AudioTrack.cpp revision 9ae8c597d9a0c8cedc4047fc4716d7361453f6ab
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 259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#include <audio_utils/primitives.h> 269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#include <binder/IPCThreadState.h> 2789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <media/AudioTrack.h> 2889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <utils/Log.h> 299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#include <private/media/AudioTrackShared.h> 301ab85ec401801ef9a9184650d0f5a1639b45eeb9Glenn Kasten#include <media/IAudioFlinger.h> 31e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent#include <media/AudioPolicyHelper.h> 32cd04484f4837b8ca0041d118286ab6a98e84fc75Andy Hung#include <media/AudioResamplerPublic.h> 33fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin 34b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald#define WAIT_PERIOD_MS 10 35b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald#define WAIT_STREAM_END_TIMEOUT_SEC 120 3653c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hungstatic const int kMaxLoopCountNotifications = 32; 37511754b5839fd9b09fc56b89ae007fbc39084a33Glenn Kasten 3889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectnamespace android { 3933005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh// --------------------------------------------------------------------------- 4033005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 41a7f03353d5f172016f324e2a01f301cca6794152Andy Hung// TODO: Move to a separate .h 42a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 434ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hungtemplate <typename T> 44a7f03353d5f172016f324e2a01f301cca6794152Andy Hungstatic inline const T &min(const T &x, const T &y) { 454ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung return x < y ? x : y; 464ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung} 474ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung 48a7f03353d5f172016f324e2a01f301cca6794152Andy Hungtemplate <typename T> 49a7f03353d5f172016f324e2a01f301cca6794152Andy Hungstatic inline const T &max(const T &x, const T &y) { 50a7f03353d5f172016f324e2a01f301cca6794152Andy Hung return x > y ? x : y; 51a7f03353d5f172016f324e2a01f301cca6794152Andy Hung} 52a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 535d313803bdd61d59f28e518e7a793f33832f1901Andy Hungstatic const int32_t NANOS_PER_SECOND = 1000000000; 545d313803bdd61d59f28e518e7a793f33832f1901Andy Hung 55a7f03353d5f172016f324e2a01f301cca6794152Andy Hungstatic inline nsecs_t framesToNanoseconds(ssize_t frames, uint32_t sampleRate, float speed) 56a7f03353d5f172016f324e2a01f301cca6794152Andy Hung{ 57a7f03353d5f172016f324e2a01f301cca6794152Andy Hung return ((double)frames * 1000000000) / ((double)sampleRate * speed); 58a7f03353d5f172016f324e2a01f301cca6794152Andy Hung} 59a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 607f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hungstatic int64_t convertTimespecToUs(const struct timespec &tv) 617f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung{ 627f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return tv.tv_sec * 1000000ll + tv.tv_nsec / 1000; 637f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung} 647f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 655d313803bdd61d59f28e518e7a793f33832f1901Andy Hungstatic inline nsecs_t convertTimespecToNs(const struct timespec &tv) 665d313803bdd61d59f28e518e7a793f33832f1901Andy Hung{ 675d313803bdd61d59f28e518e7a793f33832f1901Andy Hung return tv.tv_sec * (long long)NANOS_PER_SECOND + tv.tv_nsec; 685d313803bdd61d59f28e518e7a793f33832f1901Andy Hung} 695d313803bdd61d59f28e518e7a793f33832f1901Andy Hung 707f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung// current monotonic time in microseconds. 717f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hungstatic int64_t getNowUs() 727f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung{ 737f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung struct timespec tv; 747f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung (void) clock_gettime(CLOCK_MONOTONIC, &tv); 757f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return convertTimespecToUs(tv); 767f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung} 777f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 7826145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung// FIXME: we don't use the pitch setting in the time stretcher (not working); 7926145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung// instead we emulate it using our sample rate converter. 8026145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hungstatic const bool kFixPitch = true; // enable pitch fix 8126145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hungstatic inline uint32_t adjustSampleRate(uint32_t sampleRate, float pitch) 8226145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung{ 8326145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung return kFixPitch ? (sampleRate * pitch + 0.5) : sampleRate; 8426145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung} 8526145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung 8626145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hungstatic inline float adjustSpeed(float speed, float pitch) 8726145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung{ 886c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia return kFixPitch ? speed / max(pitch, AUDIO_TIMESTRETCH_PITCH_MIN_DELTA) : speed; 8926145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung} 9026145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung 9126145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hungstatic inline float adjustPitch(float pitch) 9226145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung{ 9326145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung return kFixPitch ? AUDIO_TIMESTRETCH_PITCH_NORMAL : pitch; 9426145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung} 9526145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung 968edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung// Must match similar computation in createTrack_l in Threads.cpp. 978edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung// TODO: Move to a common library 988edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hungstatic size_t calculateMinFrameCount( 998edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung uint32_t afLatencyMs, uint32_t afFrameCount, uint32_t afSampleRate, 100ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten uint32_t sampleRate, float speed /*, uint32_t notificationsPerBufferReq*/) 1018edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung{ 1028edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // Ensure that buffer depth covers at least audio hardware latency 1038edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung uint32_t minBufCount = afLatencyMs / ((1000 * afFrameCount) / afSampleRate); 1048edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung if (minBufCount < 2) { 1058edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung minBufCount = 2; 1068edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 107ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten#if 0 108ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // The notificationsPerBufferReq parameter is not yet used for non-fast tracks, 109ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // but keeping the code here to make it easier to add later. 110ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (minBufCount < notificationsPerBufferReq) { 111ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten minBufCount = notificationsPerBufferReq; 112ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 113ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten#endif 1148edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung ALOGV("calculateMinFrameCount afLatency %u afFrameCount %u afSampleRate %u " 115ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten "sampleRate %u speed %f minBufCount: %u" /*" notificationsPerBufferReq %u"*/, 116ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten afLatencyMs, afFrameCount, afSampleRate, sampleRate, speed, minBufCount 117ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten /*, notificationsPerBufferReq*/); 1188edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return minBufCount * sourceFramesNeededWithTimestretch( 1198edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung sampleRate, afFrameCount, afSampleRate, speed); 1208edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung} 1218edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung 12233005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh// static 12333005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yehstatus_t AudioTrack::getMinFrameCount( 124e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten size_t* frameCount, 125fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 12633005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh uint32_t sampleRate) 12733005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh{ 128d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (frameCount == NULL) { 129d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 130d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 13104cd0186305e2b59d23c9147787046c6662029ccGlenn Kasten 1320e48d25606c82def035ad10a5b3923767a765cddAndy Hung // FIXME handle in server, like createTrack_l(), possible missing info: 133e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_io_handle_t output 134e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_format_t format 135e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_channel_mask_t channelMask 1360e48d25606c82def035ad10a5b3923767a765cddAndy Hung // audio_output_flags_t flags (FAST) 1373b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kasten uint32_t afSampleRate; 13866a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status_t status; 13966a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputSamplingRate(&afSampleRate, streamType); 14066a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 14170c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output sample rate for stream type %d; status %d", 14270c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 14366a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 14433005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 145e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten size_t afFrameCount; 14666a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputFrameCount(&afFrameCount, streamType); 14766a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 14870c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output frame count for stream type %d; status %d", 14970c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 15066a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 15133005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 15233005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh uint32_t afLatency; 15366a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputLatency(&afLatency, streamType); 15466a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 15570c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output latency for stream type %d; status %d", 15670c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 15766a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 15833005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 15933005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 1608edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // When called from createTrack, speed is 1.0f (normal speed). 1618edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // This is rechecked again on setting playback rate (TODO: on setting sample rate, too). 162ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten *frameCount = calculateMinFrameCount(afLatency, afFrameCount, afSampleRate, sampleRate, 1.0f 163ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten /*, 0 notificationsPerBufferReq*/); 16433005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 1650e48d25606c82def035ad10a5b3923767a765cddAndy Hung // The formula above should always produce a non-zero value under normal circumstances: 1660e48d25606c82def035ad10a5b3923767a765cddAndy Hung // AudioTrack.SAMPLE_RATE_HZ_MIN <= sampleRate <= AudioTrack.SAMPLE_RATE_HZ_MAX. 1670e48d25606c82def035ad10a5b3923767a765cddAndy Hung // Return error in the unlikely event that it does not, as that's part of the API contract. 16866a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (*frameCount == 0) { 1690e48d25606c82def035ad10a5b3923767a765cddAndy Hung ALOGE("AudioTrack::getMinFrameCount failed for streamType %d, sampleRate %u", 17066a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten streamType, sampleRate); 17166a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return BAD_VALUE; 17266a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten } 1738edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung ALOGV("getMinFrameCount=%zu: afFrameCount=%zu, afSampleRate=%u, afLatency=%u", 1748edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung *frameCount, afFrameCount, afSampleRate, afLatency); 17533005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh return NO_ERROR; 17633005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh} 17789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// --------------------------------------------------------------------------- 17989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrack() 181879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 1829b3359feabbf138bb965da5173434da78bfe0929Haynes Mathew George mState(STATE_STOPPED), 1834ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 1847064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 185aa9811945f575614b3482d09e4d969792701cebbPaul McLean mPausedPosition(0), 18620b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent mSelectedDeviceId(AUDIO_PORT_HANDLE_NONE), 1879ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent mRoutedDeviceId(AUDIO_PORT_HANDLE_NONE), 18820b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent mPortId(AUDIO_PORT_HANDLE_NONE) 18989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 190faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_UNKNOWN; 191faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_UNKNOWN; 192faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.flags = 0x0; 193faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi strcpy(mAttributes.tags, ""); 19489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 19589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 19689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrack( 197fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 19889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 199e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 20028b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 201bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten size_t frameCount, 2020ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 20389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 20489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 205ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten int32_t notificationFrames, 206d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 207ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 208462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 2091f12a8ad958344c50733b948628ffa06db9c5bc6Andy Hung uid_t uid, 210d9d7fa0873796ac661c44a7fcd6ad5ff697ff01fJean-Michel Trivi pid_t pid, 211faeb0f291330134dc4468359a36e099aae508449Ronghua Wu const audio_attributes_t* pAttributes, 212ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung bool doNotReconnect, 213ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung float maxRequiredSpeed) 214879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 2159b3359feabbf138bb965da5173434da78bfe0929Haynes Mathew George mState(STATE_STOPPED), 2164ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 2177064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 218aa9811945f575614b3482d09e4d969792701cebbPaul McLean mPausedPosition(0), 21920b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent mSelectedDeviceId(AUDIO_PORT_HANDLE_NONE), 22020b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent mPortId(AUDIO_PORT_HANDLE_NONE) 22189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 2220d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi mStatus = set(streamType, sampleRate, format, channelMask, 223a514bdb58b5de4986679f72b7204b4764f7a2778Eric Laurent frameCount, flags, cbf, user, notificationFrames, 224462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen 0 /*sharedBuffer*/, false /*threadCanCallJava*/, sessionId, transferType, 225ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung offloadInfo, uid, pid, pAttributes, doNotReconnect, maxRequiredSpeed); 22689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 22789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 228c813985abd8ba61e999b3505f6a332574f87a1beAndreas HuberAudioTrack::AudioTrack( 229fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 23089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 231e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 23228b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 23389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const sp<IMemory>& sharedBuffer, 2340ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 23589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 23689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 237ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten int32_t notificationFrames, 238d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 239ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 240462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 2411f12a8ad958344c50733b948628ffa06db9c5bc6Andy Hung uid_t uid, 242d9d7fa0873796ac661c44a7fcd6ad5ff697ff01fJean-Michel Trivi pid_t pid, 243faeb0f291330134dc4468359a36e099aae508449Ronghua Wu const audio_attributes_t* pAttributes, 244ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung bool doNotReconnect, 245ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung float maxRequiredSpeed) 246879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 2479b3359feabbf138bb965da5173434da78bfe0929Haynes Mathew George mState(STATE_STOPPED), 2484ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 2497064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 250aa9811945f575614b3482d09e4d969792701cebbPaul McLean mPausedPosition(0), 25120b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent mSelectedDeviceId(AUDIO_PORT_HANDLE_NONE), 25220b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent mPortId(AUDIO_PORT_HANDLE_NONE) 25389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 2540d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi mStatus = set(streamType, sampleRate, format, channelMask, 25517a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten 0 /*frameCount*/, flags, cbf, user, notificationFrames, 256d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen sharedBuffer, false /*threadCanCallJava*/, sessionId, transferType, offloadInfo, 257ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung uid, pid, pAttributes, doNotReconnect, maxRequiredSpeed); 25889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 25989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 26089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::~AudioTrack() 26189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 26289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mStatus == NO_ERROR) { 26389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Make sure that callback function exits in the case where 26489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // it is looping on buffer full condition in obtainBuffer(). 26589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Otherwise the callback thread will never exit. 26689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project stop(); 26789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mAudioTrackThread != 0) { 268b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mProxy->interrupt(); 2693acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mAudioTrackThread->requestExit(); // see comment in AudioTrack.h 27089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioTrackThread->requestExitAndWait(); 27189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioTrackThread.clear(); 27289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 273296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent // No lock here: worst case we remove a NULL callback which will be a nop 274296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mDeviceCallback != 0 && mOutput != AUDIO_IO_HANDLE_NONE) { 275296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mOutput); 276296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 277f888020c6e2735624f2b2a30e72aca24e17b8b4dMarco Nelissen IInterface::asBinder(mAudioTrack)->unlinkToDeath(mDeathNotifier, this); 27853cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten mAudioTrack.clear(); 2793bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent mCblkMemory.clear(); 2803bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent mSharedBuffer.clear(); 28189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project IPCThreadState::self()->flushCommands(); 2824c36d6f48f4eecacc148317f775f65961a4f03d2Glenn Kasten ALOGV("~AudioTrack, releasing session id %d from %d on behalf of %d", 2834c36d6f48f4eecacc148317f775f65961a4f03d2Glenn Kasten mSessionId, IPCThreadState::self()->getCallingPid(), mClientPid); 284d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen AudioSystem::releaseAudioSessionId(mSessionId, mClientPid); 28589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 28689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 28789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 28889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::set( 289fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 29089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 291e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 29228b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 293bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten size_t frameCount, 2940ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 29589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 29689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 297ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten int32_t notificationFrames, 29889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const sp<IMemory>& sharedBuffer, 299be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent bool threadCanCallJava, 300d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 301ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 302462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 3031f12a8ad958344c50733b948628ffa06db9c5bc6Andy Hung uid_t uid, 304faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi pid_t pid, 305faeb0f291330134dc4468359a36e099aae508449Ronghua Wu const audio_attributes_t* pAttributes, 306ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung bool doNotReconnect, 307ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung float maxRequiredSpeed) 30889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 309bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten ALOGV("set(): streamType %d, sampleRate %u, format %#x, channelMask %#x, frameCount %zu, " 310ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten "flags #%x, notificationFrames %d, sessionId %d, transferType %d, uid %d, pid %d", 311bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten streamType, sampleRate, format, channelMask, frameCount, flags, notificationFrames, 3124c36d6f48f4eecacc148317f775f65961a4f03d2Glenn Kasten sessionId, transferType, uid, pid); 31386f04663032ddaa25110149d709bbf896ad83b02Glenn Kasten 31433ff89ba94a527e4293ee5349da01483252d5c83Phil Burk mThreadCanCallJava = threadCanCallJava; 31533ff89ba94a527e4293ee5349da01483252d5c83Phil Burk 3169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten switch (transferType) { 3179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_DEFAULT: 3189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer != 0) { 3199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_SHARED; 3209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (cbf == NULL || threadCanCallJava) { 3219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_SYNC; 3229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 3239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_CALLBACK; 3249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 3259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 3269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_CALLBACK: 3279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (cbf == NULL || sharedBuffer != 0) { 3289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_CALLBACK but cbf == NULL || sharedBuffer != 0"); 3299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 3309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 3319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 3329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_OBTAIN: 3339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_SYNC: 3349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer != 0) { 3359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_OBTAIN but sharedBuffer != 0"); 3369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 3379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 3389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 3399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_SHARED: 3409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer == 0) { 3419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_SHARED but sharedBuffer == 0"); 3429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 3439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 3449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 3459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten default: 3469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Invalid transfer type %d", transferType); 3479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 3489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 349dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten mSharedBuffer = sharedBuffer; 3509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mTransfer = transferType; 351faeb0f291330134dc4468359a36e099aae508449Ronghua Wu mDoNotReconnect = doNotReconnect; 3529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 35397c9f4fd7bc31e2968d816402659ba1c64f10b42Eric Laurent ALOGV_IF(sharedBuffer != 0, "sharedBuffer: %p, size: %zu", sharedBuffer->pointer(), 35485ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten sharedBuffer->size()); 35589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 35634fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("set() streamType %d frameCount %zu flags %04x", streamType, frameCount, flags); 3571a9ed11a472493cac7f6dfcbfac2064526a493edEric Laurent 35853cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten // invariant that mAudioTrack != 0 is true only after set() returns successfully 3591dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent if (mAudioTrack != 0) { 36029357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Track already in use"); 36189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return INVALID_OPERATION; 36289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 36389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 36489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // handle default values first. 365e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent if (streamType == AUDIO_STREAM_DEFAULT) { 366fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin streamType = AUDIO_STREAM_MUSIC; 36789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 368faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if (pAttributes == NULL) { 369223fd5c9738e9665e495904d37d4632414b68c1eEric Laurent if (uint32_t(streamType) >= AUDIO_STREAM_PUBLIC_CNT) { 370faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGE("Invalid stream type %d", streamType); 371faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return BAD_VALUE; 372faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 373faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = streamType; 374e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent 375faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } else { 376faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // stream type shouldn't be looked at, this track has audio attributes 377faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi memcpy(&mAttributes, pAttributes, sizeof(audio_attributes_t)); 378faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGV("Building AudioTrack with attributes: usage=%d content=%d flags=0x%x tags=[%s]", 379faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage, mAttributes.content_type, mAttributes.flags, mAttributes.tags); 380e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent mStreamType = AUDIO_STREAM_DEFAULT; 381c6bd5db9d9cf4bba1649b5b7ddea2d23f5de23a9Eric Laurent if ((mAttributes.flags & AUDIO_FLAG_HW_AV_SYNC) != 0) { 382c6bd5db9d9cf4bba1649b5b7ddea2d23f5de23a9Eric Laurent flags = (audio_output_flags_t)(flags | AUDIO_OUTPUT_FLAG_HW_AV_SYNC); 383c6bd5db9d9cf4bba1649b5b7ddea2d23f5de23a9Eric Laurent } 38433ff89ba94a527e4293ee5349da01483252d5c83Phil Burk if ((mAttributes.flags & AUDIO_FLAG_LOW_LATENCY) != 0) { 38533ff89ba94a527e4293ee5349da01483252d5c83Phil Burk flags = (audio_output_flags_t) (flags | AUDIO_OUTPUT_FLAG_FAST); 38633ff89ba94a527e4293ee5349da01483252d5c83Phil Burk } 387fff204c192f7e16c635a79f6a85786afb8522a3dAndy Hung // check deep buffer after flags have been modified above 388fff204c192f7e16c635a79f6a85786afb8522a3dAndy Hung if (flags == AUDIO_OUTPUT_FLAG_NONE && (mAttributes.flags & AUDIO_FLAG_DEEP_BUFFER) != 0) { 389fff204c192f7e16c635a79f6a85786afb8522a3dAndy Hung flags = AUDIO_OUTPUT_FLAG_DEEP_BUFFER; 390fff204c192f7e16c635a79f6a85786afb8522a3dAndy Hung } 391dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten } 392ea7939a079b3600cab955760839b021326f8cfc3Glenn Kasten 39389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // these below should probably come from the audioFlinger too... 394e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten if (format == AUDIO_FORMAT_DEFAULT) { 395fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin format = AUDIO_FORMAT_PCM_16_BIT; 396fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk } else if (format == AUDIO_FORMAT_IEC61937) { // HDMI pass-through? 397fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk mAttributes.flags |= AUDIO_OUTPUT_FLAG_IEC958_NONAUDIO; 39889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 39989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 40089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // validate parameters 401fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin if (!audio_is_valid_format(format)) { 402cac3daa6332bf6d1f7d26adc4a9915f3d7992dd9Glenn Kasten ALOGE("Invalid format %#x", format); 40389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 40489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 405dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten mFormat = format; 406c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 4078ba90326d683b035d99e24db669093e4602a7149Glenn Kasten if (!audio_is_output_channel(channelMask)) { 4088ba90326d683b035d99e24db669093e4602a7149Glenn Kasten ALOGE("Invalid channel mask %#x", channelMask); 4098ba90326d683b035d99e24db669093e4602a7149Glenn Kasten return BAD_VALUE; 4108ba90326d683b035d99e24db669093e4602a7149Glenn Kasten } 411e3247bf8dd4f8fa8dfa3a108260241ae4a967569Glenn Kasten mChannelMask = channelMask; 412e541269be94f3a1072932d51537905b120ef4733Andy Hung uint32_t channelCount = audio_channel_count_from_out_mask(channelMask); 413e3247bf8dd4f8fa8dfa3a108260241ae4a967569Glenn Kasten mChannelCount = channelCount; 4148ba90326d683b035d99e24db669093e4602a7149Glenn Kasten 415c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // force direct flag if format is not linear PCM 416b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // or offload was requested 417b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if ((flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) 418b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald || !audio_is_linear_pcm(format)) { 419b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGV( (flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) 420b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ? "Offload request, forcing to Direct Output" 421b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald : "Not linear PCM, forcing to Direct Output"); 4220ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent flags = (audio_output_flags_t) 4233acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // FIXME why can't we allow direct AND fast? 4240ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent ((flags | AUDIO_OUTPUT_FLAG_DIRECT) & ~AUDIO_OUTPUT_FLAG_FAST); 425c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 426c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 427d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent // force direct flag if HW A/V sync requested 428d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent if ((flags & AUDIO_OUTPUT_FLAG_HW_AV_SYNC) != 0) { 429d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent flags = (audio_output_flags_t)(flags | AUDIO_OUTPUT_FLAG_DIRECT); 430d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent } 431d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent 432b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten if (flags & AUDIO_OUTPUT_FLAG_DIRECT) { 433fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk if (audio_has_proportional_frames(format)) { 434b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = channelCount * audio_bytes_per_sample(format); 435b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten } else { 436b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = sizeof(uint8_t); 437b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten } 438e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten } else { 439fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk ALOG_ASSERT(audio_has_proportional_frames(format)); 440b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = channelCount * audio_bytes_per_sample(format); 441b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten // createTrack will return an error if PCM format is not supported by server, 442b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten // so no need to check for specific PCM formats here 443e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten } 444e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 4450d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent // sampling rate must be specified for direct outputs 4460d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent if (sampleRate == 0 && (flags & AUDIO_OUTPUT_FLAG_DIRECT) != 0) { 4470d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent return BAD_VALUE; 4480d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent } 4490d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent mSampleRate = sampleRate; 4503a474aa67fc31505740526dd249d96204c08bf79Lajos Molnar mOriginalSampleRate = sampleRate; 4515a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia mPlaybackRate = AUDIO_PLAYBACK_RATE_DEFAULT; 452ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung // 1.0 <= mMaxRequiredSpeed <= AUDIO_TIMESTRETCH_SPEED_MAX 453ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung mMaxRequiredSpeed = min(max(maxRequiredSpeed, 1.0f), AUDIO_TIMESTRETCH_SPEED_MAX); 4540d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent 455b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // Make copy of input parameter offloadInfo so that in the future: 456b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // (a) createTrack_l doesn't need it as an input parameter 457b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // (b) we can support re-creation of offloaded tracks 458b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten if (offloadInfo != NULL) { 459b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfoCopy = *offloadInfo; 460b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfo = &mOffloadInfoCopy; 461b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten } else { 462b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfo = NULL; 46320b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent memset(&mOffloadInfoCopy, 0, sizeof(audio_offload_info_t)); 464b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten } 465b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten 46666e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_LEFT] = 1.0f; 46766e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_RIGHT] = 1.0f; 46805632a5fa4b88ca474294887fc92a9fcdf0e2352Glenn Kasten mSendLevel = 0.0f; 469396fabdb6efcdac5aea3d9f559d1beedf6a4cedcGlenn Kasten // mFrameCount is initialized in createTrack_l 470b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mReqFrameCount = frameCount; 471ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (notificationFrames >= 0) { 472ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten mNotificationFramesReq = notificationFrames; 473ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten mNotificationsPerBufferReq = 0; 474ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } else { 475ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (!(flags & AUDIO_OUTPUT_FLAG_FAST)) { 476ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten ALOGE("notificationFrames=%d not permitted for non-fast track", 477ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten notificationFrames); 478ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten return BAD_VALUE; 479ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 480ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (frameCount > 0) { 481ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten ALOGE("notificationFrames=%d not permitted with non-zero frameCount=%zu", 482ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten notificationFrames, frameCount); 483ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten return BAD_VALUE; 484ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 485ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten mNotificationFramesReq = 0; 486ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten const uint32_t minNotificationsPerBuffer = 1; 487ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten const uint32_t maxNotificationsPerBuffer = 8; 488ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten mNotificationsPerBufferReq = min(maxNotificationsPerBuffer, 489ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten max((uint32_t) -notificationFrames, minNotificationsPerBuffer)); 490ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten ALOGW_IF(mNotificationsPerBufferReq != (uint32_t) -notificationFrames, 491ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten "notificationFrames=%d clamped to the range -%u to -%u", 492ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten notificationFrames, minNotificationsPerBuffer, maxNotificationsPerBuffer); 493ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 4949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNotificationFramesAct = 0; 495caf7f48a0ef558689d39aafd187c1571ff4128b4Eric Laurent if (sessionId == AUDIO_SESSION_ALLOCATE) { 496d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten mSessionId = (audio_session_t) AudioSystem::newAudioUniqueId(AUDIO_UNIQUE_ID_USE_SESSION); 497caf7f48a0ef558689d39aafd187c1571ff4128b4Eric Laurent } else { 498caf7f48a0ef558689d39aafd187c1571ff4128b4Eric Laurent mSessionId = sessionId; 499caf7f48a0ef558689d39aafd187c1571ff4128b4Eric Laurent } 500d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int callingpid = IPCThreadState::self()->getCallingPid(); 501d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int mypid = getpid(); 5021f12a8ad958344c50733b948628ffa06db9c5bc6Andy Hung if (uid == AUDIO_UID_INVALID || (callingpid != mypid)) { 503462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen mClientUid = IPCThreadState::self()->getCallingUid(); 504462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen } else { 505462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen mClientUid = uid; 506462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen } 507d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen if (pid == -1 || (callingpid != mypid)) { 508d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen mClientPid = callingpid; 509d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen } else { 510d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen mClientPid = pid; 511d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen } 5122beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAuxEffectId = 0; 513ae34ed2bcc9fa49a22fe7497327adb689ef27e8dHaynes Mathew George mOrigFlags = mFlags = flags; 5144a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten mCbf = cbf; 515be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 516a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten if (cbf != NULL) { 517896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent mAudioTrackThread = new AudioTrackThread(*this, threadCanCallJava); 518a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten mAudioTrackThread->run("AudioTrack", ANDROID_PRIORITY_AUDIO, 0 /*stack*/); 519bfd318402924414fbde4d31c9d23cc423f10b630Glenn Kasten // thread begins in paused state, and will not reference us until start() 520a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten } 521a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten 52234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent // create the IAudioTrack 5230d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent status_t status = createTrack_l(); 524a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten 52534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (status != NO_ERROR) { 526a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten if (mAudioTrackThread != 0) { 527b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mAudioTrackThread->requestExit(); // see comment in AudioTrack.h 528b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mAudioTrackThread->requestExitAndWait(); 529a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten mAudioTrackThread.clear(); 530a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten } 53189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return status; 53289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 53334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 53489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mStatus = NO_ERROR; 53589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUserData = user; 5364ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopCount = 0; 5374ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopStart = 0; 5384ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopEnd = 0; 53953c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mLoopCountNotified = 0; 54089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = 0; 5412c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 54289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition = 0; 54389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = 0; 544200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mPosition = 0; 545200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mReleased = 0; 5467f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung mStartUs = 0; 547d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen AudioSystem::acquireAudioSessionId(mSessionId, mClientPid); 5489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mSequence = 1; 5499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mObservedSequence = mSequence; 5509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = false; 5511b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestampValid = false; 552c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mTimestampStartupGlitchReported = false; 553c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mRetrogradeMotionReported = false; 554b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung mPreviousLocation = ExtendedTimestamp::LOCATION_INVALID; 55565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung mStartTs.mPosition = 0; 5562812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk mUnderrunCountOffset = 0; 557ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung mFramesWritten = 0; 558ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung mFramesWrittenServerOffset = 0; 559f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung mFramesWrittenAtRestore = -1; // -1 is a unique initializer. 5604ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung mVolumeHandler = new VolumeHandler(); 56189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 56289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 56389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 56489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 56589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 566b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgeraldstatus_t AudioTrack::start() 56789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 568f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 569b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 5709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 571b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 5729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 5731703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 5749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = true; 5752b584244930c9de0e3bc46898a801e9ccb731900Eric Laurent 5769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten State previousState = mState; 577b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (previousState == STATE_PAUSED_STOPPING) { 578b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPING; 579b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 580b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_ACTIVE; 581b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 582200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten (void) updateAndGetPosition_l(); 58365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung 58465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // save start timestamp 58565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (isOffloadedOrDirect_l()) { 58665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (getTimestamp_l(mStartTs) != OK) { 58765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung mStartTs.mPosition = 0; 58865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 58965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } else { 59065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (getTimestamp_l(&mStartEts) != OK) { 59165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung mStartEts.clear(); 59265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 59365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 5949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (previousState == STATE_STOPPED || previousState == STATE_FLUSHED) { 5959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // reset current position as seen by client to 0 596200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mPosition = 0; 5971b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestampValid = false; 598c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mTimestampStartupGlitchReported = false; 599c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mRetrogradeMotionReported = false; 600b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung mPreviousLocation = ExtendedTimestamp::LOCATION_INVALID; 6011b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 60265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (!isOffloadedOrDirect_l() 60365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung && mStartEts.mTimeNs[ExtendedTimestamp::LOCATION_SERVER] > 0) { 604e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // Server side has consumed something, but is it finished consuming? 605e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // It is possible since flush and stop are asynchronous that the server 606e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // is still active at this point. 607e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung ALOGV("start: server read:%lld cumulative flushed:%lld client written:%lld", 608e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung (long long)(mFramesWrittenServerOffset 60965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung + mStartEts.mPosition[ExtendedTimestamp::LOCATION_SERVER]), 61065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (long long)mStartEts.mFlushed, 611e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung (long long)mFramesWritten); 61265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung mFramesWrittenServerOffset = -mStartEts.mPosition[ExtendedTimestamp::LOCATION_SERVER]; 61361be84167c1a11c8a030e00a2b79b2bc4fdf617fAndy Hung } 614e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung mFramesWritten = 0; 615e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung mProxy->clearTimestamp(); // need new server push for valid timestamp 616e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung mMarkerReached = false; 61761be84167c1a11c8a030e00a2b79b2bc4fdf617fAndy Hung 6187f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // For offloaded tracks, we don't know if the hardware counters are really zero here, 6197f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // since the flush is asynchronous and stop may not fully drain. 6207f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // We save the time when the track is started to later verify whether 6217f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // the counters are realistic (i.e. start from zero after this time). 6227f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung mStartUs = getNowUs(); 6237f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 624ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent // force refresh of remaining frames by processAudioBuffer() as last 625ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent // write before stop could be partial. 626ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent mRefreshRemaining = true; 62789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 628200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mNewPosition = mPosition + mUpdatePeriod; 6294be3b831904640ca853845b3ea31f985774047deAndy Hung int32_t flags = android_atomic_and(~(CBLK_STREAM_END_DONE | CBLK_DISABLED), &mCblk->mFlags); 63089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t status = NO_ERROR; 6329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!(flags & CBLK_INVALID)) { 6339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = mAudioTrack->start(); 6349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status == DEAD_OBJECT) { 6359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten flags |= CBLK_INVALID; 63689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 6379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 6389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_INVALID) { 6399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = restoreTrack_l("start"); 6409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 6419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 64279629f0716f04e79064256362be56730077b8c50Andy Hung // resume or pause the callback thread as needed. 64379629f0716f04e79064256362be56730077b8c50Andy Hung sp<AudioTrackThread> t = mAudioTrackThread; 64479629f0716f04e79064256362be56730077b8c50Andy Hung if (status == NO_ERROR) { 64579629f0716f04e79064256362be56730077b8c50Andy Hung if (t != 0) { 64679629f0716f04e79064256362be56730077b8c50Andy Hung if (previousState == STATE_STOPPING) { 64779629f0716f04e79064256362be56730077b8c50Andy Hung mProxy->interrupt(); 64879629f0716f04e79064256362be56730077b8c50Andy Hung } else { 64979629f0716f04e79064256362be56730077b8c50Andy Hung t->resume(); 65079629f0716f04e79064256362be56730077b8c50Andy Hung } 65179629f0716f04e79064256362be56730077b8c50Andy Hung } else { 65279629f0716f04e79064256362be56730077b8c50Andy Hung mPreviousPriority = getpriority(PRIO_PROCESS, 0); 65379629f0716f04e79064256362be56730077b8c50Andy Hung get_sched_policy(0, &mPreviousSchedulingGroup); 65479629f0716f04e79064256362be56730077b8c50Andy Hung androidSetThreadPriority(0, ANDROID_PRIORITY_AUDIO); 65579629f0716f04e79064256362be56730077b8c50Andy Hung } 65639399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung 65739399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung // Start our local VolumeHandler for restoration purposes. 65839399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung mVolumeHandler->setStarted(); 65979629f0716f04e79064256362be56730077b8c50Andy Hung } else { 6609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("start() status %d", status); 6619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = previousState; 66289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 663b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (previousState != STATE_STOPPING) { 664b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald t->pause(); 665b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 66689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else { 667879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten setpriority(PRIO_PROCESS, 0, mPreviousPriority); 668a636433cbd09c0708b85f337ef45c0cdef3bcb4dGlenn Kasten set_sched_policy(0, mPreviousSchedulingGroup); 66989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 67089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 67189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 672b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return status; 6739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 6749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 6759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenvoid AudioTrack::stop() 6769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 6779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 678397edb3377e5775f4df60afb8bf6d4711e5adc0eGlenn Kasten if (mState != STATE_ACTIVE && mState != STATE_PAUSED) { 6799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 6809f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 6819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 68223a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 683b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPING; 684b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 685b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPED; 6862148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung ALOGD_IF(mSharedBuffer == nullptr, 6872148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung "stop() called with %u frames delivered", mReleased.value()); 688c2813e568aa476e03d159529c0af28c99536db8dAndy Hung mReleased = 0; 689b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 690b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 6919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->interrupt(); 6929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->stop(); 69361be84167c1a11c8a030e00a2b79b2bc4fdf617fAndy Hung 69461be84167c1a11c8a030e00a2b79b2bc4fdf617fAndy Hung // Note: legacy handling - stop does not clear playback marker 69561be84167c1a11c8a030e00a2b79b2bc4fdf617fAndy Hung // and periodic update counter, but flush does for streaming tracks. 6969b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung 6979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mSharedBuffer != 0) { 6989b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung // clear buffer position and loop count. 6999b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung mStaticProxy->setBufferPositionAndLoop(0 /* position */, 7009b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung 0 /* loopStart */, 0 /* loopEnd */, 0 /* loopCount */); 7019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 702b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 7039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrackThread> t = mAudioTrackThread; 7049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (t != 0) { 70523a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (!isOffloaded_l()) { 706b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald t->pause(); 707b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 7089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 7099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten setpriority(PRIO_PROCESS, 0, mPreviousPriority); 7109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten set_sched_policy(0, mPreviousSchedulingGroup); 7119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 71289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 71389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 71489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioTrack::stopped() const 71589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 7169a2aaf927e56a4b4acab23ef16b3f133a9f48a63Glenn Kasten AutoMutex lock(mLock); 7179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return mState != STATE_ACTIVE; 71889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 71989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 72089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioTrack::flush() 72189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 7229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mSharedBuffer != 0) { 7239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 7249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 7251703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 7269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE || mState == STATE_FLUSHED) { 7279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 7284bae3649d504d590a546717a8e49f96a30d9a745Glenn Kasten } 7299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten flush_l(); 7301703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 7311703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 7321703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentvoid AudioTrack::flush_l() 7331703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 7349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOG_ASSERT(mState != STATE_ACTIVE); 735c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 7362c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi // clear playback marker and periodic update counter 7372c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerPosition = 0; 7382c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 7392c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mUpdatePeriod = 0; 740b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mRefreshRemaining = true; 741c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 7429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_FLUSHED; 743c2813e568aa476e03d159529c0af28c99536db8dAndy Hung mReleased = 0; 74423a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 745b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mProxy->interrupt(); 746b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 7479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->flush(); 7484bae3649d504d590a546717a8e49f96a30d9a745Glenn Kasten mAudioTrack->flush(); 74989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 75089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 75189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioTrack::pause() 75289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 753f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 754b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (mState == STATE_ACTIVE) { 755b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_PAUSED; 756b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else if (mState == STATE_STOPPING) { 757b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_PAUSED_STOPPING; 758b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 7599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 76089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 7619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->interrupt(); 7629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->pause(); 7637064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George 7643a90f2849d49bf65f2d6257fd6da30ae46d745faMarco Nelissen if (isOffloaded_l()) { 765142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 7667f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // An offload output can be re-used between two audio tracks having 7677f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // the same configuration. A timestamp query for a paused track 7687f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // while the other is running would return an incorrect time. 7697f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // To fix this, cache the playback position on a pause() and return 7707f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // this time when requested until the track is resumed. 7717f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 7727f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // OffloadThread sends HAL pause in its threadLoop. Time saved 7737f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // here can be slightly off. 7747f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 7757f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // TODO: check return code for getRenderPosition. 7767f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 7777064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George uint32_t halFrames; 7787064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George AudioSystem::getRenderPosition(mOutput, &halFrames, &mPausedPosition); 7797064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George ALOGV("AudioTrack::pause for offload, cache current position %u", mPausedPosition); 7807064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 7817064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 78289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 78389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 784be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurentstatus_t AudioTrack::setVolume(float left, float right) 78589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 786c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten // This duplicates a test by AudioTrack JNI, but that is not the only caller 787c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten if (isnanf(left) || left < GAIN_FLOAT_ZERO || left > GAIN_FLOAT_UNITY || 788c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten isnanf(right) || right < GAIN_FLOAT_ZERO || right > GAIN_FLOAT_UNITY) { 789be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return BAD_VALUE; 790be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 791be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 7921703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 79366e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_LEFT] = left; 79466e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_RIGHT] = right; 79589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 796c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten mProxy->setVolumeLR(gain_minifloat_pack(gain_from_float(left), gain_from_float(right))); 797be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 79823a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 79959fe010bcc072597852454a2ec53d7b0a2002a3bEric Laurent mAudioTrack->signal(); 80059fe010bcc072597852454a2ec53d7b0a2002a3bEric Laurent } 801be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return NO_ERROR; 80289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 80389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 804b1c0993b215c5c3eebd1c6bafc22bba23d57a70bGlenn Kastenstatus_t AudioTrack::setVolume(float volume) 80589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 806b1c0993b215c5c3eebd1c6bafc22bba23d57a70bGlenn Kasten return setVolume(volume, volume); 807be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 808be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 8092beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurentstatus_t AudioTrack::setAuxEffectSendLevel(float level) 810be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 811c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten // This duplicates a test by AudioTrack JNI, but that is not the only caller 812c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten if (isnanf(level) || level < GAIN_FLOAT_ZERO || level > GAIN_FLOAT_UNITY) { 813be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return BAD_VALUE; 814be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 815be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 8169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 817be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent mSendLevel = level; 818e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSendLevel(level); 819be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 820be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return NO_ERROR; 821be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 822be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 823a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenvoid AudioTrack::getAuxEffectSendLevel(float* level) const 824be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 825be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent if (level != NULL) { 8269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *level = mSendLevel; 827be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 82889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 82989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8303b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kastenstatus_t AudioTrack::setSampleRate(uint32_t rate) 83189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 8325cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung AutoMutex lock(mLock); 8335cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung if (rate == mSampleRate) { 8345cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung return NO_ERROR; 8355cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung } 836d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (isOffloadedOrDirect_l() || (mFlags & AUDIO_OUTPUT_FLAG_FAST)) { 8374ff14bae91075eb274eb1c2975982358946e7e63John Grossman return INVALID_OPERATION; 8384ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 8390d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent if (mOutput == AUDIO_IO_HANDLE_NONE) { 8400d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent return NO_INIT; 8410d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent } 8425cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung // NOTE: it is theoretically possible, but highly unlikely, that a device change 8435cbb5785a58655e21f5f7805274b8c78b986216bAndy Hung // could mean a previously allowed sampling rate is no longer allowed. 