AudioTrack.cpp revision 34fb29696b0f3abf61b10f8d053b1f33d501de0a
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> 31fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin 32b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald#define WAIT_PERIOD_MS 10 33b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald#define WAIT_STREAM_END_TIMEOUT_SEC 120 34b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 35511754b5839fd9b09fc56b89ae007fbc39084a33Glenn Kasten 3689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectnamespace android { 3733005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh// --------------------------------------------------------------------------- 3833005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 3933005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh// static 4033005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yehstatus_t AudioTrack::getMinFrameCount( 41e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten size_t* frameCount, 42fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 4333005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh uint32_t sampleRate) 4433005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh{ 45d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (frameCount == NULL) { 46d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 47d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 4804cd0186305e2b59d23c9147787046c6662029ccGlenn Kasten 49e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // FIXME merge with similar code in createTrack_l(), except we're missing 50e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // some information here that is available in createTrack_l(): 51e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_io_handle_t output 52e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_format_t format 53e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_channel_mask_t channelMask 54e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_output_flags_t flags 553b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kasten uint32_t afSampleRate; 5666a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status_t status; 5766a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputSamplingRate(&afSampleRate, streamType); 5866a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 5970c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output sample rate for stream type %d; status %d", 6070c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 6166a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 6233005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 63e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten size_t afFrameCount; 6466a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputFrameCount(&afFrameCount, streamType); 6566a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 6670c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output frame count for stream type %d; status %d", 6770c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 6866a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 6933005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 7033005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh uint32_t afLatency; 7166a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputLatency(&afLatency, streamType); 7266a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 7370c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output latency for stream type %d; status %d", 7470c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 7566a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 7633005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 7733005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 7833005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh // Ensure that buffer depth covers at least audio hardware latency 7933005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh uint32_t minBufCount = afLatency / ((1000 * afFrameCount) / afSampleRate); 809f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (minBufCount < 2) { 819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minBufCount = 2; 829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 8333005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 8433005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh *frameCount = (sampleRate == 0) ? afFrameCount * minBufCount : 85e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten afFrameCount * minBufCount * sampleRate / afSampleRate; 8666a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten // The formula above should always produce a non-zero value, but return an error 8766a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten // in the unlikely event that it does not, as that's part of the API contract. 8866a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (*frameCount == 0) { 8966a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten ALOGE("AudioTrack::getMinFrameCount failed for streamType %d, sampleRate %d", 9066a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten streamType, sampleRate); 9166a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return BAD_VALUE; 9266a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten } 9334fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("getMinFrameCount=%zu: afFrameCount=%zu, minBufCount=%d, afSampleRate=%d, afLatency=%d", 943acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten *frameCount, afFrameCount, minBufCount, afSampleRate, afLatency); 9533005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh return NO_ERROR; 9633005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh} 9789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 9889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// --------------------------------------------------------------------------- 9989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrack() 101879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 1024ff14bae91075eb274eb1c2975982358946e7e63John Grossman mIsTimed(false), 1034ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 1047064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 1057064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPausedPosition(0) 10689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 107faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_UNKNOWN; 108faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_UNKNOWN; 109faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.flags = 0x0; 110faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi strcpy(mAttributes.tags, ""); 11189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 11289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 11389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrack( 114fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 11589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 116e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 11728b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 118bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten size_t frameCount, 1190ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 12089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 12189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 122838b3d8bafa4a781e277870dee4e0390165cff52Glenn Kasten uint32_t notificationFrames, 1239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int sessionId, 124ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 125462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 126d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int uid, 127d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen pid_t pid) 128879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 1294ff14bae91075eb274eb1c2975982358946e7e63John Grossman mIsTimed(false), 1304ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 1317064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 1327064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPausedPosition(0) 13389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1340d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi mStatus = set(streamType, sampleRate, format, channelMask, 135a514bdb58b5de4986679f72b7204b4764f7a2778Eric Laurent frameCount, flags, cbf, user, notificationFrames, 136462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen 0 /*sharedBuffer*/, false /*threadCanCallJava*/, sessionId, transferType, 137faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi offloadInfo, uid, pid, NULL /*no audio attributes*/); 13889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 13989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 140c813985abd8ba61e999b3505f6a332574f87a1beAndreas HuberAudioTrack::AudioTrack( 141fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 14289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 143e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 14428b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 14589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const sp<IMemory>& sharedBuffer, 1460ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 14789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 14889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 149838b3d8bafa4a781e277870dee4e0390165cff52Glenn Kasten uint32_t notificationFrames, 1509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int sessionId, 151ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 152462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 153d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int uid, 154d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen pid_t pid) 155879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 1564ff14bae91075eb274eb1c2975982358946e7e63John Grossman mIsTimed(false), 1574ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 1587064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 1597064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPausedPosition(0) 16089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1610d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi mStatus = set(streamType, sampleRate, format, channelMask, 16217a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten 0 /*frameCount*/, flags, cbf, user, notificationFrames, 163d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen sharedBuffer, false /*threadCanCallJava*/, sessionId, transferType, offloadInfo, 164faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi uid, pid, NULL /*no audio attributes*/); 16589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 16689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::~AudioTrack() 16889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 16989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mStatus == NO_ERROR) { 17089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Make sure that callback function exits in the case where 17189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // it is looping on buffer full condition in obtainBuffer(). 