AudioTrack.cpp revision 8839430158e22382f0f6450c9274071eca945989
199e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten/* 289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** 389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** Copyright 2007, The Android Open Source Project 489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** 589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** Licensed under the Apache License, Version 2.0 (the "License"); 689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** you may not use this file except in compliance with the License. 789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** You may obtain a copy of the License at 889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** 989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** http://www.apache.org/licenses/LICENSE-2.0 1089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** 1189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** Unless required by applicable law or agreed to in writing, software 1289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** distributed under the License is distributed on an "AS IS" BASIS, 1389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** See the License for the specific language governing permissions and 1589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** limitations under the License. 1689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project*/ 1789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project//#define LOG_NDEBUG 0 1989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#define LOG_TAG "AudioTrack" 2089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2134fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn#include <inttypes.h> 22c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten#include <math.h> 2389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <sys/resource.h> 2434fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn 252b01f009428797ee9154649411a64b522946e966Andy Hung#include <audio_utils/clock.h> 269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#include <audio_utils/primitives.h> 279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#include <binder/IPCThreadState.h> 2889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <media/AudioTrack.h> 2989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <utils/Log.h> 309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#include <private/media/AudioTrackShared.h> 311ab85ec401801ef9a9184650d0f5a1639b45eeb9Glenn Kasten#include <media/IAudioFlinger.h> 32e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent#include <media/AudioPolicyHelper.h> 33cd04484f4837b8ca0041d118286ab6a98e84fc75Andy Hung#include <media/AudioResamplerPublic.h> 34ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick#include <media/MediaAnalyticsItem.h> 35ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick#include <media/TypeConverter.h> 36fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin 37b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald#define WAIT_PERIOD_MS 10 38b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald#define WAIT_STREAM_END_TIMEOUT_SEC 120 3953c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hungstatic const int kMaxLoopCountNotifications = 32; 40511754b5839fd9b09fc56b89ae007fbc39084a33Glenn Kasten 4189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectnamespace android { 4233005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh// --------------------------------------------------------------------------- 4333005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 448cf3a0788df2ee184b498086b1b8da322eeadccaIvan Lozanousing media::VolumeShaper; 458cf3a0788df2ee184b498086b1b8da322eeadccaIvan Lozano 46a7f03353d5f172016f324e2a01f301cca6794152Andy Hung// TODO: Move to a separate .h 47a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 484ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hungtemplate <typename T> 49a7f03353d5f172016f324e2a01f301cca6794152Andy Hungstatic inline const T &min(const T &x, const T &y) { 504ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung return x < y ? x : y; 514ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung} 524ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung 53a7f03353d5f172016f324e2a01f301cca6794152Andy Hungtemplate <typename T> 54a7f03353d5f172016f324e2a01f301cca6794152Andy Hungstatic inline const T &max(const T &x, const T &y) { 55a7f03353d5f172016f324e2a01f301cca6794152Andy Hung return x > y ? x : y; 56a7f03353d5f172016f324e2a01f301cca6794152Andy Hung} 57a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 585d313803bdd61d59f28e518e7a793f33832f1901Andy Hungstatic const int32_t NANOS_PER_SECOND = 1000000000; 595d313803bdd61d59f28e518e7a793f33832f1901Andy Hung 60a7f03353d5f172016f324e2a01f301cca6794152Andy Hungstatic inline nsecs_t framesToNanoseconds(ssize_t frames, uint32_t sampleRate, float speed) 61a7f03353d5f172016f324e2a01f301cca6794152Andy Hung{ 62a7f03353d5f172016f324e2a01f301cca6794152Andy Hung return ((double)frames * 1000000000) / ((double)sampleRate * speed); 63a7f03353d5f172016f324e2a01f301cca6794152Andy Hung} 64a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 657f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hungstatic int64_t convertTimespecToUs(const struct timespec &tv) 667f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung{ 677f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return tv.tv_sec * 1000000ll + tv.tv_nsec / 1000; 687f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung} 697f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 70ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung// TODO move to audio_utils. 71ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hungstatic inline struct timespec convertNsToTimespec(int64_t ns) { 72ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung struct timespec tv; 73ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung tv.tv_sec = static_cast<time_t>(ns / NANOS_PER_SECOND); 74ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung tv.tv_nsec = static_cast<long>(ns % NANOS_PER_SECOND); 75ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung return tv; 76ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung} 77ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung 787f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung// current monotonic time in microseconds. 797f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hungstatic int64_t getNowUs() 807f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung{ 817f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung struct timespec tv; 827f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung (void) clock_gettime(CLOCK_MONOTONIC, &tv); 837f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return convertTimespecToUs(tv); 847f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung} 857f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 8626145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung// FIXME: we don't use the pitch setting in the time stretcher (not working); 8726145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung// instead we emulate it using our sample rate converter. 8826145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hungstatic const bool kFixPitch = true; // enable pitch fix 8926145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hungstatic inline uint32_t adjustSampleRate(uint32_t sampleRate, float pitch) 9026145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung{ 9126145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung return kFixPitch ? (sampleRate * pitch + 0.5) : sampleRate; 9226145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung} 9326145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung 9426145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hungstatic inline float adjustSpeed(float speed, float pitch) 9526145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung{ 966c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia return kFixPitch ? speed / max(pitch, AUDIO_TIMESTRETCH_PITCH_MIN_DELTA) : speed; 9726145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung} 9826145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung 9926145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hungstatic inline float adjustPitch(float pitch) 10026145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung{ 10126145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung return kFixPitch ? AUDIO_TIMESTRETCH_PITCH_NORMAL : pitch; 10226145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung} 10326145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung 10433005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh// static 10533005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yehstatus_t AudioTrack::getMinFrameCount( 106e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten size_t* frameCount, 107fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 10833005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh uint32_t sampleRate) 10933005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh{ 110d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (frameCount == NULL) { 111d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 112d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 11304cd0186305e2b59d23c9147787046c6662029ccGlenn Kasten 1140e48d25606c82def035ad10a5b3923767a765cddAndy Hung // FIXME handle in server, like createTrack_l(), possible missing info: 115e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_io_handle_t output 116e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_format_t format 117e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_channel_mask_t channelMask 1180e48d25606c82def035ad10a5b3923767a765cddAndy Hung // audio_output_flags_t flags (FAST) 1193b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kasten uint32_t afSampleRate; 12066a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status_t status; 12166a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputSamplingRate(&afSampleRate, streamType); 12266a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 12370c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output sample rate for stream type %d; status %d", 12470c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 12566a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 12633005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 127e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten size_t afFrameCount; 12866a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputFrameCount(&afFrameCount, streamType); 12966a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 13070c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output frame count for stream type %d; status %d", 13170c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 13266a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 13333005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 13433005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh uint32_t afLatency; 13566a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputLatency(&afLatency, streamType); 13666a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 13770c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output latency for stream type %d; status %d", 13870c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 13966a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 14033005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 14133005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 1428edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // When called from createTrack, speed is 1.0f (normal speed). 1438edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // This is rechecked again on setting playback rate (TODO: on setting sample rate, too). 14421da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent *frameCount = AudioSystem::calculateMinFrameCount(afLatency, afFrameCount, afSampleRate, 14521da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent sampleRate, 1.0f /*, 0 notificationsPerBufferReq*/); 14633005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 1470e48d25606c82def035ad10a5b3923767a765cddAndy Hung // The formula above should always produce a non-zero value under normal circumstances: 1480e48d25606c82def035ad10a5b3923767a765cddAndy Hung // AudioTrack.SAMPLE_RATE_HZ_MIN <= sampleRate <= AudioTrack.SAMPLE_RATE_HZ_MAX. 1490e48d25606c82def035ad10a5b3923767a765cddAndy Hung // Return error in the unlikely event that it does not, as that's part of the API contract. 15066a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (*frameCount == 0) { 1510e48d25606c82def035ad10a5b3923767a765cddAndy Hung ALOGE("AudioTrack::getMinFrameCount failed for streamType %d, sampleRate %u", 15266a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten streamType, sampleRate); 15366a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return BAD_VALUE; 15466a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten } 1558edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung ALOGV("getMinFrameCount=%zu: afFrameCount=%zu, afSampleRate=%u, afLatency=%u", 1568edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung *frameCount, afFrameCount, afSampleRate, afLatency); 15733005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh return NO_ERROR; 15833005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh} 15989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// --------------------------------------------------------------------------- 16189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 162ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essickstatic std::string audioContentTypeString(audio_content_type_t value) { 163ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick std::string contentType; 164ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick if (AudioContentTypeConverter::toString(value, contentType)) { 165ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick return contentType; 166ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick } 167ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick char rawbuffer[16]; // room for "%d" 168ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick snprintf(rawbuffer, sizeof(rawbuffer), "%d", value); 169ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick return rawbuffer; 170ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick} 171ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick 172ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essickstatic std::string audioUsageString(audio_usage_t value) { 173ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick std::string usage; 174ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick if (UsageTypeConverter::toString(value, usage)) { 175ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick return usage; 176ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick } 177ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick char rawbuffer[16]; // room for "%d" 178ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick snprintf(rawbuffer, sizeof(rawbuffer), "%d", value); 179ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick return rawbuffer; 180ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick} 181ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick 182ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essickvoid AudioTrack::MediaMetrics::gather(const AudioTrack *track) 183ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick{ 184ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick 185ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick // key for media statistics is defined in the header 186ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick // attrs for media statistics 187ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick static constexpr char kAudioTrackStreamType[] = "android.media.audiotrack.streamtype"; 188ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick static constexpr char kAudioTrackContentType[] = "android.media.audiotrack.type"; 189ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick static constexpr char kAudioTrackUsage[] = "android.media.audiotrack.usage"; 190ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick static constexpr char kAudioTrackSampleRate[] = "android.media.audiotrack.samplerate"; 191ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick static constexpr char kAudioTrackChannelMask[] = "android.media.audiotrack.channelmask"; 192ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick static constexpr char kAudioTrackUnderrunFrames[] = "android.media.audiotrack.underrunframes"; 193ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick static constexpr char kAudioTrackStartupGlitch[] = "android.media.audiotrack.glitch.startup"; 194ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick 1958839430158e22382f0f6450c9274071eca945989Ray Essick // only if we're in a good state... 1968839430158e22382f0f6450c9274071eca945989Ray Essick // XXX: shall we gather alternative info if failing? 1978839430158e22382f0f6450c9274071eca945989Ray Essick const status_t lstatus = track->initCheck(); 1988839430158e22382f0f6450c9274071eca945989Ray Essick if (lstatus != NO_ERROR) { 1998839430158e22382f0f6450c9274071eca945989Ray Essick ALOGD("no metrics gathered, track status=%d", (int) lstatus); 2008839430158e22382f0f6450c9274071eca945989Ray Essick return; 2018839430158e22382f0f6450c9274071eca945989Ray Essick } 2028839430158e22382f0f6450c9274071eca945989Ray Essick 203ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick // constructor guarantees mAnalyticsItem is valid 204ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick 205ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick const int32_t underrunFrames = track->getUnderrunFrames(); 206ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick if (underrunFrames != 0) { 207ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick mAnalyticsItem->setInt32(kAudioTrackUnderrunFrames, underrunFrames); 208ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick } 209ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick 210ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick if (track->mTimestampStartupGlitchReported) { 211ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick mAnalyticsItem->setInt32(kAudioTrackStartupGlitch, 1); 212ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick } 213ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick 214ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick if (track->mStreamType != -1) { 215ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick // deprecated, but this will tell us who still uses it. 216ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick mAnalyticsItem->setInt32(kAudioTrackStreamType, track->mStreamType); 217ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick } 218ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick // XXX: consider including from mAttributes: source type 219ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick mAnalyticsItem->setCString(kAudioTrackContentType, 220ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick audioContentTypeString(track->mAttributes.content_type).c_str()); 221ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick mAnalyticsItem->setCString(kAudioTrackUsage, 222ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick audioUsageString(track->mAttributes.usage).c_str()); 223ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick mAnalyticsItem->setInt32(kAudioTrackSampleRate, track->mSampleRate); 224ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick mAnalyticsItem->setInt64(kAudioTrackChannelMask, track->mChannelMask); 225ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick} 226ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick 2278839430158e22382f0f6450c9274071eca945989Ray Essick// hand the user a snapshot of the metrics. 2288839430158e22382f0f6450c9274071eca945989Ray Essickstatus_t AudioTrack::getMetrics(MediaAnalyticsItem * &item) 2298839430158e22382f0f6450c9274071eca945989Ray Essick{ 2308839430158e22382f0f6450c9274071eca945989Ray Essick mMediaMetrics.gather(this); 2318839430158e22382f0f6450c9274071eca945989Ray Essick MediaAnalyticsItem *tmp = mMediaMetrics.dup(); 2328839430158e22382f0f6450c9274071eca945989Ray Essick if (tmp == nullptr) { 2338839430158e22382f0f6450c9274071eca945989Ray Essick return BAD_VALUE; 2348839430158e22382f0f6450c9274071eca945989Ray Essick } 2358839430158e22382f0f6450c9274071eca945989Ray Essick item = tmp; 2368839430158e22382f0f6450c9274071eca945989Ray Essick return NO_ERROR; 2378839430158e22382f0f6450c9274071eca945989Ray Essick} 238ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick 23989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrack() 240879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 2419b3359feabbf138bb965da5173434da78bfe0929Haynes Mathew George mState(STATE_STOPPED), 2424ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 2437064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 244aa9811945f575614b3482d09e4d969792701cebbPaul McLean mPausedPosition(0), 24520b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent mSelectedDeviceId(AUDIO_PORT_HANDLE_NONE), 24621da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mRoutedDeviceId(AUDIO_PORT_HANDLE_NONE) 24789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 248faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_UNKNOWN; 249faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_UNKNOWN; 250faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.flags = 0x0; 251faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi strcpy(mAttributes.tags, ""); 25289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 25389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 25489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrack( 255fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 25689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 257e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 25828b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 259bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten size_t frameCount, 2600ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 26189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 26289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 263ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten int32_t notificationFrames, 264d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 265ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 266462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 2671f12a8ad958344c50733b948628ffa06db9c5bc6Andy Hung uid_t uid, 268d9d7fa0873796ac661c44a7fcd6ad5ff697ff01fJean-Michel Trivi pid_t pid, 269faeb0f291330134dc4468359a36e099aae508449Ronghua Wu const audio_attributes_t* pAttributes, 270ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung bool doNotReconnect, 271156c6873a5e69af71f3c28b236c5831b9cb2ac95jiabin float maxRequiredSpeed, 272156c6873a5e69af71f3c28b236c5831b9cb2ac95jiabin audio_port_handle_t selectedDeviceId) 273879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 2749b3359feabbf138bb965da5173434da78bfe0929Haynes Mathew George mState(STATE_STOPPED), 2754ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 2767064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 27721da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mPausedPosition(0) 27889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 279f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent (void)set(streamType, sampleRate, format, channelMask, 280a514bdb58b5de4986679f72b7204b4764f7a2778Eric Laurent frameCount, flags, cbf, user, notificationFrames, 281462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen 0 /*sharedBuffer*/, false /*threadCanCallJava*/, sessionId, transferType, 282156c6873a5e69af71f3c28b236c5831b9cb2ac95jiabin offloadInfo, uid, pid, pAttributes, doNotReconnect, maxRequiredSpeed, selectedDeviceId); 28389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 28489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 285c813985abd8ba61e999b3505f6a332574f87a1beAndreas HuberAudioTrack::AudioTrack( 286fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 28789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 288e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 28928b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 29089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const sp<IMemory>& sharedBuffer, 2910ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 29289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 29389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 294ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten int32_t notificationFrames, 295d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 296ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 297462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 2981f12a8ad958344c50733b948628ffa06db9c5bc6Andy Hung uid_t uid, 299d9d7fa0873796ac661c44a7fcd6ad5ff697ff01fJean-Michel Trivi pid_t pid, 300faeb0f291330134dc4468359a36e099aae508449Ronghua Wu const audio_attributes_t* pAttributes, 301ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung bool doNotReconnect, 302ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung float maxRequiredSpeed) 303879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 3049b3359feabbf138bb965da5173434da78bfe0929Haynes Mathew George mState(STATE_STOPPED), 3054ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 3067064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 307aa9811945f575614b3482d09e4d969792701cebbPaul McLean mPausedPosition(0), 30821da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mSelectedDeviceId(AUDIO_PORT_HANDLE_NONE) 30989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 310f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent (void)set(streamType, sampleRate, format, channelMask, 31117a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten 0 /*frameCount*/, flags, cbf, user, notificationFrames, 312d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen sharedBuffer, false /*threadCanCallJava*/, sessionId, transferType, offloadInfo, 313ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung uid, pid, pAttributes, doNotReconnect, maxRequiredSpeed); 31489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 31589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 31689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::~AudioTrack() 31789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 318ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick // pull together the numbers, before we clean up our structures 319ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick mMediaMetrics.gather(this); 320ed30470cf0a20c0c1edb2b82075985ccaa6c75c1Ray Essick 32189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mStatus == NO_ERROR) { 32289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Make sure that callback function exits in the case where 32389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // it is looping on buffer full condition in obtainBuffer(). 32489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Otherwise the callback thread will never exit. 32589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project stop(); 32689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mAudioTrackThread != 0) { 327b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mProxy->interrupt(); 3283acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mAudioTrackThread->requestExit(); // see comment in AudioTrack.h 32989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioTrackThread->requestExitAndWait(); 33089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioTrackThread.clear(); 33189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 332296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent // No lock here: worst case we remove a NULL callback which will be a nop 333296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mDeviceCallback != 0 && mOutput != AUDIO_IO_HANDLE_NONE) { 334ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent AudioSystem::removeAudioDeviceCallback(this, mOutput); 335296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 336f888020c6e2735624f2b2a30e72aca24e17b8b4dMarco Nelissen IInterface::asBinder(mAudioTrack)->unlinkToDeath(mDeathNotifier, this); 33753cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten mAudioTrack.clear(); 3383bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent mCblkMemory.clear(); 3393bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent mSharedBuffer.clear(); 34089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project IPCThreadState::self()->flushCommands(); 3414c36d6f48f4eecacc148317f775f65961a4f03d2Glenn Kasten ALOGV("~AudioTrack, releasing session id %d from %d on behalf of %d", 3424c36d6f48f4eecacc148317f775f65961a4f03d2Glenn Kasten mSessionId, IPCThreadState::self()->getCallingPid(), mClientPid); 343d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen AudioSystem::releaseAudioSessionId(mSessionId, mClientPid); 34489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 34589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 34689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 34789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::set( 348fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 34989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 350e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 35128b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 352bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten size_t frameCount, 3530ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 35489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 35589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 356ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten int32_t notificationFrames, 35789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const sp<IMemory>& sharedBuffer, 358be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent bool threadCanCallJava, 359d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 360ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 361462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 3621f12a8ad958344c50733b948628ffa06db9c5bc6Andy Hung uid_t uid, 363faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi pid_t pid, 364faeb0f291330134dc4468359a36e099aae508449Ronghua Wu const audio_attributes_t* pAttributes, 365ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung bool doNotReconnect, 366156c6873a5e69af71f3c28b236c5831b9cb2ac95jiabin float maxRequiredSpeed, 367156c6873a5e69af71f3c28b236c5831b9cb2ac95jiabin audio_port_handle_t selectedDeviceId) 36889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 369f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status_t status; 370f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent uint32_t channelCount; 371f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent pid_t callingPid; 372f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent pid_t myPid; 373f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent 374bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten ALOGV("set(): streamType %d, sampleRate %u, format %#x, channelMask %#x, frameCount %zu, " 375ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten "flags #%x, notificationFrames %d, sessionId %d, transferType %d, uid %d, pid %d", 376bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten streamType, sampleRate, format, channelMask, frameCount, flags, notificationFrames, 3774c36d6f48f4eecacc148317f775f65961a4f03d2Glenn Kasten sessionId, transferType, uid, pid); 37886f04663032ddaa25110149d709bbf896ad83b02Glenn Kasten 37933ff89ba94a527e4293ee5349da01483252d5c83Phil Burk mThreadCanCallJava = threadCanCallJava; 380156c6873a5e69af71f3c28b236c5831b9cb2ac95jiabin mSelectedDeviceId = selectedDeviceId; 38121da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mSessionId = sessionId; 38233ff89ba94a527e4293ee5349da01483252d5c83Phil Burk 3839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten switch (transferType) { 3849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_DEFAULT: 3859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer != 0) { 3869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_SHARED; 3879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (cbf == NULL || threadCanCallJava) { 3889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_SYNC; 3899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 3909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_CALLBACK; 3919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 3929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 3939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_CALLBACK: 3949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (cbf == NULL || sharedBuffer != 0) { 3959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_CALLBACK but cbf == NULL || sharedBuffer != 0"); 396f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = BAD_VALUE; 397f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 3989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 3999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 4009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_OBTAIN: 4019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_SYNC: 4029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer != 0) { 4039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_OBTAIN but sharedBuffer != 0"); 404f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = BAD_VALUE; 405f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 4069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 4079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 4089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_SHARED: 4099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer == 0) { 4109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_SHARED but sharedBuffer == 0"); 411f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = BAD_VALUE; 412f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 4139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 4149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 4159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten default: 4169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Invalid transfer type %d", transferType); 417f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = BAD_VALUE; 418f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 4199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 420dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten mSharedBuffer = sharedBuffer; 4219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mTransfer = transferType; 422faeb0f291330134dc4468359a36e099aae508449Ronghua Wu mDoNotReconnect = doNotReconnect; 4239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 42497c9f4fd7bc31e2968d816402659ba1c64f10b42Eric Laurent ALOGV_IF(sharedBuffer != 0, "sharedBuffer: %p, size: %zu", sharedBuffer->pointer(), 42585ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten sharedBuffer->size()); 42689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 42734fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("set() streamType %d frameCount %zu flags %04x", streamType, frameCount, flags); 4281a9ed11a472493cac7f6dfcbfac2064526a493edEric Laurent 42953cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten // invariant that mAudioTrack != 0 is true only after set() returns successfully 4301dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent if (mAudioTrack != 0) { 43129357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Track already in use"); 432f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = INVALID_OPERATION; 433f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 43489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 43589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 43689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // handle default values first. 