8449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t afSamplingRate; 8450d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent if (AudioSystem::getSamplingRate(mOutput, &afSamplingRate) != NO_ERROR) { 846573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent return NO_INIT; 84789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 84826145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung // pitch is emulated by adjusting speed and sampleRate 8495a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const uint32_t effectiveSampleRate = adjustSampleRate(rate, mPlaybackRate.mPitch); 85026145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung if (rate == 0 || effectiveSampleRate > afSamplingRate * AUDIO_RESAMPLER_DOWN_RATIO_MAX) { 851d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 852d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 8538edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // TODO: Should we also check if the buffer size is compatible? 85489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 855e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mSampleRate = rate; 85626145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung mProxy->setSampleRate(effectiveSampleRate); 857e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 858573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent return NO_ERROR; 85989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 86089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 861a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenuint32_t AudioTrack::getSampleRate() const 86289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 8631703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 8646f59db12a64f4496866952a251122ccb77a36c6bEric Laurent 8656f59db12a64f4496866952a251122ccb77a36c6bEric Laurent // sample rate can be updated during playback by the offloaded decoder so we need to 8666f59db12a64f4496866952a251122ccb77a36c6bEric Laurent // query the HAL and update if needed. 8676f59db12a64f4496866952a251122ccb77a36c6bEric Laurent// FIXME use Proxy return channel to update the rate from server and avoid polling here 868ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect_l()) { 869142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 8706f59db12a64f4496866952a251122ccb77a36c6bEric Laurent uint32_t sampleRate = 0; 871b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi status_t status = AudioSystem::getSamplingRate(mOutput, &sampleRate); 8726f59db12a64f4496866952a251122ccb77a36c6bEric Laurent if (status == NO_ERROR) { 8736f59db12a64f4496866952a251122ccb77a36c6bEric Laurent mSampleRate = sampleRate; 8746f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 8756f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 8766f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 877e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten return mSampleRate; 87889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 87989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8803a474aa67fc31505740526dd249d96204c08bf79Lajos Molnaruint32_t AudioTrack::getOriginalSampleRate() const 8813a474aa67fc31505740526dd249d96204c08bf79Lajos Molnar{ 8823a474aa67fc31505740526dd249d96204c08bf79Lajos Molnar return mOriginalSampleRate; 8833a474aa67fc31505740526dd249d96204c08bf79Lajos Molnar} 8843a474aa67fc31505740526dd249d96204c08bf79Lajos Molnar 8855a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garciastatus_t AudioTrack::setPlaybackRate(const AudioPlaybackRate &playbackRate) 8868edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung{ 8878edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung AutoMutex lock(mLock); 8885a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia if (isAudioPlaybackRateEqual(playbackRate, mPlaybackRate)) { 8898edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return NO_ERROR; 8908edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 891d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (isOffloadedOrDirect_l()) { 8928edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return INVALID_OPERATION; 8938edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 8948edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 8958edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return INVALID_OPERATION; 8968edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 897ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung 898ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung ALOGV("setPlaybackRate (input): mSampleRate:%u mSpeed:%f mPitch:%f", 899ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung mSampleRate, playbackRate.mSpeed, playbackRate.mPitch); 90026145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung // pitch is emulated by adjusting speed and sampleRate 9015a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const uint32_t effectiveRate = adjustSampleRate(mSampleRate, playbackRate.mPitch); 9025a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const float effectiveSpeed = adjustSpeed(playbackRate.mSpeed, playbackRate.mPitch); 9035a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const float effectivePitch = adjustPitch(playbackRate.mPitch); 9046c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia AudioPlaybackRate playbackRateTemp = playbackRate; 9056c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia playbackRateTemp.mSpeed = effectiveSpeed; 9066c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia playbackRateTemp.mPitch = effectivePitch; 9076c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia 908ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung ALOGV("setPlaybackRate (effective): mSampleRate:%u mSpeed:%f mPitch:%f", 909ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung effectiveRate, effectiveSpeed, effectivePitch); 910ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung 9116c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia if (!isAudioPlaybackRateValid(playbackRateTemp)) { 9124e728d4bbc683a50096f052a31c8eb5cbb1e100eKevin Rocard ALOGW("setPlaybackRate(%f, %f) failed (effective rate out of bounds)", 913ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung playbackRate.mSpeed, playbackRate.mPitch); 91426145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung return BAD_VALUE; 91526145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung } 9168edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // Check if the buffer size is compatible. 91726145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung if (!isSampleRateSpeedAllowed_l(effectiveRate, effectiveSpeed)) { 9184e728d4bbc683a50096f052a31c8eb5cbb1e100eKevin Rocard ALOGW("setPlaybackRate(%f, %f) failed (buffer size)", 919ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung playbackRate.mSpeed, playbackRate.mPitch); 9208edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return BAD_VALUE; 9218edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 9225a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia 9236c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia // Check resampler ratios are within bounds 924d3bb645f0b7f567b033b8664499d685f8ec10628Glenn Kasten if ((uint64_t)effectiveRate > (uint64_t)mSampleRate * 925d3bb645f0b7f567b033b8664499d685f8ec10628Glenn Kasten (uint64_t)AUDIO_RESAMPLER_DOWN_RATIO_MAX) { 9264e728d4bbc683a50096f052a31c8eb5cbb1e100eKevin Rocard ALOGW("setPlaybackRate(%f, %f) failed. Resample rate exceeds max accepted value", 9276c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia playbackRate.mSpeed, playbackRate.mPitch); 9286c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia return BAD_VALUE; 9296c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia } 9306c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia 931e34eae2de7bd6dcba5dea132dabb09f63ac46adcDan Austin if ((uint64_t)effectiveRate * (uint64_t)AUDIO_RESAMPLER_UP_RATIO_MAX < (uint64_t)mSampleRate) { 9324e728d4bbc683a50096f052a31c8eb5cbb1e100eKevin Rocard ALOGW("setPlaybackRate(%f, %f) failed. Resample rate below min accepted value", 9336c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia playbackRate.mSpeed, playbackRate.mPitch); 9346c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia return BAD_VALUE; 9356c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia } 9366c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia mPlaybackRate = playbackRate; 9376c7f062d3149d6890daaee64828959ad6f61ea54Ricardo Garcia //set effective rates 9385a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia mProxy->setPlaybackRate(playbackRateTemp); 93926145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung mProxy->setSampleRate(effectiveRate); // FIXME: not quite "atomic" with setPlaybackRate 9408edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return NO_ERROR; 9418edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung} 9428edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung 9435a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garciaconst AudioPlaybackRate& AudioTrack::getPlaybackRate() const 9448edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung{ 9458edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung AutoMutex lock(mLock); 9465a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia return mPlaybackRate; 9478edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung} 9488edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung 949c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burkssize_t AudioTrack::getBufferSizeInFrames() 950c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk{ 951c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk AutoMutex lock(mLock); 952c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk if (mOutput == AUDIO_IO_HANDLE_NONE || mProxy.get() == 0) { 953c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk return NO_INIT; 954c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk } 955e8972b0a27fac327c997fceb20d9abae1dc1d899Phil Burk return (ssize_t) mProxy->getBufferSizeInFrames(); 956c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk} 957c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk 958f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hungstatus_t AudioTrack::getBufferDurationInUs(int64_t *duration) 959f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung{ 960f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung if (duration == nullptr) { 961f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung return BAD_VALUE; 962f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung } 963f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung AutoMutex lock(mLock); 964f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung if (mOutput == AUDIO_IO_HANDLE_NONE || mProxy.get() == 0) { 965f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung return NO_INIT; 966f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung } 967f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung ssize_t bufferSizeInFrames = (ssize_t) mProxy->getBufferSizeInFrames(); 968f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung if (bufferSizeInFrames < 0) { 969f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung return (status_t)bufferSizeInFrames; 970f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung } 971f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung *duration = (int64_t)((double)bufferSizeInFrames * 1000000 972f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung / ((double)mSampleRate * mPlaybackRate.mSpeed)); 973f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung return NO_ERROR; 974f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung} 975f2c87b3f88d987d2af6322e9763eb8224a2bae48Andy Hung 976c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burkssize_t AudioTrack::setBufferSizeInFrames(size_t bufferSizeInFrames) 977c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk{ 978c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk AutoMutex lock(mLock); 979c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk if (mOutput == AUDIO_IO_HANDLE_NONE || mProxy.get() == 0) { 980c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk return NO_INIT; 981c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk } 982c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk // Reject if timed track or compressed audio. 983d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (!audio_is_linear_pcm(mFormat)) { 984c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk return INVALID_OPERATION; 985c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk } 986e8972b0a27fac327c997fceb20d9abae1dc1d899Phil Burk return (ssize_t) mProxy->setBufferSizeInFrames((uint32_t) bufferSizeInFrames); 987c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk} 988c0adecb800b197cb8c028513130ebabf2d0f37baPhil Burk 98989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setLoop(uint32_t loopStart, uint32_t loopEnd, int loopCount) 99089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 991d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (mSharedBuffer == 0 || isOffloadedOrDirect()) { 992083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten return INVALID_OPERATION; 993083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten } 994083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten 99589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (loopCount == 0) { 9969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ; 9979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (loopCount >= -1 && loopStart < loopEnd && loopEnd <= mFrameCount && 9989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten loopEnd - loopStart >= MIN_LOOP) { 9999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ; 10009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 100189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 100289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 100389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 10059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // See setPosition() regarding setting parameters such as loop points or position while active 10069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 10079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 1008c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 10099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten setLoop_l(loopStart, loopEnd, loopCount); 101089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 101189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 101289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenvoid AudioTrack::setLoop_l(uint32_t loopStart, uint32_t loopEnd, int loopCount) 10149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 10154ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung // We do not update the periodic notification point. 10164ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung // mNewPosition = updateAndGetPosition_l() + mUpdatePeriod; 10174ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopCount = loopCount; 10184ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopEnd = loopEnd; 10194ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopStart = loopStart; 102053c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mLoopCountNotified = loopCount; 10219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy->setLoop(loopStart, loopEnd, loopCount); 10223c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung 10233c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung // Waking the AudioTrackThread is not needed as this cannot be called when active. 10249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 10259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 102689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setMarkerPosition(uint32_t marker) 102789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1028fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // The only purpose of setting marker position is to get a callback 1029ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mCbf == NULL || isOffloadedOrDirect()) { 1030d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1031d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 103289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 103489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = marker; 10352c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 103689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10373c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung sp<AudioTrackThread> t = mAudioTrackThread; 10383c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung if (t != 0) { 10393c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung t->wake(); 10403c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung } 104189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 104289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 104389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1044a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenstatus_t AudioTrack::getMarkerPosition(uint32_t *marker) const 104589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1046ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 1047b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 1048b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1049d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (marker == NULL) { 1050d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 1051d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 105289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 105490e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung mMarkerPosition.getValue(marker); 105589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 105689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 105789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 105889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 105989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setPositionUpdatePeriod(uint32_t updatePeriod) 106089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1061fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // The only purpose of setting position update period is to get a callback 1062ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mCbf == NULL || isOffloadedOrDirect()) { 1063d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1064d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 106589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 1067200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mNewPosition = updateAndGetPosition_l() + updatePeriod; 106889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = updatePeriod; 10692b2165c75790050810460c8de3f414876bce4c0eGlenn Kasten 10703c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung sp<AudioTrackThread> t = mAudioTrackThread; 10713c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung if (t != 0) { 10723c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung t->wake(); 10733c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung } 107489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 107589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 107689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1077a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenstatus_t AudioTrack::getPositionUpdatePeriod(uint32_t *updatePeriod) const 107889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1079ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 1080b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 1081b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1082d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (updatePeriod == NULL) { 1083d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 1084d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 108589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 108789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *updatePeriod = mUpdatePeriod; 108889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 108989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 109089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 109189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 109289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setPosition(uint32_t position) 109389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1094d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (mSharedBuffer == 0 || isOffloadedOrDirect()) { 1095d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1096d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 10979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (position > mFrameCount) { 10989c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return BAD_VALUE; 10999c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 11009c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 11019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 11029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Currently we require that the player is inactive before setting parameters such as position 11039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // or loop points. Otherwise, there could be a race condition: the application could read the 11049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // current position, compute a new position or loop parameters, and then set that position or 11059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // loop parameters but it would do the "wrong" thing since the position has continued to advance 11069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // in the mean time. If we ever provide a sequencer in server, we could allow a way for the app 11079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to specify how it wants to handle such scenarios. 11089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 11099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 1110d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 11119b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung // After setting the position, use full update period before notification. 1112200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mNewPosition = updateAndGetPosition_l() + mUpdatePeriod; 11139b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung mStaticProxy->setBufferPosition(position); 11143c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung 11153c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung // Waking the AudioTrackThread is not needed as this cannot be called when active. 111689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 111789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 111889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1119200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kastenstatus_t AudioTrack::getPosition(uint32_t *position) 112089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1121d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (position == NULL) { 1122d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 1123d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 11249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 11251703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 11267a490e7ab39ef0b22baf24b03f2463c46dc068edAndy Hung // FIXME: offloaded and direct tracks call into the HAL for render positions 11277a490e7ab39ef0b22baf24b03f2463c46dc068edAndy Hung // for compressed/synced data; however, we use proxy position for pure linear pcm data 11287a490e7ab39ef0b22baf24b03f2463c46dc068edAndy Hung // as we do not know the capability of the HAL for pcm position support and standby. 11297a490e7ab39ef0b22baf24b03f2463c46dc068edAndy Hung // There may be some latency differences between the HAL position and the proxy position. 11307a490e7ab39ef0b22baf24b03f2463c46dc068edAndy Hung if (isOffloadedOrDirect_l() && !isPurePcmData_l()) { 1131b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald uint32_t dspFrames = 0; 113289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1133ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloaded_l() && ((mState == STATE_PAUSED) || (mState == STATE_PAUSED_STOPPING))) { 11347064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George ALOGV("getPosition called in paused state, return cached position %u", mPausedPosition); 11357064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George *position = mPausedPosition; 11367064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George return NO_ERROR; 11377064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 11387064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George 1139142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 11401f1db8356b599bc40703c907fb69e6e539343532Andy Hung uint32_t halFrames; // actually unused 11411f1db8356b599bc40703c907fb69e6e539343532Andy Hung (void) AudioSystem::getRenderPosition(mOutput, &halFrames, &dspFrames); 11421f1db8356b599bc40703c907fb69e6e539343532Andy Hung // FIXME: on getRenderPosition() error, we return OK with frame position 0. 1143b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 11447f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // FIXME: dspFrames may not be zero in (mState == STATE_STOPPED || mState == STATE_FLUSHED) 11457f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // due to hardware latency. We leave this behavior for now. 1146b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald *position = dspFrames; 1147b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 1148275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent if (mCblk->mFlags & CBLK_INVALID) { 11491f1db8356b599bc40703c907fb69e6e539343532Andy Hung (void) restoreTrack_l("getPosition"); 11501f1db8356b599bc40703c907fb69e6e539343532Andy Hung // FIXME: for compatibility with the Java API we ignore the restoreTrack_l() 11511f1db8356b599bc40703c907fb69e6e539343532Andy Hung // error here (e.g. DEAD_OBJECT) and return OK with the last recorded server position. 1152275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent } 1153275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent 1154b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // IAudioTrack::stop() isn't synchronous; we don't know when presentation completes 1155200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten *position = (mState == STATE_STOPPED || mState == STATE_FLUSHED) ? 115690e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung 0 : updateAndGetPosition_l().value(); 1157b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 115889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 115989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 116089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1161377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETITstatus_t AudioTrack::getBufferPosition(uint32_t *position) 11629c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten{ 1163d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (mSharedBuffer == 0) { 11649c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return INVALID_OPERATION; 11659c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 11669c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten if (position == NULL) { 11679c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return BAD_VALUE; 11689c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 11699c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 11709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 11719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *position = mStaticProxy->getBufferPosition(); 11729c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return NO_ERROR; 11739c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten} 11749c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 117589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::reload() 117689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1177d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (mSharedBuffer == 0 || isOffloadedOrDirect()) { 1178083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten return INVALID_OPERATION; 1179083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten } 1180083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten 11811703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 11829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // See setPosition() regarding setting parameters such as loop points or position while active 11839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 1184d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1185d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 11869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition = mUpdatePeriod; 11879b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung (void) updateAndGetPosition_l(); 11889b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung mPosition = 0; 11891b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestampValid = false; 119053c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung#if 0 11919b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung // The documentation is not clear on the behavior of reload() and the restoration 119253c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // of loop count. Historically we have not restored loop count, start, end, 119353c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // but it makes sense if one desires to repeat playing a particular sound. 