17289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Otherwise the callback thread will never exit. 17389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project stop(); 17489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mAudioTrackThread != 0) { 175b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mProxy->interrupt(); 1763acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mAudioTrackThread->requestExit(); // see comment in AudioTrack.h 17789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioTrackThread->requestExitAndWait(); 17889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioTrackThread.clear(); 17989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 18053cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten mAudioTrack->asBinder()->unlinkToDeath(mDeathNotifier, this); 18153cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten mAudioTrack.clear(); 1823bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent mCblkMemory.clear(); 1833bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent mSharedBuffer.clear(); 18489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project IPCThreadState::self()->flushCommands(); 185d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen ALOGV("~AudioTrack, releasing session id from %d on behalf of %d", 186d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen IPCThreadState::self()->getCallingPid(), mClientPid); 187d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen AudioSystem::releaseAudioSessionId(mSessionId, mClientPid); 18889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 18989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 19089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 19189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::set( 192fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 19389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 194e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 19528b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 196bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten size_t frameCount, 1970ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 19889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 19989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 200838b3d8bafa4a781e277870dee4e0390165cff52Glenn Kasten uint32_t notificationFrames, 20189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const sp<IMemory>& sharedBuffer, 202be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent bool threadCanCallJava, 2039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int sessionId, 204ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 205462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 206d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int uid, 207faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi pid_t pid, 208faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi audio_attributes_t* pAttributes) 20989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 210bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten ALOGV("set(): streamType %d, sampleRate %u, format %#x, channelMask %#x, frameCount %zu, " 211838b3d8bafa4a781e277870dee4e0390165cff52Glenn Kasten "flags #%x, notificationFrames %u, sessionId %d, transferType %d", 212bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten streamType, sampleRate, format, channelMask, frameCount, flags, notificationFrames, 21386f04663032ddaa25110149d709bbf896ad83b02Glenn Kasten sessionId, transferType); 21486f04663032ddaa25110149d709bbf896ad83b02Glenn Kasten 2159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten switch (transferType) { 2169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_DEFAULT: 2179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer != 0) { 2189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_SHARED; 2199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (cbf == NULL || threadCanCallJava) { 2209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_SYNC; 2219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 2229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_CALLBACK; 2239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 2259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_CALLBACK: 2269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (cbf == NULL || sharedBuffer != 0) { 2279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_CALLBACK but cbf == NULL || sharedBuffer != 0"); 2289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 2299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 2319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_OBTAIN: 2329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_SYNC: 2339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer != 0) { 2349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_OBTAIN but sharedBuffer != 0"); 2359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 2369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 2389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_SHARED: 2399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer == 0) { 2409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_SHARED but sharedBuffer == 0"); 2419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 2429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 2449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten default: 2459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Invalid transfer type %d", transferType); 2469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 2479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 248dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten mSharedBuffer = sharedBuffer; 2499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mTransfer = transferType; 2509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 25185ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten ALOGV_IF(sharedBuffer != 0, "sharedBuffer: %p, size: %d", sharedBuffer->pointer(), 25285ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten sharedBuffer->size()); 25389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 25434fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("set() streamType %d frameCount %zu flags %04x", streamType, frameCount, flags); 2551a9ed11a472493cac7f6dfcbfac2064526a493edEric Laurent 2561703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 2579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 25853cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten // invariant that mAudioTrack != 0 is true only after set() returns successfully 2591dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent if (mAudioTrack != 0) { 26029357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Track already in use"); 26189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return INVALID_OPERATION; 26289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 26389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 26489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // handle default values first. 265fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin if (streamType == AUDIO_STREAM_DEFAULT) { 266fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin streamType = AUDIO_STREAM_MUSIC; 26789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 268faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 269faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if (pAttributes == NULL) { 270faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if (uint32_t(streamType) >= AUDIO_STREAM_CNT) { 271faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGE("Invalid stream type %d", streamType); 272faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return BAD_VALUE; 273faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 274faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi setAttributesFromStreamType(streamType); 275faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = streamType; 276faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } else { 277faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if (!isValidAttributes(pAttributes)) { 278faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGE("Invalid attributes: usage=%d content=%d flags=0x%x tags=[%s]", 279faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi pAttributes->usage, pAttributes->content_type, pAttributes->flags, 280faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi pAttributes->tags); 281faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 282faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // stream type shouldn't be looked at, this track has audio attributes 283faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi memcpy(&mAttributes, pAttributes, sizeof(audio_attributes_t)); 284faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi setStreamTypeFromAttributes(mAttributes); 285faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGV("Building AudioTrack with attributes: usage=%d content=%d flags=0x%x tags=[%s]", 286faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage, mAttributes.content_type, mAttributes.flags, mAttributes.tags); 287dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten } 288ea7939a079b3600cab955760839b021326f8cfc3Glenn Kasten 289b1bef51fec06e8bceec914d1b48b411d3ff2adffGlenn Kasten status_t status; 29089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (sampleRate == 0) { 2915bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi status = AudioSystem::getOutputSamplingRateForAttr(&sampleRate, &mAttributes); 292b1bef51fec06e8bceec914d1b48b411d3ff2adffGlenn Kasten if (status != NO_ERROR) { 293b1bef51fec06e8bceec914d1b48b411d3ff2adffGlenn Kasten ALOGE("Could not get output sample rate for stream type %d; status %d", 294faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType, status); 295b1bef51fec06e8bceec914d1b48b411d3ff2adffGlenn Kasten return status; 296e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 29789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 298e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mSampleRate = sampleRate; 299ea7939a079b3600cab955760839b021326f8cfc3Glenn Kasten 30089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // these below should probably come from the audioFlinger too... 301e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten if (format == AUDIO_FORMAT_DEFAULT) { 302fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin format = AUDIO_FORMAT_PCM_16_BIT; 30389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 30489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 30589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // validate parameters 306fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin if (!audio_is_valid_format(format)) { 307cac3daa6332bf6d1f7d26adc4a9915f3d7992dd9Glenn Kasten ALOGE("Invalid format %#x", format); 30889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 30989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 310dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten mFormat = format; 311c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 3128ba90326d683b035d99e24db669093e4602a7149Glenn Kasten if (!audio_is_output_channel(channelMask)) { 3138ba90326d683b035d99e24db669093e4602a7149Glenn Kasten ALOGE("Invalid channel mask %#x", channelMask); 3148ba90326d683b035d99e24db669093e4602a7149Glenn Kasten return BAD_VALUE; 3158ba90326d683b035d99e24db669093e4602a7149Glenn Kasten } 316e3247bf8dd4f8fa8dfa3a108260241ae4a967569Glenn Kasten mChannelMask = channelMask; 317e541269be94f3a1072932d51537905b120ef4733Andy Hung uint32_t channelCount = audio_channel_count_from_out_mask(channelMask); 318e3247bf8dd4f8fa8dfa3a108260241ae4a967569Glenn Kasten mChannelCount = channelCount; 3198ba90326d683b035d99e24db669093e4602a7149Glenn Kasten 320e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // AudioFlinger does not currently support 8-bit data in shared memory 321e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten if (format == AUDIO_FORMAT_PCM_8_BIT && sharedBuffer != 0) { 322e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten ALOGE("8-bit data in shared memory is not supported"); 323e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten return BAD_VALUE; 324e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 325e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 326c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // force direct flag if format is not linear PCM 327b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // or offload was requested 328b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if ((flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) 329b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald || !audio_is_linear_pcm(format)) { 330b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGV( (flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) 331b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ? "Offload request, forcing to Direct Output" 332b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald : "Not linear PCM, forcing to Direct Output"); 3330ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent flags = (audio_output_flags_t) 3343acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // FIXME why can't we allow direct AND fast? 3350ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent ((flags | AUDIO_OUTPUT_FLAG_DIRECT) & ~AUDIO_OUTPUT_FLAG_FAST); 336c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 3371948eb3ea6eee336e8cdab9b0c693f93f5f19993Eric Laurent // only allow deep buffering for music stream type 338faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if (mStreamType != AUDIO_STREAM_MUSIC) { 3391948eb3ea6eee336e8cdab9b0c693f93f5f19993Eric Laurent flags = (audio_output_flags_t)(flags &~AUDIO_OUTPUT_FLAG_DEEP_BUFFER); 3401948eb3ea6eee336e8cdab9b0c693f93f5f19993Eric Laurent } 341c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 342b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten if (flags & AUDIO_OUTPUT_FLAG_DIRECT) { 343b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten if (audio_is_linear_pcm(format)) { 344b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = channelCount * audio_bytes_per_sample(format); 345b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten } else { 346b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = sizeof(uint8_t); 347b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten } 348b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSizeAF = mFrameSize; 349e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten } else { 350b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten ALOG_ASSERT(audio_is_linear_pcm(format)); 351b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = channelCount * audio_bytes_per_sample(format); 352b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSizeAF = channelCount * audio_bytes_per_sample( 353b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten format == AUDIO_FORMAT_PCM_8_BIT ? AUDIO_FORMAT_PCM_16_BIT : format); 354b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten // createTrack will return an error if PCM format is not supported by server, 355b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten // so no need to check for specific PCM formats here 356e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten } 357e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 358b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // Make copy of input parameter offloadInfo so that in the future: 359b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // (a) createTrack_l doesn't need it as an input parameter 360b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // (b) we can support re-creation of offloaded tracks 361b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten if (offloadInfo != NULL) { 362b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfoCopy = *offloadInfo; 363b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfo = &mOffloadInfoCopy; 364b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten } else { 365b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfo = NULL; 366b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten } 367b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten 36866e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_LEFT] = 1.0f; 36966e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_RIGHT] = 1.0f; 37005632a5fa4b88ca474294887fc92a9fcdf0e2352Glenn Kasten mSendLevel = 0.0f; 371396fabdb6efcdac5aea3d9f559d1beedf6a4cedcGlenn Kasten // mFrameCount is initialized in createTrack_l 372b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mReqFrameCount = frameCount; 373d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent mNotificationFramesReq = notificationFrames; 3749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNotificationFramesAct = 0; 375be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent mSessionId = sessionId; 376d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int callingpid = IPCThreadState::self()->getCallingPid(); 377d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int mypid = getpid(); 378d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen if (uid == -1 || (callingpid != mypid)) { 379462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen mClientUid = IPCThreadState::self()->getCallingUid(); 380462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen } else { 381462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen mClientUid = uid; 382462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen } 383d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen if (pid == -1 || (callingpid != mypid)) { 384d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen mClientPid = callingpid; 385d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen } else { 386d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen mClientPid = pid; 387d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen } 3882beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAuxEffectId = 0; 389093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten mFlags = flags; 3904a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten mCbf = cbf; 391be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 392a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten if (cbf != NULL) { 393896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent mAudioTrackThread = new AudioTrackThread(*this, threadCanCallJava); 394a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten mAudioTrackThread->run("AudioTrack", ANDROID_PRIORITY_AUDIO, 0 /*stack*/); 395a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten } 396a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten 39734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent // create the IAudioTrack 398363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten status = createTrack_l(0 /*epoch*/); 399a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten 40034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (status != NO_ERROR) { 401a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten if (mAudioTrackThread != 0) { 402b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mAudioTrackThread->requestExit(); // see comment in AudioTrack.h 403b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mAudioTrackThread->requestExitAndWait(); 404a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten mAudioTrackThread.clear(); 405a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten } 40689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return status; 40789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 40834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 40989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mStatus = NO_ERROR; 4109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_STOPPED; 41189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUserData = user; 4129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLoopPeriod = 0; 41389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = 0; 4142c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 41589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition = 0; 41689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = 0; 417d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen AudioSystem::acquireAudioSessionId(mSessionId, mClientPid); 4189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mSequence = 1; 4199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mObservedSequence = mSequence; 4209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = false; 4219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 42289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 42389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 42489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 42589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 42689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 427b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgeraldstatus_t AudioTrack::start() 42889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 429f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 430b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 4319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 432b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 4339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 4341703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 4359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = true; 4362b584244930c9de0e3bc46898a801e9ccb731900Eric Laurent 4379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten State previousState = mState; 438b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (previousState == STATE_PAUSED_STOPPING) { 439b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPING; 440b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 441b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_ACTIVE; 442b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 4439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (previousState == STATE_STOPPED || previousState == STATE_FLUSHED) { 4449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // reset current position as seen by client to 0 4459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->setEpoch(mProxy->getEpoch() - mProxy->getPosition()); 446ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent // force refresh of remaining frames by processAudioBuffer() as last 447ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent // write before stop could be partial. 448ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent mRefreshRemaining = true; 44989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 4509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition = mProxy->getPosition() + mUpdatePeriod; 45196f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten int32_t flags = android_atomic_and(~CBLK_DISABLED, &mCblk->mFlags); 45289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 45389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sp<AudioTrackThread> t = mAudioTrackThread; 4549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (t != 0) { 455b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (previousState == STATE_STOPPING) { 456b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mProxy->interrupt(); 457b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 458b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald t->resume(); 459b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 4609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 4619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mPreviousPriority = getpriority(PRIO_PROCESS, 0); 4629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten get_sched_policy(0, &mPreviousSchedulingGroup); 4639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten androidSetThreadPriority(0, ANDROID_PRIORITY_AUDIO); 4649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 46589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t status = NO_ERROR; 4679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!(flags & CBLK_INVALID)) { 4689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = mAudioTrack->start(); 4699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status == DEAD_OBJECT) { 4709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten flags |= CBLK_INVALID; 47189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 4729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 4739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_INVALID) { 4749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = restoreTrack_l("start"); 4759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 4769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 4779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status != NO_ERROR) { 4789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("start() status %d", status); 4799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = previousState; 48089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 481b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (previousState != STATE_STOPPING) { 482b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald t->pause(); 483b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 48489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else { 485879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten setpriority(PRIO_PROCESS, 0, mPreviousPriority); 486a636433cbd09c0708b85f337ef45c0cdef3bcb4dGlenn Kasten set_sched_policy(0, mPreviousSchedulingGroup); 48789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 48889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 48989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 490b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return status; 4919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 4929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 4939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenvoid AudioTrack::stop() 4949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 4959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 496397edb3377e5775f4df60afb8bf6d4711e5adc0eGlenn Kasten if (mState != STATE_ACTIVE && mState != STATE_PAUSED) { 4979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 4989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 4999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 50023a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 501b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPING; 502b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 503b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPED; 504b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 505b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 5069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->interrupt(); 5079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->stop(); 5089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // the playback head position will reset to 0, so if a marker is set, we need 5099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to activate it again 5109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mMarkerReached = false; 5119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 5129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Force flush if a shared buffer is used otherwise audioflinger 5139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // will not stop before end of buffer is reached. 5149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // It may be needed to make sure that we stop playback, likely in case looping is on. 5159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mSharedBuffer != 0) { 5169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten flush_l(); 5179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 5189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 519b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 5209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrackThread> t = mAudioTrackThread; 5219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (t != 0) { 52223a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (!isOffloaded_l()) { 523b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald t->pause(); 524b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 5259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 5269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten setpriority(PRIO_PROCESS, 0, mPreviousPriority); 5279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten set_sched_policy(0, mPreviousSchedulingGroup); 5289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 52989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 53089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 53189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioTrack::stopped() const 53289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 5339a2aaf927e56a4b4acab23ef16b3f133a9f48a63Glenn Kasten AutoMutex lock(mLock); 5349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return mState != STATE_ACTIVE; 53589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 53689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 53789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioTrack::flush() 53889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 5399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mSharedBuffer != 0) { 5409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 5419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 5421703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 5439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE || mState == STATE_FLUSHED) { 5449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 5454bae3649d504d590a546717a8e49f96a30d9a745Glenn Kasten } 5469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten flush_l(); 5471703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 5481703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 5491703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentvoid AudioTrack::flush_l() 5501703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 5519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOG_ASSERT(mState != STATE_ACTIVE); 552c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 5532c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi // clear playback marker and periodic update counter 5542c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerPosition = 0; 5552c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 5562c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mUpdatePeriod = 0; 557b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mRefreshRemaining = true; 558c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 5599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_FLUSHED; 56023a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 561b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mProxy->interrupt(); 562b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 5639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->flush(); 5644bae3649d504d590a546717a8e49f96a30d9a745Glenn Kasten mAudioTrack->flush(); 56589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 56689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 56789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioTrack::pause() 56889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 569f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 570b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (mState == STATE_ACTIVE) { 571b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_PAUSED; 572b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else if (mState == STATE_STOPPING) { 573b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_PAUSED_STOPPING; 574b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 5759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 57689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 5779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->interrupt(); 5789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->pause(); 5797064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George 5803a90f2849d49bf65f2d6257fd6da30ae46d745faMarco Nelissen if (isOffloaded_l()) { 581142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 5827064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George uint32_t halFrames; 5837064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George // OffloadThread sends HAL pause in its threadLoop.. time saved 5847064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George // here can be slightly off 5857064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George AudioSystem::getRenderPosition(mOutput, &halFrames, &mPausedPosition); 5867064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George ALOGV("AudioTrack::pause for offload, cache current position %u", mPausedPosition); 5877064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 5887064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 58989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 59089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 591be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurentstatus_t AudioTrack::setVolume(float left, float right) 59289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 593c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten // This duplicates a test by AudioTrack JNI, but that is not the only caller 594c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten if (isnanf(left) || left < GAIN_FLOAT_ZERO || left > GAIN_FLOAT_UNITY || 595c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten isnanf(right) || right < GAIN_FLOAT_ZERO || right > GAIN_FLOAT_UNITY) { 596be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return BAD_VALUE; 597be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 