437e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent if (streamType == AUDIO_STREAM_DEFAULT) { 438fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin streamType = AUDIO_STREAM_MUSIC; 43989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 440faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if (pAttributes == NULL) { 441223fd5c9738e9665e495904d37d4632414b68c1eEric Laurent if (uint32_t(streamType) >= AUDIO_STREAM_PUBLIC_CNT) { 442faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGE("Invalid stream type %d", streamType); 443f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = BAD_VALUE; 444f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 445faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 446faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = streamType; 447e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent 448faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } else { 449faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // stream type shouldn't be looked at, this track has audio attributes 450faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi memcpy(&mAttributes, pAttributes, sizeof(audio_attributes_t)); 451faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGV("Building AudioTrack with attributes: usage=%d content=%d flags=0x%x tags=[%s]", 452faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage, mAttributes.content_type, mAttributes.flags, mAttributes.tags); 453e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent mStreamType = AUDIO_STREAM_DEFAULT; 454c6bd5db9d9cf4bba1649b5b7ddea2d23f5de23a9Eric Laurent if ((mAttributes.flags & AUDIO_FLAG_HW_AV_SYNC) != 0) { 455c6bd5db9d9cf4bba1649b5b7ddea2d23f5de23a9Eric Laurent flags = (audio_output_flags_t)(flags | AUDIO_OUTPUT_FLAG_HW_AV_SYNC); 456c6bd5db9d9cf4bba1649b5b7ddea2d23f5de23a9Eric Laurent } 45733ff89ba94a527e4293ee5349da01483252d5c83Phil Burk if ((mAttributes.flags & AUDIO_FLAG_LOW_LATENCY) != 0) { 45833ff89ba94a527e4293ee5349da01483252d5c83Phil Burk flags = (audio_output_flags_t) (flags | AUDIO_OUTPUT_FLAG_FAST); 45933ff89ba94a527e4293ee5349da01483252d5c83Phil Burk } 460fff204c192f7e16c635a79f6a85786afb8522a3dAndy Hung // check deep buffer after flags have been modified above 461fff204c192f7e16c635a79f6a85786afb8522a3dAndy Hung if (flags == AUDIO_OUTPUT_FLAG_NONE && (mAttributes.flags & AUDIO_FLAG_DEEP_BUFFER) != 0) { 462fff204c192f7e16c635a79f6a85786afb8522a3dAndy Hung flags = AUDIO_OUTPUT_FLAG_DEEP_BUFFER; 463fff204c192f7e16c635a79f6a85786afb8522a3dAndy Hung } 464dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten } 465ea7939a079b3600cab955760839b021326f8cfc3Glenn Kasten 46689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // these below should probably come from the audioFlinger too... 467e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten if (format == AUDIO_FORMAT_DEFAULT) { 468fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin format = AUDIO_FORMAT_PCM_16_BIT; 469fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk } else if (format == AUDIO_FORMAT_IEC61937) { // HDMI pass-through? 470fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk mAttributes.flags |= AUDIO_OUTPUT_FLAG_IEC958_NONAUDIO; 47189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 47289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 47389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // validate parameters 474fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin if (!audio_is_valid_format(format)) { 475cac3daa6332bf6d1f7d26adc4a9915f3d7992dd9Glenn Kasten ALOGE("Invalid format %#x", format); 476f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = BAD_VALUE; 477f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 47889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 479dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten mFormat = format; 480c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 4818ba90326d683b035d99e24db669093e4602a7149Glenn Kasten if (!audio_is_output_channel(channelMask)) { 4828ba90326d683b035d99e24db669093e4602a7149Glenn Kasten ALOGE("Invalid channel mask %#x", channelMask); 483f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = BAD_VALUE; 484f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 4858ba90326d683b035d99e24db669093e4602a7149Glenn Kasten } 486e3247bf8dd4f8fa8dfa3a108260241ae4a967569Glenn Kasten mChannelMask = channelMask; 487f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent channelCount = audio_channel_count_from_out_mask(channelMask); 488e3247bf8dd4f8fa8dfa3a108260241ae4a967569Glenn Kasten mChannelCount = channelCount; 4898ba90326d683b035d99e24db669093e4602a7149Glenn Kasten 490c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // force direct flag if format is not linear PCM 491b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // or offload was requested 492b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if ((flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) 493b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald || !audio_is_linear_pcm(format)) { 494b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGV( (flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) 495b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ? "Offload request, forcing to Direct Output" 496b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald : "Not linear PCM, forcing to Direct Output"); 4970ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent flags = (audio_output_flags_t) 4983acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // FIXME why can't we allow direct AND fast? 4990ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent ((flags | AUDIO_OUTPUT_FLAG_DIRECT) & ~AUDIO_OUTPUT_FLAG_FAST); 500c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 501c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 502d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent // force direct flag if HW A/V sync requested 503d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent if ((flags & AUDIO_OUTPUT_FLAG_HW_AV_SYNC) != 0) { 504d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent flags = (audio_output_flags_t)(flags | AUDIO_OUTPUT_FLAG_DIRECT); 505d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent } 506d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent 507b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten if (flags & AUDIO_OUTPUT_FLAG_DIRECT) { 508fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk if (audio_has_proportional_frames(format)) { 509b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = channelCount * audio_bytes_per_sample(format); 510b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten } else { 511b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = sizeof(uint8_t); 512b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten } 513e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten } else { 514fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk ALOG_ASSERT(audio_has_proportional_frames(format)); 515b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = channelCount * audio_bytes_per_sample(format); 516b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten // createTrack will return an error if PCM format is not supported by server, 517b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten // so no need to check for specific PCM formats here 518e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten } 519e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 5200d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent // sampling rate must be specified for direct outputs 5210d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent if (sampleRate == 0 && (flags & AUDIO_OUTPUT_FLAG_DIRECT) != 0) { 522f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = BAD_VALUE; 523f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 5240d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent } 5250d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent mSampleRate = sampleRate; 5263a474aa67fc31505740526dd249d96204c08bf79Lajos Molnar mOriginalSampleRate = sampleRate; 5275a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia mPlaybackRate = AUDIO_PLAYBACK_RATE_DEFAULT; 528ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung // 1.0 <= mMaxRequiredSpeed <= AUDIO_TIMESTRETCH_SPEED_MAX 529ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung mMaxRequiredSpeed = min(max(maxRequiredSpeed, 1.0f), AUDIO_TIMESTRETCH_SPEED_MAX); 5300d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent 531b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // Make copy of input parameter offloadInfo so that in the future: 532b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // (a) createTrack_l doesn't need it as an input parameter 533b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // (b) we can support re-creation of offloaded tracks 534b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten if (offloadInfo != NULL) { 535b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfoCopy = *offloadInfo; 536b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfo = &mOffloadInfoCopy; 537b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten } else { 538b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfo = NULL; 53920b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent memset(&mOffloadInfoCopy, 0, sizeof(audio_offload_info_t)); 540b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten } 541b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten 54266e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_LEFT] = 1.0f; 54366e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_RIGHT] = 1.0f; 54405632a5fa4b88ca474294887fc92a9fcdf0e2352Glenn Kasten mSendLevel = 0.0f; 545396fabdb6efcdac5aea3d9f559d1beedf6a4cedcGlenn Kasten // mFrameCount is initialized in createTrack_l 546b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mReqFrameCount = frameCount; 547ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (notificationFrames >= 0) { 548ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten mNotificationFramesReq = notificationFrames; 549ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten mNotificationsPerBufferReq = 0; 550ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } else { 551ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (!(flags & AUDIO_OUTPUT_FLAG_FAST)) { 552ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten ALOGE("notificationFrames=%d not permitted for non-fast track", 553ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten notificationFrames); 554f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = BAD_VALUE; 555f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 556ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 557ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (frameCount > 0) { 558ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten ALOGE("notificationFrames=%d not permitted with non-zero frameCount=%zu", 559ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten notificationFrames, frameCount); 560f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = BAD_VALUE; 561f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 562ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 563ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten mNotificationFramesReq = 0; 564ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten const uint32_t minNotificationsPerBuffer = 1; 565ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten const uint32_t maxNotificationsPerBuffer = 8; 566ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten mNotificationsPerBufferReq = min(maxNotificationsPerBuffer, 567ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten max((uint32_t) -notificationFrames, minNotificationsPerBuffer)); 568ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten ALOGW_IF(mNotificationsPerBufferReq != (uint32_t) -notificationFrames, 569ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten "notificationFrames=%d clamped to the range -%u to -%u", 570ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten notificationFrames, minNotificationsPerBuffer, maxNotificationsPerBuffer); 571ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 5729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNotificationFramesAct = 0; 573f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent callingPid = IPCThreadState::self()->getCallingPid(); 574f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent myPid = getpid(); 575f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent if (uid == AUDIO_UID_INVALID || (callingPid != myPid)) { 576462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen mClientUid = IPCThreadState::self()->getCallingUid(); 577462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen } else { 578462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen mClientUid = uid; 579462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen } 580f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent if (pid == -1 || (callingPid != myPid)) { 581f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent mClientPid = callingPid; 582d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen } else { 583d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen mClientPid = pid; 584d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen } 5852beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAuxEffectId = 0; 586ae34ed2bcc9fa49a22fe7497327adb689ef27e8dHaynes Mathew George mOrigFlags = mFlags = flags; 5874a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten mCbf = cbf; 588be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 589a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten if (cbf != NULL) { 590896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent mAudioTrackThread = new AudioTrackThread(*this, threadCanCallJava); 591a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten mAudioTrackThread->run("AudioTrack", ANDROID_PRIORITY_AUDIO, 0 /*stack*/); 592bfd318402924414fbde4d31c9d23cc423f10b630Glenn Kasten // thread begins in paused state, and will not reference us until start() 593a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten } 594a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten 59534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent // create the IAudioTrack 596f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = createTrack_l(); 597a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten 59834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (status != NO_ERROR) { 599a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten if (mAudioTrackThread != 0) { 600b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mAudioTrackThread->requestExit(); // see comment in AudioTrack.h 601b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mAudioTrackThread->requestExitAndWait(); 602a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten mAudioTrackThread.clear(); 603a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten } 604f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 60589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 60634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 60789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUserData = user; 6084ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopCount = 0; 6094ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopStart = 0; 6104ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopEnd = 0; 61153c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mLoopCountNotified = 0; 61289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = 0; 6132c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 61489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition = 0; 61589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = 0; 616200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mPosition = 0; 617200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mReleased = 0; 618ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung mStartNs = 0; 619ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung mStartFromZeroUs = 0; 620d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen AudioSystem::acquireAudioSessionId(mSessionId, mClientPid); 6219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mSequence = 1; 6229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mObservedSequence = mSequence; 6239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = false; 6241b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestampValid = false; 625c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mTimestampStartupGlitchReported = false; 626c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mRetrogradeMotionReported = false; 627b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung mPreviousLocation = ExtendedTimestamp::LOCATION_INVALID; 62865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung mStartTs.mPosition = 0; 6292812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk mUnderrunCountOffset = 0; 630ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung mFramesWritten = 0; 631ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung mFramesWrittenServerOffset = 0; 632f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung mFramesWrittenAtRestore = -1; // -1 is a unique initializer. 6338cf3a0788df2ee184b498086b1b8da322eeadccaIvan Lozano mVolumeHandler = new media::VolumeHandler(); 634f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent 635f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurentexit: 636f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent mStatus = status; 637f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent return status; 63889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 63989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 64089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 64189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 642b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgeraldstatus_t AudioTrack::start() 64389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 644f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 645b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 6469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 647b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 6489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 6491703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 6509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = true; 6512b584244930c9de0e3bc46898a801e9ccb731900Eric Laurent 6529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten State previousState = mState; 653b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (previousState == STATE_PAUSED_STOPPING) { 654b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPING; 655b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 656b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_ACTIVE; 657b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 658200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten (void) updateAndGetPosition_l(); 65965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung 66065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // save start timestamp 66165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (isOffloadedOrDirect_l()) { 66265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (getTimestamp_l(mStartTs) != OK) { 66365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung mStartTs.mPosition = 0; 66465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 66565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } else { 66665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (getTimestamp_l(&mStartEts) != OK) { 66765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung mStartEts.clear(); 66865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 66965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 670ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung mStartNs = systemTime(); // save this for timestamp adjustment after starting. 6719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (previousState == STATE_STOPPED || previousState == STATE_FLUSHED) { 6729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // reset current position as seen by client to 0 673200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mPosition = 0; 6741b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestampValid = false; 675c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mTimestampStartupGlitchReported = false; 676c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mRetrogradeMotionReported = false; 677b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung mPreviousLocation = ExtendedTimestamp::LOCATION_INVALID; 6781b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 67965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (!isOffloadedOrDirect_l() 68065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung && mStartEts.mTimeNs[ExtendedTimestamp::LOCATION_SERVER] > 0) { 681e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // Server side has consumed something, but is it finished consuming? 682e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // It is possible since flush and stop are asynchronous that the server 683e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // is still active at this point. 684e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung ALOGV("start: server read:%lld cumulative flushed:%lld client written:%lld", 685e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung (long long)(mFramesWrittenServerOffset 68665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung + mStartEts.mPosition[ExtendedTimestamp::LOCATION_SERVER]), 68765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (long long)mStartEts.mFlushed, 688e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung (long long)mFramesWritten); 689c4e60eb165608f08cd85ed2fccbdaa6700f271cdAndy Hung // mStartEts is already adjusted by mFramesWrittenServerOffset, so we delta adjust. 690c4e60eb165608f08cd85ed2fccbdaa6700f271cdAndy Hung mFramesWrittenServerOffset -= mStartEts.mPosition[ExtendedTimestamp::LOCATION_SERVER]; 69161be84167c1a11c8a030e00a2b79b2bc4fdf617fAndy Hung } 692e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung mFramesWritten = 0; 693e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung mProxy->clearTimestamp(); // need new server push for valid timestamp 694e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung mMarkerReached = false; 69561be84167c1a11c8a030e00a2b79b2bc4fdf617fAndy Hung 6967f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // For offloaded tracks, we don't know if the hardware counters are really zero here, 6977f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // since the flush is asynchronous and stop may not fully drain. 6987f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // We save the time when the track is started to later verify whether 6997f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // the counters are realistic (i.e. start from zero after this time). 700ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung mStartFromZeroUs = mStartNs / 1000; 7017f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 702ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent // force refresh of remaining frames by processAudioBuffer() as last 703ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent // write before stop could be partial. 704ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent mRefreshRemaining = true; 70589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 706200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mNewPosition = mPosition + mUpdatePeriod; 7074be3b831904640ca853845b3ea31f985774047deAndy Hung int32_t flags = android_atomic_and(~(CBLK_STREAM_END_DONE | CBLK_DISABLED), &mCblk->mFlags); 70889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t status = NO_ERROR; 7109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!(flags & CBLK_INVALID)) { 7119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = mAudioTrack->start(); 7129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status == DEAD_OBJECT) { 7139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten flags |= CBLK_INVALID; 71489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 7159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 7169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_INVALID) { 7179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = restoreTrack_l("start"); 7189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 7199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 72079629f0716f04e79064256362be56730077b8c50Andy Hung // resume or pause the callback thread as needed. 72179629f0716f04e79064256362be56730077b8c50Andy Hung sp<AudioTrackThread> t = mAudioTrackThread; 72279629f0716f04e79064256362be56730077b8c50Andy Hung if (status == NO_ERROR) { 72379629f0716f04e79064256362be56730077b8c50Andy Hung if (t != 0) { 72479629f0716f04e79064256362be56730077b8c50Andy Hung if (previousState == STATE_STOPPING) { 72579629f0716f04e79064256362be56730077b8c50Andy Hung mProxy->interrupt(); 72679629f0716f04e79064256362be56730077b8c50Andy Hung } else { 72779629f0716f04e79064256362be56730077b8c50Andy Hung t->resume(); 72879629f0716f04e79064256362be56730077b8c50Andy Hung } 72979629f0716f04e79064256362be56730077b8c50Andy Hung } else { 73079629f0716f04e79064256362be56730077b8c50Andy Hung mPreviousPriority = getpriority(PRIO_PROCESS, 0); 73179629f0716f04e79064256362be56730077b8c50Andy Hung get_sched_policy(0, &mPreviousSchedulingGroup); 73279629f0716f04e79064256362be56730077b8c50Andy Hung androidSetThreadPriority(0, ANDROID_PRIORITY_AUDIO); 73379629f0716f04e79064256362be56730077b8c50Andy Hung } 73439399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung 73539399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung // Start our local VolumeHandler for restoration purposes. 73639399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung mVolumeHandler->setStarted(); 73779629f0716f04e79064256362be56730077b8c50Andy Hung } else { 7389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("start() status %d", status); 7399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = previousState; 74089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 741b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (previousState != STATE_STOPPING) { 742b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald t->pause(); 743b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 74489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else { 745879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten setpriority(PRIO_PROCESS, 0, mPreviousPriority); 746a636433cbd09c0708b85f337ef45c0cdef3bcb4dGlenn Kasten set_sched_policy(0, mPreviousSchedulingGroup); 74789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 74889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 74989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 750b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return status; 7519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 7529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 7539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenvoid AudioTrack::stop() 7549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 7559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 756397edb3377e5775f4df60afb8bf6d4711e5adc0eGlenn Kasten if (mState != STATE_ACTIVE && mState != STATE_PAUSED) { 7579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 7589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 7599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 76023a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 761b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPING; 762b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 763b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPED; 7642148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung ALOGD_IF(mSharedBuffer == nullptr, 7652148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung "stop() called with %u frames delivered", mReleased.value()); 766c2813e568aa476e03d159529c0af28c99536db8dAndy Hung mReleased = 0; 767b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 768b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 7699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->interrupt(); 7709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->stop(); 77161be84167c1a11c8a030e00a2b79b2bc4fdf617fAndy Hung 77261be84167c1a11c8a030e00a2b79b2bc4fdf617fAndy Hung // Note: legacy handling - stop does not clear playback marker 77361be84167c1a11c8a030e00a2b79b2bc4fdf617fAndy Hung // and periodic update counter, but flush does for streaming tracks. 7749b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung 7759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mSharedBuffer != 0) { 7769b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung // clear buffer position and loop count. 