119453c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung if (mLoopCount != 0) { 119553c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mLoopCountNotified = mLoopCount; 119653c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mStaticProxy->setLoop(mLoopStart, mLoopEnd, mLoopCount); 119753c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung } 119853c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung#endif 11999b4615887c23548438fd0d8e3d8f04ac21912850Andy Hung mStaticProxy->setBufferPosition(0); 120089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 120189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 120289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 120338e905b3cbba4da443d799b16999989781afc6d8Glenn Kastenaudio_io_handle_t AudioTrack::getOutput() const 1204c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent{ 12051703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 1206b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return mOutput; 12071703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 12081703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 1209aa9811945f575614b3482d09e4d969792701cebbPaul McLeanstatus_t AudioTrack::setOutputDevice(audio_port_handle_t deviceId) { 1210aa9811945f575614b3482d09e4d969792701cebbPaul McLean AutoMutex lock(mLock); 1211aa9811945f575614b3482d09e4d969792701cebbPaul McLean if (mSelectedDeviceId != deviceId) { 1212aa9811945f575614b3482d09e4d969792701cebbPaul McLean mSelectedDeviceId = deviceId; 1213fb00fc77f59ed5ebec4d38bac666e6521b6c1de0Eric Laurent if (mStatus == NO_ERROR) { 1214fb00fc77f59ed5ebec4d38bac666e6521b6c1de0Eric Laurent android_atomic_or(CBLK_INVALID, &mCblk->mFlags); 1215fb00fc77f59ed5ebec4d38bac666e6521b6c1de0Eric Laurent } 1216aa9811945f575614b3482d09e4d969792701cebbPaul McLean } 1217493404d8c396e15ed73455acd39aa0f1940996e2Eric Laurent return NO_ERROR; 1218aa9811945f575614b3482d09e4d969792701cebbPaul McLean} 1219aa9811945f575614b3482d09e4d969792701cebbPaul McLean 1220aa9811945f575614b3482d09e4d969792701cebbPaul McLeanaudio_port_handle_t AudioTrack::getOutputDevice() { 1221aa9811945f575614b3482d09e4d969792701cebbPaul McLean AutoMutex lock(mLock); 1222aa9811945f575614b3482d09e4d969792701cebbPaul McLean return mSelectedDeviceId; 1223aa9811945f575614b3482d09e4d969792701cebbPaul McLean} 1224aa9811945f575614b3482d09e4d969792701cebbPaul McLean 1225296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurentaudio_port_handle_t AudioTrack::getRoutedDeviceId() { 1226296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent AutoMutex lock(mLock); 1227296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mOutput == AUDIO_IO_HANDLE_NONE) { 1228296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return AUDIO_PORT_HANDLE_NONE; 1229296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 12309ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent // if the output stream does not have an active audio patch, use either the device initially 12319ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent // selected by audio policy manager or the last routed device 12329ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent audio_port_handle_t deviceId = AudioSystem::getDeviceIdForIo(mOutput); 12339ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent if (deviceId == AUDIO_PORT_HANDLE_NONE) { 12349ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent deviceId = mRoutedDeviceId; 12359ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent } 12369ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent mRoutedDeviceId = deviceId; 12379ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent return deviceId; 1238296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent} 1239296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent 1240be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurentstatus_t AudioTrack::attachAuxEffect(int effectId) 1241be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 12429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 12432beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent status_t status = mAudioTrack->attachAuxEffect(effectId); 12442beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent if (status == NO_ERROR) { 12452beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAuxEffectId = effectId; 12462beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent } 12472beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent return status; 1248be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 1249be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 1250e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurentaudio_stream_type_t AudioTrack::streamType() const 1251e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent{ 1252e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent if (mStreamType == AUDIO_STREAM_DEFAULT) { 1253e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent return audio_attributes_to_stream_type(&mAttributes); 1254e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent } 1255e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent return mStreamType; 1256e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent} 1257e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent 1258fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew Georgeuint32_t AudioTrack::latency() 1259fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George{ 1260fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George AutoMutex lock(mLock); 1261fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George updateLatency_l(); 1262fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George return mLatency; 1263fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George} 1264fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George 126589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 126689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12671703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// must be called with mLock held 1268fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew Georgevoid AudioTrack::updateLatency_l() 1269fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George{ 1270fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George status_t status = AudioSystem::getLatency(mOutput, &mAfLatency); 1271fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George if (status != NO_ERROR) { 1272fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George ALOGW("getLatency(%d) failed status %d", mOutput, status); 1273fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George } else { 1274fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George // FIXME don't believe this lie 1275fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George mLatency = mAfLatency + (1000 * mFrameCount) / mSampleRate; 1276fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George } 1277fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George} 1278fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George 1279200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kastenstatus_t AudioTrack::createTrack_l() 128034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent{ 128134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent const sp<IAudioFlinger>& audioFlinger = AudioSystem::get_audio_flinger(); 128234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (audioFlinger == 0) { 1283e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten ALOGE("Could not get audioflinger"); 1284e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten return NO_INIT; 128534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 128634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 1287296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mDeviceCallback != 0 && mOutput != AUDIO_IO_HANDLE_NONE) { 1288296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mOutput); 1289296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 1290e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent audio_io_handle_t output; 1291e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent audio_stream_type_t streamType = mStreamType; 1292e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent audio_attributes_t *attr = (mStreamType == AUDIO_STREAM_DEFAULT) ? &mAttributes : NULL; 1293e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent 1294ae34ed2bcc9fa49a22fe7497327adb689ef27e8dHaynes Mathew George // mFlags (not mOrigFlags) is modified depending on whether fast request is accepted. 1295ae34ed2bcc9fa49a22fe7497327adb689ef27e8dHaynes Mathew George // After fast request is denied, we will request again if IAudioTrack is re-created. 1296ae34ed2bcc9fa49a22fe7497327adb689ef27e8dHaynes Mathew George 1297aa9811945f575614b3482d09e4d969792701cebbPaul McLean status_t status; 129820b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent audio_config_t config = AUDIO_CONFIG_INITIALIZER; 129920b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent config.sample_rate = mSampleRate; 130020b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent config.channel_mask = mChannelMask; 130120b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent config.format = mFormat; 130220b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent config.offload_info = mOffloadInfoCopy; 13039ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent mRoutedDeviceId = mSelectedDeviceId; 1304aa9811945f575614b3482d09e4d969792701cebbPaul McLean status = AudioSystem::getOutputForAttr(attr, &output, 1305d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten mSessionId, &streamType, mClientUid, 130620b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent &config, 13079ae8c597d9a0c8cedc4047fc4716d7361453f6abEric Laurent mFlags, &mRoutedDeviceId, &mPortId); 1308e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent 1309e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent if (status != NO_ERROR || output == AUDIO_IO_HANDLE_NONE) { 1310d3bb645f0b7f567b033b8664499d685f8ec10628Glenn Kasten ALOGE("Could not get audio output for session %d, stream type %d, usage %d, sample rate %u," 1311d3bb645f0b7f567b033b8664499d685f8ec10628Glenn Kasten " format %#x, channel mask %#x, flags %#x", 1312d3bb645f0b7f567b033b8664499d685f8ec10628Glenn Kasten mSessionId, streamType, mAttributes.usage, mSampleRate, mFormat, mChannelMask, 1313d3bb645f0b7f567b033b8664499d685f8ec10628Glenn Kasten mFlags); 131438e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten return BAD_VALUE; 131538e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten } 131638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten { 131738e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // Now that we have a reference to an I/O handle and have not yet handed it off to AudioFlinger, 131838e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // we must release it ourselves if anything goes wrong. 131938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten 1320ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // Not all of these values are needed under all conditions, but it is easier to get them all 13219f9e21ed9a342e0ca945818bdc6c0c4fb3bfb9bdAndy Hung status = AudioSystem::getLatency(output, &mAfLatency); 1322ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (status != NO_ERROR) { 13239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("getLatency(%d) failed status %d", output, status); 132438e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 1325d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent } 13269f9e21ed9a342e0ca945818bdc6c0c4fb3bfb9bdAndy Hung ALOGV("createTrack_l() output %d afLatency %u", output, mAfLatency); 1327d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent 13289f9e21ed9a342e0ca945818bdc6c0c4fb3bfb9bdAndy Hung status = AudioSystem::getFrameCount(output, &mAfFrameCount); 1329ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (status != NO_ERROR) { 1330b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi ALOGE("getFrameCount(output=%d) status %d", output, status); 133138e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 1332ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten } 1333ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten 1334ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // TODO consider making this a member variable if there are other uses for it later 1335ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten size_t afFrameCountHAL; 1336ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten status = AudioSystem::getFrameCountHAL(output, &afFrameCountHAL); 1337ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (status != NO_ERROR) { 1338ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten ALOGE("getFrameCountHAL(output=%d) status %d", output, status); 1339ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten goto release; 1340ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 1341ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten ALOG_ASSERT(afFrameCountHAL > 0); 1342ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten 13439f9e21ed9a342e0ca945818bdc6c0c4fb3bfb9bdAndy Hung status = AudioSystem::getSamplingRate(output, &mAfSampleRate); 1344ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (status != NO_ERROR) { 1345b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi ALOGE("getSamplingRate(output=%d) status %d", output, status); 134638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 1347ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten } 13480d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent if (mSampleRate == 0) { 13499f9e21ed9a342e0ca945818bdc6c0c4fb3bfb9bdAndy Hung mSampleRate = mAfSampleRate; 13509f9e21ed9a342e0ca945818bdc6c0c4fb3bfb9bdAndy Hung mOriginalSampleRate = mAfSampleRate; 13510d6db582f2ccc9f8943c5f3965e2994b7d137158Eric Laurent } 13527fd0422fbd17af3b24eb04421d37fce50f3826e2Glenn Kasten 1353d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten // Client can only express a preference for FAST. Server will perform additional tests. 135433ff89ba94a527e4293ee5349da01483252d5c83Phil Burk if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 135533ff89ba94a527e4293ee5349da01483252d5c83Phil Burk bool useCaseAllowed = 13564a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten // either of these use cases: 13574a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten // use case 1: shared buffer 1358363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten (mSharedBuffer != 0) || 1359c6ba823a397abf865b02f4f48fe18231f94d8e87Glenn Kasten // use case 2: callback transfer mode 13601dfe2f9c2d03fc8d0ed0cdfe0b9fb894bc0bcc11Glenn Kasten (mTransfer == TRANSFER_CALLBACK) || 13611dfe2f9c2d03fc8d0ed0cdfe0b9fb894bc0bcc11Glenn Kasten // use case 3: obtain/release mode 136233ff89ba94a527e4293ee5349da01483252d5c83Phil Burk (mTransfer == TRANSFER_OBTAIN) || 136333ff89ba94a527e4293ee5349da01483252d5c83Phil Burk // use case 4: synchronous write 136433ff89ba94a527e4293ee5349da01483252d5c83Phil Burk ((mTransfer == TRANSFER_SYNC) && mThreadCanCallJava); 136533ff89ba94a527e4293ee5349da01483252d5c83Phil Burk // sample rates must also match 136633ff89ba94a527e4293ee5349da01483252d5c83Phil Burk bool fastAllowed = useCaseAllowed && (mSampleRate == mAfSampleRate); 136733ff89ba94a527e4293ee5349da01483252d5c83Phil Burk if (!fastAllowed) { 13687fd0422fbd17af3b24eb04421d37fce50f3826e2Glenn Kasten ALOGW("AUDIO_OUTPUT_FLAG_FAST denied by client; transfer %d, " 136933ff89ba94a527e4293ee5349da01483252d5c83Phil Burk "track %u Hz, output %u Hz", 13709f9e21ed9a342e0ca945818bdc6c0c4fb3bfb9bdAndy Hung mTransfer, mSampleRate, mAfSampleRate); 137133ff89ba94a527e4293ee5349da01483252d5c83Phil Burk mFlags = (audio_output_flags_t) (mFlags & ~AUDIO_OUTPUT_FLAG_FAST); 137233ff89ba94a527e4293ee5349da01483252d5c83Phil Burk } 13734a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten } 13744a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten 1375d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent mNotificationFramesAct = mNotificationFramesReq; 1376e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 1377363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten size_t frameCount = mReqFrameCount; 1378fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk if (!audio_has_proportional_frames(mFormat)) { 1379e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 1380363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer != 0) { 1381e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // Same comment as below about ignoring frameCount parameter for set() 1382363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten frameCount = mSharedBuffer->size(); 1383e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } else if (frameCount == 0) { 13849f9e21ed9a342e0ca945818bdc6c0c4fb3bfb9bdAndy Hung frameCount = mAfFrameCount; 1385d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent } 1386b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (mNotificationFramesAct != frameCount) { 1387b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mNotificationFramesAct = frameCount; 1388b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1389363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten } else if (mSharedBuffer != 0) { 1390abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung // FIXME: Ensure client side memory buffers need 1391abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung // not have additional alignment beyond sample 1392abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung // (e.g. 16 bit stereo accessed as 32 bit frame). 1393abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung size_t alignment = audio_bytes_per_sample(mFormat); 1394b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten if (alignment & 1) { 1395abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung // for AUDIO_FORMAT_PCM_24_BIT_PACKED (not exposed through Java). 1396b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten alignment = 1; 1397b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten } 1398a42ff007a17d63df22c60dd5e5fd811ee45ca1b3Glenn Kasten if (mChannelCount > 1) { 1399e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // More than 2 channels does not require stronger alignment than stereo 1400e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten alignment <<= 1; 1401e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 14021d6fa7af1288b550faabe4ec2cf98684236723dbNarayan Kamath if (((uintptr_t)mSharedBuffer->pointer() & (alignment - 1)) != 0) { 1403a42ff007a17d63df22c60dd5e5fd811ee45ca1b3Glenn Kasten ALOGE("Invalid buffer alignment: address %p, channel count %u", 1404363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mSharedBuffer->pointer(), mChannelCount); 140538e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten status = BAD_VALUE; 140638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 1407e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 1408e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 1409e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // When initializing a shared buffer AudioTrack via constructors, 1410e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // there's no frameCount parameter. 1411e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // But when initializing a shared buffer AudioTrack via set(), 1412e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // there _is_ a frameCount parameter. We silently ignore it. 1413abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung frameCount = mSharedBuffer->size() / mFrameSize; 1414e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } else { 1415ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten size_t minFrameCount = 0; 1416ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // For fast tracks the frame count calculations and checks are mostly done by server, 1417ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // but we try to respect the application's request for notifications per buffer. 1418ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 1419ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (mNotificationsPerBufferReq > 0) { 1420ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // Avoid possible arithmetic overflow during multiplication. 1421ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // mNotificationsPerBuffer is clamped to a small integer earlier, so it is unlikely. 1422ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (mNotificationsPerBufferReq > SIZE_MAX / afFrameCountHAL) { 1423ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten ALOGE("Requested notificationPerBuffer=%u ignored for HAL frameCount=%zu", 1424ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten mNotificationsPerBufferReq, afFrameCountHAL); 1425ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } else { 1426ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten minFrameCount = afFrameCountHAL * mNotificationsPerBufferReq; 1427ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 1428ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 1429ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } else { 14308edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // for normal tracks precompute the frame count based on speed. 1431ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung const float speed = !isPurePcmData_l() || isOffloadedOrDirect_l() ? 1.0f : 1432ff874dc957f9ea70d87f4d627bf903e1fc86d58bAndy Hung max(mMaxRequiredSpeed, mPlaybackRate.mSpeed); 1433ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten minFrameCount = calculateMinFrameCount( 14349f9e21ed9a342e0ca945818bdc6c0c4fb3bfb9bdAndy Hung mAfLatency, mAfFrameCount, mAfSampleRate, mSampleRate, 1435ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten speed /*, 0 mNotificationsPerBufferReq*/); 1436ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 1437ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (frameCount < minFrameCount) { 1438ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten frameCount = minFrameCount; 14398edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 1440d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent } 1441d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent 1442050677873c10d4da308ac222f8533c96cca3207eEric Laurent audio_output_flags_t flags = mFlags; 14433acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 14443acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten pid_t tid = -1; 1445363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 144647d5517331f41f8583f4e47752132de96e14a96fGlenn Kasten // It is currently meaningless to request SCHED_FIFO for a Java thread. Even if the 144747d5517331f41f8583f4e47752132de96e14a96fGlenn Kasten // application-level code follows all non-blocking design rules, the language runtime 144847d5517331f41f8583f4e47752132de96e14a96fGlenn Kasten // doesn't also follow those rules, so the thread will not benefit overall. 144933ff89ba94a527e4293ee5349da01483252d5c83Phil Burk if (mAudioTrackThread != 0 && !mThreadCanCallJava) { 14503acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten tid = mAudioTrackThread->getTid(); 14513acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 14524a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten } 14534a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten 145474935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t temp = frameCount; // temp may be replaced by a revised value of frameCount, 145574935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten // but we will still need the original value also 1456d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t originalSessionId = mSessionId; 1457e83b55dc29ca16092ba02f36f55fa6e0e37fd78cEric Laurent sp<IAudioTrack> track = audioFlinger->createTrack(streamType, 1458363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mSampleRate, 1459abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung mFormat, 1460a42ff007a17d63df22c60dd5e5fd811ee45ca1b3Glenn Kasten mChannelMask, 146174935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten &temp, 1462050677873c10d4da308ac222f8533c96cca3207eEric Laurent &flags, 1463363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mSharedBuffer, 146434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent output, 14659ea77cdba8c422940adb57a790b44ac04fe0353fHaynes Mathew George mClientPid, 14663acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten tid, 1467be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent &mSessionId, 1468462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen mClientUid, 146920b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent &status, 147020b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent mPortId); 1471138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten ALOGE_IF(originalSessionId != AUDIO_SESSION_ALLOCATE && mSessionId != originalSessionId, 1472138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten "session ID changed from %d to %d", originalSessionId, mSessionId); 147334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 1474c08d20b6a37122ebf116262c9372509ed060d4c1Glenn Kasten if (status != NO_ERROR) { 147529357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("AudioFlinger could not create track, status: %d", status); 147638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 147734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 1478c08d20b6a37122ebf116262c9372509ed060d4c1Glenn Kasten ALOG_ASSERT(track != 0); 1479c08d20b6a37122ebf116262c9372509ed060d4c1Glenn Kasten 148038e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // AudioFlinger now owns the reference to the I/O handle, 148138e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // so we are no longer responsible for releasing it. 148238e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten 14837fd0422fbd17af3b24eb04421d37fce50f3826e2Glenn Kasten // FIXME compare to AudioRecord 1484d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten sp<IMemory> iMem = track->getCblk(); 1485d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten if (iMem == 0) { 148629357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Could not get control block"); 148734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_INIT; 148834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 14890cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten void *iMemPointer = iMem->pointer(); 14900cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten if (iMemPointer == NULL) { 14910cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten ALOGE("Could not get control block pointer"); 14920cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten return NO_INIT; 14930cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten } 149453cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten // invariant that mAudioTrack != 0 is true only after set() returns successfully 14959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mAudioTrack != 0) { 1496f888020c6e2735624f2b2a30e72aca24e17b8b4dMarco Nelissen IInterface::asBinder(mAudioTrack)->unlinkToDeath(mDeathNotifier, this); 14979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mDeathNotifier.clear(); 14989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 149934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mAudioTrack = track; 1500d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten mCblkMemory = iMem; 15013bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent IPCThreadState::self()->flushCommands(); 15023bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent 15030cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten audio_track_cblk_t* cblk = static_cast<audio_track_cblk_t*>(iMemPointer); 1504d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten mCblk = cblk; 150574935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten // note that temp is the (possibly revised) value of frameCount 1506b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten if (temp < frameCount || (frameCount == 0 && temp == 0)) { 1507b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten // In current design, AudioTrack client checks and ensures frame count validity before 1508b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten // passing it to AudioFlinger so AudioFlinger should not return a different value except 1509b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten // for fast track as it uses a special method of assigning frame count. 151034fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGW("Requested frameCount %zu but received frameCount %zu", frameCount, temp); 1511b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten } 1512b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten frameCount = temp; 15135f631515d098c29603cda88f7a7e7580a2d55b57Glenn Kasten 1514a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mAwaitBoost = false; 1515363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 1516050677873c10d4da308ac222f8533c96cca3207eEric Laurent if (flags & AUDIO_OUTPUT_FLAG_FAST) { 15176d8018f0b7be9deec6b0acab10a0dca6e91d0fb8Glenn Kasten ALOGI("AUDIO_OUTPUT_FLAG_FAST successful; frameCount %zu -> %zu", frameCount, temp); 151833ff89ba94a527e4293ee5349da01483252d5c83Phil Burk if (!mThreadCanCallJava) { 151933ff89ba94a527e4293ee5349da01483252d5c83Phil Burk mAwaitBoost = true; 152033ff89ba94a527e4293ee5349da01483252d5c83Phil Burk } 15213acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } else { 15226d8018f0b7be9deec6b0acab10a0dca6e91d0fb8Glenn Kasten ALOGW("AUDIO_OUTPUT_FLAG_FAST denied by server; frameCount %zu -> %zu", frameCount, 15236d8018f0b7be9deec6b0acab10a0dca6e91d0fb8Glenn Kasten temp); 1524e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 15253acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 1526050677873c10d4da308ac222f8533c96cca3207eEric Laurent mFlags = flags; 15277fd0422fbd17af3b24eb04421d37fce50f3826e2Glenn Kasten 15287fd0422fbd17af3b24eb04421d37fce50f3826e2Glenn Kasten // Make sure that application is notified with sufficient margin before underrun. 1529ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // The client can divide the AudioTrack buffer into sub-buffers, 1530ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // and expresses its desire to server as the notification frame count. 15310e48d25606c82def035ad10a5b3923767a765cddAndy Hung if (mSharedBuffer == 0 && audio_is_linear_pcm(mFormat)) { 1532ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten size_t maxNotificationFrames; 1533050677873c10d4da308ac222f8533c96cca3207eEric Laurent if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 1534ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // notify every HAL buffer, regardless of the size of the track buffer 1535ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten maxNotificationFrames = afFrameCountHAL; 1536ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } else { 1537aebe9dc29988c94a774208ba659c4f156d274d79Glenn Kasten // For normal tracks, use at least double-buffering if no sample rate conversion, 1538aebe9dc29988c94a774208ba659c4f156d274d79Glenn Kasten // or at least triple-buffering if there is sample rate conversion 1539aebe9dc29988c94a774208ba659c4f156d274d79Glenn Kasten const int nBuffering = mOriginalSampleRate == mAfSampleRate ? 2 : 3; 1540ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten maxNotificationFrames = frameCount / nBuffering; 15417fd0422fbd17af3b24eb04421d37fce50f3826e2Glenn Kasten } 15427fd0422fbd17af3b24eb04421d37fce50f3826e2Glenn Kasten if (mNotificationFramesAct == 0 || mNotificationFramesAct > maxNotificationFrames) { 1543ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten if (mNotificationFramesAct == 0) { 1544ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten ALOGD("Client defaulted notificationFrames to %zu for frameCount %zu", 1545ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten maxNotificationFrames, frameCount); 1546ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } else { 1547ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten ALOGW("Client adjusted notificationFrames from %u to %zu for frameCount %zu", 15487fd0422fbd17af3b24eb04421d37fce50f3826e2Glenn Kasten mNotificationFramesAct, maxNotificationFrames, frameCount); 1549ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten } 15507fd0422fbd17af3b24eb04421d37fce50f3826e2Glenn Kasten mNotificationFramesAct = (uint32_t) maxNotificationFrames; 15510e48d25606c82def035ad10a5b3923767a765cddAndy Hung } 15520e48d25606c82def035ad10a5b3923767a765cddAndy Hung } 1553b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 155438e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // We retain a copy of the I/O handle, but don't own the reference 155538e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten mOutput = output; 15569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRefreshRemaining = true; 15579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 15589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Starting address of buffers in shared memory. If there is a shared buffer, buffers 15599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // is the value of pointer() for the shared buffer, otherwise buffers points 15609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // immediately after the control block. This address is for the mapping within client 15619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // address space. AudioFlinger::TrackBase::mBuffer is for the server address space. 15629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten void* buffers; 1563363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 1564138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten buffers = cblk + 1; 156534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } else { 1566363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten buffers = mSharedBuffer->pointer(); 1567138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten if (buffers == NULL) { 1568138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten ALOGE("Could not get buffer pointer"); 1569138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten return NO_INIT; 1570138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten } 157134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 157234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 15732beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAudioTrack->attachAuxEffect(mAuxEffectId); 1574b27f9af593c73aa8537f37f0956af7e471051d4dAndreas Gampe mFrameCount = frameCount; 1575fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George updateLatency_l(); // this refetches mAfLatency and sets mLatency 15765f631515d098c29603cda88f7a7e7580a2d55b57Glenn Kasten 1577093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // If IAudioTrack is re-created, don't let the requested frameCount 1578093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // decrease. This can confuse clients that cache frameCount(). 