598be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 5991703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 60066e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_LEFT] = left; 60166e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_RIGHT] = right; 60289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 603c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten mProxy->setVolumeLR(gain_minifloat_pack(gain_from_float(left), gain_from_float(right))); 604be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 60523a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 60659fe010bcc072597852454a2ec53d7b0a2002a3bEric Laurent mAudioTrack->signal(); 60759fe010bcc072597852454a2ec53d7b0a2002a3bEric Laurent } 608be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return NO_ERROR; 60989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 61089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 611b1c0993b215c5c3eebd1c6bafc22bba23d57a70bGlenn Kastenstatus_t AudioTrack::setVolume(float volume) 61289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 613b1c0993b215c5c3eebd1c6bafc22bba23d57a70bGlenn Kasten return setVolume(volume, volume); 614be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 615be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 6162beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurentstatus_t AudioTrack::setAuxEffectSendLevel(float level) 617be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 618c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten // This duplicates a test by AudioTrack JNI, but that is not the only caller 619c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten if (isnanf(level) || level < GAIN_FLOAT_ZERO || level > GAIN_FLOAT_UNITY) { 620be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return BAD_VALUE; 621be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 622be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 6239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 624be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent mSendLevel = level; 625e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSendLevel(level); 626be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 627be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return NO_ERROR; 628be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 629be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 630a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenvoid AudioTrack::getAuxEffectSendLevel(float* level) const 631be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 632be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent if (level != NULL) { 6339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *level = mSendLevel; 634be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 63589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 63689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6373b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kastenstatus_t AudioTrack::setSampleRate(uint32_t rate) 63889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 639ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mIsTimed || isOffloadedOrDirect()) { 6404ff14bae91075eb274eb1c2975982358946e7e63John Grossman return INVALID_OPERATION; 6414ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 6424ff14bae91075eb274eb1c2975982358946e7e63John Grossman 6439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t afSamplingRate; 6445bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi if (AudioSystem::getOutputSamplingRateForAttr(&afSamplingRate, &mAttributes) != NO_ERROR) { 645573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent return NO_INIT; 64689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 64789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Resampler implementation limits input sampling rate to 2 x output sampling rate. 648d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (rate == 0 || rate > afSamplingRate*2 ) { 649d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 650d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 65189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6521703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 653e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mSampleRate = rate; 654e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSampleRate(rate); 655e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 656573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent return NO_ERROR; 65789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 65889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 659a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenuint32_t AudioTrack::getSampleRate() const 66089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 6614ff14bae91075eb274eb1c2975982358946e7e63John Grossman if (mIsTimed) { 6623b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kasten return 0; 6634ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 6644ff14bae91075eb274eb1c2975982358946e7e63John Grossman 6651703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 6666f59db12a64f4496866952a251122ccb77a36c6bEric Laurent 6676f59db12a64f4496866952a251122ccb77a36c6bEric Laurent // sample rate can be updated during playback by the offloaded decoder so we need to 6686f59db12a64f4496866952a251122ccb77a36c6bEric Laurent // query the HAL and update if needed. 6696f59db12a64f4496866952a251122ccb77a36c6bEric Laurent// FIXME use Proxy return channel to update the rate from server and avoid polling here 670ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect_l()) { 671142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 6726f59db12a64f4496866952a251122ccb77a36c6bEric Laurent uint32_t sampleRate = 0; 673b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi status_t status = AudioSystem::getSamplingRate(mOutput, &sampleRate); 6746f59db12a64f4496866952a251122ccb77a36c6bEric Laurent if (status == NO_ERROR) { 6756f59db12a64f4496866952a251122ccb77a36c6bEric Laurent mSampleRate = sampleRate; 6766f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 6776f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 6786f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 679e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten return mSampleRate; 68089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 68189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 68289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setLoop(uint32_t loopStart, uint32_t loopEnd, int loopCount) 68389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 684ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mSharedBuffer == 0 || mIsTimed || isOffloadedOrDirect()) { 685083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten return INVALID_OPERATION; 686083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten } 687083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten 68889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (loopCount == 0) { 6899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ; 6909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (loopCount >= -1 && loopStart < loopEnd && loopEnd <= mFrameCount && 6919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten loopEnd - loopStart >= MIN_LOOP) { 6929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ; 6939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 69489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 69589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 69689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 6989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // See setPosition() regarding setting parameters such as loop points or position while active 6999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 7009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 701c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 7029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten setLoop_l(loopStart, loopEnd, loopCount); 70389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 70489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 70589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenvoid AudioTrack::setLoop_l(uint32_t loopStart, uint32_t loopEnd, int loopCount) 7079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 7089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME If setting a loop also sets position to start of loop, then 7099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // this is correct. Otherwise it should be removed. 7109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition = mProxy->getPosition() + mUpdatePeriod; 7119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLoopPeriod = loopCount != 0 ? loopEnd - loopStart : 0; 7129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy->setLoop(loopStart, loopEnd, loopCount); 7139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 7149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 71589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setMarkerPosition(uint32_t marker) 71689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 717fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // The only purpose of setting marker position is to get a callback 718ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mCbf == NULL || isOffloadedOrDirect()) { 719d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 720d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 72189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 72389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = marker; 7242c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 72589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 72689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 72789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 72889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 729a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenstatus_t AudioTrack::getMarkerPosition(uint32_t *marker) const 73089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 731ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 732b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 733b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 734d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (marker == NULL) { 735d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 736d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 73789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 73989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *marker = mMarkerPosition; 74089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 74189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 74289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 74389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 74489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setPositionUpdatePeriod(uint32_t updatePeriod) 74589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 746fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // The only purpose of setting position update period is to get a callback 747ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mCbf == NULL || isOffloadedOrDirect()) { 748d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 