7779b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung mStaticProxy->setBufferPositionAndLoop(0 /* position */, 7789b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung 0 /* loopStart */, 0 /* loopEnd */, 0 /* loopCount */); 7799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 780b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 7819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrackThread> t = mAudioTrackThread; 7829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (t != 0) { 78323a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (!isOffloaded_l()) { 784b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald t->pause(); 785b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 7869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 7879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten setpriority(PRIO_PROCESS, 0, mPreviousPriority); 7889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten set_sched_policy(0, mPreviousSchedulingGroup); 7899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 79089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 79189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 79289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioTrack::stopped() const 79389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 7949a2aaf927e56a4b4acab23ef16b3f133a9f48a63Glenn Kasten AutoMutex lock(mLock); 7959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return mState != STATE_ACTIVE; 79689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 79789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 79889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioTrack::flush() 79989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 8009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mSharedBuffer != 0) { 8019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 8029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 8031703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 8049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE || mState == STATE_FLUSHED) { 8059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 8064bae3649d504d590a546717a8e49f96a30d9a745Glenn Kasten } 8079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten flush_l(); 8081703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 8091703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 8101703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentvoid AudioTrack::flush_l() 8111703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 8129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOG_ASSERT(mState != STATE_ACTIVE); 813c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 8142c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi // clear playback marker and periodic update counter 8152c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerPosition = 0; 8162c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 8172c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mUpdatePeriod = 0; 818b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mRefreshRemaining = true; 819c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 8209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_FLUSHED; 821c2813e568aa476e03d159529c0af28c99536db8dAndy Hung mReleased = 0; 82223a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 823b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mProxy->interrupt(); 824b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 8259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->flush(); 8264bae3649d504d590a546717a8e49f96a30d9a745Glenn Kasten mAudioTrack->flush(); 82789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 82889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 82989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioTrack::pause() 83089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 831f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 832b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (mState == STATE_ACTIVE) { 833b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_PAUSED; 834b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else if (mState == STATE_STOPPING) { 835b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_PAUSED_STOPPING; 836b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 8379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 83889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 8399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->interrupt(); 8409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->pause(); 8417064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George 8423a90f2849d49bf65f2d6257fd6da30ae46d745faMarco Nelissen if (isOffloaded_l()) { 843142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 8447f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // An offload output can be re-used between two audio tracks having 8457f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // the same configuration. A timestamp query for a paused track 8467f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // while the other is running would return an incorrect time. 8477f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // To fix this, cache the playback position on a pause() and return 8487f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // this time when requested until the track is resumed. 8497f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 8507f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // OffloadThread sends HAL pause in its threadLoop. Time saved 8517f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // here can be slightly off. 8527f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 8537f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // TODO: check return code for getRenderPosition. 8547f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 8557064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George uint32_t halFrames; 8567064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George AudioSystem::getRenderPosition(mOutput, &halFrames, &mPausedPosition); 8577064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George ALOGV("AudioTrack::pause for offload, cache current position %u", mPausedPosition); 8587064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 8597064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 86089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 86189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 862be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurentstatus_t AudioTrack::setVolume(float left, float right) 86389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 864c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten // This duplicates a test by AudioTrack JNI, but that is not the only caller 865c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten if (isnanf(left) || left < GAIN_FLOAT_ZERO || left > GAIN_FLOAT_UNITY || 866c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten isnanf(right) || right < GAIN_FLOAT_ZERO || right > GAIN_FLOAT_UNITY) { 867be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return BAD_VALUE; 868be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 869be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 8701703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 87166e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_LEFT] = left; 87266e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_RIGHT] = right; 87389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 874c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten mProxy->setVolumeLR(gain_minifloat_pack(gain_from_float(left), gain_from_float(right))); 875be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 87623a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 87759fe010bcc072597852454a2ec53d7b0a2002a3bEric Laurent mAudioTrack->signal(); 87859fe010bcc072597852454a2ec53d7b0a2002a3bEric Laurent } 879be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return NO_ERROR; 88089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 88189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 882b1c0993b215c5c3eebd1c6bafc22bba23d57a70bGlenn Kastenstatus_t AudioTrack::setVolume(float volume) 88389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 884b1c0993b215c5c3eebd1c6bafc22bba23d57a70bGlenn Kasten return setVolume(volume, volume); 885be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 886be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 8872beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurentstatus_t AudioTrack::setAuxEffectSendLevel(float level) 888be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 889c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten // This duplicates a test by AudioTrack JNI, but that is not the only caller 890c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten if (isnanf(level) || level < GAIN_FLOAT_ZERO || level > GAIN_FLOAT_UNITY) { 891be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return BAD_VALUE; 892be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 893be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 8949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 895be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent mSendLevel = level; 896e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSendLevel(level); 897be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 898be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return NO_ERROR; 899be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 900be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 901a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenvoid AudioTrack::getAuxEffectSendLevel(float* level) const 902be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 903be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent if (level != NULL) { 9049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *level = mSendLevel; 905be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 90689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 90789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 9083b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kastenstatus_t AudioTrack::setSampleRate(uint32_t rate) 90989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 9105cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung AutoMutex lock(mLock); 9115cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung if (rate == mSampleRate) { 9125cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung return NO_ERROR; 9135cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung } 914d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (isOffloadedOrDirect_l() || (mFlags & AUDIO_OUTPUT_FLAG_FAST)) { 9154ff14bae91075eb274eb1c2975982358946e7e63John Grossman return INVALID_OPERATION; 9164ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 9170d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent if (mOutput == AUDIO_IO_HANDLE_NONE) { 9180d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent return NO_INIT; 9190d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent } 9205cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung // NOTE: it is theoretically possible, but highly unlikely, that a device change 9215cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung // could mean a previously allowed sampling rate is no longer allowed. 9229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t afSamplingRate; 9230d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent if (AudioSystem::getSamplingRate(mOutput, &afSamplingRate) != NO_ERROR) { 924573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent return NO_INIT; 92589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 92626145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung // pitch is emulated by adjusting speed and sampleRate 9275a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const uint32_t effectiveSampleRate = adjustSampleRate(rate, mPlaybackRate.mPitch); 92826145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung if (rate == 0 || effectiveSampleRate > afSamplingRate * AUDIO_RESAMPLER_DOWN_RATIO_MAX) { 929d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 930d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 9318edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // TODO: Should we also check if the buffer size is compatible? 93289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 933e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mSampleRate = rate; 93426145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung mProxy->setSampleRate(effectiveSampleRate); 935e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 936573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent return NO_ERROR; 93789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 93889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 939a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenuint32_t AudioTrack::getSampleRate() const 94089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 9411703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 9426f59db12a64f4496866952a251122ccb77a36c6bEric Laurent 9436f59db12a64f4496866952a251122ccb77a36c6bEric Laurent // sample rate can be updated during playback by the offloaded decoder so we need to 9446f59db12a64f4496866952a251122ccb77a36c6bEric Laurent // query the HAL and update if needed. 9456f59db12a64f4496866952a251122ccb77a36c6bEric Laurent// FIXME use Proxy return channel to update the rate from server and avoid polling here 946ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect_l()) { 947142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 9486f59db12a64f4496866952a251122ccb77a36c6bEric Laurent uint32_t sampleRate = 0; 949b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi status_t status = AudioSystem::getSamplingRate(mOutput, &sampleRate); 9506f59db12a64f4496866952a251122ccb77a36c6bEric Laurent if (status == NO_ERROR) { 9516f59db12a64f4496866952a251122ccb77a36c6bEric Laurent mSampleRate = sampleRate; 9526f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 9536f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 9546f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 955e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten return mSampleRate; 95689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 95789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 9583a474aa67fc31505740526dd249d96204c08bf79Lajos Molnaruint32_t AudioTrack::getOriginalSampleRate() const 9593a474aa67fc31505740526dd249d96204c08bf79Lajos Molnar{ 9603a474aa67fc31505740526dd249d96204c08bf79Lajos Molnar return mOriginalSampleRate; 9613a474aa67fc31505740526dd249d96204c08bf79Lajos Molnar} 9623a474aa67fc31505740526dd249d96204c08bf79Lajos Molnar 9635a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garciastatus_t AudioTrack::setPlaybackRate(const AudioPlaybackRate &playbackRate) 9648edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung{ 9658edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung AutoMutex lock(mLock); 9665a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia if (isAudioPlaybackRateEqual(playbackRate, mPlaybackRate)) { 9678edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return NO_ERROR; 9688edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 969d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (isOffloadedOrDirect_l()) { 9708edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return INVALID_OPERATION; 9718edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 9728edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 9738edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return INVALID_OPERATION; 9748edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 975ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung 976ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung ALOGV("setPlaybackRate (input): mSampleRate:%u mSpeed:%f mPitch:%f", 977ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung mSampleRate, playbackRate.mSpeed, playbackRate.mPitch); 97826145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung // pitch is emulated by adjusting speed and sampleRate 9795a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const uint32_t effectiveRate = adjustSampleRate(mSampleRate, playbackRate.mPitch); 9805a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const float effectiveSpeed = adjustSpeed(playbackRate.mSpeed, playbackRate.mPitch); 9815a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const float effectivePitch = adjustPitch(playbackRate.mPitch); 9826c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia AudioPlaybackRate playbackRateTemp = playbackRate; 9836c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia playbackRateTemp.mSpeed = effectiveSpeed; 9846c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia playbackRateTemp.mPitch = effectivePitch; 9856c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia 986ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung ALOGV("setPlaybackRate (effective): mSampleRate:%u mSpeed:%f mPitch:%f", 987ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung effectiveRate, effectiveSpeed, effectivePitch); 988ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung 9896c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia if (!isAudioPlaybackRateValid(playbackRateTemp)) { 9904e728d4bbc683a50096f052a31c8eb5cbb1e100eKevin Rocard ALOGW("setPlaybackRate(%f, %f) failed (effective rate out of bounds)", 991ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung playbackRate.mSpeed, playbackRate.mPitch); 99226145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung return BAD_VALUE; 99326145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung } 9948edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // Check if the buffer size is compatible. 99526145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung if (!isSampleRateSpeedAllowed_l(effectiveRate, effectiveSpeed)) { 9964e728d4bbc683a50096f052a31c8eb5cbb1e100eKevin Rocard ALOGW("setPlaybackRate(%f, %f) failed (buffer size)", 997ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung playbackRate.mSpeed, playbackRate.mPitch); 9988edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return BAD_VALUE; 9998edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 10005a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia 10016c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia // Check resampler ratios are within bounds 1002d3bb645f0b7f567b033b8664499d685f8ec10628Glenn Kasten if ((uint64_t)effectiveRate > (uint64_t)mSampleRate * 1003d3bb645f0b7f567b033b8664499d685f8ec10628Glenn Kasten (uint64_t)AUDIO_RESAMPLER_DOWN_RATIO_MAX) { 10044e728d4bbc683a50096f052a31c8eb5cbb1e100eKevin Rocard ALOGW("setPlaybackRate(%f, %f) failed. Resample rate exceeds max accepted value", 10056c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia playbackRate.mSpeed, playbackRate.mPitch); 10066c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia return BAD_VALUE; 10076c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia } 10086c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia 1009e34eae2de7bd6dcba5dea132dabb09f63ac46adcDan Austin if ((uint64_t)effectiveRate * (uint64_t)AUDIO_RESAMPLER_UP_RATIO_MAX < (uint64_t)mSampleRate) { 10104e728d4bbc683a50096f052a31c8eb5cbb1e100eKevin Rocard ALOGW("setPlaybackRate(%f, %f) failed. Resample rate below min accepted value", 10116c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia playbackRate.mSpeed, playbackRate.mPitch); 10126c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia return BAD_VALUE; 10136c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia } 10146c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia mPlaybackRate = playbackRate; 10156c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia //set effective rates 10165a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia mProxy->setPlaybackRate(playbackRateTemp); 101726145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung mProxy->setSampleRate(effectiveRate); // FIXME: not quite "atomic" with setPlaybackRate 10188edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return NO_ERROR; 10198edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung} 10208edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung 10215a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garciaconst AudioPlaybackRate& AudioTrack::getPlaybackRate() const 10228edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung{ 10238edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung AutoMutex lock(mLock); 10245a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia return mPlaybackRate; 10258edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung} 10268edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung 1027c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burkssize_t AudioTrack::getBufferSizeInFrames() 1028c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk{ 1029c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk AutoMutex lock(mLock); 1030c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk if (mOutput == AUDIO_IO_HANDLE_NONE || mProxy.get() == 0) { 1031c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk return NO_INIT; 1032c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk } 1033e8972b0a27fac327c997fceb20d9abae1dc1d899Phil Burk return (ssize_t) mProxy->getBufferSizeInFrames(); 1034c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk} 1035c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk 1036f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hungstatus_t AudioTrack::getBufferDurationInUs(int64_t *duration) 1037f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung{ 1038f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung if (duration == nullptr) { 1039f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung return BAD_VALUE; 1040f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung } 1041f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung AutoMutex lock(mLock); 1042f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung if (mOutput == AUDIO_IO_HANDLE_NONE || mProxy.get() == 0) { 1043f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung return NO_INIT; 1044f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung } 1045f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung ssize_t bufferSizeInFrames = (ssize_t) mProxy->getBufferSizeInFrames(); 1046f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung if (bufferSizeInFrames < 0) { 1047f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung return (status_t)bufferSizeInFrames; 1048f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung } 1049f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung *duration = (int64_t)((double)bufferSizeInFrames * 1000000 1050f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung / ((double)mSampleRate * mPlaybackRate.mSpeed)); 1051f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung return NO_ERROR; 1052f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung} 1053f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung 1054c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burkssize_t AudioTrack::setBufferSizeInFrames(size_t bufferSizeInFrames) 1055c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk{ 1056c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk AutoMutex lock(mLock); 1057c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk if (mOutput == AUDIO_IO_HANDLE_NONE || mProxy.get() == 0) { 1058c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk return NO_INIT; 1059c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk } 1060c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk // Reject if timed track or compressed audio. 1061d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (!audio_is_linear_pcm(mFormat)) { 1062c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk return INVALID_OPERATION; 1063c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk } 1064e8972b0a27fac327c997fceb20d9abae1dc1d899Phil Burk return (ssize_t) mProxy->setBufferSizeInFrames((uint32_t) bufferSizeInFrames); 1065c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk} 1066c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk 106789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setLoop(uint32_t loopStart, uint32_t loopEnd, int loopCount) 106889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1069d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (mSharedBuffer == 0 || isOffloadedOrDirect()) { 1070083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten return INVALID_OPERATION; 1071083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten } 1072083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten 107389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (loopCount == 0) { 10749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ; 10759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (loopCount >= -1 && loopStart < loopEnd && loopEnd <= mFrameCount && 10769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten loopEnd - loopStart >= MIN_LOOP) { 10779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ; 10789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 107989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 108089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 108189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 10839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // See setPosition() regarding setting parameters such as loop points or position while active 10849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 10859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 1086c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 10879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten setLoop_l(loopStart, loopEnd, loopCount); 108889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 108989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 109089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenvoid AudioTrack::setLoop_l(uint32_t loopStart, uint32_t loopEnd, int loopCount) 10929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 10934ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung // We do not update the periodic notification point. 10944ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung // mNewPosition = updateAndGetPosition_l() + mUpdatePeriod; 10954ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopCount = loopCount; 10964ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopEnd = loopEnd; 10974ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopStart = loopStart; 109853c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mLoopCountNotified = loopCount; 10999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy->setLoop(loopStart, loopEnd, loopCount); 11003c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung 11013c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung // Waking the AudioTrackThread is not needed as this cannot be called when active. 11029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 11039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 110489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setMarkerPosition(uint32_t marker) 110589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1106fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // The only purpose of setting marker position is to get a callback 1107ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mCbf == NULL || isOffloadedOrDirect()) { 1108d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1109d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 111089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 11119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 111289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = marker; 11132c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 111489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 11153c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung sp<AudioTrackThread> t = mAudioTrackThread; 11163c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung if (t != 0) { 11173c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung t->wake(); 11183c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung } 111989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 112089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 112189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1122a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenstatus_t AudioTrack::getMarkerPosition(uint32_t *marker) const 112389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1124ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 1125b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 1126b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1127d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (marker == NULL) { 1128d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 1129d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 113089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 11319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 113290e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung mMarkerPosition.getValue(marker); 113389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 113489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 113589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 113689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 113789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setPositionUpdatePeriod(uint32_t updatePeriod) 113889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1139fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // The only purpose of setting position update period is to get a callback 1140ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mCbf == NULL || isOffloadedOrDirect()) { 1141d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1142d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 114389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 11449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 1145200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mNewPosition = updateAndGetPosition_l() + updatePeriod; 114689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = updatePeriod; 11472b2165c75790050810460c8de3f414876bce4c0eGlenn Kasten 11483c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung sp<AudioTrackThread> t = mAudioTrackThread; 11493c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung if (t != 0) { 11503c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung t->wake(); 11513c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung } 115289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 115389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 115489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1155a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenstatus_t AudioTrack::getPositionUpdatePeriod(uint32_t *updatePeriod) const 115689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1157ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 1158b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 1159b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1160d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (updatePeriod == NULL) { 1161d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 1162d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 116389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 11649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 116589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *updatePeriod = mUpdatePeriod; 116689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 116789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 116889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 116989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 117089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setPosition(uint32_t position) 117189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1172d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (mSharedBuffer == 0 || isOffloadedOrDirect()) { 1173d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1174d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 11759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (position > mFrameCount) { 11769c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return BAD_VALUE; 11779c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 11789c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 11799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 11809f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Currently we require that the player is inactive before setting parameters such as position 11819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // or loop points. Otherwise, there could be a race condition: the application could read the 11829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // current position, compute a new position or loop parameters, and then set that position or 11839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // loop parameters but it would do the "wrong" thing since the position has continued to advance 11849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // in the mean time. If we ever provide a sequencer in server, we could allow a way for the app 11859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to specify how it wants to handle such scenarios. 11869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 11879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 1188d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 11899b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung // After setting the position, use full update period before notification. 1190200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mNewPosition = updateAndGetPosition_l() + mUpdatePeriod; 11919b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung mStaticProxy->setBufferPosition(position); 11923c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung 11933c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung // Waking the AudioTrackThread is not needed as this cannot be called when active. 119489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 119589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 119689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1197200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kastenstatus_t AudioTrack::getPosition(uint32_t *position) 119889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1199d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (position == NULL) { 1200d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 1201d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 12029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 12031703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 12047a490e7ab39ef0b22baf24b03f2463c46dc068edAndy Hung // FIXME: offloaded and direct tracks call into the HAL for render positions 12057a490e7ab39ef0b22baf24b03f2463c46dc068edAndy Hung // for compressed/synced data; however, we use proxy position for pure linear pcm data 12067a490e7ab39ef0b22baf24b03f2463c46dc068edAndy Hung // as we do not know the capability of the HAL for pcm position support and standby. 12077a490e7ab39ef0b22baf24b03f2463c46dc068edAndy Hung // There may be some latency differences between the HAL position and the proxy position. 