1579b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten if (frameCount > mReqFrameCount) { 1580b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mReqFrameCount = frameCount; 1581093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten } 1582e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 1583d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung // reset server position to 0 as we have new cblk. 1584d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung mServer = 0; 1585d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung 1586e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten // update proxy 1587363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 15889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy.clear(); 1589abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung mProxy = new AudioTrackClientProxy(cblk, buffers, frameCount, mFrameSize); 15909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 1591abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung mStaticProxy = new StaticAudioTrackClientProxy(cblk, buffers, frameCount, mFrameSize); 15929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy = mStaticProxy; 15939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1594e6a9d65845032644b0865b6e3d0b5a820f35d9e4seunghak.han 1595e6a9d65845032644b0865b6e3d0b5a820f35d9e4seunghak.han mProxy->setVolumeLR(gain_minifloat_pack( 1596e6a9d65845032644b0865b6e3d0b5a820f35d9e4seunghak.han gain_from_float(mVolume[AUDIO_INTERLEAVE_LEFT]), 1597e6a9d65845032644b0865b6e3d0b5a820f35d9e4seunghak.han gain_from_float(mVolume[AUDIO_INTERLEAVE_RIGHT]))); 1598e6a9d65845032644b0865b6e3d0b5a820f35d9e4seunghak.han 1599e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSendLevel(mSendLevel); 16005a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const uint32_t effectiveSampleRate = adjustSampleRate(mSampleRate, mPlaybackRate.mPitch); 16015a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const float effectiveSpeed = adjustSpeed(mPlaybackRate.mSpeed, mPlaybackRate.mPitch); 16025a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia const float effectivePitch = adjustPitch(mPlaybackRate.mPitch); 160326145643ce22d797b3b1675c82c47a2d8c79ecaaAndy Hung mProxy->setSampleRate(effectiveSampleRate); 16045a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia 16055a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia AudioPlaybackRate playbackRateTemp = mPlaybackRate; 16065a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia playbackRateTemp.mSpeed = effectiveSpeed; 16075a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia playbackRateTemp.mPitch = effectivePitch; 16085a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia mProxy->setPlaybackRate(playbackRateTemp); 16099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->setMinimum(mNotificationFramesAct); 16109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 16119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mDeathNotifier = new DeathNotifier(this); 1612f888020c6e2735624f2b2a30e72aca24e17b8b4dMarco Nelissen IInterface::asBinder(mAudioTrack)->linkToDeath(mDeathNotifier, this); 1613e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 1614296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mDeviceCallback != 0) { 1615296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent AudioSystem::addAudioDeviceCallback(mDeviceCallback, mOutput); 1616296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 1617296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent 161834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_ERROR; 161938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten } 162038e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten 162138e905b3cbba4da443d799b16999989781afc6d8Glenn Kastenrelease: 1622d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten AudioSystem::releaseOutput(output, streamType, mSessionId); 162338e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten if (status == NO_ERROR) { 162438e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten status = NO_INIT; 162538e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten } 162638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten return status; 162734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent} 162834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 1629b46f394a85d704dd05287cf9bb77cf86e3c02a38Glenn Kastenstatus_t AudioTrack::obtainBuffer(Buffer* audioBuffer, int32_t waitCount, size_t *nonContig) 163089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 16319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (audioBuffer == NULL) { 1632551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten if (nonContig != NULL) { 1633551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten *nonContig = 0; 1634551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten } 16359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 16369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer != TRANSFER_OBTAIN) { 16389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->frameCount = 0; 16399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->size = 0; 16409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->raw = NULL; 1641551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten if (nonContig != NULL) { 1642551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten *nonContig = 0; 1643551b5355d34aa42890811fc3606d3b63429296cdGlenn Kasten } 16449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 16459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 16479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten const struct timespec *requested; 1648df576995a5aad3428aeeef765387d650945c161dEric Laurent struct timespec timeout; 16499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (waitCount == -1) { 16509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kForever; 16519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (waitCount == 0) { 16529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 16539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (waitCount > 0) { 16549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten long long ms = WAIT_PERIOD_MS * (long long) waitCount; 16559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_sec = ms / 1000; 16569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_nsec = (int) (ms % 1000) * 1000000; 16579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &timeout; 16589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 16599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("%s invalid waitCount %d", __func__, waitCount); 16609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = NULL; 16619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1662b46f394a85d704dd05287cf9bb77cf86e3c02a38Glenn Kasten return obtainBuffer(audioBuffer, requested, NULL /*elapsed*/, nonContig); 16639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 16649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 16659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenstatus_t AudioTrack::obtainBuffer(Buffer* audioBuffer, const struct timespec *requested, 16669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten struct timespec *elapsed, size_t *nonContig) 16679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 16689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // previous and new IAudioTrack sequence numbers are used to detect track re-creation 16699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t oldSequence = 0; 16709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t newSequence; 1671e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 16729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Proxy::Buffer buffer; 16739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t status = NO_ERROR; 167489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten static const int32_t kMaxTries = 5; 16769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int32_t tryCounter = kMaxTries; 167789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten do { 16799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // obtainBuffer() is called with mutex unlocked, so keep extra references to these fields to 16809f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // keep them from going away if another thread re-creates the track during obtainBuffer() 16819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrackClientProxy> proxy; 16829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<IMemory> iMem; 168389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten { // start of lock scope 16859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 16861703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 16879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newSequence = mSequence; 16889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // did previous obtainBuffer() fail due to media server death or voluntary invalidation? 16899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status == DEAD_OBJECT) { 16909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // re-create track, unless someone else has already done so 16919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (newSequence == oldSequence) { 16929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = restoreTrack_l("obtainBuffer"); 16939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status != NO_ERROR) { 1694b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mFrameCount = 0; 1695b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mRaw = NULL; 1696b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mNonContig = 0; 16979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 169889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 169989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 17009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten oldSequence = newSequence; 1702c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 17034d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent if (status == NOT_ENOUGH_DATA) { 17044d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent restartIfDisabled(); 17054d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent } 17064d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent 17079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Keep the extra references 17089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten proxy = mProxy; 17099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten iMem = mCblkMemory; 17109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1711b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (mState == STATE_STOPPING) { 1712b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald status = -EINTR; 1713b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mFrameCount = 0; 1714b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mRaw = NULL; 1715b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mNonContig = 0; 1716b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald break; 1717b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1718b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 17199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Non-blocking if track is stopped or paused 17209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState != STATE_ACTIVE) { 17219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 172289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 172389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } // end of lock scope 1725c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 17269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mFrameCount = audioBuffer->frameCount; 17279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME starts the requested timeout and elapsed over from scratch 17289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = proxy->obtainBuffer(&buffer, requested, elapsed); 17294d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent } while (((status == DEAD_OBJECT) || (status == NOT_ENOUGH_DATA)) && (tryCounter-- > 0)); 173089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->frameCount = buffer.mFrameCount; 1732abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung audioBuffer->size = buffer.mFrameCount * mFrameSize; 17339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->raw = buffer.mRaw; 17349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (nonContig != NULL) { 17359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *nonContig = buffer.mNonContig; 173689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 17379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return status; 173889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 173989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 174054a8a456c2b4b382b3ffe3d99e40703df79c0717Glenn Kastenvoid AudioTrack::releaseBuffer(const Buffer* audioBuffer) 174189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 17423f02be2ceeaa4b67dc0b1a81aebcfa049276fad8Glenn Kasten // FIXME add error checking on mode, by adding an internal version 17439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer == TRANSFER_SHARED) { 17449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 17459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1747abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung size_t stepCount = audioBuffer->size / mFrameSize; 17489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (stepCount == 0) { 17499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 17509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Proxy::Buffer buffer; 17539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mFrameCount = stepCount; 17549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mRaw = audioBuffer->raw; 1755e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 17561703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 1757200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mReleased += stepCount; 17589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = false; 17599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->releaseBuffer(&buffer); 17609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // restart track if it was disabled by audioflinger due to previous underrun 17624d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent restartIfDisabled(); 17634d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent} 17644d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent 17654d231dc0ee34380956c71cbe18a750e487a69601Eric Laurentvoid AudioTrack::restartIfDisabled() 17664d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent{ 17674d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent int32_t flags = android_atomic_and(~CBLK_DISABLED, &mCblk->mFlags); 17684d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent if ((mState == STATE_ACTIVE) && (flags & CBLK_DISABLED)) { 17694d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent ALOGW("releaseBuffer() track %p disabled due to previous underrun, restarting", this); 17704d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent // FIXME ignoring status 17714d231dc0ee34380956c71cbe18a750e487a69601Eric Laurent mAudioTrack->start(); 1772df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent } 177389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 177489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 177589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 177689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1777720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivissize_t AudioTrack::write(const void* buffer, size_t userSize, bool blocking) 177889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1779d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten if (mTransfer != TRANSFER_SYNC) { 1780d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1781d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 178289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1783ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isDirect()) { 1784ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 1785ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent int32_t flags = android_atomic_and( 1786ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent ~(CBLK_UNDERRUN | CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL | CBLK_BUFFER_END), 1787ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent &mCblk->mFlags); 1788ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (flags & CBLK_INVALID) { 1789ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return DEAD_OBJECT; 1790ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1791ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1792ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 17939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ssize_t(userSize) < 0 || (buffer == NULL && userSize != 0)) { 179499e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // Sanity-check: user is most-likely passing an error code, and it would 179599e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // make the return value ambiguous (actualSize vs error). 1796377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT ALOGE("AudioTrack::write(buffer=%p, size=%zu (%zd)", buffer, userSize, userSize); 179789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 179889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 179989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t written = 0; 180189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Buffer audioBuffer; 180289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (userSize >= mFrameSize) { 18049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = userSize / mFrameSize; 1805c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 1806720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivi status_t err = obtainBuffer(&audioBuffer, 1807720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivi blocking ? &ClientProxy::kForever : &ClientProxy::kNonBlocking); 180889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err < 0) { 18099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (written > 0) { 181089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project break; 1811d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 18120a2f151f37c715078351ae0be99b0c4dbabc2a23Glenn Kasten if (err == TIMED_OUT || err == -EINTR) { 18130a2f151f37c715078351ae0be99b0c4dbabc2a23Glenn Kasten err = WOULD_BLOCK; 18140a2f151f37c715078351ae0be99b0c4dbabc2a23Glenn Kasten } 181589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return ssize_t(err); 181689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 181789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1818ae4b879d04c4b07c62241a8f507c8dce11e628e4Glenn Kasten size_t toWrite = audioBuffer.size; 1819abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung memcpy(audioBuffer.i8, buffer, toWrite); 18209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer = ((const char *) buffer) + toWrite; 182189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project userSize -= toWrite; 182289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project written += toWrite; 182389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 182489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 18259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 182689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1827ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (written > 0) { 1828ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung mFramesWritten += written / mFrameSize; 1829ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 183089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return written; 183189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 183289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 183389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 183489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18357c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastennsecs_t AudioTrack::processAudioBuffer() 183689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1837fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // Currently the AudioTrack thread is not created if there are no callbacks. 1838fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // Would it ever make sense to run the thread, even without callbacks? 1839fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // If so, then replace this by checks at each use for mCbf != NULL. 1840fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten LOG_ALWAYS_FATAL_IF(mCblk == NULL); 1841fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten 18421703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 1843a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (mAwaitBoost) { 1844a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mAwaitBoost = false; 1845a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mLock.unlock(); 1846a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten static const int32_t kMaxTries = 5; 1847a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten int32_t tryCounter = kMaxTries; 1848a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten uint32_t pollUs = 10000; 1849a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten do { 18508255ba7b40774b2b8868482f1a302db3ae98e905Glenn Kasten int policy = sched_getscheduler(0) & ~SCHED_RESET_ON_FORK; 1851a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (policy == SCHED_FIFO || policy == SCHED_RR) { 1852a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten break; 1853a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 1854a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten usleep(pollUs); 1855a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten pollUs <<= 1; 1856a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } while (tryCounter-- > 0); 1857a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (tryCounter < 0) { 1858a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten ALOGE("did not receive expected priority boost on time"); 1859a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 1860b0dfd4613225a3b2a17bdf8d85e89a4b04d65ef3Glenn Kasten // Run again immediately 1861b0dfd4613225a3b2a17bdf8d85e89a4b04d65ef3Glenn Kasten return 0; 1862a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 18631703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 18649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Can only reference mCblk while locked 18659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int32_t flags = android_atomic_and( 186696f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten ~(CBLK_UNDERRUN | CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL | CBLK_BUFFER_END), &mCblk->mFlags); 1867a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten 18689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Check for track invalidation 18699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_INVALID) { 1870b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // for offloaded tracks restoreTrack_l() will just update the sequence and clear 1871b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // AudioSystem cache. We should not exit here but after calling the callback so 1872b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // that the upper layers can recreate the track 1873ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (!isOffloadedOrDirect_l() || (mSequence == mObservedSequence)) { 1874f1063e2659cad01ec334a265c31734c63c319cc4Lajos Molnar status_t status __unused = restoreTrack_l("processAudioBuffer"); 1875f1063e2659cad01ec334a265c31734c63c319cc4Lajos Molnar // FIXME unused status 187653c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // after restoration, continue below to make sure that the loop and buffer events 187753c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // are notified because they have been cleared from mCblk->mFlags above. 1878b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 187989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 1880c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 1881b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald bool waitStreamEnd = mState == STATE_STOPPING; 18829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool active = mState == STATE_ACTIVE; 188389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Manage underrun callback, must be done under lock to avoid race with releaseBuffer() 18859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool newUnderrun = false; 18869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_UNDERRUN) { 18879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 18889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Currently in shared buffer mode, when the server reaches the end of buffer, 18899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // the track stays active in continuous underrun state. It's up to the application 18909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to pause or stop the track, or set the position to a new offset within buffer. 18919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This was some experimental code to auto-pause on underrun. Keeping it here 18929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // in "if 0" so we can re-visit this if we add a real sequencer for shared memory content. 18939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer == TRANSFER_SHARED) { 18949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_PAUSED; 18959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten active = false; 18969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 18979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 18989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!mInUnderrun) { 18999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = true; 19009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newUnderrun = true; 19019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 190289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 190389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 19049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Get current position of server 190590e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung Modulo<uint32_t> position(updateAndGetPosition_l()); 19069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 190789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage marker callback 19089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool markerReached = false; 190990e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung Modulo<uint32_t> markerPosition(mMarkerPosition); 191090e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung // uses 32 bit wraparound for comparison with position. 191190e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung if (!mMarkerReached && markerPosition.value() > 0 && position >= markerPosition) { 19129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mMarkerReached = markerReached = true; 19139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 19149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 19159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Determine number of new position callback(s) that will be needed, while locked 19169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t newPosCount = 0; 191790e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung Modulo<uint32_t> newPosition(mNewPosition); 191890e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung uint32_t updatePeriod = mUpdatePeriod; 19199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME fails for wraparound, need 64 bits 19209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (updatePeriod > 0 && position >= newPosition) { 192190e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung newPosCount = ((position - newPosition).value() / updatePeriod) + 1; 19229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition += updatePeriod * newPosCount; 19239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 19249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 19259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Cache other fields that will be needed soon 19269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t sampleRate = mSampleRate; 19275a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia float speed = mPlaybackRate.mSpeed; 1928a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const uint32_t notificationFrames = mNotificationFramesAct; 19299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mRefreshRemaining) { 19309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRefreshRemaining = false; 19319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = notificationFrames; 19329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = false; 19339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 19349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t misalignment = mProxy->getMisalignment(); 1935b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald uint32_t sequence = mSequence; 193696f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten sp<AudioTrackClientProxy> proxy = mProxy; 19379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 193853c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // Determine the number of new loop callback(s) that will be needed, while locked. 193953c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung int loopCountNotifications = 0; 194053c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung uint32_t loopPeriod = 0; // time in frames for next EVENT_LOOP_END or EVENT_BUFFER_END 194153c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung 194253c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung if (mLoopCount > 0) { 194353c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung int loopCount; 194453c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung size_t bufferPosition; 194553c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mStaticProxy->getBufferPositionAndLoopCount(&bufferPosition, &loopCount); 194653c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung loopPeriod = ((loopCount > 0) ? mLoopEnd : mFrameCount) - bufferPosition; 194753c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung loopCountNotifications = min(mLoopCountNotified - loopCount, kMaxLoopCountNotifications); 194853c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung mLoopCountNotified = loopCount; // discard any excess notifications 194953c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung } else if (mLoopCount < 0) { 195053c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // FIXME: We're not accurate with notification count and position with infinite looping 195153c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung // since loopCount from server side will always return -1 (we could decrement it). 195253c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung size_t bufferPosition = mStaticProxy->getBufferPosition(); 195353c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung loopCountNotifications = int((flags & (CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL)) != 0); 195453c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung loopPeriod = mLoopEnd - bufferPosition; 195553c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung } else if (/* mLoopCount == 0 && */ mSharedBuffer != 0) { 195653c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung size_t bufferPosition = mStaticProxy->getBufferPosition(); 195753c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung loopPeriod = mFrameCount - bufferPosition; 195853c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung } 195953c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung 19609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // These fields don't need to be cached, because they are assigned only by set(): 1961abdb990953ffe94a9dc544aea0bed17ef7d5f484Andy Hung // mTransfer, mCbf, mUserData, mFormat, mFrameSize, mFlags 19629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // mFlags is also assigned by createTrack_l(), but not the bit we care about. 19639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 19649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLock.unlock(); 19659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1966a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // get anchor time to account for callbacks. 