749d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 75089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 7529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition = mProxy->getPosition() + updatePeriod; 75389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = updatePeriod; 7542b2165c75790050810460c8de3f414876bce4c0eGlenn Kasten 75589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 75689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 75789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 758a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenstatus_t AudioTrack::getPositionUpdatePeriod(uint32_t *updatePeriod) const 75989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 760ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 761b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 762b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 763d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (updatePeriod == NULL) { 764d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 765d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 76689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 76889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *updatePeriod = mUpdatePeriod; 76989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 77089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 77189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 77289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 77389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setPosition(uint32_t position) 77489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 775ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mSharedBuffer == 0 || mIsTimed || isOffloadedOrDirect()) { 776d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 777d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 7789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (position > mFrameCount) { 7799c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return BAD_VALUE; 7809c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 7819c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 7829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 7839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Currently we require that the player is inactive before setting parameters such as position 7849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // or loop points. Otherwise, there could be a race condition: the application could read the 7859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // current position, compute a new position or loop parameters, and then set that position or 7869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // loop parameters but it would do the "wrong" thing since the position has continued to advance 7879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // in the mean time. If we ever provide a sequencer in server, we could allow a way for the app 7889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to specify how it wants to handle such scenarios. 7899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 7909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 791d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 7929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition = mProxy->getPosition() + mUpdatePeriod; 7939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLoopPeriod = 0; 7949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME Check whether loops and setting position are incompatible in old code. 7959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // If we use setLoop for both purposes we lose the capability to set the position while looping. 7969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy->setLoop(position, mFrameCount, 0); 797c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 79889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 79989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 80089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenstatus_t AudioTrack::getPosition(uint32_t *position) const 80289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 803d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (position == NULL) { 804d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 805d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 8069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 8071703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 808ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect_l()) { 809b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald uint32_t dspFrames = 0; 81089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 811ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloaded_l() && ((mState == STATE_PAUSED) || (mState == STATE_PAUSED_STOPPING))) { 8127064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George ALOGV("getPosition called in paused state, return cached position %u", mPausedPosition); 8137064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George *position = mPausedPosition; 8147064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George return NO_ERROR; 8157064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 8167064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George 817142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 818b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald uint32_t halFrames; 819b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald AudioSystem::getRenderPosition(mOutput, &halFrames, &dspFrames); 820b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 821b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald *position = dspFrames; 822b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 823b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // IAudioTrack::stop() isn't synchronous; we don't know when presentation completes 824b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald *position = (mState == STATE_STOPPED || mState == STATE_FLUSHED) ? 0 : 825b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mProxy->getPosition(); 826b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 82789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 82889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 82989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 830377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETITstatus_t AudioTrack::getBufferPosition(uint32_t *position) 8319c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten{ 8329c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten if (mSharedBuffer == 0 || mIsTimed) { 8339c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return INVALID_OPERATION; 8349c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 8359c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten if (position == NULL) { 8369c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return BAD_VALUE; 8379c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 8389c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 8399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 8409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *position = mStaticProxy->getBufferPosition(); 8419c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return NO_ERROR; 8429c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten} 8439c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 84489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::reload() 84589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 846ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mSharedBuffer == 0 || mIsTimed || isOffloadedOrDirect()) { 847083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten return INVALID_OPERATION; 848083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten } 849083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten 8501703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 8519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // See setPosition() regarding setting parameters such as loop points or position while active 8529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 853d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 854d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 8559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition = mUpdatePeriod; 8569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLoopPeriod = 0; 8579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME The new code cannot reload while keeping a loop specified. 8589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Need to check how the old code handled this, and whether it's a significant change. 8599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy->setLoop(0, mFrameCount, 0); 86089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 86189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 86289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 86338e905b3cbba4da443d799b16999989781afc6d8Glenn Kastenaudio_io_handle_t AudioTrack::getOutput() const 864c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent{ 8651703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 866b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return mOutput; 8671703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 8681703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 869be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurentstatus_t AudioTrack::attachAuxEffect(int effectId) 870be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 8719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 8722beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent status_t status = mAudioTrack->attachAuxEffect(effectId); 8732beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent if (status == NO_ERROR) { 8742beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAuxEffectId = effectId; 8752beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent } 8762beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent return status; 877be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 878be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 87989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 88089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8811703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// must be called with mLock held 882363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kastenstatus_t AudioTrack::createTrack_l(size_t epoch) 88334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent{ 88434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent status_t status; 88534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent const sp<IAudioFlinger>& audioFlinger = AudioSystem::get_audio_flinger(); 88634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (audioFlinger == 0) { 887e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten ALOGE("Could not get audioflinger"); 888e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten return NO_INIT; 88934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 89034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 8915bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi audio_io_handle_t output = AudioSystem::getOutputForAttr(&mAttributes, mSampleRate, mFormat, 89238e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten mChannelMask, mFlags, mOffloadInfo); 893142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (output == AUDIO_IO_HANDLE_NONE) { 8945bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi ALOGE("Could not get audio output for stream type %d, usage %d, sample rate %u, format %#x," 8955bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi " channel mask %#x, flags %#x", 8965bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi mStreamType, mAttributes.usage, mSampleRate, mFormat, mChannelMask, mFlags); 89738e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten return BAD_VALUE; 89838e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten } 89938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten { 90038e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // Now that we have a reference to an I/O handle and have not yet handed it off to AudioFlinger, 90138e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // we must release it ourselves if anything goes wrong. 