12087a490e7ab39ef0b22baf24b03f2463c46dc068edAndy Hung if (isOffloadedOrDirect_l() && !isPurePcmData_l()) { 1209b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald uint32_t dspFrames = 0; 121089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1211ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloaded_l() && ((mState == STATE_PAUSED) || (mState == STATE_PAUSED_STOPPING))) { 12127064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George ALOGV("getPosition called in paused state, return cached position %u", mPausedPosition); 12137064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George *position = mPausedPosition; 12147064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George return NO_ERROR; 12157064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 12167064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George 1217142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 12181f1db8356b599bc40703c907fb69e6e539343532Andy Hung uint32_t halFrames; // actually unused 12191f1db8356b599bc40703c907fb69e6e539343532Andy Hung (void) AudioSystem::getRenderPosition(mOutput, &halFrames, &dspFrames); 12201f1db8356b599bc40703c907fb69e6e539343532Andy Hung // FIXME: on getRenderPosition() error, we return OK with frame position 0. 1221b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 12227f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // FIXME: dspFrames may not be zero in (mState == STATE_STOPPED || mState == STATE_FLUSHED) 12237f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // due to hardware latency. We leave this behavior for now. 1224b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald *position = dspFrames; 1225b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 1226275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent if (mCblk->mFlags & CBLK_INVALID) { 12271f1db8356b599bc40703c907fb69e6e539343532Andy Hung (void) restoreTrack_l("getPosition"); 12281f1db8356b599bc40703c907fb69e6e539343532Andy Hung // FIXME: for compatibility with the Java API we ignore the restoreTrack_l() 12291f1db8356b599bc40703c907fb69e6e539343532Andy Hung // error here (e.g. DEAD_OBJECT) and return OK with the last recorded server position. 1230275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent } 1231275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent 1232b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // IAudioTrack::stop() isn't synchronous; we don't know when presentation completes 1233200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten *position = (mState == STATE_STOPPED || mState == STATE_FLUSHED) ? 123490e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung 0 : updateAndGetPosition_l().value(); 1235b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 123689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 123789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 123889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1239377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETITstatus_t AudioTrack::getBufferPosition(uint32_t *position) 12409c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten{ 1241d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (mSharedBuffer == 0) { 12429c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return INVALID_OPERATION; 12439c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 12449c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten if (position == NULL) { 12459c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return BAD_VALUE; 12469c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 12479c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 12489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 12499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *position = mStaticProxy->getBufferPosition(); 12509c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return NO_ERROR; 12519c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten} 12529c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 125389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::reload() 125489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1255d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (mSharedBuffer == 0 || isOffloadedOrDirect()) { 1256083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten return INVALID_OPERATION; 1257083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten } 1258083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten 12591703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 12609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // See setPosition() regarding setting parameters such as loop points or position while active 12619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 1262d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1263d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 12649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition = mUpdatePeriod; 12659b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung (void) updateAndGetPosition_l(); 12669b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung mPosition = 0; 12671b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestampValid = false; 126853c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung#if 0 12699b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung // The documentation is not clear on the behavior of reload() and the restoration 127053c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // of loop count. Historically we have not restored loop count, start, end, 127153c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // but it makes sense if one desires to repeat playing a particular sound. 127253c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung if (mLoopCount != 0) { 127353c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mLoopCountNotified = mLoopCount; 127453c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mStaticProxy->setLoop(mLoopStart, mLoopEnd, mLoopCount); 127553c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung } 127653c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung#endif 12779b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung mStaticProxy->setBufferPosition(0); 127889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 127989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 128089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 128138e905b3cbba4da443d799b16999989781afc6d8Glenn Kastenaudio_io_handle_t AudioTrack::getOutput() const 1282c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent{ 12831703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 1284b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return mOutput; 12851703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 12861703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 1287aa9811945f575614b3482d09e4d969792701cebbPaul McLeanstatus_t AudioTrack::setOutputDevice(audio_port_handle_t deviceId) { 1288aa9811945f575614b3482d09e4d969792701cebbPaul McLean AutoMutex lock(mLock); 1289aa9811945f575614b3482d09e4d969792701cebbPaul McLean if (mSelectedDeviceId != deviceId) { 1290aa9811945f575614b3482d09e4d969792701cebbPaul McLean mSelectedDeviceId = deviceId; 1291fb00fc77f59ed5ebec4d38bac666e6521b6c1de0Eric Laurent if (mStatus == NO_ERROR) { 1292fb00fc77f59ed5ebec4d38bac666e6521b6c1de0Eric Laurent android_atomic_or(CBLK_INVALID, &mCblk->mFlags); 1293156c6873a5e69af71f3c28b236c5831b9cb2ac95jiabin mProxy->interrupt(); 1294fb00fc77f59ed5ebec4d38bac666e6521b6c1de0Eric Laurent } 1295aa9811945f575614b3482d09e4d969792701cebbPaul McLean } 1296493404d8c396e15ed73455acd39aa0f1940996e2Eric Laurent return NO_ERROR; 1297aa9811945f575614b3482d09e4d969792701cebbPaul McLean} 1298aa9811945f575614b3482d09e4d969792701cebbPaul McLean 1299aa9811945f575614b3482d09e4d969792701cebbPaul McLeanaudio_port_handle_t AudioTrack::getOutputDevice() { 1300aa9811945f575614b3482d09e4d969792701cebbPaul McLean AutoMutex lock(mLock); 1301aa9811945f575614b3482d09e4d969792701cebbPaul McLean return mSelectedDeviceId; 1302aa9811945f575614b3482d09e4d969792701cebbPaul McLean} 1303aa9811945f575614b3482d09e4d969792701cebbPaul McLean 1304ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent// must be called with mLock held 1305ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurentvoid AudioTrack::updateRoutedDeviceId_l() 1306ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent{ 1307ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent // if the track is inactive, do not update actual device as the output stream maybe routed 1308ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent // to a device not relevant to this client because of other active use cases. 1309ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent if (mState != STATE_ACTIVE) { 1310ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent return; 1311296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 1312ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent if (mOutput != AUDIO_IO_HANDLE_NONE) { 1313ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent audio_port_handle_t deviceId = AudioSystem::getDeviceIdForIo(mOutput); 1314ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent if (deviceId != AUDIO_PORT_HANDLE_NONE) { 1315ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent mRoutedDeviceId = deviceId; 1316ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent } 13179ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent } 1318ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent} 1319ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent 1320ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurentaudio_port_handle_t AudioTrack::getRoutedDeviceId() { 1321ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent AutoMutex lock(mLock); 1322ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent updateRoutedDeviceId_l(); 1323ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent return mRoutedDeviceId; 1324296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent} 1325296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent 1326be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurentstatus_t AudioTrack::attachAuxEffect(int effectId) 1327be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 13289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 13292beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent status_t status = mAudioTrack->attachAuxEffect(effectId); 13302beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent if (status == NO_ERROR) { 13312beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAuxEffectId = effectId; 13322beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent } 13332beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent return status; 1334be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 1335be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 1336e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurentaudio_stream_type_t AudioTrack::streamType() const 1337e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent{ 1338e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent if (mStreamType == AUDIO_STREAM_DEFAULT) { 1339e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent return audio_attributes_to_stream_type(&mAttributes); 1340e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent } 1341e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent return mStreamType; 1342e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent} 1343e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent 1344fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew Georgeuint32_t AudioTrack::latency() 1345fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George{ 1346fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George AutoMutex lock(mLock); 1347fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George updateLatency_l(); 1348fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George return mLatency; 1349fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George} 1350fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George 135189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 135289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 13531703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// must be called with mLock held 1354fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew Georgevoid AudioTrack::updateLatency_l() 1355fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George{ 1356fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George status_t status = AudioSystem::getLatency(mOutput, &mAfLatency); 1357fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George if (status != NO_ERROR) { 1358fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George ALOGW("getLatency(%d) failed status %d", mOutput, status); 1359fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George } else { 1360fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George // FIXME don't believe this lie 136113969262f704ca27c82d60e3c7cf4b271e3b5918Andy Hung mLatency = mAfLatency + (1000LL * mFrameCount) / mSampleRate; 1362fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George } 1363fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George} 1364fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George 1365adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk// TODO Move this macro to a common header file for enum to string conversion in audio framework. 1366adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk#define MEDIA_CASE_ENUM(name) case name: return #name 1367adbb75af4d3224194b9b772855db93fae19cf4cePhil Burkconst char * AudioTrack::convertTransferToText(transfer_type transferType) { 1368adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk switch (transferType) { 1369adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk MEDIA_CASE_ENUM(TRANSFER_DEFAULT); 1370adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk MEDIA_CASE_ENUM(TRANSFER_CALLBACK); 1371adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk MEDIA_CASE_ENUM(TRANSFER_OBTAIN); 1372adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk MEDIA_CASE_ENUM(TRANSFER_SYNC); 1373adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk MEDIA_CASE_ENUM(TRANSFER_SHARED); 1374adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk default: 1375adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk return "UNRECOGNIZED"; 1376adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk } 1377adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk} 1378adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk 1379200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kastenstatus_t AudioTrack::createTrack_l() 138034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent{ 1381f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status_t status; 1382f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent bool callbackAdded = false; 1383f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent 138434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent const sp<IAudioFlinger>& audioFlinger = AudioSystem::get_audio_flinger(); 138534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (audioFlinger == 0) { 1386e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten ALOGE("Could not get audioflinger"); 1387f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = NO_INIT; 1388f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 138934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 139034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 139121da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent { 1392ae34ed2bcc9fa49a22fe7497327adb689ef27e8dHaynes Mathew George // mFlags (not mOrigFlags) is modified depending on whether fast request is accepted. 1393ae34ed2bcc9fa49a22fe7497327adb689ef27e8dHaynes Mathew George // After fast request is denied, we will request again if IAudioTrack is re-created. 1394d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten // Client can only express a preference for FAST. Server will perform additional tests. 139533ff89ba94a527e4293ee5349da01483252d5c83Phil Burk if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 1396adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk // either of these use cases: 1397adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk // use case 1: shared buffer 1398adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk bool sharedBuffer = mSharedBuffer != 0; 1399adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk bool transferAllowed = 1400c6ba823a397abf865b02f4f48fe18231f94d8e87Glenn Kasten // use case 2: callback transfer mode 14011dfe2f9c2d03fc8d0ed0cdfe0b9fb894bc0bcc11Glenn Kasten (mTransfer == TRANSFER_CALLBACK) || 14021dfe2f9c2d03fc8d0ed0cdfe0b9fb894bc0bcc11Glenn Kasten // use case 3: obtain/release mode 140333ff89ba94a527e4293ee5349da01483252d5c83Phil Burk (mTransfer == TRANSFER_OBTAIN) || 140433ff89ba94a527e4293ee5349da01483252d5c83Phil Burk // use case 4: synchronous write 140533ff89ba94a527e4293ee5349da01483252d5c83Phil Burk ((mTransfer == TRANSFER_SYNC) && mThreadCanCallJava); 1406adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk 140721da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent bool fastAllowed = sharedBuffer || transferAllowed; 140821da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent if (!fastAllowed) { 14099bf34d542787dd322f7ad56f8bb8607633004009Glenn Kasten ALOGW("AUDIO_OUTPUT_FLAG_FAST denied by client, not shared buffer and transfer = %s", 1410adbb75af4d3224194b9b772855db93fae19cf4cePhil Burk convertTransferToText(mTransfer)); 141133ff89ba94a527e4293ee5349da01483252d5c83Phil Burk mFlags = (audio_output_flags_t) (mFlags & ~AUDIO_OUTPUT_FLAG_FAST); 141233ff89ba94a527e4293ee5349da01483252d5c83Phil Burk } 14134a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten } 14144a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten 141521da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent IAudioFlinger::CreateTrackInput input; 141621da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent if (mStreamType != AUDIO_STREAM_DEFAULT) { 141721da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent stream_type_to_audio_attributes(mStreamType, &input.attr); 1418e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } else { 141921da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.attr = mAttributes; 142021da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent } 142121da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.config = AUDIO_CONFIG_INITIALIZER; 142221da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.config.sample_rate = mSampleRate; 142321da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.config.channel_mask = mChannelMask; 142421da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.config.format = mFormat; 142521da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.config.offload_info = mOffloadInfoCopy; 142621da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.clientInfo.clientUid = mClientUid; 142721da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.clientInfo.clientPid = mClientPid; 142821da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.clientInfo.clientTid = -1; 1429363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 143047d5517331f41f8583f4e47752132de96e14a96fGlenn Kasten // It is currently meaningless to request SCHED_FIFO for a Java thread. Even if the 143147d5517331f41f8583f4e47752132de96e14a96fGlenn Kasten // application-level code follows all non-blocking design rules, the language runtime 143247d5517331f41f8583f4e47752132de96e14a96fGlenn Kasten // doesn't also follow those rules, so the thread will not benefit overall. 143333ff89ba94a527e4293ee5349da01483252d5c83Phil Burk if (mAudioTrackThread != 0 && !mThreadCanCallJava) { 143421da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.clientInfo.clientTid = mAudioTrackThread->getTid(); 14353acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 14364a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten } 143721da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.sharedBuffer = mSharedBuffer; 143821da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.notificationsPerBuffer = mNotificationsPerBufferReq; 143921da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.speed = 1.0; 144021da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent if (audio_has_proportional_frames(mFormat) && mSharedBuffer == 0 && 144121da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent (mFlags & AUDIO_OUTPUT_FLAG_FAST) == 0) { 144221da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.speed = !isPurePcmData_l() || isOffloadedOrDirect_l() ? 1.0f : 144321da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent max(mMaxRequiredSpeed, mPlaybackRate.mSpeed); 144421da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent } 144521da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.flags = mFlags; 144621da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.frameCount = mReqFrameCount; 144721da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.notificationFrameCount = mNotificationFramesReq; 144821da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.selectedDeviceId = mSelectedDeviceId; 144921da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent input.sessionId = mSessionId; 14504a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten 145121da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent IAudioFlinger::CreateTrackOutput output; 145221da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent 145321da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent sp<IAudioTrack> track = audioFlinger->createTrack(input, 145434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent output, 145521da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent &status); 145634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 145721da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent if (status != NO_ERROR || output.outputId == AUDIO_IO_HANDLE_NONE) { 145821da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent ALOGE("AudioFlinger could not create track, status: %d output %d", status, output.outputId); 1459f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent if (status == NO_ERROR) { 1460f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent status = NO_INIT; 1461f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent } 1462f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 146334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 1464c08d20b6a37122ebf116262c9372509ed060d4c1Glenn Kasten ALOG_ASSERT(track != 0); 1465c08d20b6a37122ebf116262c9372509ed060d4c1Glenn Kasten 146621da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mFrameCount = output.frameCount; 146721da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mNotificationFramesAct = (uint32_t)output.notificationFrameCount; 146821da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mRoutedDeviceId = output.selectedDeviceId; 146921da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mSessionId = output.sessionId; 147021da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent 147121da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mSampleRate = output.sampleRate; 147221da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent if (mOriginalSampleRate == 0) { 147321da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mOriginalSampleRate = mSampleRate; 147421da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent } 147521da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent 147621da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mAfFrameCount = output.afFrameCount; 147721da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mAfSampleRate = output.afSampleRate; 147821da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mAfLatency = output.afLatencyMs; 147921da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent 148021da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mLatency = mAfLatency + (1000LL * mFrameCount) / mSampleRate; 148121da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent 148238e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // AudioFlinger now owns the reference to the I/O handle, 148338e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // so we are no longer responsible for releasing it. 148438e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten 14857fd0422fbd17af3b24eb04421d37fce50f3826e2Glenn Kasten // FIXME compare to AudioRecord 1486d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten sp<IMemory> iMem = track->getCblk(); 1487d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten if (iMem == 0) { 148829357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Could not get control block"); 1489ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent status = NO_INIT; 1490f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 149134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 14920cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten void *iMemPointer = iMem->pointer(); 14930cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten if (iMemPointer == NULL) { 14940cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten ALOGE("Could not get control block pointer"); 1495ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent status = NO_INIT; 1496f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 14970cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten } 149853cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten // invariant that mAudioTrack != 0 is true only after set() returns successfully 14999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mAudioTrack != 0) { 1500f888020c6e2735624f2b2a30e72aca24e17b8b4dMarco Nelissen IInterface::asBinder(mAudioTrack)->unlinkToDeath(mDeathNotifier, this); 15019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mDeathNotifier.clear(); 15029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 150334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mAudioTrack = track; 1504d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten mCblkMemory = iMem; 15053bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent IPCThreadState::self()->flushCommands(); 15063bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent 15070cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten audio_track_cblk_t* cblk = static_cast<audio_track_cblk_t*>(iMemPointer); 1508d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten mCblk = cblk; 15095f631515d098c29603cda88f7a7e7580a2d55b57Glenn Kasten 1510a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mAwaitBoost = false; 1511363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 151221da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent if (output.flags & AUDIO_OUTPUT_FLAG_FAST) { 151321da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent ALOGI("AUDIO_OUTPUT_FLAG_FAST successful; frameCount %zu -> %zu", 151421da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mReqFrameCount, mFrameCount); 151533ff89ba94a527e4293ee5349da01483252d5c83Phil Burk if (!mThreadCanCallJava) { 151633ff89ba94a527e4293ee5349da01483252d5c83Phil Burk mAwaitBoost = true; 151733ff89ba94a527e4293ee5349da01483252d5c83Phil Burk } 15183acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } else { 151921da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent ALOGW("AUDIO_OUTPUT_FLAG_FAST denied by server; frameCount %zu -> %zu", mReqFrameCount, 152021da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mFrameCount); 15210e48d25606c82def035ad10a5b3923767a765cddAndy Hung } 15220e48d25606c82def035ad10a5b3923767a765cddAndy Hung } 152321da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mFlags = output.flags; 1524b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 1525ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent //mOutput != output includes the case where mOutput == AUDIO_IO_HANDLE_NONE for first creation 152621da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent if (mDeviceCallback != 0 && mOutput != output.outputId) { 1527ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent if (mOutput != AUDIO_IO_HANDLE_NONE) { 1528ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent AudioSystem::removeAudioDeviceCallback(this, mOutput); 1529ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent } 153021da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent AudioSystem::addAudioDeviceCallback(this, output.outputId); 1531ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent callbackAdded = true; 1532ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent } 1533ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent 153438e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // We retain a copy of the I/O handle, but don't own the reference 153521da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mOutput = output.outputId; 15369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRefreshRemaining = true; 15379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 15389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Starting address of buffers in shared memory. If there is a shared buffer, buffers 15399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // is the value of pointer() for the shared buffer, otherwise buffers points 15409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // immediately after the control block. This address is for the mapping within client 15419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // address space. AudioFlinger::TrackBase::mBuffer is for the server address space. 15429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten void* buffers; 1543363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 1544138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten buffers = cblk + 1; 154534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } else { 1546363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten buffers = mSharedBuffer->pointer(); 1547138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten if (buffers == NULL) { 1548138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten ALOGE("Could not get buffer pointer"); 1549ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent status = NO_INIT; 1550f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent goto exit; 1551138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten } 155234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 155334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 15542beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAudioTrack->attachAuxEffect(mAuxEffectId); 15555f631515d098c29603cda88f7a7e7580a2d55b57Glenn Kasten 1556093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // If IAudioTrack is re-created, don't let the requested frameCount 1557093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // decrease. This can confuse clients that cache frameCount(). 