1967a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t timeBeforeCallbacks = systemTime(); 1968a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 1969b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (waitStreamEnd) { 1970a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // FIXME: Instead of blocking in proxy->waitStreamEndDone(), Callback thread 1971a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // should wait on proxy futex and handle CBLK_STREAM_END_DONE within this function 1972a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // (and make sure we don't callback for more data while we're stopping). 1973a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // This helps with position, marker notifications, and track invalidation. 1974b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald struct timespec timeout; 1975b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald timeout.tv_sec = WAIT_STREAM_END_TIMEOUT_SEC; 1976b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald timeout.tv_nsec = 0; 1977b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 197896f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten status_t status = proxy->waitStreamEndDone(&timeout); 1979b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald switch (status) { 1980b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case NO_ERROR: 1981b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case DEAD_OBJECT: 1982b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case TIMED_OUT: 198339609a0a6d95d003b0f237e6c139b070b4df7071Andy Hung if (status != DEAD_OBJECT) { 198439609a0a6d95d003b0f237e6c139b070b4df7071Andy Hung // for DEAD_OBJECT, we do not send a EVENT_STREAM_END after stop(); 198539609a0a6d95d003b0f237e6c139b070b4df7071Andy Hung // instead, the application should handle the EVENT_NEW_IAUDIOTRACK. 198639609a0a6d95d003b0f237e6c139b070b4df7071Andy Hung mCbf(EVENT_STREAM_END, mUserData, NULL); 198739609a0a6d95d003b0f237e6c139b070b4df7071Andy Hung } 198896f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten { 198996f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten AutoMutex lock(mLock); 199096f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // The previously assigned value of waitStreamEnd is no longer valid, 199196f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // since the mutex has been unlocked and either the callback handler 199296f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // or another thread could have re-started the AudioTrack during that time. 199396f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten waitStreamEnd = mState == STATE_STOPPING; 199496f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten if (waitStreamEnd) { 199596f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten mState = STATE_STOPPED; 1996c2813e568aa476e03d159529c0af28c99536db8dAndy Hung mReleased = 0; 1997b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1998b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 199996f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten if (waitStreamEnd && status != DEAD_OBJECT) { 200096f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten return NS_INACTIVE; 200196f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten } 200296f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten break; 2003b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 200496f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten return 0; 2005b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 2006b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 20079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // perform callbacks while unlocked 20089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (newUnderrun) { 20099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_UNDERRUN, mUserData, NULL); 20109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 201153c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung while (loopCountNotifications > 0) { 20129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_LOOP_END, mUserData, NULL); 201353c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung --loopCountNotifications; 20149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_BUFFER_END) { 20169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_BUFFER_END, mUserData, NULL); 20179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (markerReached) { 20199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_MARKER, mUserData, &markerPosition); 20209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (newPosCount > 0) { 202290e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung size_t temp = newPosition.value(); // FIXME size_t != uint32_t 20239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_NEW_POS, mUserData, &temp); 20249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newPosition += updatePeriod; 20259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newPosCount--; 20269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2027b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 20289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mObservedSequence != sequence) { 20299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mObservedSequence = sequence; 20309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_NEW_IAUDIOTRACK, mUserData, NULL); 2031b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // for offloaded tracks, just wait for the upper layers to recreate the track 2032ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 2033b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return NS_INACTIVE; 2034b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 203589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 203689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // if inactive, then don't run me again until re-started 20389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!active) { 20399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_INACTIVE; 204089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 204189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Compute the estimated time until the next timed event (position, markers, loops) 20439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME only for non-compressed audio 20449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t minFrames = ~0; 20459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!markerReached && position < markerPosition) { 204690e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung minFrames = (markerPosition - position).value(); 20479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (loopPeriod > 0 && loopPeriod < minFrames) { 20492d85f097d653b21d1ff2c34f0b732c674d20ccc2Andy Hung // loopPeriod is already adjusted for actual position. 20509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = loopPeriod; 20519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20522d85f097d653b21d1ff2c34f0b732c674d20ccc2Andy Hung if (updatePeriod > 0) { 205390e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung minFrames = min(minFrames, (newPosition - position).value()); 205489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 205589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // If > 0, poll periodically to recover from a stuck server. A good value is 2. 20579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten static const uint32_t kPoll = 0; 20589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (kPoll > 0 && mTransfer == TRANSFER_CALLBACK && kPoll * notificationFrames < minFrames) { 20599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = kPoll * notificationFrames; 20602267ba18d0d2b2d4bd7f5411821ad89ac2659a88Eric Laurent } 20612267ba18d0d2b2d4bd7f5411821ad89ac2659a88Eric Laurent 2062a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // This "fudge factor" avoids soaking CPU, and compensates for late progress by server 2063a7f03353d5f172016f324e2a01f301cca6794152Andy Hung static const nsecs_t kWaitPeriodNs = WAIT_PERIOD_MS * 1000000LL; 2064a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t timeAfterCallbacks = systemTime(); 2065a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 20669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Convert frame units to time units 20679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten nsecs_t ns = NS_WHENEVER; 20689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (minFrames != (uint32_t) ~0) { 2069a7f03353d5f172016f324e2a01f301cca6794152Andy Hung ns = framesToNanoseconds(minFrames, sampleRate, speed) + kWaitPeriodNs; 2070a7f03353d5f172016f324e2a01f301cca6794152Andy Hung ns -= (timeAfterCallbacks - timeBeforeCallbacks); // account for callback time 2071a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // TODO: Should we warn if the callback time is too long? 2072a7f03353d5f172016f324e2a01f301cca6794152Andy Hung if (ns < 0) ns = 0; 20739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 20759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // If not supplying data by EVENT_MORE_DATA, then we're done 20769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer != TRANSFER_CALLBACK) { 20779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return ns; 20789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 207989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2080a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // EVENT_MORE_DATA callback handling. 2081a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // Timing for linear pcm audio data formats can be derived directly from the 2082a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // buffer fill level. 2083a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // Timing for compressed data is not directly available from the buffer fill level, 2084a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // rather indirectly from waiting for blocking mode callbacks or waiting for obtain() 2085a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // to return a certain fill level. 2086a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 20879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten struct timespec timeout; 20889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten const struct timespec *requested = &ClientProxy::kForever; 20899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ns != NS_WHENEVER) { 20909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_sec = ns / 1000000000LL; 20919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_nsec = ns % 1000000000LL; 20929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGV("timeout %ld.%03d", timeout.tv_sec, (int) timeout.tv_nsec / 1000000); 20939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &timeout; 20949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 2096ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung size_t writtenFrames = 0; 20979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (mRemainingFrames > 0) { 2098c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 20999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Buffer audioBuffer; 21009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = mRemainingFrames; 21019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t nonContig; 21029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t err = obtainBuffer(&audioBuffer, requested, NULL, &nonContig); 21039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten LOG_ALWAYS_FATAL_IF((err != NO_ERROR) != (audioBuffer.frameCount == 0), 210434fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn "obtainBuffer() err=%d frameCount=%zu", err, audioBuffer.frameCount); 21059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 21069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t avail = audioBuffer.frameCount + nonContig; 210734fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("obtainBuffer(%u) returned %zu = %zu + %zu err %d", 2108b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mRemainingFrames, avail, audioBuffer.frameCount, nonContig, err); 21099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (err != NO_ERROR) { 2110b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (err == TIMED_OUT || err == WOULD_BLOCK || err == -EINTR || 2111b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald (isOffloaded() && (err == DEAD_OBJECT))) { 2112606fbc1030d686bf1f8dc03d14a79342aca2ca41Glenn Kasten // FIXME bug 25195759 2113606fbc1030d686bf1f8dc03d14a79342aca2ca41Glenn Kasten return 1000000; 211489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 21159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Error %d obtaining an audio buffer, giving up.", err); 21169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_NEVER; 211789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 21189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 2119fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk if (mRetryOnPartialBuffer && audio_has_proportional_frames(mFormat)) { 21209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = false; 21219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (avail < mRemainingFrames) { 2122a7f03353d5f172016f324e2a01f301cca6794152Andy Hung if (ns > 0) { // account for obtain time 2123a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t timeNow = systemTime(); 2124a7f03353d5f172016f324e2a01f301cca6794152Andy Hung ns = max((nsecs_t)0, ns - (timeNow - timeAfterCallbacks)); 2125a7f03353d5f172016f324e2a01f301cca6794152Andy Hung } 2126a7f03353d5f172016f324e2a01f301cca6794152Andy Hung nsecs_t myns = framesToNanoseconds(mRemainingFrames - avail, sampleRate, speed); 2127a7f03353d5f172016f324e2a01f301cca6794152Andy Hung if (ns < 0 /* NS_WHENEVER */ || myns < ns) { 21289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ns = myns; 21299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 21309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return ns; 21319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2132d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 213389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 213489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t reqSize = audioBuffer.size; 213589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_MORE_DATA, mUserData, &audioBuffer); 21369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t writtenSize = audioBuffer.size; 213789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 213889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Sanity check on returned size 21399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ssize_t(writtenSize) < 0 || writtenSize > reqSize) { 214034fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGE("EVENT_MORE_DATA requested %zu bytes but callback returned %zd bytes", 214134fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn reqSize, ssize_t(writtenSize)); 21429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_NEVER; 21439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 21449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 21459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (writtenSize == 0) { 21468555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // The callback is done filling buffers 21478555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // Keep this thread going to handle timed events and 21488555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // still try to get more data in intervals of WAIT_PERIOD_MS 21498555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // but don't just loop and block the CPU, so wait 2150a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 2151a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // mCbf(EVENT_MORE_DATA, ...) might either 2152a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // (1) Block until it can fill the buffer, returning 0 size on EOS. 2153a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // (2) Block until it can fill the buffer, returning 0 data (silence) on EOS. 2154a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // (3) Return 0 size when no data is available, does not wait for more data. 2155a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // 2156a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // (1) and (2) occurs with AudioPlayer/AwesomePlayer; (3) occurs with NuPlayer. 2157a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // We try to compute the wait time to avoid a tight sleep-wait cycle, 2158a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // especially for case (3). 2159a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // 2160a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // The decision to support (1) and (2) affect the sizing of mRemainingFrames 2161a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // and this loop; whereas for case (3) we could simply check once with the full 2162a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // buffer size and skip the loop entirely. 2163a7f03353d5f172016f324e2a01f301cca6794152Andy Hung 2164a7f03353d5f172016f324e2a01f301cca6794152Andy Hung nsecs_t myns; 2165fdb3c07db5d44535eb8c3ec46dc78ad8446c01ebPhil Burk if (audio_has_proportional_frames(mFormat)) { 2166a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // time to wait based on buffer occupancy 2167a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t datans = mRemainingFrames <= avail ? 0 : 2168a7f03353d5f172016f324e2a01f301cca6794152Andy Hung framesToNanoseconds(mRemainingFrames - avail, sampleRate, speed); 2169a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // audio flinger thread buffer size (TODO: adjust for fast tracks) 2170ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten // FIXME: use mAfFrameCountHAL instead of mAfFrameCount below for fast tracks. 2171a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t afns = framesToNanoseconds(mAfFrameCount, mAfSampleRate, speed); 2172a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // add a half the AudioFlinger buffer time to avoid soaking CPU if datans is 0. 2173a7f03353d5f172016f324e2a01f301cca6794152Andy Hung myns = datans + (afns / 2); 2174a7f03353d5f172016f324e2a01f301cca6794152Andy Hung } else { 2175a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // FIXME: This could ping quite a bit if the buffer isn't full. 2176a7f03353d5f172016f324e2a01f301cca6794152Andy Hung // Note that when mState is stopping we waitStreamEnd, so it never gets here. 2177a7f03353d5f172016f324e2a01f301cca6794152Andy Hung myns = kWaitPeriodNs; 2178a7f03353d5f172016f324e2a01f301cca6794152Andy Hung } 2179a7f03353d5f172016f324e2a01f301cca6794152Andy Hung if (ns > 0) { // account for obtain and callback time 2180a7f03353d5f172016f324e2a01f301cca6794152Andy Hung const nsecs_t timeNow = systemTime(); 2181a7f03353d5f172016f324e2a01f301cca6794152Andy Hung ns = max((nsecs_t)0, ns - (timeNow - timeAfterCallbacks)); 2182a7f03353d5f172016f324e2a01f301cca6794152Andy Hung } 2183a7f03353d5f172016f324e2a01f301cca6794152Andy Hung if (ns < 0 /* NS_WHENEVER */ || myns < ns) { 2184a7f03353d5f172016f324e2a01f301cca6794152Andy Hung ns = myns; 2185a7f03353d5f172016f324e2a01f301cca6794152Andy Hung } 2186a7f03353d5f172016f324e2a01f301cca6794152Andy Hung return ns; 2187d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 218889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2189138d6f9b0b77d94773a8a29d3c5bdb78f38ee142Glenn Kasten size_t releasedFrames = writtenSize / mFrameSize; 21909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = releasedFrames; 21919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames -= releasedFrames; 21929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (misalignment >= releasedFrames) { 21939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten misalignment -= releasedFrames; 21949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 21959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten misalignment = 0; 21969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 219789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 219889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 2199ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung writtenFrames += releasedFrames; 220089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 22019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME here is where we would repeat EVENT_MORE_DATA again on same advanced buffer 22029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // if callback doesn't like to accept the full chunk 22039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (writtenSize < reqSize) { 22049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten continue; 22059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 22069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 22079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // There could be enough non-contiguous frames available to satisfy the remaining request 22089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mRemainingFrames <= nonContig) { 22099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten continue; 22109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 22119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 22129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 22139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This heuristic tries to collapse a series of EVENT_MORE_DATA that would total to a 22149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // sum <= notificationFrames. It replaces that series by at most two EVENT_MORE_DATA 22159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // that total to a sum == notificationFrames. 22169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (0 < misalignment && misalignment <= mRemainingFrames) { 22179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = misalignment; 22188edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return ((double)mRemainingFrames * 1100000000) / ((double)sampleRate * speed); 22199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 22209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 22219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 222289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 2223ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (writtenFrames > 0) { 2224ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung AutoMutex lock(mLock); 2225ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung mFramesWritten += writtenFrames; 2226ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 22279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = notificationFrames; 22289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = true; 22299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 22309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // A lot has transpired since ns was calculated, so run again immediately and re-calculate 22319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return 0; 223289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 223389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 22349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenstatus_t AudioTrack::restoreTrack_l(const char *from) 22351703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 2236b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGW("dead IAudioTrack, %s, creating a new one from %s()", 2237ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent isOffloadedOrDirect_l() ? "Offloaded or Direct" : "PCM", from); 22389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ++mSequence; 22391703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 2240a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // refresh the audio configuration cache in this process to make sure we get new 2241d2d089fc86c62843992e7d5b371ee9227189a1e6Glenn Kasten // output parameters and new IAudioFlinger in createTrack_l() 2242a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten AudioSystem::clearAudioConfigCache(); 2243a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten 2244faeb0f291330134dc4468359a36e099aae508449Ronghua Wu if (isOffloadedOrDirect_l() || mDoNotReconnect) { 22451f1db8356b599bc40703c907fb69e6e539343532Andy Hung // FIXME re-creation of offloaded and direct tracks is not yet implemented; 22461f1db8356b599bc40703c907fb69e6e539343532Andy Hung // reconsider enabling for linear PCM encodings when position can be preserved. 2247b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return DEAD_OBJECT; 2248b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 2249b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 22502812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk // Save so we can return count since creation. 22512812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk mUnderrunCountOffset = getUnderrunCount_l(); 22522812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk 2253200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // save the old static buffer position 2254f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung uint32_t staticPosition = 0; 22554ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung size_t bufferPosition = 0; 22564ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung int loopCount = 0; 22574ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung if (mStaticProxy != 0) { 22584ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mStaticProxy->getBufferPositionAndLoopCount(&bufferPosition, &loopCount); 2259f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung staticPosition = mStaticProxy->getPosition().unsignedValue(); 22604ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung } 2261200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten 2262ae34ed2bcc9fa49a22fe7497327adb689ef27e8dHaynes Mathew George mFlags = mOrigFlags; 2263ae34ed2bcc9fa49a22fe7497327adb689ef27e8dHaynes Mathew George 2264200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // If a new IAudioTrack is successfully created, createTrack_l() will modify the 2265a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // following member variables: mAudioTrack, mCblkMemory and mCblk. 2266200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // It will also delete the strong references on previous IAudioTrack and IMemory. 2267200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // If a new IAudioTrack cannot be created, the previous (dead) instance will be left intact. 2268ae4b879d04c4b07c62241a8f507c8dce11e628e4Glenn Kasten status_t result = createTrack_l(); 2269cc21e4f1e41dfa17e7e2bef995fcd22c45f6bcd0Eric Laurent 2270a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten if (result == NO_ERROR) { 2271d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung // take the frames that will be lost by track recreation into account in saved position 2272d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung // For streaming tracks, this is the amount we obtained from the user/client 2273d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung // (not the number actually consumed at the server - those are already lost). 2274d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung if (mStaticProxy == 0) { 2275d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung mPosition = mReleased; 2276d7bd69e4d1e74f25413721804d5290c53ea87f2bAndy Hung } 22774ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung // Continue playback from last known position and restore loop. 22784ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung if (mStaticProxy != 0) { 22794ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung if (loopCount != 0) { 22804ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mStaticProxy->setBufferPositionAndLoop(bufferPosition, 22814ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mLoopStart, mLoopEnd, loopCount); 22824ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung } else { 22834ede21d9c1f957baf5e561849ff9bbe4bcbefc20Andy Hung mStaticProxy->setBufferPosition(bufferPosition); 228453c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung if (bufferPosition == mFrameCount) { 228553c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung ALOGD("restoring track at end of static buffer"); 228653c3b5fc1afe162a8669cb3d27d6bb14e1847e39Andy Hung } 22871703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 22881703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 22894ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // restore volume handler 229039399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung mVolumeHandler->forall([this](const VolumeShaper &shaper) -> VolumeShaper::Status { 229139399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung sp<VolumeShaper::Operation> operationToEnd = 229239399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung new VolumeShaper::Operation(shaper.mOperation); 22934ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // TODO: Ideally we would restore to the exact xOffset position 22944ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // as returned by getVolumeShaperState(), but we don't have that 22954ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // information when restoring at the client unless we periodically poll 22964ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // the server or create shared memory state. 22974ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // 229839399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung // For now, we simply advance to the end of the VolumeShaper effect 229939399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung // if it has been started. 230039399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (shaper.isStarted()) { 2301f370264dfa5237524a3535f5242a0c68cbbb13ebAndy Hung operationToEnd->setNormalizedTime(1.f); 230239399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 230339399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung return mAudioTrack->applyVolumeShaper(shaper.mConfiguration, operationToEnd); 23044ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung }); 23054ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung 23069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 2307a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten result = mAudioTrack->start(); 23081703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 2309f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // server resets to zero so we offset 2310f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung mFramesWrittenServerOffset = 2311f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung mStaticProxy.get() != nullptr ? staticPosition : mFramesWritten; 2312f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung mFramesWrittenAtRestore = mFramesWrittenServerOffset; 23131703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 23149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (result != NO_ERROR) { 23159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGW("restoreTrack_l() failed status %d", result); 23169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_STOPPED; 2317c2813e568aa476e03d159529c0af28c99536db8dAndy Hung mReleased = 0; 23181703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 23191703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 23201703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent return result; 23211703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 23221703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 232390e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy HungModulo<uint32_t> AudioTrack::updateAndGetPosition_l() 2324200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten{ 2325200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // This is the sole place to read server consumed frames 232690e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung Modulo<uint32_t> newServer(mProxy->getPosition()); 232790e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung const int32_t delta = (newServer - mServer).signedValue(); 2328200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // TODO There is controversy about whether there can be "negative jitter" in server position. 2329200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // This should be investigated further, and if possible, it should be addressed. 2330200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // A more definite failure mode is infrequent polling by client. 2331200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // One could call (void)getPosition_l() in releaseBuffer(), 2332200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // so mReleased and mPosition are always lock-step as best possible. 2333200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // That should ensure delta never goes negative for infrequent polling 2334200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // unless the server has more than 2^31 frames in its buffer, 2335200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // in which case the use of uint32_t for these counters has bigger issues. 233690e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung ALOGE_IF(delta < 0, 233790e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung "detected illegal retrograde motion by the server: mServer advanced by %d", 233890e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung delta); 2339039c27aeaee809182fc1491311ca6dcbc1ec441bChad Brubaker mServer = newServer; 234090e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung if (delta > 0) { // avoid retrograde 234190e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung mPosition += delta; 234290e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung } 234390e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung return mPosition; 2344200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten} 2345200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten 2346fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew Georgebool AudioTrack::isSampleRateSpeedAllowed_l(uint32_t sampleRate, float speed) 23478edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung{ 2348fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George updateLatency_l(); 23498edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung // applicable for mixing tracks only (not offloaded or direct) 23508edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung if (mStaticProxy != 0) { 23518edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung return true; // static tracks do not have issues with buffer sizing. 23528edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung } 23538edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung const size_t minFrameCount = 2354ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten calculateMinFrameCount(mAfLatency, mAfFrameCount, mAfSampleRate, sampleRate, speed 2355ea38ee7742e799b23bd8675f5801ef72f94de0f4Glenn Kasten /*, 0 mNotificationsPerBufferReq*/); 2356fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George const bool allowed = mFrameCount >= minFrameCount; 2357fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George ALOGD_IF(!allowed, 2358fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George "isSampleRateSpeedAllowed_l denied " 2359fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George "mAfLatency:%u mAfFrameCount:%zu mAfSampleRate:%u sampleRate:%u speed:%f " 2360fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George "mFrameCount:%zu < minFrameCount:%zu", 2361fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George mAfLatency, mAfFrameCount, mAfSampleRate, sampleRate, speed, 23628edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung mFrameCount, minFrameCount); 2363fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George return allowed; 23648edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung} 23658edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung 2366ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgeraldstatus_t AudioTrack::setParameters(const String8& keyValuePairs) 2367ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald{ 2368ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald AutoMutex lock(mLock); 236953cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten return mAudioTrack->setParameters(keyValuePairs); 2370ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald} 2371ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald 23729fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy HungVolumeShaper::Status AudioTrack::applyVolumeShaper( 23739fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung const sp<VolumeShaper::Configuration>& configuration, 23749fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung const sp<VolumeShaper::Operation>& operation) 23759fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung{ 23769fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung AutoMutex lock(mLock); 23774ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung mVolumeHandler->setIdIfNecessary(configuration); 23789fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung VolumeShaper::Status status = mAudioTrack->applyVolumeShaper(configuration, operation); 237939399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung 238039399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (status == DEAD_OBJECT) { 238139399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (restoreTrack_l("applyVolumeShaper") == OK) { 238239399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung status = mAudioTrack->applyVolumeShaper(configuration, operation); 238339399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 238439399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 23854ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung if (status >= 0) { 23864ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung // save VolumeShaper for restore 23874ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung mVolumeHandler->applyVolumeShaper(configuration, operation); 238839399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (mState == STATE_ACTIVE || mState == STATE_STOPPING) { 238939399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung mVolumeHandler->setStarted(); 239039399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 239139399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } else { 239239399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung // warn only if not an expected restore failure. 239339399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung ALOGW_IF(!((isOffloadedOrDirect_l() || mDoNotReconnect) && status == DEAD_OBJECT), 239439399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung "applyVolumeShaper failed: %d", status); 23954ef88d7106c01f81109ee163cb6789073d80c6aeAndy Hung } 23969fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung return status; 23979fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung} 23989fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung 23999fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hungsp<VolumeShaper::State> AudioTrack::getVolumeShaperState(int id) 24009fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung{ 24019fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung AutoMutex lock(mLock); 240239399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung sp<VolumeShaper::State> state = mAudioTrack->getVolumeShaperState(id); 240339399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (state.get() == nullptr && (mCblk->mFlags & CBLK_INVALID) != 0) { 240439399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung if (restoreTrack_l("getVolumeShaperState") == OK) { 240539399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung state = mAudioTrack->getVolumeShaperState(id); 240639399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 240739399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung } 240839399b6b08b4e9fd7eae50e58e93b07216ad697fAndy Hung return state; 24099fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung} 24109fc8b5cd4a64ef07e84c69112461324d5c13a0b0Andy Hung 2411ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hungstatus_t AudioTrack::getTimestamp(ExtendedTimestamp *timestamp) 2412ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung{ 2413ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (timestamp == nullptr) { 2414ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung return BAD_VALUE; 2415ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2416ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung AutoMutex lock(mLock); 2417e13f8a603867280de9b02ce4839202a182556416Andy Hung return getTimestamp_l(timestamp); 2418e13f8a603867280de9b02ce4839202a182556416Andy Hung} 2419e13f8a603867280de9b02ce4839202a182556416Andy Hung 2420e13f8a603867280de9b02ce4839202a182556416Andy Hungstatus_t AudioTrack::getTimestamp_l(ExtendedTimestamp *timestamp) 2421e13f8a603867280de9b02ce4839202a182556416Andy Hung{ 2422ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (mCblk->mFlags & CBLK_INVALID) { 2423ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung const status_t status = restoreTrack_l("getTimestampExtended"); 2424ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (status != OK) { 2425ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung // per getTimestamp() API doc in header, we return DEAD_OBJECT here, 2426ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung // recommending that the track be recreated. 2427ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung return DEAD_OBJECT; 2428ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2429ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2430ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung // check for offloaded/direct here in case restoring somehow changed those flags. 2431ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung if (isOffloadedOrDirect_l()) { 2432ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung return INVALID_OPERATION; // not supported 2433ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2434ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung status_t status = mProxy->getTimestamp(timestamp); 2435e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung LOG_ALWAYS_FATAL_IF(status != OK, "status %d not allowed from proxy getTimestamp", status); 2436ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung bool found = false; 2437e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung timestamp->mPosition[ExtendedTimestamp::LOCATION_CLIENT] = mFramesWritten; 2438e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung timestamp->mTimeNs[ExtendedTimestamp::LOCATION_CLIENT] = 0; 2439e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // server side frame offset in case AudioTrack has been restored. 2440e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung for (int i = ExtendedTimestamp::LOCATION_SERVER; 2441e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung i < ExtendedTimestamp::LOCATION_MAX; ++i) { 2442e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung if (timestamp->mTimeNs[i] >= 0) { 2443e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // apply server offset (frames flushed is ignored 2444e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung // so we don't report the jump when the flush occurs). 2445e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung timestamp->mPosition[i] += mFramesWrittenServerOffset; 2446e1e9846a786a0d77a13b44f8e798e03b4cba9d77Andy Hung found = true; 2447ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2448ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung } 2449ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung return found ? OK : WOULD_BLOCK; 2450ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung} 2451ea2b9c07b34079f0dbd8610a511e006e69a15adcAndy Hung 2452ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kastenstatus_t AudioTrack::getTimestamp(AudioTimestamp& timestamp) 2453ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten{ 245453cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten AutoMutex lock(mLock); 245565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung return getTimestamp_l(timestamp); 245665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung} 24571b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 245865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hungstatus_t AudioTrack::getTimestamp_l(AudioTimestamp& timestamp) 245965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung{ 24601b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk bool previousTimestampValid = mPreviousTimestampValid; 24611b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk // Set false here to cover all the error return cases. 24621b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestampValid = false; 24631b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 24647f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung switch (mState) { 24657f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_ACTIVE: 24667f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_PAUSED: 24677f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung break; // handle below 24687f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_FLUSHED: 24697f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_STOPPED: 24707f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return WOULD_BLOCK; 24717f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_STOPPING: 24727f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung case STATE_PAUSED_STOPPING: 24737f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (!isOffloaded_l()) { 24747f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return INVALID_OPERATION; 24757f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 24767f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung break; // offloaded tracks handled below 24777f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung default: 24787f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung LOG_ALWAYS_FATAL("Invalid mState in getTimestamp(): %d", mState); 24797f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung break; 2480fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten } 24817f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 2482275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent if (mCblk->mFlags & CBLK_INVALID) { 24836653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung const status_t status = restoreTrack_l("getTimestamp"); 24846653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung if (status != OK) { 24856653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung // per getTimestamp() API doc in header, we return DEAD_OBJECT here, 24866653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung // recommending that the track be recreated. 24876653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung return DEAD_OBJECT; 24886653c935d2518a713587b3887ca09aa09ebfa7fdAndy Hung } 2489275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent } 2490275e8e9de2e11b4b344f5a201f1f0e51fda02d9cEric Laurent 2491200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // The presented frame count must always lag behind the consumed frame count. 2492200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // To avoid a race, read the presented frames first. This ensures that presented <= consumed. 24936ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung 24946ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung status_t status; 2495818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung if (isOffloadedOrDirect_l()) { 24966ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung // use Binder to get timestamp 24976ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung status = mAudioTrack->getTimestamp(timestamp); 24986ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung } else { 24996ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung // read timestamp from shared memory 25006ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung ExtendedTimestamp ets; 25016ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung status = mProxy->getTimestamp(&ets); 25026ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung if (status == OK) { 2503b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung ExtendedTimestamp::Location location; 2504b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung status = ets.getBestTimestamp(×tamp, &location); 2505b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung 2506b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung if (status == OK) { 2507fb12e20e426bc6bcff06e39fba45a931cf787040Haynes Mathew George updateLatency_l(); 2508b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung // It is possible that the best location has moved from the kernel to the server. 2509b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung // In this case we adjust the position from the previous computed latency. 2510b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung if (location == ExtendedTimestamp::LOCATION_SERVER) { 2511b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung ALOGW_IF(mPreviousLocation == ExtendedTimestamp::LOCATION_KERNEL, 2512b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung "getTimestamp() location moved from kernel to server"); 251307eee80b3422c0304491f24bbc415deb0badbefcAndy Hung // check that the last kernel OK time info exists and the positions 251407eee80b3422c0304491f24bbc415deb0badbefcAndy Hung // are valid (if they predate the current track, the positions may 251507eee80b3422c0304491f24bbc415deb0badbefcAndy Hung // be zero or negative). 2516b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung const int64_t frames = 25176d7b119a416c9f10288051e562f294365e5d954cAndy Hung (ets.mTimeNs[ExtendedTimestamp::LOCATION_SERVER_LASTKERNELOK] < 0 || 251807eee80b3422c0304491f24bbc415deb0badbefcAndy Hung ets.mTimeNs[ExtendedTimestamp::LOCATION_KERNEL_LASTKERNELOK] < 0 || 251907eee80b3422c0304491f24bbc415deb0badbefcAndy Hung ets.mPosition[ExtendedTimestamp::LOCATION_SERVER_LASTKERNELOK] <= 0 || 252007eee80b3422c0304491f24bbc415deb0badbefcAndy Hung ets.mPosition[ExtendedTimestamp::LOCATION_KERNEL_LASTKERNELOK] <= 0) 25216d7b119a416c9f10288051e562f294365e5d954cAndy Hung ? 25226d7b119a416c9f10288051e562f294365e5d954cAndy Hung int64_t((double)mAfLatency * mSampleRate * mPlaybackRate.mSpeed 25236d7b119a416c9f10288051e562f294365e5d954cAndy Hung / 1000) 25246d7b119a416c9f10288051e562f294365e5d954cAndy Hung : 25256d7b119a416c9f10288051e562f294365e5d954cAndy Hung (ets.mPosition[ExtendedTimestamp::LOCATION_SERVER_LASTKERNELOK] 25266d7b119a416c9f10288051e562f294365e5d954cAndy Hung - ets.mPosition[ExtendedTimestamp::LOCATION_KERNEL_LASTKERNELOK]); 25276d7b119a416c9f10288051e562f294365e5d954cAndy Hung ALOGV("frame adjustment:%lld timestamp:%s", 25286d7b119a416c9f10288051e562f294365e5d954cAndy Hung (long long)frames, ets.toString().c_str()); 2529b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung if (frames >= ets.mPosition[location]) { 2530b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung timestamp.mPosition = 0; 2531b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung } else { 2532b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung timestamp.mPosition = (uint32_t)(ets.mPosition[location] - frames); 2533b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung } 253469488c4ef115c9de52c85f4fcae27c7774720298Andy Hung } else if (location == ExtendedTimestamp::LOCATION_KERNEL) { 253569488c4ef115c9de52c85f4fcae27c7774720298Andy Hung ALOGV_IF(mPreviousLocation == ExtendedTimestamp::LOCATION_SERVER, 253669488c4ef115c9de52c85f4fcae27c7774720298Andy Hung "getTimestamp() location moved from server to kernel"); 2537b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung } 25385d313803bdd61d59f28e518e7a793f33832f1901Andy Hung 25395d313803bdd61d59f28e518e7a793f33832f1901Andy Hung // We update the timestamp time even when paused. 25405d313803bdd61d59f28e518e7a793f33832f1901Andy Hung if (mState == STATE_PAUSED /* not needed: STATE_PAUSED_STOPPING */) { 25415d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t now = systemTime(); 25425d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t at = convertTimespecToNs(timestamp.mTime); 25435d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t lag = 25445d313803bdd61d59f28e518e7a793f33832f1901Andy Hung (ets.mTimeNs[ExtendedTimestamp::LOCATION_SERVER_LASTKERNELOK] < 0 || 25455d313803bdd61d59f28e518e7a793f33832f1901Andy Hung ets.mTimeNs[ExtendedTimestamp::LOCATION_KERNEL_LASTKERNELOK] < 0) 25465d313803bdd61d59f28e518e7a793f33832f1901Andy Hung ? int64_t(mAfLatency * 1000000LL) 25475d313803bdd61d59f28e518e7a793f33832f1901Andy Hung : (ets.mPosition[ExtendedTimestamp::LOCATION_SERVER_LASTKERNELOK] 25485d313803bdd61d59f28e518e7a793f33832f1901Andy Hung - ets.mPosition[ExtendedTimestamp::LOCATION_KERNEL_LASTKERNELOK]) 25495d313803bdd61d59f28e518e7a793f33832f1901Andy Hung * NANOS_PER_SECOND / mSampleRate; 25505d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t limit = now - lag; // no earlier than this limit 25515d313803bdd61d59f28e518e7a793f33832f1901Andy Hung if (at < limit) { 25525d313803bdd61d59f28e518e7a793f33832f1901Andy Hung ALOGV("timestamp pause lag:%lld adjusting from %lld to %lld", 25535d313803bdd61d59f28e518e7a793f33832f1901Andy Hung (long long)lag, (long long)at, (long long)limit); 25545d313803bdd61d59f28e518e7a793f33832f1901Andy Hung timestamp.mTime.tv_sec = limit / NANOS_PER_SECOND; 25555d313803bdd61d59f28e518e7a793f33832f1901Andy Hung timestamp.mTime.tv_nsec = limit % NANOS_PER_SECOND; // compiler opt. 25565d313803bdd61d59f28e518e7a793f33832f1901Andy Hung } 25575d313803bdd61d59f28e518e7a793f33832f1901Andy Hung } 2558b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung mPreviousLocation = location; 2559b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung } else { 2560b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung // right after AudioTrack is started, one may not find a timestamp 2561b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung ALOGV("getBestTimestamp did not find timestamp"); 2562b01faa31462e19957ae3c0c3ada07c9576a9494fAndy Hung } 25636ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung } 25646ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung if (status == INVALID_OPERATION) { 2565f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // INVALID_OPERATION occurs when no timestamp has been issued by the server; 2566f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // other failures are signaled by a negative time. 2567f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // If we come out of FLUSHED or STOPPED where the position is known 2568f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // to be zero we convert this to WOULD_BLOCK (with the implicit meaning of 2569f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // "zero" for NuPlayer). We don't convert for track restoration as position 2570f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung // does not reset. 2571f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung ALOGV("timestamp server offset:%lld restore frames:%lld", 2572f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung (long long)mFramesWrittenServerOffset, (long long)mFramesWrittenAtRestore); 2573f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung if (mFramesWrittenServerOffset != mFramesWrittenAtRestore) { 2574f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung status = WOULD_BLOCK; 2575f20a4e9f84bbb8748f28ca326caeba7a9947a369Andy Hung } 25766ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung } 25776ae5843c281301a9ffd1059d185620a9337e15a2Andy Hung } 25787f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (status != NO_ERROR) { 2579dfc34daba6d6cb923683d96689a0cb7c7006eee5Glenn Kasten ALOGV_IF(status != WOULD_BLOCK, "getTimestamp error:%#x", status); 25807f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return status; 25817f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 25827f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (isOffloadedOrDirect_l()) { 25837f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (isOffloaded_l() && (mState == STATE_PAUSED || mState == STATE_PAUSED_STOPPING)) { 25847f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // use cached paused position in case another offloaded track is running. 25857f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung timestamp.mPosition = mPausedPosition; 25867f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung clock_gettime(CLOCK_MONOTONIC, ×tamp.mTime); 25875d313803bdd61d59f28e518e7a793f33832f1901Andy Hung // TODO: adjust for delay 25887f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return NO_ERROR; 25897f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 25907f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 25917f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // Check whether a pending flush or stop has completed, as those commands may 2592c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // be asynchronous or return near finish or exhibit glitchy behavior. 2593c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // 2594c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // Originally this showed up as the first timestamp being a continuation of 2595c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // the previous song under gapless playback. 2596c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // However, we sometimes see zero timestamps, then a glitch of 2597c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // the previous song's position, and then correct timestamps afterwards. 25987f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (mStartUs != 0 && mSampleRate != 0) { 25997f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung static const int kTimeJitterUs = 100000; // 100 ms 26007f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung static const int k1SecUs = 1000000; 26017f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 26027f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung const int64_t timeNow = getNowUs(); 26037f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 26047f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (timeNow < mStartUs + k1SecUs) { // within first second of starting 26057f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung const int64_t timestampTimeUs = convertTimespecToUs(timestamp.mTime); 26067f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (timestampTimeUs < mStartUs) { 26077f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return WOULD_BLOCK; // stale timestamp time, occurs before start. 26087f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 26097f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung const int64_t deltaTimeUs = timestampTimeUs - mStartUs; 26108edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung const int64_t deltaPositionByUs = (double)timestamp.mPosition * 1000000 26115a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia / ((double)mSampleRate * mPlaybackRate.mSpeed); 26127f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung 26137f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung if (deltaPositionByUs > deltaTimeUs + kTimeJitterUs) { 26147f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // Verify that the counter can't count faster than the sample rate 2615c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung // since the start time. If greater, then that means we may have failed 26167f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung // to completely flush or stop the previous playing track. 2617c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung ALOGW_IF(!mTimestampStartupGlitchReported, 2618c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung "getTimestamp startup glitch detected" 26197f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung " deltaTimeUs(%lld) deltaPositionUs(%lld) tsmPosition(%u)", 26207f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung (long long)deltaTimeUs, (long long)deltaPositionByUs, 26217f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung timestamp.mPosition); 2622c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mTimestampStartupGlitchReported = true; 2623c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung if (previousTimestampValid 2624c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung && mPreviousTimestamp.mPosition == 0 /* should be true if valid */) { 2625c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung timestamp = mPreviousTimestamp; 2626c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mPreviousTimestampValid = true; 2627c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung return NO_ERROR; 2628c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung } 26297f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung return WOULD_BLOCK; 26307f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 2631c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung if (deltaPositionByUs != 0) { 2632c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mStartUs = 0; // don't check again, we got valid nonzero position. 2633c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung } 2634c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung } else { 2635c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mStartUs = 0; // don't check again, start time expired. 26367f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 2637c8e09c610fabc7390297ecb48e939acbdfe27325Andy Hung mTimestampStartupGlitchReported = false; 26387f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } 26397f1bc8af1c46695191bf7e2aba6467f3616629c0Andy Hung } else { 2640200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Update the mapping between local consumed (mPosition) and server consumed (mServer) 2641200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten (void) updateAndGetPosition_l(); 2642200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Server consumed (mServer) and presented both use the same server time base, 2643200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // and server consumed is always >= presented. 2644200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // The delta between these represents the number of frames in the buffer pipeline. 2645200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // If this delta between these is greater than the client position, it means that 2646200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // actually presented is still stuck at the starting line (figuratively speaking), 2647200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // waiting for the first frame to go by. So we can't report a valid timestamp yet. 264890e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung // Note: We explicitly use non-Modulo comparison here - potential wrap issue when 264990e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung // mPosition exceeds 32 bits. 265090e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung // TODO Remove when timestamp is updated to contain pipeline status info. 265190e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung const int32_t pipelineDepthInFrames = (mServer - timestamp.mPosition).signedValue(); 265290e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung if (pipelineDepthInFrames > 0 /* should be true, but we check anyways */ 265390e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung && (uint32_t)pipelineDepthInFrames > mPosition.value()) { 2654200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten return INVALID_OPERATION; 2655200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten } 2656200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Convert timestamp position from server time base to client time base. 2657200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // TODO The following code should work OK now because timestamp.mPosition is 32-bit. 2658200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // But if we change it to 64-bit then this could fail. 265990e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung // Use Modulo computation here. 266090e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung timestamp.mPosition = (mPosition - mServer + timestamp.mPosition).value(); 2661200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Immediately after a call to getPosition_l(), mPosition and 2662200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // mServer both represent the same frame position. mPosition is 2663200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // in client's point of view, and mServer is in server's point of 2664200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // view. So the difference between them is the "fudge factor" 2665200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // between client and server views due to stop() and/or new 2666200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // IAudioTrack. And timestamp.mPosition is initially in server's 2667200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // point of view, so we need to apply the same fudge factor to it. 2668fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten } 26691b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 26701b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk // Prevent retrograde motion in timestamp. 26711b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk // This is sometimes caused by erratic reports of the available space in the ALSA drivers. 