155821da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent if (mFrameCount > mReqFrameCount) { 155921da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mReqFrameCount = mFrameCount; 1560093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten } 1561e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 1562d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung // reset server position to 0 as we have new cblk. 1563d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung mServer = 0; 1564d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung 1565e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten // update proxy 1566363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 15679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy.clear(); 156821da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mProxy = new AudioTrackClientProxy(cblk, buffers, mFrameCount, mFrameSize); 15699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 157021da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent mStaticProxy = new StaticAudioTrackClientProxy(cblk, buffers, mFrameCount, mFrameSize); 15719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy = mStaticProxy; 15729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1573e6a9d65845032644b0865b6e3d0b5a820f35d9e4seunghak.han 1574e6a9d65845032644b0865b6e3d0b5a820f35d9e4seunghak.han mProxy->setVolumeLR(gain_minifloat_pack( 1575e6a9d65845032644b0865b6e3d0b5a820f35d9e4seunghak.han gain_from_float(mVolume[AUDIO_INTERLEAVE_LEFT]), 1576e6a9d65845032644b0865b6e3d0b5a820f35d9e4seunghak.han gain_from_float(mVolume[AUDIO_INTERLEAVE_RIGHT]))); 1577e6a9d65845032644b0865b6e3d0b5a820f35d9e4seunghak.han 1578e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSendLevel(mSendLevel); 15795a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const uint32_t effectiveSampleRate = adjustSampleRate(mSampleRate, mPlaybackRate.mPitch); 15805a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const float effectiveSpeed = adjustSpeed(mPlaybackRate.mSpeed, mPlaybackRate.mPitch); 15815a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const float effectivePitch = adjustPitch(mPlaybackRate.mPitch); 158226145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung mProxy->setSampleRate(effectiveSampleRate); 15835a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia 15845a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia AudioPlaybackRate playbackRateTemp = mPlaybackRate; 15855a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia playbackRateTemp.mSpeed = effectiveSpeed; 15865a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia playbackRateTemp.mPitch = effectivePitch; 15875a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia mProxy->setPlaybackRate(playbackRateTemp); 15889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->setMinimum(mNotificationFramesAct); 15899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 15909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mDeathNotifier = new DeathNotifier(this); 1591f888020c6e2735624f2b2a30e72aca24e17b8b4dMarco Nelissen IInterface::asBinder(mAudioTrack)->linkToDeath(mDeathNotifier, this); 1592e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 159338e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten } 159438e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten 1595f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurentexit: 1596f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent if (status != NO_ERROR && callbackAdded) { 1597ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent // note: mOutput is always valid is callbackAdded is true 1598ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent AudioSystem::removeAudioDeviceCallback(this, mOutput); 1599ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent } 1600f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent 1601f32d7814f56f0a07b8aaacc88a0d8d00349fc916Eric Laurent mStatus = status; 160221da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent 160321da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent // sp<IAudioTrack> track destructor will cause releaseOutput() to be called by AudioFlinger 160438e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten return status; 160534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent} 160634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 1607b46f394a85d704dd05287cf9bb77cf86e3c02a38Glenn Kastenstatus_t AudioTrack::obtainBuffer(Buffer* audioBuffer, int32_t waitCount, size_t *nonContig) 160889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 16099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (audioBuffer == NULL) { 1610551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten if (nonContig != NULL) { 1611551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten *nonContig = 0; 1612551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten } 16139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 16149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer != TRANSFER_OBTAIN) { 16169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->frameCount = 0; 16179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->size = 0; 16189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->raw = NULL; 1619551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten if (nonContig != NULL) { 1620551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten *nonContig = 0; 1621551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten } 16229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 16239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 16259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten const struct timespec *requested; 1626df576995a5aad3428aeeef765387d650945c161dEric Laurent struct timespec timeout; 16279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (waitCount == -1) { 16289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kForever; 16299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (waitCount == 0) { 16309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 16319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (waitCount > 0) { 16329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten long long ms = WAIT_PERIOD_MS * (long long) waitCount; 16339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_sec = ms / 1000; 16349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_nsec = (int) (ms % 1000) * 1000000; 16359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &timeout; 16369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 16379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("%s invalid waitCount %d", __func__, waitCount); 16389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = NULL; 16399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1640b46f394a85d704dd05287cf9bb77cf86e3c02a38Glenn Kasten return obtainBuffer(audioBuffer, requested, NULL /*elapsed*/, nonContig); 16419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 16429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 16439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenstatus_t AudioTrack::obtainBuffer(Buffer* audioBuffer, const struct timespec *requested, 16449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten struct timespec *elapsed, size_t *nonContig) 16459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 16469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // previous and new IAudioTrack sequence numbers are used to detect track re-creation 16479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t oldSequence = 0; 16489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t newSequence; 1649e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 16509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Proxy::Buffer buffer; 16519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t status = NO_ERROR; 165289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten static const int32_t kMaxTries = 5; 16549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int32_t tryCounter = kMaxTries; 165589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten do { 16579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // obtainBuffer() is called with mutex unlocked, so keep extra references to these fields to 16589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // keep them from going away if another thread re-creates the track during obtainBuffer() 16599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrackClientProxy> proxy; 16609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<IMemory> iMem; 166189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten { // start of lock scope 16639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 16641703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 16659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newSequence = mSequence; 16669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // did previous obtainBuffer() fail due to media server death or voluntary invalidation? 16679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status == DEAD_OBJECT) { 16689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // re-create track, unless someone else has already done so 16699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (newSequence == oldSequence) { 16709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = restoreTrack_l("obtainBuffer"); 16719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status != NO_ERROR) { 1672b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mFrameCount = 0; 1673b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mRaw = NULL; 1674b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mNonContig = 0; 16759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 167689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 167789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 16789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten oldSequence = newSequence; 1680c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 16814d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent if (status == NOT_ENOUGH_DATA) { 16824d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent restartIfDisabled(); 16834d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent } 16844d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent 16859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Keep the extra references 16869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten proxy = mProxy; 16879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten iMem = mCblkMemory; 16889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1689b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (mState == STATE_STOPPING) { 1690b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald status = -EINTR; 1691b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mFrameCount = 0; 1692b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mRaw = NULL; 1693b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mNonContig = 0; 1694b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald break; 1695b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1696b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 16979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Non-blocking if track is stopped or paused 16989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState != STATE_ACTIVE) { 16999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 170089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 170189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } // end of lock scope 1703c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 17049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mFrameCount = audioBuffer->frameCount; 17059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME starts the requested timeout and elapsed over from scratch 17069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = proxy->obtainBuffer(&buffer, requested, elapsed); 17074d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent } while (((status == DEAD_OBJECT) || (status == NOT_ENOUGH_DATA)) && (tryCounter-- > 0)); 170889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->frameCount = buffer.mFrameCount; 1710abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung audioBuffer->size = buffer.mFrameCount * mFrameSize; 17119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->raw = buffer.mRaw; 17129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (nonContig != NULL) { 17139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *nonContig = buffer.mNonContig; 171489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 17159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return status; 171689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 171789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 171854a8a456c2b4b382b3ffe3d99e40703df79c0717Glenn Kastenvoid AudioTrack::releaseBuffer(const Buffer* audioBuffer) 171989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 17203f02be2ceeaa4b67dc0b1a81aebcfa049276fad8Glenn Kasten // FIXME add error checking on mode, by adding an internal version 17219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer == TRANSFER_SHARED) { 17229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 17239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1725abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung size_t stepCount = audioBuffer->size / mFrameSize; 17269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (stepCount == 0) { 17279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 17289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Proxy::Buffer buffer; 17319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mFrameCount = stepCount; 17329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mRaw = audioBuffer->raw; 1733e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 17341703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 1735200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mReleased += stepCount; 17369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = false; 17379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->releaseBuffer(&buffer); 17389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // restart track if it was disabled by audioflinger due to previous underrun 17404d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent restartIfDisabled(); 17414d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent} 17424d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent 17434d231dc0ee34380956c71cbe18a750e487a69601Eric Laurentvoid AudioTrack::restartIfDisabled() 17444d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent{ 17454d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent int32_t flags = android_atomic_and(~CBLK_DISABLED, &mCblk->mFlags); 17464d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent if ((mState == STATE_ACTIVE) && (flags & CBLK_DISABLED)) { 17474d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent ALOGW("releaseBuffer() track %p disabled due to previous underrun, restarting", this); 17484d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent // FIXME ignoring status 17494d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent mAudioTrack->start(); 1750df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent } 175189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 175289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 175389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 175489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1755720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivissize_t AudioTrack::write(const void* buffer, size_t userSize, bool blocking) 175689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1757d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (mTransfer != TRANSFER_SYNC) { 1758d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1759d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 176089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1761ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isDirect()) { 1762ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 1763ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent int32_t flags = android_atomic_and( 1764ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent ~(CBLK_UNDERRUN | CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL | CBLK_BUFFER_END), 1765ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent &mCblk->mFlags); 1766ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (flags & CBLK_INVALID) { 1767ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return DEAD_OBJECT; 1768ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1769ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1770ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 17719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ssize_t(userSize) < 0 || (buffer == NULL && userSize != 0)) { 177299e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // Sanity-check: user is most-likely passing an error code, and it would 177399e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // make the return value ambiguous (actualSize vs error). 1774377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT ALOGE("AudioTrack::write(buffer=%p, size=%zu (%zd)", buffer, userSize, userSize); 177589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 177689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 177789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t written = 0; 177989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Buffer audioBuffer; 178089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (userSize >= mFrameSize) { 17829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = userSize / mFrameSize; 1783c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 1784720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivi status_t err = obtainBuffer(&audioBuffer, 1785720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivi blocking ? &ClientProxy::kForever : &ClientProxy::kNonBlocking); 178689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err < 0) { 17879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (written > 0) { 178889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project break; 1789d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 17900a2f151f37c715078351ae0be99b0c4dbabc2a23Glenn Kasten if (err == TIMED_OUT || err == -EINTR) { 17910a2f151f37c715078351ae0be99b0c4dbabc2a23Glenn Kasten err = WOULD_BLOCK; 17920a2f151f37c715078351ae0be99b0c4dbabc2a23Glenn Kasten } 179389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return ssize_t(err); 179489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 179589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1796ae4b879d04c4b07c62241a8f507c8dce11e628e4Glenn Kasten size_t toWrite = audioBuffer.size; 1797abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung memcpy(audioBuffer.i8, buffer, toWrite); 17989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer = ((const char *) buffer) + toWrite; 179989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project userSize -= toWrite; 180089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project written += toWrite; 180189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 180289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 18039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 180489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1805ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (written > 0) { 1806ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung mFramesWritten += written / mFrameSize; 1807ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 180889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return written; 180989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 181089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 181189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 181289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18137c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastennsecs_t AudioTrack::processAudioBuffer() 181489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1815fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // Currently the AudioTrack thread is not created if there are no callbacks. 1816fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // Would it ever make sense to run the thread, even without callbacks? 1817fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // If so, then replace this by checks at each use for mCbf != NULL. 1818fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten LOG_ALWAYS_FATAL_IF(mCblk == NULL); 1819fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten 18201703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 1821a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (mAwaitBoost) { 1822a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mAwaitBoost = false; 1823a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mLock.unlock(); 1824a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten static const int32_t kMaxTries = 5; 1825a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten int32_t tryCounter = kMaxTries; 1826a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten uint32_t pollUs = 10000; 1827a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten do { 18288255ba7b40774b2b8868482f1a302db3ae98e905Glenn Kasten int policy = sched_getscheduler(0) & ~SCHED_RESET_ON_FORK; 1829a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (policy == SCHED_FIFO || policy == SCHED_RR) { 1830a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten break; 1831a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 1832a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten usleep(pollUs); 1833a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten pollUs <<= 1; 1834a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } while (tryCounter-- > 0); 1835a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (tryCounter < 0) { 1836a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten ALOGE("did not receive expected priority boost on time"); 1837a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 1838b0dfd4613225a3b2a17bdf8d85e89a4b04d65ef3Glenn Kasten // Run again immediately 1839b0dfd4613225a3b2a17bdf8d85e89a4b04d65ef3Glenn Kasten return 0; 1840a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 18411703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 18429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Can only reference mCblk while locked 18439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int32_t flags = android_atomic_and( 184496f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten ~(CBLK_UNDERRUN | CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL | CBLK_BUFFER_END), &mCblk->mFlags); 1845a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten 18469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Check for track invalidation 18479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_INVALID) { 1848b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // for offloaded tracks restoreTrack_l() will just update the sequence and clear 1849b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // AudioSystem cache. We should not exit here but after calling the callback so 1850b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // that the upper layers can recreate the track 1851ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (!isOffloadedOrDirect_l() || (mSequence == mObservedSequence)) { 1852f1063e2659cad01ec334a265c31734c63c319cc4Lajos Molnar status_t status __unused = restoreTrack_l("processAudioBuffer"); 1853f1063e2659cad01ec334a265c31734c63c319cc4Lajos Molnar // FIXME unused status 185453c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // after restoration, continue below to make sure that the loop and buffer events 185553c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // are notified because they have been cleared from mCblk->mFlags above. 1856b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 185789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 1858c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 1859b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald bool waitStreamEnd = mState == STATE_STOPPING; 18609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool active = mState == STATE_ACTIVE; 186189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Manage underrun callback, must be done under lock to avoid race with releaseBuffer() 18639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool newUnderrun = false; 18649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_UNDERRUN) { 18659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 18669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Currently in shared buffer mode, when the server reaches the end of buffer, 18679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // the track stays active in continuous underrun state. It's up to the application 18689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to pause or stop the track, or set the position to a new offset within buffer. 18699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This was some experimental code to auto-pause on underrun. Keeping it here 18709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // in "if 0" so we can re-visit this if we add a real sequencer for shared memory content. 18719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer == TRANSFER_SHARED) { 18729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_PAUSED; 18739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten active = false; 18749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 18759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 18769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!mInUnderrun) { 18779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = true; 18789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newUnderrun = true; 18799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 188089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 188189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Get current position of server 188390e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung Modulo<uint32_t> position(updateAndGetPosition_l()); 18849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 188589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage marker callback 18869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool markerReached = false; 188790e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung Modulo<uint32_t> markerPosition(mMarkerPosition); 188890e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung // uses 32 bit wraparound for comparison with position. 188990e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung if (!mMarkerReached && markerPosition.value() > 0 && position >= markerPosition) { 18909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mMarkerReached = markerReached = true; 18919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 18929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 18939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Determine number of new position callback(s) that will be needed, while locked 18949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t newPosCount = 0; 189590e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung Modulo<uint32_t> newPosition(mNewPosition); 189690e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung uint32_t updatePeriod = mUpdatePeriod; 18979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME fails for wraparound, need 64 bits 18989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (updatePeriod > 0 && position >= newPosition) { 189990e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung newPosCount = ((position - newPosition).value() / updatePeriod) + 1; 19009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition += updatePeriod * newPosCount; 19019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 19029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 19039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Cache other fields that will be needed soon 19049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t sampleRate = mSampleRate; 19055a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia float speed = mPlaybackRate.mSpeed; 1906a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const uint32_t notificationFrames = mNotificationFramesAct; 19079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mRefreshRemaining) { 19089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRefreshRemaining = false; 19099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = notificationFrames; 19109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = false; 19119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 19129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t misalignment = mProxy->getMisalignment(); 1913b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald uint32_t sequence = mSequence; 191496f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten sp<AudioTrackClientProxy> proxy = mProxy; 19159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 191653c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // Determine the number of new loop callback(s) that will be needed, while locked. 191753c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung int loopCountNotifications = 0; 191853c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung uint32_t loopPeriod = 0; // time in frames for next EVENT_LOOP_END or EVENT_BUFFER_END 191953c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung 192053c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung if (mLoopCount > 0) { 192153c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung int loopCount; 192253c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung size_t bufferPosition; 192353c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mStaticProxy->getBufferPositionAndLoopCount(&bufferPosition, &loopCount); 192453c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung loopPeriod = ((loopCount > 0) ? mLoopEnd : mFrameCount) - bufferPosition; 192553c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung loopCountNotifications = min(mLoopCountNotified - loopCount, kMaxLoopCountNotifications); 192653c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mLoopCountNotified = loopCount; // discard any excess notifications 192753c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung } else if (mLoopCount < 0) { 192853c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // FIXME: We're not accurate with notification count and position with infinite looping 192953c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // since loopCount from server side will always return -1 (we could decrement it). 193053c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung size_t bufferPosition = mStaticProxy->getBufferPosition(); 193153c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung loopCountNotifications = int((flags & (CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL)) != 0); 193253c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung loopPeriod = mLoopEnd - bufferPosition; 193353c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung } else if (/* mLoopCount == 0 && */ mSharedBuffer != 0) { 193453c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung size_t bufferPosition = mStaticProxy->getBufferPosition(); 193553c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung loopPeriod = mFrameCount - bufferPosition; 193653c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung } 193753c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung 19389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // These fields don't need to be cached, because they are assigned only by set(): 1939abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung // mTransfer, mCbf, mUserData, mFormat, mFrameSize, mFlags 19409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // mFlags is also assigned by createTrack_l(), but not the bit we care about. 19419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 19429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLock.unlock(); 19439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1944a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // get anchor time to account for callbacks. 1945a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t timeBeforeCallbacks = systemTime(); 1946a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 1947b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (waitStreamEnd) { 1948a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // FIXME: Instead of blocking in proxy->waitStreamEndDone(), Callback thread 1949a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // should wait on proxy futex and handle CBLK_STREAM_END_DONE within this function 1950a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // (and make sure we don't callback for more data while we're stopping). 1951a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // This helps with position, marker notifications, and track invalidation. 1952b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald struct timespec timeout; 1953b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald timeout.tv_sec = WAIT_STREAM_END_TIMEOUT_SEC; 1954b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald timeout.tv_nsec = 0; 1955b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 195696f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten status_t status = proxy->waitStreamEndDone(&timeout); 1957b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald switch (status) { 1958b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case NO_ERROR: 1959b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case DEAD_OBJECT: 1960b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case TIMED_OUT: 196139609a0a6d95d003b0f237e6c139b070b4df7071Andy Hung if (status != DEAD_OBJECT) { 196239609a0a6d95d003b0f237e6c139b070b4df7071Andy Hung // for DEAD_OBJECT, we do not send a EVENT_STREAM_END after stop(); 196339609a0a6d95d003b0f237e6c139b070b4df7071Andy Hung // instead, the application should handle the EVENT_NEW_IAUDIOTRACK. 196439609a0a6d95d003b0f237e6c139b070b4df7071Andy Hung mCbf(EVENT_STREAM_END, mUserData, NULL); 196539609a0a6d95d003b0f237e6c139b070b4df7071Andy Hung } 196696f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten { 196796f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten AutoMutex lock(mLock); 196896f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // The previously assigned value of waitStreamEnd is no longer valid, 196996f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // since the mutex has been unlocked and either the callback handler 197096f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // or another thread could have re-started the AudioTrack during that time. 197196f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten waitStreamEnd = mState == STATE_STOPPING; 197296f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten if (waitStreamEnd) { 197396f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten mState = STATE_STOPPED; 1974c2813e568aa476e03d159529c0af28c99536db8dAndy Hung mReleased = 0; 1975b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1976b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 197796f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten if (waitStreamEnd && status != DEAD_OBJECT) { 197896f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten return NS_INACTIVE; 197996f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten } 198096f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten break; 1981b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 198296f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten return 0; 1983b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1984b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 19859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // perform callbacks while unlocked 19869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (newUnderrun) { 19879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_UNDERRUN, mUserData, NULL); 19889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 198953c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung while (loopCountNotifications > 0) { 19909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_LOOP_END, mUserData, NULL); 199153c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung --loopCountNotifications; 19929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 19939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_BUFFER_END) { 19949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_BUFFER_END, mUserData, NULL); 19959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 19969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (markerReached) { 19979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_MARKER, mUserData, &markerPosition); 19989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 19999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (newPosCount > 0) { 200090e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung size_t temp = newPosition.value(); // FIXME size_t != uint32_t 20019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_NEW_POS, mUserData, &temp); 20029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newPosition += updatePeriod; 20039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newPosCount--; 20049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2005b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 20069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mObservedSequence != sequence) { 20079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mObservedSequence = sequence; 20089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_NEW_IAUDIOTRACK, mUserData, NULL); 2009b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // for offloaded tracks, just wait for the upper layers to recreate the track 2010ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 2011b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return NS_INACTIVE; 2012b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 201389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 201489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // if inactive, then don't run me again until re-started 20169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!active) { 20179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_INACTIVE; 201889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 201989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Compute the estimated time until the next timed event (position, markers, loops) 20219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME only for non-compressed audio 20229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t minFrames = ~0; 20239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!markerReached && position < markerPosition) { 202490e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung minFrames = (markerPosition - position).value(); 20259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (loopPeriod > 0 && loopPeriod < minFrames) { 20272d85f097d653b21d1ff2c34f0b732c674d20ccc2Andy Hung // loopPeriod is already adjusted for actual position. 20289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = loopPeriod; 20299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20302d85f097d653b21d1ff2c34f0b732c674d20ccc2Andy Hung if (updatePeriod > 0) { 203190e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung minFrames = min(minFrames, (newPosition - position).value()); 203289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 203389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // If > 0, poll periodically to recover from a stuck server. A good value is 2. 20359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten static const uint32_t kPoll = 0; 20369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (kPoll > 0 && mTransfer == TRANSFER_CALLBACK && kPoll * notificationFrames < minFrames) { 20379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = kPoll * notificationFrames; 20382267ba18d0d2b2d4bd7f5411821ad89ac2659a88Eric Laurent } 20392267ba18d0d2b2d4bd7f5411821ad89ac2659a88Eric Laurent 2040a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // This "fudge factor" avoids soaking CPU, and compensates for late progress by server 2041a7f03353d5f172016f324e2a01f301cca6794152Andy Hung static const nsecs_t kWaitPeriodNs = WAIT_PERIOD_MS * 1000000LL; 2042a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t timeAfterCallbacks = systemTime(); 2043a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 20449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Convert frame units to time units 20459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten nsecs_t ns = NS_WHENEVER; 20469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (minFrames != (uint32_t) ~0) { 2047c7bb8324c7c19ed4ab5bdafae0d750bf41c299f1jiabin // AudioFlinger consumption of client data may be irregular when coming out of device 2048c7bb8324c7c19ed4ab5bdafae0d750bf41c299f1jiabin // standby since the kernel buffers require filling. This is throttled to no more than 2x 2049c7bb8324c7c19ed4ab5bdafae0d750bf41c299f1jiabin // the expected rate in the MixerThread. Hence, we reduce the estimated time to wait by one 2050c7bb8324c7c19ed4ab5bdafae0d750bf41c299f1jiabin // half (but no more than half a second) to improve callback accuracy during these temporary 2051c7bb8324c7c19ed4ab5bdafae0d750bf41c299f1jiabin // data surges. 2052c7bb8324c7c19ed4ab5bdafae0d750bf41c299f1jiabin const nsecs_t estimatedNs = framesToNanoseconds(minFrames, sampleRate, speed); 2053c7bb8324c7c19ed4ab5bdafae0d750bf41c299f1jiabin constexpr nsecs_t maxThrottleCompensationNs = 500000000LL; 2054c7bb8324c7c19ed4ab5bdafae0d750bf41c299f1jiabin ns = estimatedNs - min(estimatedNs / 2, maxThrottleCompensationNs) + kWaitPeriodNs; 2055a7f03353d5f172016f324e2a01f301cca6794152Andy Hung ns -= (timeAfterCallbacks - timeBeforeCallbacks); // account for callback time 2056a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // TODO: Should we warn if the callback time is too long? 2057a7f03353d5f172016f324e2a01f301cca6794152Andy Hung if (ns < 0) ns = 0; 20589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 20609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // If not supplying data by EVENT_MORE_DATA, then we're done 20619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer != TRANSFER_CALLBACK) { 20629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return ns; 20639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 206489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2065a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // EVENT_MORE_DATA callback handling. 2066a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // Timing for linear pcm audio data formats can be derived directly from the 2067a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // buffer fill level. 2068a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // Timing for compressed data is not directly available from the buffer fill level, 2069a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // rather indirectly from waiting for blocking mode callbacks or waiting for obtain() 2070a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // to return a certain fill level. 2071a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 20729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten struct timespec timeout; 20739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten const struct timespec *requested = &ClientProxy::kForever; 20749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ns != NS_WHENEVER) { 20759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_sec = ns / 1000000000LL; 20769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_nsec = ns % 1000000000LL; 20779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGV("timeout %ld.%03d", timeout.tv_sec, (int) timeout.tv_nsec / 1000000); 20789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &timeout; 20799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20809f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 2081ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung size_t writtenFrames = 0; 20829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (mRemainingFrames > 0) { 2083c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 20849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Buffer audioBuffer; 20859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = mRemainingFrames; 20869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t nonContig; 20879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t err = obtainBuffer(&audioBuffer, requested, NULL, &nonContig); 20889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten LOG_ALWAYS_FATAL_IF((err != NO_ERROR) != (audioBuffer.frameCount == 0), 208934fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn "obtainBuffer() err=%d frameCount=%zu", err, audioBuffer.frameCount); 20909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 20919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t avail = audioBuffer.frameCount + nonContig; 209234fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("obtainBuffer(%u) returned %zu = %zu + %zu err %d", 2093b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mRemainingFrames, avail, audioBuffer.frameCount, nonContig, err); 20949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (err != NO_ERROR) { 2095b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (err == TIMED_OUT || err == WOULD_BLOCK || err == -EINTR || 2096b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald (isOffloaded() && (err == DEAD_OBJECT))) { 2097606fbc1030d686bf1f8dc03d14a79342aca2ca41Glenn Kasten // FIXME bug 25195759 2098606fbc1030d686bf1f8dc03d14a79342aca2ca41Glenn Kasten return 1000000; 209989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 21009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Error %d obtaining an audio buffer, giving up.", err); 21019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_NEVER; 210289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 21039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 2104fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk if (mRetryOnPartialBuffer && audio_has_proportional_frames(mFormat)) { 21059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = false; 21069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (avail < mRemainingFrames) { 2107a7f03353d5f172016f324e2a01f301cca6794152Andy Hung if (ns > 0) { // account for obtain time 2108a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t timeNow = systemTime(); 2109a7f03353d5f172016f324e2a01f301cca6794152Andy Hung ns = max((nsecs_t)0, ns - (timeNow - timeAfterCallbacks)); 2110a7f03353d5f172016f324e2a01f301cca6794152Andy Hung } 2111a7f03353d5f172016f324e2a01f301cca6794152Andy Hung nsecs_t myns = framesToNanoseconds(mRemainingFrames - avail, sampleRate, speed); 2112a7f03353d5f172016f324e2a01f301cca6794152Andy Hung if (ns < 0 /* NS_WHENEVER */ || myns < ns) { 21139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ns = myns; 21149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 21159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return ns; 21169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2117d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 211889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 211989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t reqSize = audioBuffer.size; 212089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_MORE_DATA, mUserData, &audioBuffer); 21219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t writtenSize = audioBuffer.size; 212289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 212389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Sanity check on returned size 21249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ssize_t(writtenSize) < 0 || writtenSize > reqSize) { 212534fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGE("EVENT_MORE_DATA requested %zu bytes but callback returned %zd bytes", 212634fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn reqSize, ssize_t(writtenSize)); 21279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_NEVER; 21289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 21299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 21309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (writtenSize == 0) { 21318555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // The callback is done filling buffers 21328555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // Keep this thread going to handle timed events and 21338555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // still try to get more data in intervals of WAIT_PERIOD_MS 21348555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // but don't just loop and block the CPU, so wait 2135a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 2136a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // mCbf(EVENT_MORE_DATA, ...) might either 2137a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // (1) Block until it can fill the buffer, returning 0 size on EOS. 2138a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // (2) Block until it can fill the buffer, returning 0 data (silence) on EOS. 2139a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // (3) Return 0 size when no data is available, does not wait for more data. 2140a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // 2141a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // (1) and (2) occurs with AudioPlayer/AwesomePlayer; (3) occurs with NuPlayer. 2142a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // We try to compute the wait time to avoid a tight sleep-wait cycle, 2143a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // especially for case (3). 2144a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // 2145a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // The decision to support (1) and (2) affect the sizing of mRemainingFrames 2146a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // and this loop; whereas for case (3) we could simply check once with the full 2147a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // buffer size and skip the loop entirely. 2148a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 2149a7f03353d5f172016f324e2a01f301cca6794152Andy Hung nsecs_t myns; 2150fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk if (audio_has_proportional_frames(mFormat)) { 2151a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // time to wait based on buffer occupancy 2152a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t datans = mRemainingFrames <= avail ? 0 : 2153a7f03353d5f172016f324e2a01f301cca6794152Andy Hung framesToNanoseconds(mRemainingFrames - avail, sampleRate, speed); 2154a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // audio flinger thread buffer size (TODO: adjust for fast tracks) 2155ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // FIXME: use mAfFrameCountHAL instead of mAfFrameCount below for fast tracks. 2156a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t afns = framesToNanoseconds(mAfFrameCount, mAfSampleRate, speed); 2157a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // add a half the AudioFlinger buffer time to avoid soaking CPU if datans is 0. 2158a7f03353d5f172016f324e2a01f301cca6794152Andy Hung myns = datans + (afns / 2); 2159a7f03353d5f172016f324e2a01f301cca6794152Andy Hung } else { 2160a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // FIXME: This could ping quite a bit if the buffer isn't full. 2161a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // Note that when mState is stopping we waitStreamEnd, so it never gets here. 2162a7f03353d5f172016f324e2a01f301cca6794152Andy Hung myns = kWaitPeriodNs; 2163a7f03353d5f172016f324e2a01f301cca6794152Andy Hung } 2164a7f03353d5f172016f324e2a01f301cca6794152Andy Hung if (ns > 0) { // account for obtain and callback time 2165a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t timeNow = systemTime(); 2166a7f03353d5f172016f324e2a01f301cca6794152Andy Hung ns = max((nsecs_t)0, ns - (timeNow - timeAfterCallbacks)); 2167a7f03353d5f172016f324e2a01f301cca6794152Andy Hung } 2168a7f03353d5f172016f324e2a01f301cca6794152Andy Hung if (ns < 0 /* NS_WHENEVER */ || myns < ns) { 2169a7f03353d5f172016f324e2a01f301cca6794152Andy Hung ns = myns; 2170a7f03353d5f172016f324e2a01f301cca6794152Andy Hung } 2171a7f03353d5f172016f324e2a01f301cca6794152Andy Hung return ns; 2172d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 217389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2174138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten size_t releasedFrames = writtenSize / mFrameSize; 21759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = releasedFrames; 21769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames -= releasedFrames; 21779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (misalignment >= releasedFrames) { 21789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten misalignment -= releasedFrames; 21799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 21809f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten misalignment = 0; 21819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 218289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 218389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 2184ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung writtenFrames += releasedFrames; 218589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 21869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME here is where we would repeat EVENT_MORE_DATA again on same advanced buffer 21879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // if callback doesn't like to accept the full chunk 21889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (writtenSize < reqSize) { 21899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten continue; 21909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 21919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 21929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // There could be enough non-contiguous frames available to satisfy the remaining request 21939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mRemainingFrames <= nonContig) { 21949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten continue; 21959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 21969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 21979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 21989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This heuristic tries to collapse a series of EVENT_MORE_DATA that would total to a 21999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // sum <= notificationFrames. It replaces that series by at most two EVENT_MORE_DATA 22009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // that total to a sum == notificationFrames. 22019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (0 < misalignment && misalignment <= mRemainingFrames) { 22029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = misalignment; 22038edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return ((double)mRemainingFrames * 1100000000) / ((double)sampleRate * speed); 22049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 22059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 22069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 220789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 2208ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (writtenFrames > 0) { 2209ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung AutoMutex lock(mLock); 2210ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung mFramesWritten += writtenFrames; 2211ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 22129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = notificationFrames; 22139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = true; 22149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 22159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // A lot has transpired since ns was calculated, so run again immediately and re-calculate 22169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return 0; 221789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 221889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 22199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenstatus_t AudioTrack::restoreTrack_l(const char *from) 22201703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 2221b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGW("dead IAudioTrack, %s, creating a new one from %s()", 2222ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent isOffloadedOrDirect_l() ? "Offloaded or Direct" : "PCM", from); 22239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ++mSequence; 22241703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 2225a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // refresh the audio configuration cache in this process to make sure we get new 2226d2d089fc86c62843992e7d5b371ee9227189a1e6Glenn Kasten // output parameters and new IAudioFlinger in createTrack_l() 2227a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten AudioSystem::clearAudioConfigCache(); 2228a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten 2229faeb0f291330134dc4468359a36e099aae508449Ronghua Wu if (isOffloadedOrDirect_l() || mDoNotReconnect) { 22301f1db8356b599bc40703c907fb69e6e539343532Andy Hung // FIXME re-creation of offloaded and direct tracks is not yet implemented; 22311f1db8356b599bc40703c907fb69e6e539343532Andy Hung // reconsider enabling for linear PCM encodings when position can be preserved. 2232b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return DEAD_OBJECT; 2233b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 2234b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 22352812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk // Save so we can return count since creation. 22362812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk mUnderrunCountOffset = getUnderrunCount_l(); 22372812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk 2238200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // save the old static buffer position 2239f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung uint32_t staticPosition = 0; 22404ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung size_t bufferPosition = 0; 22414ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung int loopCount = 0; 22424ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung if (mStaticProxy != 0) { 22434ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mStaticProxy->getBufferPositionAndLoopCount(&bufferPosition, &loopCount); 2244f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung staticPosition = mStaticProxy->getPosition().unsignedValue(); 22454ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung } 2246200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten 2247ae34ed2bcc9fa49a22fe7497327adb689ef27e8dHaynes Mathew George mFlags = mOrigFlags; 2248ae34ed2bcc9fa49a22fe7497327adb689ef27e8dHaynes Mathew George 2249200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // If a new IAudioTrack is successfully created, createTrack_l() will modify the 2250a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // following member variables: mAudioTrack, mCblkMemory and mCblk. 2251200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // It will also delete the strong references on previous IAudioTrack and IMemory. 2252200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // If a new IAudioTrack cannot be created, the previous (dead) instance will be left intact. 2253ae4b879d04c4b07c62241a8f507c8dce11e628e4Glenn Kasten status_t result = createTrack_l(); 2254cc21e4f1e41dfa17e7e2bef995fcd22c45f6bcd0Eric Laurent 2255a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten if (result == NO_ERROR) { 2256d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung // take the frames that will be lost by track recreation into account in saved position 2257d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung // For streaming tracks, this is the amount we obtained from the user/client 2258d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung // (not the number actually consumed at the server - those are already lost). 2259d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung if (mStaticProxy == 0) { 2260d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung mPosition = mReleased; 2261d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung } 22624ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung // Continue playback from last known position and restore loop. 22634ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung if (mStaticProxy != 0) { 22644ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung if (loopCount != 0) { 22654ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mStaticProxy->setBufferPositionAndLoop(bufferPosition, 22664ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopStart, mLoopEnd, loopCount); 22674ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung } else { 22684ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mStaticProxy->setBufferPosition(bufferPosition); 226953c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung if (bufferPosition == mFrameCount) { 227053c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung ALOGD("restoring track at end of static buffer"); 227153c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung } 22721703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 22731703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 22744ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // restore volume handler 227539399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung mVolumeHandler->forall([this](const VolumeShaper &shaper) -> VolumeShaper::Status { 227639399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung sp<VolumeShaper::Operation> operationToEnd = 227739399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung new VolumeShaper::Operation(shaper.mOperation); 22784ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // TODO: Ideally we would restore to the exact xOffset position 22794ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // as returned by getVolumeShaperState(), but we don't have that 22804ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // information when restoring at the client unless we periodically poll 22814ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // the server or create shared memory state. 22824ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // 228339399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung // For now, we simply advance to the end of the VolumeShaper effect 228439399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung // if it has been started. 228539399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (shaper.isStarted()) { 2286f370264dfa5237524a3535f5242a0c68cbbb13ebAndy Hung operationToEnd->setNormalizedTime(1.f); 228739399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 228839399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung return mAudioTrack->applyVolumeShaper(shaper.mConfiguration, operationToEnd); 22894ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung }); 22904ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung 22919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 2292a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten result = mAudioTrack->start(); 22931703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 2294f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // server resets to zero so we offset 2295f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung mFramesWrittenServerOffset = 2296f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung mStaticProxy.get() != nullptr ? staticPosition : mFramesWritten; 2297f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung mFramesWrittenAtRestore = mFramesWrittenServerOffset; 22981703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 22999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (result != NO_ERROR) { 23009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGW("restoreTrack_l() failed status %d", result); 23019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_STOPPED; 2302c2813e568aa476e03d159529c0af28c99536db8dAndy Hung mReleased = 0; 23031703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 23041703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 23051703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent return result; 23061703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 23071703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 230890e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy HungModulo<uint32_t> AudioTrack::updateAndGetPosition_l() 2309200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten{ 2310200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // This is the sole place to read server consumed frames 231190e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung Modulo<uint32_t> newServer(mProxy->getPosition()); 231290e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung const int32_t delta = (newServer - mServer).signedValue(); 2313200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // TODO There is controversy about whether there can be "negative jitter" in server position. 2314200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // This should be investigated further, and if possible, it should be addressed. 2315200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // A more definite failure mode is infrequent polling by client. 2316200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // One could call (void)getPosition_l() in releaseBuffer(), 2317200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // so mReleased and mPosition are always lock-step as best possible. 2318200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // That should ensure delta never goes negative for infrequent polling 2319200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // unless the server has more than 2^31 frames in its buffer, 2320200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // in which case the use of uint32_t for these counters has bigger issues. 232190e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung ALOGE_IF(delta < 0, 232290e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung "detected illegal retrograde motion by the server: mServer advanced by %d", 232390e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung delta); 2324039c27aeaee809182fc1491311ca6dcbc1ec441bChad Brubaker mServer = newServer; 232590e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung if (delta > 0) { // avoid retrograde 232690e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung mPosition += delta; 232790e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung } 232890e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung return mPosition; 2329200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten} 2330200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten 2331fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew Georgebool AudioTrack::isSampleRateSpeedAllowed_l(uint32_t sampleRate, float speed) 23328edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung{ 2333fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George updateLatency_l(); 23348edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // applicable for mixing tracks only (not offloaded or direct) 23358edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung if (mStaticProxy != 0) { 23368edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return true; // static tracks do not have issues with buffer sizing. 23378edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 23388edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung const size_t minFrameCount = 233921da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent AudioSystem::calculateMinFrameCount(mAfLatency, mAfFrameCount, mAfSampleRate, 234021da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent sampleRate, speed /*, 0 mNotificationsPerBufferReq*/); 2341fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George const bool allowed = mFrameCount >= minFrameCount; 2342fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George ALOGD_IF(!allowed, 2343fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George "isSampleRateSpeedAllowed_l denied " 2344fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George "mAfLatency:%u mAfFrameCount:%zu mAfSampleRate:%u sampleRate:%u speed:%f " 2345fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George "mFrameCount:%zu < minFrameCount:%zu", 2346fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George mAfLatency, mAfFrameCount, mAfSampleRate, sampleRate, speed, 23478edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung mFrameCount, minFrameCount); 2348fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George return allowed; 23498edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung} 23508edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung 2351ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgeraldstatus_t AudioTrack::setParameters(const String8& keyValuePairs) 2352ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald{ 2353ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald AutoMutex lock(mLock); 235453cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten return mAudioTrack->setParameters(keyValuePairs); 2355ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald} 2356ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald 23579fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy HungVolumeShaper::Status AudioTrack::applyVolumeShaper( 23589fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung const sp<VolumeShaper::Configuration>& configuration, 23599fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung const sp<VolumeShaper::Operation>& operation) 23609fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung{ 23619fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung AutoMutex lock(mLock); 23624ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung mVolumeHandler->setIdIfNecessary(configuration); 23639fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung VolumeShaper::Status status = mAudioTrack->applyVolumeShaper(configuration, operation); 236439399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung 236539399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (status == DEAD_OBJECT) { 236639399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (restoreTrack_l("applyVolumeShaper") == OK) { 236739399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung status = mAudioTrack->applyVolumeShaper(configuration, operation); 236839399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 236939399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 23704ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung if (status >= 0) { 23714ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // save VolumeShaper for restore 23724ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung mVolumeHandler->applyVolumeShaper(configuration, operation); 237339399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (mState == STATE_ACTIVE || mState == STATE_STOPPING) { 237439399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung mVolumeHandler->setStarted(); 237539399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 237639399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } else { 237739399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung // warn only if not an expected restore failure. 