26721b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk if (status == NO_ERROR) { 26731b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk if (previousTimestampValid) { 26745d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t previousTimeNanos = convertTimespecToNs(mPreviousTimestamp.mTime); 26755d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t currentTimeNanos = convertTimespecToNs(timestamp.mTime); 26761b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk if (currentTimeNanos < previousTimeNanos) { 26775d313803bdd61d59f28e518e7a793f33832f1901Andy Hung ALOGW("retrograde timestamp time corrected, %lld < %lld", 26785d313803bdd61d59f28e518e7a793f33832f1901Andy Hung (long long)currentTimeNanos, (long long)previousTimeNanos); 26795d313803bdd61d59f28e518e7a793f33832f1901Andy Hung timestamp.mTime = mPreviousTimestamp.mTime; 26801b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk } 26811b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 26821b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk // Looking at signed delta will work even when the timestamps 26831b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk // are wrapping around. 268490e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung int32_t deltaPosition = (Modulo<uint32_t>(timestamp.mPosition) 268590e8a97dd5c9d391d7a2ea6a2290ed976f928379Andy Hung - mPreviousTimestamp.mPosition).signedValue(); 26864c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk if (deltaPosition < 0) { 26874c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk // Only report once per position instead of spamming the log. 26884c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk if (!mRetrogradeMotionReported) { 26894c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk ALOGW("retrograde timestamp position corrected, %d = %u - %u", 26904c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk deltaPosition, 26914c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk timestamp.mPosition, 26924c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk mPreviousTimestamp.mPosition); 26934c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk mRetrogradeMotionReported = true; 26944c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk } 26954c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk } else { 26964c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk mRetrogradeMotionReported = false; 26974c5a3675ed6b429dfaa2707acf2b3faf2808baf2Phil Burk } 26985d313803bdd61d59f28e518e7a793f33832f1901Andy Hung if (deltaPosition < 0) { 26995d313803bdd61d59f28e518e7a793f33832f1901Andy Hung timestamp.mPosition = mPreviousTimestamp.mPosition; 27005d313803bdd61d59f28e518e7a793f33832f1901Andy Hung deltaPosition = 0; 27015d313803bdd61d59f28e518e7a793f33832f1901Andy Hung } 27025d313803bdd61d59f28e518e7a793f33832f1901Andy Hung#if 0 27035d313803bdd61d59f28e518e7a793f33832f1901Andy Hung // Uncomment this to verify audio timestamp rate. 27045d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t deltaTime = 27055d313803bdd61d59f28e518e7a793f33832f1901Andy Hung convertTimespecToNs(timestamp.mTime) - previousTimeNanos; 27065d313803bdd61d59f28e518e7a793f33832f1901Andy Hung if (deltaTime != 0) { 27075d313803bdd61d59f28e518e7a793f33832f1901Andy Hung const int64_t computedSampleRate = 27085d313803bdd61d59f28e518e7a793f33832f1901Andy Hung deltaPosition * (long long)NANOS_PER_SECOND / deltaTime; 27095d313803bdd61d59f28e518e7a793f33832f1901Andy Hung ALOGD("computedSampleRate:%u sampleRate:%u", 27105d313803bdd61d59f28e518e7a793f33832f1901Andy Hung (unsigned)computedSampleRate, mSampleRate); 27111b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk } 27125d313803bdd61d59f28e518e7a793f33832f1901Andy Hung#endif 27131b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk } 27141b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestamp = timestamp; 27151b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk mPreviousTimestampValid = true; 27161b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk } 27171b42097f38e72574ed853a35f4e8a66e4739c421Phil Burk 2718fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten return status; 2719ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten} 2720ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten 2721ad3af3305f024bcbbd55c894a4995e449498e1baRichard FitzgeraldString8 AudioTrack::getParameters(const String8& keys) 2722ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald{ 27232c6c5294388e251ebc1e00d6c8785190561c27fcGlenn Kasten audio_io_handle_t output = getOutput(); 2724142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (output != AUDIO_IO_HANDLE_NONE) { 27252c6c5294388e251ebc1e00d6c8785190561c27fcGlenn Kasten return AudioSystem::getParameters(output, keys); 2726b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 2727b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return String8::empty(); 2728b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 2729ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald} 2730ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald 273123a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kastenbool AudioTrack::isOffloaded() const 273223a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten{ 273323a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten AutoMutex lock(mLock); 273423a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten return isOffloaded_l(); 273523a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten} 273623a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten 2737ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurentbool AudioTrack::isDirect() const 2738ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent{ 2739ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 2740ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return isDirect_l(); 2741ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent} 2742ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 2743ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurentbool AudioTrack::isOffloadedOrDirect() const 2744ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent{ 2745ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 2746ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return isOffloadedOrDirect_l(); 2747ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent} 2748ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 2749ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 27507c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastenstatus_t AudioTrack::dump(int fd, const Vector<String16>& args __unused) const 275189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 275289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 275389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const size_t SIZE = 256; 275489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project char buffer[SIZE]; 275589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project String8 result; 275689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 275789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(" AudioTrack::dump\n"); 275885ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten snprintf(buffer, 255, " stream type(%d), left - right volume(%f, %f)\n", mStreamType, 2759877a0ac7e8677fa1cbd0e8565ad9d38ba0db5fc0Glenn Kasten mVolume[AUDIO_INTERLEAVE_LEFT], mVolume[AUDIO_INTERLEAVE_RIGHT]); 276089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 2761377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT snprintf(buffer, 255, " format(%d), channel count(%d), frame count(%zu)\n", mFormat, 2762b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mChannelCount, mFrameCount); 276389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 27648edb8dc44b8a2f81bdb5db645b6b708548771a31Andy Hung snprintf(buffer, 255, " sample rate(%u), speed(%f), status(%d)\n", 27655a8a95de6dad1a3bcf3da5a37b35766e89086e13Ricardo Garcia mSampleRate, mPlaybackRate.mSpeed, mStatus); 276689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 27679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten snprintf(buffer, 255, " state(%d), latency (%d)\n", mState, mLatency); 276889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 276989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project ::write(fd, result.string(), result.size()); 277089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 277189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 277289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 27732812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burkuint32_t AudioTrack::getUnderrunCount() const 27742812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk{ 27752812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk AutoMutex lock(mLock); 27762812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk return getUnderrunCount_l(); 27772812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk} 27782812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk 27792812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burkuint32_t AudioTrack::getUnderrunCount_l() const 27802812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk{ 27812812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk return mProxy->getUnderrunCount() + mUnderrunCountOffset; 27822812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk} 27832812d9ea3a3a33142dd8e23c9d949c498d6f7a12Phil Burk 27849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenuint32_t AudioTrack::getUnderrunFrames() const 27859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 27869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 27879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return mProxy->getUnderrunFrames(); 27889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 27899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 2790296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurentstatus_t AudioTrack::addAudioDeviceCallback(const sp<AudioSystem::AudioDeviceCallback>& callback) 2791296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent{ 2792296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (callback == 0) { 2793296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent ALOGW("%s adding NULL callback!", __FUNCTION__); 2794296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return BAD_VALUE; 2795296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2796296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent AutoMutex lock(mLock); 2797296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mDeviceCallback == callback) { 2798296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent ALOGW("%s adding same callback!", __FUNCTION__); 2799296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return INVALID_OPERATION; 2800296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2801296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent status_t status = NO_ERROR; 2802296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mOutput != AUDIO_IO_HANDLE_NONE) { 2803296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mDeviceCallback != 0) { 2804296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent ALOGW("%s callback already present!", __FUNCTION__); 2805296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mOutput); 2806296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2807296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent status = AudioSystem::addAudioDeviceCallback(callback, mOutput); 2808296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2809296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent mDeviceCallback = callback; 2810296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return status; 2811296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent} 2812296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent 2813296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurentstatus_t AudioTrack::removeAudioDeviceCallback( 2814296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent const sp<AudioSystem::AudioDeviceCallback>& callback) 2815296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent{ 2816296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (callback == 0) { 2817296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent ALOGW("%s removing NULL callback!", __FUNCTION__); 2818296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return BAD_VALUE; 2819296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2820296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent AutoMutex lock(mLock); 2821296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mDeviceCallback != callback) { 2822296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent ALOGW("%s removing different callback!", __FUNCTION__); 2823296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return INVALID_OPERATION; 2824296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2825296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent if (mOutput != AUDIO_IO_HANDLE_NONE) { 2826296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mOutput); 2827296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent } 2828296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent mDeviceCallback = 0; 2829296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent return NO_ERROR; 2830296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent} 2831296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent 2832e13f8a603867280de9b02ce4839202a182556416Andy Hungstatus_t AudioTrack::pendingDuration(int32_t *msec, ExtendedTimestamp::Location location) 2833e13f8a603867280de9b02ce4839202a182556416Andy Hung{ 2834e13f8a603867280de9b02ce4839202a182556416Andy Hung if (msec == nullptr || 2835e13f8a603867280de9b02ce4839202a182556416Andy Hung (location != ExtendedTimestamp::LOCATION_SERVER 2836e13f8a603867280de9b02ce4839202a182556416Andy Hung && location != ExtendedTimestamp::LOCATION_KERNEL)) { 2837e13f8a603867280de9b02ce4839202a182556416Andy Hung return BAD_VALUE; 2838e13f8a603867280de9b02ce4839202a182556416Andy Hung } 2839e13f8a603867280de9b02ce4839202a182556416Andy Hung AutoMutex lock(mLock); 2840e13f8a603867280de9b02ce4839202a182556416Andy Hung // inclusive of offloaded and direct tracks. 2841e13f8a603867280de9b02ce4839202a182556416Andy Hung // 2842e13f8a603867280de9b02ce4839202a182556416Andy Hung // It is possible, but not enabled, to allow duration computation for non-pcm 2843e13f8a603867280de9b02ce4839202a182556416Andy Hung // audio_has_proportional_frames() formats because currently they have 2844e13f8a603867280de9b02ce4839202a182556416Andy Hung // the drain rate equivalent to the pcm sample rate * framesize. 2845e13f8a603867280de9b02ce4839202a182556416Andy Hung if (!isPurePcmData_l()) { 2846e13f8a603867280de9b02ce4839202a182556416Andy Hung return INVALID_OPERATION; 2847e13f8a603867280de9b02ce4839202a182556416Andy Hung } 2848e13f8a603867280de9b02ce4839202a182556416Andy Hung ExtendedTimestamp ets; 2849e13f8a603867280de9b02ce4839202a182556416Andy Hung if (getTimestamp_l(&ets) == OK 2850e13f8a603867280de9b02ce4839202a182556416Andy Hung && ets.mTimeNs[location] > 0) { 2851e13f8a603867280de9b02ce4839202a182556416Andy Hung int64_t diff = ets.mPosition[ExtendedTimestamp::LOCATION_CLIENT] 2852e13f8a603867280de9b02ce4839202a182556416Andy Hung - ets.mPosition[location]; 2853e13f8a603867280de9b02ce4839202a182556416Andy Hung if (diff < 0) { 2854e13f8a603867280de9b02ce4839202a182556416Andy Hung *msec = 0; 2855e13f8a603867280de9b02ce4839202a182556416Andy Hung } else { 2856e13f8a603867280de9b02ce4839202a182556416Andy Hung // ms is the playback time by frames 2857e13f8a603867280de9b02ce4839202a182556416Andy Hung int64_t ms = (int64_t)((double)diff * 1000 / 2858e13f8a603867280de9b02ce4839202a182556416Andy Hung ((double)mSampleRate * mPlaybackRate.mSpeed)); 2859e13f8a603867280de9b02ce4839202a182556416Andy Hung // clockdiff is the timestamp age (negative) 2860e13f8a603867280de9b02ce4839202a182556416Andy Hung int64_t clockdiff = (mState != STATE_ACTIVE) ? 0 : 2861e13f8a603867280de9b02ce4839202a182556416Andy Hung ets.mTimeNs[location] 2862e13f8a603867280de9b02ce4839202a182556416Andy Hung + ets.mTimebaseOffset[ExtendedTimestamp::TIMEBASE_MONOTONIC] 2863e13f8a603867280de9b02ce4839202a182556416Andy Hung - systemTime(SYSTEM_TIME_MONOTONIC); 2864e13f8a603867280de9b02ce4839202a182556416Andy Hung 2865e13f8a603867280de9b02ce4839202a182556416Andy Hung //ALOGV("ms: %lld clockdiff: %lld", (long long)ms, (long long)clockdiff); 2866e13f8a603867280de9b02ce4839202a182556416Andy Hung static const int NANOS_PER_MILLIS = 1000000; 2867e13f8a603867280de9b02ce4839202a182556416Andy Hung *msec = (int32_t)(ms + clockdiff / NANOS_PER_MILLIS); 2868e13f8a603867280de9b02ce4839202a182556416Andy Hung } 2869e13f8a603867280de9b02ce4839202a182556416Andy Hung return NO_ERROR; 2870e13f8a603867280de9b02ce4839202a182556416Andy Hung } 2871e13f8a603867280de9b02ce4839202a182556416Andy Hung if (location != ExtendedTimestamp::LOCATION_SERVER) { 2872e13f8a603867280de9b02ce4839202a182556416Andy Hung return INVALID_OPERATION; // LOCATION_KERNEL is not available 2873e13f8a603867280de9b02ce4839202a182556416Andy Hung } 2874e13f8a603867280de9b02ce4839202a182556416Andy Hung // use server position directly (offloaded and direct arrive here) 2875e13f8a603867280de9b02ce4839202a182556416Andy Hung updateAndGetPosition_l(); 2876e13f8a603867280de9b02ce4839202a182556416Andy Hung int32_t diff = (Modulo<uint32_t>(mFramesWritten) - mPosition).signedValue(); 2877e13f8a603867280de9b02ce4839202a182556416Andy Hung *msec = (diff <= 0) ? 0 2878e13f8a603867280de9b02ce4839202a182556416Andy Hung : (int32_t)((double)diff * 1000 / ((double)mSampleRate * mPlaybackRate.mSpeed)); 2879e13f8a603867280de9b02ce4839202a182556416Andy Hung return NO_ERROR; 2880e13f8a603867280de9b02ce4839202a182556416Andy Hung} 2881e13f8a603867280de9b02ce4839202a182556416Andy Hung 288265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hungbool AudioTrack::hasStarted() 288365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung{ 288465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung AutoMutex lock(mLock); 288565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung switch (mState) { 288665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_STOPPED: 288765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (isOffloadedOrDirect_l()) { 288865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // check if we have started in the past to return true. 288965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung return mStartUs > 0; 289065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 289165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // A normal audio track may still be draining, so 289265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // check if stream has ended. This covers fasttrack position 289365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // instability and start/stop without any data written. 289465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (mProxy->getStreamEndDone()) { 289565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung return true; 289665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 289765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // fall through 289865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_ACTIVE: 289965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_STOPPING: 290065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung break; 290165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_PAUSED: 290265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_PAUSED_STOPPING: 290365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung case STATE_FLUSHED: 290465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung return false; // we're not active 290565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung default: 290665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung LOG_ALWAYS_FATAL("Invalid mState in hasStarted(): %d", mState); 290765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung break; 290865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 290965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung 291065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // wait indicates whether we need to wait for a timestamp. 291165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // This is conservatively figured - if we encounter an unexpected error 291265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung // then we will not wait. 291365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung bool wait = false; 291465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (isOffloadedOrDirect_l()) { 291565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung AudioTimestamp ts; 291665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung status_t status = getTimestamp_l(ts); 291765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (status == WOULD_BLOCK) { 291865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung wait = true; 291965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } else if (status == OK) { 292065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung wait = (ts.mPosition == 0 || ts.mPosition == mStartTs.mPosition); 292165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 292265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung ALOGV("hasStarted wait:%d ts:%u start position:%lld", 292365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (int)wait, 292465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung ts.mPosition, 292565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (long long)mStartTs.mPosition); 292665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } else { 292765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung int location = ExtendedTimestamp::LOCATION_SERVER; // for ALOG 292865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung ExtendedTimestamp ets; 292965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung status_t status = getTimestamp_l(&ets); 293065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (status == WOULD_BLOCK) { // no SERVER or KERNEL frame info in ets 293165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung wait = true; 293265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } else if (status == OK) { 293365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung for (location = ExtendedTimestamp::LOCATION_KERNEL; 293465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung location >= ExtendedTimestamp::LOCATION_SERVER; --location) { 293565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung if (ets.mTimeNs[location] < 0 || mStartEts.mTimeNs[location] < 0) { 293665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung continue; 293765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 293865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung wait = ets.mPosition[location] == 0 293965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung || ets.mPosition[location] == mStartEts.mPosition[location]; 294065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung break; 294165ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 294265ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 294365ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung ALOGV("hasStarted wait:%d ets:%lld start position:%lld", 294465ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (int)wait, 294565ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (long long)ets.mPosition[location], 294665ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung (long long)mStartEts.mPosition[location]); 294765ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung } 294865ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung return !wait; 294965ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung} 295065ffdfc7e92f9900d72bf6dc0b7f4e1231d4da03Andy Hung 29519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten// ========================================================================= 29529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 29537c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastenvoid AudioTrack::DeathNotifier::binderDied(const wp<IBinder>& who __unused) 29549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 29559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrack> audioTrack = mAudioTrack.promote(); 29569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (audioTrack != 0) { 29579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(audioTrack->mLock); 29589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioTrack->mProxy->binderDied(); 29599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 29609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 29619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 296289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ========================================================================= 296389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 296489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrackThread::AudioTrackThread(AudioTrack& receiver, bool bCanCallJava) 2965598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten : Thread(bCanCallJava), mReceiver(receiver), mPaused(true), mPausedInt(false), mPausedNs(0LL), 2966598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt(false) 29673acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 29683acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 29693acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 29703acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn KastenAudioTrack::AudioTrackThread::~AudioTrackThread() 297189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 297289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 297389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 297489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioTrack::AudioTrackThread::threadLoop() 297589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 29763acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten { 29773acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 29783acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten if (mPaused) { 297975f79038715b4b1cf28e0457abfa84ccd17bb57eGlenn Kasten // TODO check return value and handle or log 29803acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mMyCond.wait(mMyLock); 29813acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // caller will check for exitPending() 29823acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten return true; 29833acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 2984598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten if (mIgnoreNextPausedInt) { 2985598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt = false; 2986598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mPausedInt = false; 2987598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten } 29885a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten if (mPausedInt) { 298947d5517331f41f8583f4e47752132de96e14a96fGlenn Kasten // TODO use futex instead of condition, for event flag "or" 29905a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten if (mPausedNs > 0) { 299175f79038715b4b1cf28e0457abfa84ccd17bb57eGlenn Kasten // TODO check return value and handle or log 29925a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten (void) mMyCond.waitRelative(mMyLock, mPausedNs); 29935a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } else { 299475f79038715b4b1cf28e0457abfa84ccd17bb57eGlenn Kasten // TODO check return value and handle or log 29955a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mMyCond.wait(mMyLock); 29965a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } 29979d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent mPausedInt = false; 29985a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten return true; 29995a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } 30003acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 30017985dcb06e0c29d5cc12d0c0e17e03d5d863cf53Eric Laurent if (exitPending()) { 30027985dcb06e0c29d5cc12d0c0e17e03d5d863cf53Eric Laurent return false; 30037985dcb06e0c29d5cc12d0c0e17e03d5d863cf53Eric Laurent } 30047c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kasten nsecs_t ns = mReceiver.processAudioBuffer(); 30059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten switch (ns) { 30069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case 0: 30079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 30089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case NS_INACTIVE: 30095a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten pauseInternal(); 30109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 30119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case NS_NEVER: 30129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return false; 30135a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten case NS_WHENEVER: 30143c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung // Event driven: call wake() when callback notifications conditions change. 30153c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung ns = INT64_MAX; 30165a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten // fall through 30179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten default: 301834fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn LOG_ALWAYS_FATAL_IF(ns < 0, "processAudioBuffer() returned %" PRId64, ns); 30195a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten pauseInternal(ns); 30209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 3021ca8b28013c0558a4a3323a1a0f58520277200086Glenn Kasten } 302289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 302389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 30243acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::requestExit() 30253acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 30263acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // must be in this order to avoid a race condition 30273acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten Thread::requestExit(); 3028598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten resume(); 30293acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 30303acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 30313acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::pause() 30323acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 30333acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 30343acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mPaused = true; 30353acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 30363acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 30373acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::resume() 30383acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 30393acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 3040598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt = true; 30419d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent if (mPaused || mPausedInt) { 30423acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mPaused = false; 30439d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent mPausedInt = false; 30443acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mMyCond.signal(); 30453acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 30463acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 30473acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 30483c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hungvoid AudioTrack::AudioTrackThread::wake() 30493c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung{ 30503c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung AutoMutex _l(mMyLock); 3051a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung if (!mPaused) { 3052a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung // wake() might be called while servicing a callback - ignore the next 3053a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung // pause time and call processAudioBuffer. 30543c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung mIgnoreNextPausedInt = true; 3055a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung if (mPausedInt && mPausedNs > 0) { 3056a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung // audio track is active and internally paused with timeout. 3057a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung mPausedInt = false; 3058a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung mMyCond.signal(); 3059a8d0890ca969ec40fdcf1cfcbeef85c0c379cfafAndy Hung } 30603c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung } 30613c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung} 30623c09c78aabcb9d314dfb400258fb99a37c7b50c9Andy Hung 30635a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kastenvoid AudioTrack::AudioTrackThread::pauseInternal(nsecs_t ns) 30645a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten{ 30655a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten AutoMutex _l(mMyLock); 30665a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mPausedInt = true; 30675a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mPausedNs = ns; 30685a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten} 30695a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten 307040bc906252974d0b389ae4a147232d0c9a97193fGlenn Kasten} // namespace android 3071