237839399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung ALOGW_IF(!((isOffloadedOrDirect_l() || mDoNotReconnect) && status == DEAD_OBJECT), 237939399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung "applyVolumeShaper failed: %d", status); 23804ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung } 23819fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung return status; 23829fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung} 23839fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung 23849fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hungsp<VolumeShaper::State> AudioTrack::getVolumeShaperState(int id) 23859fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung{ 23869fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung AutoMutex lock(mLock); 238739399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung sp<VolumeShaper::State> state = mAudioTrack->getVolumeShaperState(id); 238839399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (state.get() == nullptr && (mCblk->mFlags & CBLK_INVALID) != 0) { 238939399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (restoreTrack_l("getVolumeShaperState") == OK) { 239039399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung state = mAudioTrack->getVolumeShaperState(id); 239139399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 239239399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 239339399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung return state; 23949fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung} 23959fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung 2396ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hungstatus_t AudioTrack::getTimestamp(ExtendedTimestamp *timestamp) 2397ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung{ 2398ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (timestamp == nullptr) { 2399ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung return BAD_VALUE; 2400ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2401ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung AutoMutex lock(mLock); 2402e13f8a603867280de9b02ce4839202a182556416Andy Hung return getTimestamp_l(timestamp); 2403e13f8a603867280de9b02ce4839202a182556416Andy Hung} 2404e13f8a603867280de9b02ce4839202a182556416Andy Hung 2405e13f8a603867280de9b02ce4839202a182556416Andy Hungstatus_t AudioTrack::getTimestamp_l(ExtendedTimestamp *timestamp) 2406e13f8a603867280de9b02ce4839202a182556416Andy Hung{ 2407ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (mCblk->mFlags & CBLK_INVALID) { 2408ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung const status_t status = restoreTrack_l("getTimestampExtended"); 2409ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (status != OK) { 2410ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung // per getTimestamp() API doc in header, we return DEAD_OBJECT here, 2411ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung // recommending that the track be recreated. 2412ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung return DEAD_OBJECT; 2413ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2414ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2415ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung // check for offloaded/direct here in case restoring somehow changed those flags. 2416ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (isOffloadedOrDirect_l()) { 2417ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung return INVALID_OPERATION; // not supported 2418ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2419ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung status_t status = mProxy->getTimestamp(timestamp); 2420e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung LOG_ALWAYS_FATAL_IF(status != OK, "status %d not allowed from proxy getTimestamp", status); 2421ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung bool found = false; 2422e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung timestamp->mPosition[ExtendedTimestamp::LOCATION_CLIENT] = mFramesWritten; 2423e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung timestamp->mTimeNs[ExtendedTimestamp::LOCATION_CLIENT] = 0; 2424e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // server side frame offset in case AudioTrack has been restored. 2425e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung for (int i = ExtendedTimestamp::LOCATION_SERVER; 2426e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung i < ExtendedTimestamp::LOCATION_MAX; ++i) { 2427e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung if (timestamp->mTimeNs[i] >= 0) { 2428e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // apply server offset (frames flushed is ignored 2429e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // so we don't report the jump when the flush occurs). 2430e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung timestamp->mPosition[i] += mFramesWrittenServerOffset; 2431e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung found = true; 2432ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2433ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2434ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung return found ? OK : WOULD_BLOCK; 2435ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung} 2436ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung 2437ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kastenstatus_t AudioTrack::getTimestamp(AudioTimestamp& timestamp) 2438ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten{ 243953cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten AutoMutex lock(mLock); 244065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung return getTimestamp_l(timestamp); 244165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung} 24421b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 244365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hungstatus_t AudioTrack::getTimestamp_l(AudioTimestamp& timestamp) 244465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung{ 24451b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk bool previousTimestampValid = mPreviousTimestampValid; 24461b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk // Set false here to cover all the error return cases. 24471b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestampValid = false; 24481b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 24497f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung switch (mState) { 24507f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_ACTIVE: 24517f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_PAUSED: 24527f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung break; // handle below 24537f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_FLUSHED: 24547f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_STOPPED: 24557f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return WOULD_BLOCK; 24567f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_STOPPING: 24577f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_PAUSED_STOPPING: 24587f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (!isOffloaded_l()) { 24597f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return INVALID_OPERATION; 24607f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 24617f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung break; // offloaded tracks handled below 24627f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung default: 24637f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung LOG_ALWAYS_FATAL("Invalid mState in getTimestamp(): %d", mState); 24647f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung break; 2465fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten } 24667f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 2467275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent if (mCblk->mFlags & CBLK_INVALID) { 24686653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung const status_t status = restoreTrack_l("getTimestamp"); 24696653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung if (status != OK) { 24706653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung // per getTimestamp() API doc in header, we return DEAD_OBJECT here, 24716653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung // recommending that the track be recreated. 24726653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung return DEAD_OBJECT; 24736653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung } 2474275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent } 2475275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent 2476200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // The presented frame count must always lag behind the consumed frame count. 2477200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // To avoid a race, read the presented frames first. This ensures that presented <= consumed. 24786ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung 24796ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung status_t status; 2480818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung if (isOffloadedOrDirect_l()) { 24816ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung // use Binder to get timestamp 24826ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung status = mAudioTrack->getTimestamp(timestamp); 24836ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung } else { 24846ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung // read timestamp from shared memory 24856ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung ExtendedTimestamp ets; 24866ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung status = mProxy->getTimestamp(&ets); 24876ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung if (status == OK) { 2488b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung ExtendedTimestamp::Location location; 2489b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung status = ets.getBestTimestamp(×tamp, &location); 2490b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung 2491b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung if (status == OK) { 2492fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George updateLatency_l(); 2493b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung // It is possible that the best location has moved from the kernel to the server. 2494b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung // In this case we adjust the position from the previous computed latency. 2495b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung if (location == ExtendedTimestamp::LOCATION_SERVER) { 2496b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung ALOGW_IF(mPreviousLocation == ExtendedTimestamp::LOCATION_KERNEL, 2497b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung "getTimestamp() location moved from kernel to server"); 249807eee80b3422c0304491f24bbc415deb0badbefcAndy Hung // check that the last kernel OK time info exists and the positions 249907eee80b3422c0304491f24bbc415deb0badbefcAndy Hung // are valid (if they predate the current track, the positions may 250007eee80b3422c0304491f24bbc415deb0badbefcAndy Hung // be zero or negative). 2501b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung const int64_t frames = 25026d7b119a416c9f10288051e562f294365e5d954cAndy Hung (ets.mTimeNs[ExtendedTimestamp::LOCATION_SERVER_LASTKERNELOK] < 0 || 250307eee80b3422c0304491f24bbc415deb0badbefcAndy Hung ets.mTimeNs[ExtendedTimestamp::LOCATION_KERNEL_LASTKERNELOK] < 0 || 250407eee80b3422c0304491f24bbc415deb0badbefcAndy Hung ets.mPosition[ExtendedTimestamp::LOCATION_SERVER_LASTKERNELOK] <= 0 || 250507eee80b3422c0304491f24bbc415deb0badbefcAndy Hung ets.mPosition[ExtendedTimestamp::LOCATION_KERNEL_LASTKERNELOK] <= 0) 25066d7b119a416c9f10288051e562f294365e5d954cAndy Hung ? 25076d7b119a416c9f10288051e562f294365e5d954cAndy Hung int64_t((double)mAfLatency * mSampleRate * mPlaybackRate.mSpeed 25086d7b119a416c9f10288051e562f294365e5d954cAndy Hung / 1000) 25096d7b119a416c9f10288051e562f294365e5d954cAndy Hung : 25106d7b119a416c9f10288051e562f294365e5d954cAndy Hung (ets.mPosition[ExtendedTimestamp::LOCATION_SERVER_LASTKERNELOK] 25116d7b119a416c9f10288051e562f294365e5d954cAndy Hung - ets.mPosition[ExtendedTimestamp::LOCATION_KERNEL_LASTKERNELOK]); 25126d7b119a416c9f10288051e562f294365e5d954cAndy Hung ALOGV("frame adjustment:%lld timestamp:%s", 25136d7b119a416c9f10288051e562f294365e5d954cAndy Hung (long long)frames, ets.toString().c_str()); 2514b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung if (frames >= ets.mPosition[location]) { 2515b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung timestamp.mPosition = 0; 2516b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung } else { 2517b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung timestamp.mPosition = (uint32_t)(ets.mPosition[location] - frames); 2518b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung } 251969488c4ef115c9de52c85f4fcae27c7774720298Andy Hung } else if (location == ExtendedTimestamp::LOCATION_KERNEL) { 252069488c4ef115c9de52c85f4fcae27c7774720298Andy Hung ALOGV_IF(mPreviousLocation == ExtendedTimestamp::LOCATION_SERVER, 252169488c4ef115c9de52c85f4fcae27c7774720298Andy Hung "getTimestamp() location moved from server to kernel"); 2522b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung } 25235d313803bdd61d59f28e518e7a793f33832f1901Andy Hung 25245d313803bdd61d59f28e518e7a793f33832f1901Andy Hung // We update the timestamp time even when paused. 25255d313803bdd61d59f28e518e7a793f33832f1901Andy Hung if (mState == STATE_PAUSED /* not needed: STATE_PAUSED_STOPPING */) { 25265d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t now = systemTime(); 25272b01f009428797ee9154649411a64b522946e966Andy Hung const int64_t at = audio_utils_ns_from_timespec(×tamp.mTime); 25285d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t lag = 25295d313803bdd61d59f28e518e7a793f33832f1901Andy Hung (ets.mTimeNs[ExtendedTimestamp::LOCATION_SERVER_LASTKERNELOK] < 0 || 25305d313803bdd61d59f28e518e7a793f33832f1901Andy Hung ets.mTimeNs[ExtendedTimestamp::LOCATION_KERNEL_LASTKERNELOK] < 0) 25315d313803bdd61d59f28e518e7a793f33832f1901Andy Hung ? int64_t(mAfLatency * 1000000LL) 25325d313803bdd61d59f28e518e7a793f33832f1901Andy Hung : (ets.mPosition[ExtendedTimestamp::LOCATION_SERVER_LASTKERNELOK] 25335d313803bdd61d59f28e518e7a793f33832f1901Andy Hung - ets.mPosition[ExtendedTimestamp::LOCATION_KERNEL_LASTKERNELOK]) 25345d313803bdd61d59f28e518e7a793f33832f1901Andy Hung * NANOS_PER_SECOND / mSampleRate; 25355d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t limit = now - lag; // no earlier than this limit 25365d313803bdd61d59f28e518e7a793f33832f1901Andy Hung if (at < limit) { 25375d313803bdd61d59f28e518e7a793f33832f1901Andy Hung ALOGV("timestamp pause lag:%lld adjusting from %lld to %lld", 25385d313803bdd61d59f28e518e7a793f33832f1901Andy Hung (long long)lag, (long long)at, (long long)limit); 2539ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung timestamp.mTime = convertNsToTimespec(limit); 25405d313803bdd61d59f28e518e7a793f33832f1901Andy Hung } 25415d313803bdd61d59f28e518e7a793f33832f1901Andy Hung } 2542b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung mPreviousLocation = location; 2543b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung } else { 2544b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung // right after AudioTrack is started, one may not find a timestamp 2545b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung ALOGV("getBestTimestamp did not find timestamp"); 2546b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung } 25476ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung } 25486ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung if (status == INVALID_OPERATION) { 2549f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // INVALID_OPERATION occurs when no timestamp has been issued by the server; 2550f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // other failures are signaled by a negative time. 2551f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // If we come out of FLUSHED or STOPPED where the position is known 2552f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // to be zero we convert this to WOULD_BLOCK (with the implicit meaning of 2553f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // "zero" for NuPlayer). We don't convert for track restoration as position 2554f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // does not reset. 2555f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung ALOGV("timestamp server offset:%lld restore frames:%lld", 2556f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung (long long)mFramesWrittenServerOffset, (long long)mFramesWrittenAtRestore); 2557f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung if (mFramesWrittenServerOffset != mFramesWrittenAtRestore) { 2558f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung status = WOULD_BLOCK; 2559f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung } 25606ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung } 25616ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung } 25627f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (status != NO_ERROR) { 2563dfc34daba6d6cb923683d96689a0cb7c7006eee5Glenn Kasten ALOGV_IF(status != WOULD_BLOCK, "getTimestamp error:%#x", status); 25647f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return status; 25657f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 25667f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (isOffloadedOrDirect_l()) { 25677f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (isOffloaded_l() && (mState == STATE_PAUSED || mState == STATE_PAUSED_STOPPING)) { 25687f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // use cached paused position in case another offloaded track is running. 25697f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung timestamp.mPosition = mPausedPosition; 25707f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung clock_gettime(CLOCK_MONOTONIC, ×tamp.mTime); 25715d313803bdd61d59f28e518e7a793f33832f1901Andy Hung // TODO: adjust for delay 25727f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return NO_ERROR; 25737f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 25747f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 25757f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // Check whether a pending flush or stop has completed, as those commands may 2576c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // be asynchronous or return near finish or exhibit glitchy behavior. 2577c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // 2578c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // Originally this showed up as the first timestamp being a continuation of 2579c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // the previous song under gapless playback. 2580c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // However, we sometimes see zero timestamps, then a glitch of 2581c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // the previous song's position, and then correct timestamps afterwards. 2582ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung if (mStartFromZeroUs != 0 && mSampleRate != 0) { 25837f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung static const int kTimeJitterUs = 100000; // 100 ms 25847f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung static const int k1SecUs = 1000000; 25857f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 25867f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung const int64_t timeNow = getNowUs(); 25877f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 2588ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung if (timeNow < mStartFromZeroUs + k1SecUs) { // within first second of starting 25897f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung const int64_t timestampTimeUs = convertTimespecToUs(timestamp.mTime); 2590ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung if (timestampTimeUs < mStartFromZeroUs) { 25917f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return WOULD_BLOCK; // stale timestamp time, occurs before start. 25927f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 2593ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung const int64_t deltaTimeUs = timestampTimeUs - mStartFromZeroUs; 25948edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung const int64_t deltaPositionByUs = (double)timestamp.mPosition * 1000000 25955a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia / ((double)mSampleRate * mPlaybackRate.mSpeed); 25967f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 25977f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (deltaPositionByUs > deltaTimeUs + kTimeJitterUs) { 25987f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // Verify that the counter can't count faster than the sample rate 2599c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // since the start time. If greater, then that means we may have failed 26007f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // to completely flush or stop the previous playing track. 2601c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung ALOGW_IF(!mTimestampStartupGlitchReported, 2602c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung "getTimestamp startup glitch detected" 26037f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung " deltaTimeUs(%lld) deltaPositionUs(%lld) tsmPosition(%u)", 26047f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung (long long)deltaTimeUs, (long long)deltaPositionByUs, 26057f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung timestamp.mPosition); 2606c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mTimestampStartupGlitchReported = true; 2607c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung if (previousTimestampValid 2608c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung && mPreviousTimestamp.mPosition == 0 /* should be true if valid */) { 2609c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung timestamp = mPreviousTimestamp; 2610c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mPreviousTimestampValid = true; 2611c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung return NO_ERROR; 2612c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung } 26137f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return WOULD_BLOCK; 26147f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 2615c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung if (deltaPositionByUs != 0) { 2616ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung mStartFromZeroUs = 0; // don't check again, we got valid nonzero position. 2617c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung } 2618c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung } else { 2619ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung mStartFromZeroUs = 0; // don't check again, start time expired. 26207f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 2621c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mTimestampStartupGlitchReported = false; 26227f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 26237f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } else { 2624200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Update the mapping between local consumed (mPosition) and server consumed (mServer) 2625200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten (void) updateAndGetPosition_l(); 2626200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Server consumed (mServer) and presented both use the same server time base, 2627200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // and server consumed is always >= presented. 2628200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // The delta between these represents the number of frames in the buffer pipeline. 2629200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // If this delta between these is greater than the client position, it means that 2630200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // actually presented is still stuck at the starting line (figuratively speaking), 2631200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // waiting for the first frame to go by. So we can't report a valid timestamp yet. 263290e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung // Note: We explicitly use non-Modulo comparison here - potential wrap issue when 263390e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung // mPosition exceeds 32 bits. 263490e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung // TODO Remove when timestamp is updated to contain pipeline status info. 263590e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung const int32_t pipelineDepthInFrames = (mServer - timestamp.mPosition).signedValue(); 263690e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung if (pipelineDepthInFrames > 0 /* should be true, but we check anyways */ 263790e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung && (uint32_t)pipelineDepthInFrames > mPosition.value()) { 2638200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten return INVALID_OPERATION; 2639200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten } 2640200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Convert timestamp position from server time base to client time base. 2641200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // TODO The following code should work OK now because timestamp.mPosition is 32-bit. 2642200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // But if we change it to 64-bit then this could fail. 264390e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung // Use Modulo computation here. 264490e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung timestamp.mPosition = (mPosition - mServer + timestamp.mPosition).value(); 2645200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Immediately after a call to getPosition_l(), mPosition and 2646200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // mServer both represent the same frame position. mPosition is 2647200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // in client's point of view, and mServer is in server's point of 2648200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // view. So the difference between them is the "fudge factor" 2649200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // between client and server views due to stop() and/or new 2650200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // IAudioTrack. And timestamp.mPosition is initially in server's 2651200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // point of view, so we need to apply the same fudge factor to it. 2652fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten } 26531b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 26541b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk // Prevent retrograde motion in timestamp. 26551b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk // This is sometimes caused by erratic reports of the available space in the ALSA drivers. 26561b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk if (status == NO_ERROR) { 2657ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung // previousTimestampValid is set to false when starting after a stop or flush. 26581b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk if (previousTimestampValid) { 26592b01f009428797ee9154649411a64b522946e966Andy Hung const int64_t previousTimeNanos = 26602b01f009428797ee9154649411a64b522946e966Andy Hung audio_utils_ns_from_timespec(&mPreviousTimestamp.mTime); 2661ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung int64_t currentTimeNanos = audio_utils_ns_from_timespec(×tamp.mTime); 2662ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung 2663ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung // Fix stale time when checking timestamp right after start(). 2664ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung // 2665ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung // For offload compatibility, use a default lag value here. 2666ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung // Any time discrepancy between this update and the pause timestamp is handled 2667ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung // by the retrograde check afterwards. 2668ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung const int64_t lagNs = int64_t(mAfLatency * 1000000LL); 2669ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung const int64_t limitNs = mStartNs - lagNs; 2670ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung if (currentTimeNanos < limitNs) { 2671ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung ALOGD("correcting timestamp time for pause, " 2672ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung "currentTimeNanos: %lld < limitNs: %lld < mStartNs: %lld", 2673ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung (long long)currentTimeNanos, (long long)limitNs, (long long)mStartNs); 2674ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung timestamp.mTime = convertNsToTimespec(limitNs); 2675ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung currentTimeNanos = limitNs; 2676ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung } 2677ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung 2678ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung // retrograde check 26791b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk if (currentTimeNanos < previousTimeNanos) { 26805d313803bdd61d59f28e518e7a793f33832f1901Andy Hung ALOGW("retrograde timestamp time corrected, %lld < %lld", 26815d313803bdd61d59f28e518e7a793f33832f1901Andy Hung (long long)currentTimeNanos, (long long)previousTimeNanos); 26825d313803bdd61d59f28e518e7a793f33832f1901Andy Hung timestamp.mTime = mPreviousTimestamp.mTime; 2683ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung // currentTimeNanos not used below. 26841b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk } 26851b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 26861b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk // Looking at signed delta will work even when the timestamps 26871b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk // are wrapping around. 268890e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung int32_t deltaPosition = (Modulo<uint32_t>(timestamp.mPosition) 268990e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung - mPreviousTimestamp.mPosition).signedValue(); 26904c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk if (deltaPosition < 0) { 26914c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk // Only report once per position instead of spamming the log. 26924c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk if (!mRetrogradeMotionReported) { 26934c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk ALOGW("retrograde timestamp position corrected, %d = %u - %u", 26944c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk deltaPosition, 26954c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk timestamp.mPosition, 26964c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk mPreviousTimestamp.mPosition); 26974c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk mRetrogradeMotionReported = true; 26984c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk } 26994c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk } else { 27004c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk mRetrogradeMotionReported = false; 27014c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk } 27025d313803bdd61d59f28e518e7a793f33832f1901Andy Hung if (deltaPosition < 0) { 27035d313803bdd61d59f28e518e7a793f33832f1901Andy Hung timestamp.mPosition = mPreviousTimestamp.mPosition; 27045d313803bdd61d59f28e518e7a793f33832f1901Andy Hung deltaPosition = 0; 27055d313803bdd61d59f28e518e7a793f33832f1901Andy Hung } 27065d313803bdd61d59f28e518e7a793f33832f1901Andy Hung#if 0 27075d313803bdd61d59f28e518e7a793f33832f1901Andy Hung // Uncomment this to verify audio timestamp rate. 27085d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t deltaTime = 27092b01f009428797ee9154649411a64b522946e966Andy Hung audio_utils_ns_from_timespec(×tamp.mTime) - previousTimeNanos; 27105d313803bdd61d59f28e518e7a793f33832f1901Andy Hung if (deltaTime != 0) { 27115d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t computedSampleRate = 27125d313803bdd61d59f28e518e7a793f33832f1901Andy Hung deltaPosition * (long long)NANOS_PER_SECOND / deltaTime; 27135d313803bdd61d59f28e518e7a793f33832f1901Andy Hung ALOGD("computedSampleRate:%u sampleRate:%u", 27145d313803bdd61d59f28e518e7a793f33832f1901Andy Hung (unsigned)computedSampleRate, mSampleRate); 27151b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk } 27165d313803bdd61d59f28e518e7a793f33832f1901Andy Hung#endif 27171b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk } 27181b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestamp = timestamp; 27191b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestampValid = true; 27201b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk } 27211b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 2722fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten return status; 2723ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten} 2724ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten 2725ad3af3305f024bcbbd55c894a4995e449498e1baRichard FitzgeraldString8 AudioTrack::getParameters(const String8& keys) 2726ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald{ 27272c6c5294388e251ebc1e00d6c8785190561c27fcGlenn Kasten audio_io_handle_t output = getOutput(); 2728142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (output != AUDIO_IO_HANDLE_NONE) { 27292c6c5294388e251ebc1e00d6c8785190561c27fcGlenn Kasten return AudioSystem::getParameters(output, keys); 2730b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 2731b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return String8::empty(); 2732b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 2733ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald} 2734ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald 273523a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kastenbool AudioTrack::isOffloaded() const 273623a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten{ 273723a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten AutoMutex lock(mLock); 273823a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten return isOffloaded_l(); 273923a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten} 274023a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten 2741ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurentbool AudioTrack::isDirect() const 2742ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent{ 2743ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 2744ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return isDirect_l(); 2745ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent} 2746ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 2747ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurentbool AudioTrack::isOffloadedOrDirect() const 2748ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent{ 2749ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 2750ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return isOffloadedOrDirect_l(); 2751ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent} 2752ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 2753ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 27547c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastenstatus_t AudioTrack::dump(int fd, const Vector<String16>& args __unused) const 275589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 275689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project String8 result; 275789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 275889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(" AudioTrack::dump\n"); 275949f36ba3b4624ddd3d7efa34c95128a73bda6208Glenn Kasten result.appendFormat(" status(%d), state(%d), session Id(%d), flags(%#x)\n", 2760d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent mStatus, mState, mSessionId, mFlags); 2761d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent result.appendFormat(" stream type(%d), left - right volume(%f, %f)\n", 2762d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent (mStreamType == AUDIO_STREAM_DEFAULT) ? 2763d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent audio_attributes_to_stream_type(&mAttributes) : mStreamType, 2764d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent mVolume[AUDIO_INTERLEAVE_LEFT], mVolume[AUDIO_INTERLEAVE_RIGHT]); 276549f36ba3b4624ddd3d7efa34c95128a73bda6208Glenn Kasten result.appendFormat(" format(%#x), channel mask(%#x), channel count(%u)\n", 2766d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent mFormat, mChannelMask, mChannelCount); 2767d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent result.appendFormat(" sample rate(%u), original sample rate(%u), speed(%f)\n", 2768d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent mSampleRate, mOriginalSampleRate, mPlaybackRate.mSpeed); 2769d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent result.appendFormat(" frame count(%zu), req. frame count(%zu)\n", 2770d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent mFrameCount, mReqFrameCount); 2771d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent result.appendFormat(" notif. frame count(%u), req. notif. frame count(%u)," 2772d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent " req. notif. per buff(%u)\n", 2773d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent mNotificationFramesAct, mNotificationFramesReq, mNotificationsPerBufferReq); 2774d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent result.appendFormat(" latency (%d), selected device Id(%d), routed device Id(%d)\n", 2775d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent mLatency, mSelectedDeviceId, mRoutedDeviceId); 2776d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent result.appendFormat(" output(%d) AF latency (%u) AF frame count(%zu) AF SampleRate(%u)\n", 2777d114b624ea2ec5c51779b74132a60b4a46f6cdbaEric Laurent mOutput, mAfLatency, mAfFrameCount, mAfSampleRate); 277889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project ::write(fd, result.string(), result.size()); 277989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 278089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 278189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 27822812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burkuint32_t AudioTrack::getUnderrunCount() const 27832812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk{ 27842812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk AutoMutex lock(mLock); 27852812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk return getUnderrunCount_l(); 27862812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk} 27872812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk 27882812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burkuint32_t AudioTrack::getUnderrunCount_l() const 27892812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk{ 27902812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk return mProxy->getUnderrunCount() + mUnderrunCountOffset; 27912812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk} 27922812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk 27939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenuint32_t AudioTrack::getUnderrunFrames() const 27949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 27959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 27969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return mProxy->getUnderrunFrames(); 27979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 27989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 2799296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurentstatus_t AudioTrack::addAudioDeviceCallback(const sp<AudioSystem::AudioDeviceCallback>& callback) 2800296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent{ 2801296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (callback == 0) { 2802296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent ALOGW("%s adding NULL callback!", __FUNCTION__); 2803296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return BAD_VALUE; 2804296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2805296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent AutoMutex lock(mLock); 2806ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent if (mDeviceCallback.unsafe_get() == callback.get()) { 2807296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent ALOGW("%s adding same callback!", __FUNCTION__); 2808296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return INVALID_OPERATION; 2809296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2810296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent status_t status = NO_ERROR; 2811296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mOutput != AUDIO_IO_HANDLE_NONE) { 2812296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mDeviceCallback != 0) { 2813296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent ALOGW("%s callback already present!", __FUNCTION__); 2814ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent AudioSystem::removeAudioDeviceCallback(this, mOutput); 2815296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2816ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent status = AudioSystem::addAudioDeviceCallback(this, mOutput); 2817296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2818296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent mDeviceCallback = callback; 2819296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return status; 2820296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent} 2821296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent 2822296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurentstatus_t AudioTrack::removeAudioDeviceCallback( 2823296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent const sp<AudioSystem::AudioDeviceCallback>& callback) 2824296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent{ 2825296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (callback == 0) { 2826296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent ALOGW("%s removing NULL callback!", __FUNCTION__); 2827296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return BAD_VALUE; 2828296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2829296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent AutoMutex lock(mLock); 2830ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent if (mDeviceCallback.unsafe_get() != callback.get()) { 2831296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent ALOGW("%s removing different callback!", __FUNCTION__); 2832296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return INVALID_OPERATION; 2833296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2834ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent mDeviceCallback.clear(); 2835296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mOutput != AUDIO_IO_HANDLE_NONE) { 2836ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent AudioSystem::removeAudioDeviceCallback(this, mOutput); 2837296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2838296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return NO_ERROR; 2839296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent} 2840296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent 2841ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent 2842ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurentvoid AudioTrack::onAudioDeviceUpdate(audio_io_handle_t audioIo, 2843ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent audio_port_handle_t deviceId) 2844ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent{ 2845ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent sp<AudioSystem::AudioDeviceCallback> callback; 2846ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent { 2847ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent AutoMutex lock(mLock); 2848ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent if (audioIo != mOutput) { 2849ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent return; 2850ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent } 2851ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent callback = mDeviceCallback.promote(); 2852ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent // only update device if the track is active as route changes due to other use cases are 2853ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent // irrelevant for this client 2854ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent if (mState == STATE_ACTIVE) { 2855ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent mRoutedDeviceId = deviceId; 2856ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent } 2857ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent } 2858ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent if (callback.get() != nullptr) { 2859ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent callback->onAudioDeviceUpdate(mOutput, mRoutedDeviceId); 2860ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent } 2861ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent} 2862ad2e7b902c0432a0db40906a4b1f5b693ce439ddEric Laurent 2863e13f8a603867280de9b02ce4839202a182556416Andy Hungstatus_t AudioTrack::pendingDuration(int32_t *msec, ExtendedTimestamp::Location location) 2864e13f8a603867280de9b02ce4839202a182556416Andy Hung{ 2865e13f8a603867280de9b02ce4839202a182556416Andy Hung if (msec == nullptr || 2866e13f8a603867280de9b02ce4839202a182556416Andy Hung (location != ExtendedTimestamp::LOCATION_SERVER 2867e13f8a603867280de9b02ce4839202a182556416Andy Hung && location != ExtendedTimestamp::LOCATION_KERNEL)) { 2868e13f8a603867280de9b02ce4839202a182556416Andy Hung return BAD_VALUE; 2869e13f8a603867280de9b02ce4839202a182556416Andy Hung } 2870e13f8a603867280de9b02ce4839202a182556416Andy Hung AutoMutex lock(mLock); 2871e13f8a603867280de9b02ce4839202a182556416Andy Hung // inclusive of offloaded and direct tracks. 2872e13f8a603867280de9b02ce4839202a182556416Andy Hung // 2873e13f8a603867280de9b02ce4839202a182556416Andy Hung // It is possible, but not enabled, to allow duration computation for non-pcm 2874e13f8a603867280de9b02ce4839202a182556416Andy Hung // audio_has_proportional_frames() formats because currently they have 2875e13f8a603867280de9b02ce4839202a182556416Andy Hung // the drain rate equivalent to the pcm sample rate * framesize. 2876e13f8a603867280de9b02ce4839202a182556416Andy Hung if (!isPurePcmData_l()) { 2877e13f8a603867280de9b02ce4839202a182556416Andy Hung return INVALID_OPERATION; 2878e13f8a603867280de9b02ce4839202a182556416Andy Hung } 2879e13f8a603867280de9b02ce4839202a182556416Andy Hung ExtendedTimestamp ets; 2880e13f8a603867280de9b02ce4839202a182556416Andy Hung if (getTimestamp_l(&ets) == OK 2881e13f8a603867280de9b02ce4839202a182556416Andy Hung && ets.mTimeNs[location] > 0) { 2882e13f8a603867280de9b02ce4839202a182556416Andy Hung int64_t diff = ets.mPosition[ExtendedTimestamp::LOCATION_CLIENT] 2883e13f8a603867280de9b02ce4839202a182556416Andy Hung - ets.mPosition[location]; 2884e13f8a603867280de9b02ce4839202a182556416Andy Hung if (diff < 0) { 2885e13f8a603867280de9b02ce4839202a182556416Andy Hung *msec = 0; 2886e13f8a603867280de9b02ce4839202a182556416Andy Hung } else { 2887e13f8a603867280de9b02ce4839202a182556416Andy Hung // ms is the playback time by frames 2888e13f8a603867280de9b02ce4839202a182556416Andy Hung int64_t ms = (int64_t)((double)diff * 1000 / 2889e13f8a603867280de9b02ce4839202a182556416Andy Hung ((double)mSampleRate * mPlaybackRate.mSpeed)); 2890e13f8a603867280de9b02ce4839202a182556416Andy Hung // clockdiff is the timestamp age (negative) 2891e13f8a603867280de9b02ce4839202a182556416Andy Hung int64_t clockdiff = (mState != STATE_ACTIVE) ? 0 : 2892e13f8a603867280de9b02ce4839202a182556416Andy Hung ets.mTimeNs[location] 2893e13f8a603867280de9b02ce4839202a182556416Andy Hung + ets.mTimebaseOffset[ExtendedTimestamp::TIMEBASE_MONOTONIC] 2894e13f8a603867280de9b02ce4839202a182556416Andy Hung - systemTime(SYSTEM_TIME_MONOTONIC); 2895e13f8a603867280de9b02ce4839202a182556416Andy Hung 2896e13f8a603867280de9b02ce4839202a182556416Andy Hung //ALOGV("ms: %lld clockdiff: %lld", (long long)ms, (long long)clockdiff); 2897e13f8a603867280de9b02ce4839202a182556416Andy Hung static const int NANOS_PER_MILLIS = 1000000; 2898e13f8a603867280de9b02ce4839202a182556416Andy Hung *msec = (int32_t)(ms + clockdiff / NANOS_PER_MILLIS); 2899e13f8a603867280de9b02ce4839202a182556416Andy Hung } 2900e13f8a603867280de9b02ce4839202a182556416Andy Hung return NO_ERROR; 2901e13f8a603867280de9b02ce4839202a182556416Andy Hung } 2902e13f8a603867280de9b02ce4839202a182556416Andy Hung if (location != ExtendedTimestamp::LOCATION_SERVER) { 2903e13f8a603867280de9b02ce4839202a182556416Andy Hung return INVALID_OPERATION; // LOCATION_KERNEL is not available 2904e13f8a603867280de9b02ce4839202a182556416Andy Hung } 2905e13f8a603867280de9b02ce4839202a182556416Andy Hung // use server position directly (offloaded and direct arrive here) 2906e13f8a603867280de9b02ce4839202a182556416Andy Hung updateAndGetPosition_l(); 2907e13f8a603867280de9b02ce4839202a182556416Andy Hung int32_t diff = (Modulo<uint32_t>(mFramesWritten) - mPosition).signedValue(); 2908e13f8a603867280de9b02ce4839202a182556416Andy Hung *msec = (diff <= 0) ? 0 2909e13f8a603867280de9b02ce4839202a182556416Andy Hung : (int32_t)((double)diff * 1000 / ((double)mSampleRate * mPlaybackRate.mSpeed)); 2910e13f8a603867280de9b02ce4839202a182556416Andy Hung return NO_ERROR; 2911e13f8a603867280de9b02ce4839202a182556416Andy Hung} 2912e13f8a603867280de9b02ce4839202a182556416Andy Hung 291365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hungbool AudioTrack::hasStarted() 291465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung{ 291565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung AutoMutex lock(mLock); 291665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung switch (mState) { 291765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_STOPPED: 291865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (isOffloadedOrDirect_l()) { 291965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // check if we have started in the past to return true. 2920ffa3695a012d22c6c81cf311232c5c84c06f9219Andy Hung return mStartFromZeroUs > 0; 292165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 292265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // A normal audio track may still be draining, so 292365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // check if stream has ended. This covers fasttrack position 292465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // instability and start/stop without any data written. 292565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (mProxy->getStreamEndDone()) { 292665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung return true; 292765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 292865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // fall through 292965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_ACTIVE: 293065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_STOPPING: 293165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung break; 293265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_PAUSED: 293365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_PAUSED_STOPPING: 293465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_FLUSHED: 293565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung return false; // we're not active 293665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung default: 293765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung LOG_ALWAYS_FATAL("Invalid mState in hasStarted(): %d", mState); 293865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung break; 293965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 294065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung 294165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // wait indicates whether we need to wait for a timestamp. 294265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // This is conservatively figured - if we encounter an unexpected error 294365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // then we will not wait. 294465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung bool wait = false; 294565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (isOffloadedOrDirect_l()) { 294665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung AudioTimestamp ts; 294765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung status_t status = getTimestamp_l(ts); 294865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (status == WOULD_BLOCK) { 294965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung wait = true; 295065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } else if (status == OK) { 295165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung wait = (ts.mPosition == 0 || ts.mPosition == mStartTs.mPosition); 295265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 295365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung ALOGV("hasStarted wait:%d ts:%u start position:%lld", 295465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (int)wait, 295565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung ts.mPosition, 295665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (long long)mStartTs.mPosition); 295765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } else { 295865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung int location = ExtendedTimestamp::LOCATION_SERVER; // for ALOG 295965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung ExtendedTimestamp ets; 296065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung status_t status = getTimestamp_l(&ets); 296165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (status == WOULD_BLOCK) { // no SERVER or KERNEL frame info in ets 296265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung wait = true; 296365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } else if (status == OK) { 296465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung for (location = ExtendedTimestamp::LOCATION_KERNEL; 296565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung location >= ExtendedTimestamp::LOCATION_SERVER; --location) { 296665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (ets.mTimeNs[location] < 0 || mStartEts.mTimeNs[location] < 0) { 296765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung continue; 296865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 296965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung wait = ets.mPosition[location] == 0 297065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung || ets.mPosition[location] == mStartEts.mPosition[location]; 297165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung break; 297265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 297365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 297465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung ALOGV("hasStarted wait:%d ets:%lld start position:%lld", 297565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (int)wait, 297665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (long long)ets.mPosition[location], 297765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (long long)mStartEts.mPosition[location]); 297865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 297965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung return !wait; 298065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung} 298165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung 29829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten// ========================================================================= 29839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 29847c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastenvoid AudioTrack::DeathNotifier::binderDied(const wp<IBinder>& who __unused) 29859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 29869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrack> audioTrack = mAudioTrack.promote(); 29879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (audioTrack != 0) { 29889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(audioTrack->mLock); 29899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioTrack->mProxy->binderDied(); 29909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 29919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 29929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 299389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ========================================================================= 299489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 299589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrackThread::AudioTrackThread(AudioTrack& receiver, bool bCanCallJava) 2996598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten : Thread(bCanCallJava), mReceiver(receiver), mPaused(true), mPausedInt(false), mPausedNs(0LL), 2997598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt(false) 29983acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 29993acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 30003acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 30013acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn KastenAudioTrack::AudioTrackThread::~AudioTrackThread() 300289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 300389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 300489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 300589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioTrack::AudioTrackThread::threadLoop() 300689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 30073acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten { 30083acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 30093acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten if (mPaused) { 301075f79038715b4b1cf28e0457abfa84ccd17bb57eGlenn Kasten // TODO check return value and handle or log 30113acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mMyCond.wait(mMyLock); 30123acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // caller will check for exitPending() 30133acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten return true; 30143acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 3015598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten if (mIgnoreNextPausedInt) { 3016598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt = false; 3017598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mPausedInt = false; 3018598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten } 30195a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten if (mPausedInt) { 302047d5517331f41f8583f4e47752132de96e14a96fGlenn Kasten // TODO use futex instead of condition, for event flag "or" 30215a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten if (mPausedNs > 0) { 302275f79038715b4b1cf28e0457abfa84ccd17bb57eGlenn Kasten // TODO check return value and handle or log 30235a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten (void) mMyCond.waitRelative(mMyLock, mPausedNs); 30245a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } else { 302575f79038715b4b1cf28e0457abfa84ccd17bb57eGlenn Kasten // TODO check return value and handle or log 30265a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mMyCond.wait(mMyLock); 30275a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } 30289d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent mPausedInt = false; 30295a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten return true; 30305a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } 30313acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 30327985dcb06e0c29d5cc12d0c0e17e03d5d863cf53Eric Laurent if (exitPending()) { 30337985dcb06e0c29d5cc12d0c0e17e03d5d863cf53Eric Laurent return false; 30347985dcb06e0c29d5cc12d0c0e17e03d5d863cf53Eric Laurent } 30357c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kasten nsecs_t ns = mReceiver.processAudioBuffer(); 30369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten switch (ns) { 30379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case 0: 30389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 30399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case NS_INACTIVE: 30405a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten pauseInternal(); 30419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 30429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case NS_NEVER: 30439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return false; 30445a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten case NS_WHENEVER: 30453c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung // Event driven: call wake() when callback notifications conditions change. 30463c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung ns = INT64_MAX; 30475a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten // fall through 30489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten default: 304934fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn LOG_ALWAYS_FATAL_IF(ns < 0, "processAudioBuffer() returned %" PRId64, ns); 30505a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten pauseInternal(ns); 30519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 3052ca8b28013c0558a4a3323a1a0f58520277200086Glenn Kasten } 305389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 305489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 30553acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::requestExit() 30563acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 30573acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // must be in this order to avoid a race condition 30583acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten Thread::requestExit(); 3059598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten resume(); 30603acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 30613acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 30623acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::pause() 30633acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 30643acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 30653acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mPaused = true; 30663acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 30673acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 30683acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::resume() 30693acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 30703acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 3071598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt = true; 30729d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent if (mPaused || mPausedInt) { 30733acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mPaused = false; 30749d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent mPausedInt = false; 30753acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mMyCond.signal(); 30763acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 30773acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 30783acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 30793c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hungvoid AudioTrack::AudioTrackThread::wake() 30803c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung{ 30813c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung AutoMutex _l(mMyLock); 3082a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung if (!mPaused) { 3083a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung // wake() might be called while servicing a callback - ignore the next 3084a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung // pause time and call processAudioBuffer. 30853c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung mIgnoreNextPausedInt = true; 3086a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung if (mPausedInt && mPausedNs > 0) { 3087a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung // audio track is active and internally paused with timeout. 3088a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung mPausedInt = false; 3089a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung mMyCond.signal(); 3090a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung } 30913c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung } 30923c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung} 30933c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung 30945a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kastenvoid AudioTrack::AudioTrackThread::pauseInternal(nsecs_t ns) 30955a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten{ 30965a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten AutoMutex _l(mMyLock); 30975a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mPausedInt = true; 30985a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mPausedNs = ns; 30995a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten} 31005a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten 310140bc906252974d0b389ae4a147232d0c9a97193fGlenn Kasten} // namespace android 3102