90238e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten 903ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // Not all of these values are needed under all conditions, but it is easier to get them all 904ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten 905d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent uint32_t afLatency; 906241618f1b286f9e7e02fe61e96d9194e2e1e8a7aGlenn Kasten status = AudioSystem::getLatency(output, &afLatency); 907ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (status != NO_ERROR) { 9089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("getLatency(%d) failed status %d", output, status); 90938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 910d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent } 911d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent 912ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten size_t afFrameCount; 913b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi status = AudioSystem::getFrameCount(output, &afFrameCount); 914ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (status != NO_ERROR) { 915b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi ALOGE("getFrameCount(output=%d) status %d", output, status); 91638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 917ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten } 918ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten 919ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten uint32_t afSampleRate; 920b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi status = AudioSystem::getSamplingRate(output, &afSampleRate); 921ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (status != NO_ERROR) { 922b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi ALOGE("getSamplingRate(output=%d) status %d", output, status); 92338e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 924ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten } 925ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten 9264a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten // Client decides whether the track is TIMED (see below), but can only express a preference 9274a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten // for FAST. Server will perform additional tests. 92843bdc1de363a3c72c7dcf9c9a898bac109dc7cb5Glenn Kasten if ((mFlags & AUDIO_OUTPUT_FLAG_FAST) && !(( 9294a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten // either of these use cases: 9304a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten // use case 1: shared buffer 931363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten (mSharedBuffer != 0) || 932c6ba823a397abf865b02f4f48fe18231f94d8e87Glenn Kasten // use case 2: callback transfer mode 933c6ba823a397abf865b02f4f48fe18231f94d8e87Glenn Kasten (mTransfer == TRANSFER_CALLBACK)) && 93443bdc1de363a3c72c7dcf9c9a898bac109dc7cb5Glenn Kasten // matching sample rate 93543bdc1de363a3c72c7dcf9c9a898bac109dc7cb5Glenn Kasten (mSampleRate == afSampleRate))) { 9363acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten ALOGW("AUDIO_OUTPUT_FLAG_FAST denied by client"); 937093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // once denied, do not request again if IAudioTrack is re-created 938363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mFlags = (audio_output_flags_t) (mFlags & ~AUDIO_OUTPUT_FLAG_FAST); 9394a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten } 940e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten ALOGV("createTrack_l() output %d afLatency %d", output, afLatency); 9414a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten 942ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // The client's AudioTrack buffer is divided into n parts for purpose of wakeup by server, where 943b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten // n = 1 fast track with single buffering; nBuffering is ignored 944b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten // n = 2 fast track with double buffering 945ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // n = 2 normal track, no sample rate conversion 946ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // n = 3 normal track, with sample rate conversion 947ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // (pessimistic; some non-1:1 conversion ratios don't actually need triple-buffering) 948ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // n > 3 very high latency or very small notification interval; nBuffering is ignored 949363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten const uint32_t nBuffering = (mSampleRate == afSampleRate) ? 2 : 3; 950ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten 951d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent mNotificationFramesAct = mNotificationFramesReq; 952e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 953363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten size_t frameCount = mReqFrameCount; 954363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (!audio_is_linear_pcm(mFormat)) { 955e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 956363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer != 0) { 957e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // Same comment as below about ignoring frameCount parameter for set() 958363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten frameCount = mSharedBuffer->size(); 959e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } else if (frameCount == 0) { 960e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten frameCount = afFrameCount; 961d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent } 962b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (mNotificationFramesAct != frameCount) { 963b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mNotificationFramesAct = frameCount; 964b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 965363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten } else if (mSharedBuffer != 0) { 966e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 967a42ff007a17d63df22c60dd5e5fd811ee45ca1b3Glenn Kasten // Ensure that buffer alignment matches channel count 968e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // 8-bit data in shared memory is not currently supported by AudioFlinger 969b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten size_t alignment = audio_bytes_per_sample( 970b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFormat == AUDIO_FORMAT_PCM_8_BIT ? AUDIO_FORMAT_PCM_16_BIT : mFormat); 971b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten if (alignment & 1) { 972b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten alignment = 1; 973b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten } 974a42ff007a17d63df22c60dd5e5fd811ee45ca1b3Glenn Kasten if (mChannelCount > 1) { 975e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // More than 2 channels does not require stronger alignment than stereo 976e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten alignment <<= 1; 977e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 9781d6fa7af1288b550faabe4ec2cf98684236723dbNarayan Kamath if (((uintptr_t)mSharedBuffer->pointer() & (alignment - 1)) != 0) { 979a42ff007a17d63df22c60dd5e5fd811ee45ca1b3Glenn Kasten ALOGE("Invalid buffer alignment: address %p, channel count %u", 980363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mSharedBuffer->pointer(), mChannelCount); 98138e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten status = BAD_VALUE; 98238e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 983e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 984e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 985e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // When initializing a shared buffer AudioTrack via constructors, 986e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // there's no frameCount parameter. 987e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // But when initializing a shared buffer AudioTrack via set(), 988e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // there _is_ a frameCount parameter. We silently ignore it. 989b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten frameCount = mSharedBuffer->size() / mFrameSizeAF; 990e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 991363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten } else if (!(mFlags & AUDIO_OUTPUT_FLAG_FAST)) { 992e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 993e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // FIXME move these calculations and associated checks to server 994e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 995d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent // Ensure that buffer depth covers at least audio hardware latency 996d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent uint32_t minBufCount = afLatency / ((1000 * afFrameCount)/afSampleRate); 99734fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("afFrameCount=%zu, minBufCount=%d, afSampleRate=%u, afLatency=%d", 998bb6f0a0bb413817d707cfb4c4a30847fda520787Glenn Kasten afFrameCount, minBufCount, afSampleRate, afLatency); 999ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (minBufCount <= nBuffering) { 1000ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten minBufCount = nBuffering; 10017c027248e1a4ccd5b22bc4deafb03e2d87ac8f38Glenn Kasten } 1002d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent 1003363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten size_t minFrameCount = (afFrameCount*mSampleRate*minBufCount)/afSampleRate; 100434fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("minFrameCount: %zu, afFrameCount=%zu, minBufCount=%d, sampleRate=%u, afSampleRate=%u" 10053acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten ", afLatency=%d", 1006363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten minFrameCount, afFrameCount, minBufCount, mSampleRate, afSampleRate, afLatency); 1007d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent 1008e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten if (frameCount == 0) { 1009e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten frameCount = minFrameCount; 1010ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten } else if (frameCount < minFrameCount) { 1011e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // not ALOGW because it happens all the time when playing key clicks over A2DP 101234fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("Minimum buffer size corrected from %zu to %zu", 1013e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten frameCount, minFrameCount); 1014e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten frameCount = minFrameCount; 1015e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 1016ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // Make sure that application is notified with sufficient margin before underrun 1017ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (mNotificationFramesAct == 0 || mNotificationFramesAct > frameCount/nBuffering) { 1018ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten mNotificationFramesAct = frameCount/nBuffering; 1019ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten } 1020e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 1021e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } else { 1022e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // For fast tracks, the frame count calculations and checks are done by server 1023d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent } 1024d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent 1025a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten IAudioFlinger::track_flags_t trackFlags = IAudioFlinger::TRACK_DEFAULT; 1026a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten if (mIsTimed) { 1027a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten trackFlags |= IAudioFlinger::TRACK_TIMED; 1028a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten } 10293acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 10303acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten pid_t tid = -1; 1031363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 10324a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten trackFlags |= IAudioFlinger::TRACK_FAST; 10333acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten if (mAudioTrackThread != 0) { 10343acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten tid = mAudioTrackThread->getTid(); 10353acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 10364a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten } 10374a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten 1038363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) { 1039b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald trackFlags |= IAudioFlinger::TRACK_OFFLOAD; 1040b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1041b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 1042ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mFlags & AUDIO_OUTPUT_FLAG_DIRECT) { 1043ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent trackFlags |= IAudioFlinger::TRACK_DIRECT; 1044ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1045ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 104674935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t temp = frameCount; // temp may be replaced by a revised value of frameCount, 104774935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten // but we will still need the original value also 1048363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten sp<IAudioTrack> track = audioFlinger->createTrack(mStreamType, 1049363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mSampleRate, 105060a839204713e0f8258d082af83262b1eb33a6c3Glenn Kasten // AudioFlinger only sees 16-bit PCM 1051c4b88a8d0f524666bf0f390075c334d047a104f2Glenn Kasten mFormat == AUDIO_FORMAT_PCM_8_BIT && 1052c4b88a8d0f524666bf0f390075c334d047a104f2Glenn Kasten !(mFlags & AUDIO_OUTPUT_FLAG_DIRECT) ? 1053363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten AUDIO_FORMAT_PCM_16_BIT : mFormat, 1054a42ff007a17d63df22c60dd5e5fd811ee45ca1b3Glenn Kasten mChannelMask, 105574935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten &temp, 1056e0b07179a48ee50fda931d2aa1b3c751d167e4d7Glenn Kasten &trackFlags, 1057363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mSharedBuffer, 105834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent output, 10593acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten tid, 1060be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent &mSessionId, 1061462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen mClientUid, 106234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent &status); 106334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 1064c08d20b6a37122ebf116262c9372509ed060d4c1Glenn Kasten if (status != NO_ERROR) { 106529357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("AudioFlinger could not create track, status: %d", status); 106638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 106734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 1068c08d20b6a37122ebf116262c9372509ed060d4c1Glenn Kasten ALOG_ASSERT(track != 0); 1069c08d20b6a37122ebf116262c9372509ed060d4c1Glenn Kasten 107038e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // AudioFlinger now owns the reference to the I/O handle, 107138e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // so we are no longer responsible for releasing it. 107238e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten 1073d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten sp<IMemory> iMem = track->getCblk(); 1074d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten if (iMem == 0) { 107529357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Could not get control block"); 107634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_INIT; 107734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 10780cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten void *iMemPointer = iMem->pointer(); 10790cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten if (iMemPointer == NULL) { 10800cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten ALOGE("Could not get control block pointer"); 10810cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten return NO_INIT; 10820cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten } 108353cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten // invariant that mAudioTrack != 0 is true only after set() returns successfully 10849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mAudioTrack != 0) { 10859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->asBinder()->unlinkToDeath(mDeathNotifier, this); 10869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mDeathNotifier.clear(); 10879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 108834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mAudioTrack = track; 1089d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten mCblkMemory = iMem; 10903bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent IPCThreadState::self()->flushCommands(); 10913bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent 10920cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten audio_track_cblk_t* cblk = static_cast<audio_track_cblk_t*>(iMemPointer); 1093d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten mCblk = cblk; 109474935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten // note that temp is the (possibly revised) value of frameCount 1095b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten if (temp < frameCount || (frameCount == 0 && temp == 0)) { 1096b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten // In current design, AudioTrack client checks and ensures frame count validity before 1097b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten // passing it to AudioFlinger so AudioFlinger should not return a different value except 1098b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten // for fast track as it uses a special method of assigning frame count. 109934fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGW("Requested frameCount %zu but received frameCount %zu", frameCount, temp); 1100b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten } 1101b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten frameCount = temp; 11025f631515d098c29603cda88f7a7e7580a2d55b57Glenn Kasten 1103a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mAwaitBoost = false; 1104363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 1105e0b07179a48ee50fda931d2aa1b3c751d167e4d7Glenn Kasten if (trackFlags & IAudioFlinger::TRACK_FAST) { 110634fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("AUDIO_OUTPUT_FLAG_FAST successful; frameCount %zu", frameCount); 1107a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mAwaitBoost = true; 1108363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 1109b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten // Theoretically double-buffering is not required for fast tracks, 1110b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten // due to tighter scheduling. But in practice, to accommodate kernels with 1111b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten // scheduling jitter, and apps with computation jitter, we use double-buffering. 1112b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten if (mNotificationFramesAct == 0 || mNotificationFramesAct > frameCount/nBuffering) { 1113b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten mNotificationFramesAct = frameCount/nBuffering; 11149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 11159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 11163acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } else { 111734fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("AUDIO_OUTPUT_FLAG_FAST denied by server; frameCount %zu", frameCount); 1118093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // once denied, do not request again if IAudioTrack is re-created 1119363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mFlags = (audio_output_flags_t) (mFlags & ~AUDIO_OUTPUT_FLAG_FAST); 1120363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 1121ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (mNotificationFramesAct == 0 || mNotificationFramesAct > frameCount/nBuffering) { 1122ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten mNotificationFramesAct = frameCount/nBuffering; 11239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 11249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1125e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 11263acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 1127363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) { 1128b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (trackFlags & IAudioFlinger::TRACK_OFFLOAD) { 1129b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGV("AUDIO_OUTPUT_FLAG_OFFLOAD successful"); 1130b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 1131b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGW("AUDIO_OUTPUT_FLAG_OFFLOAD denied by server"); 1132363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mFlags = (audio_output_flags_t) (mFlags & ~AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD); 113338e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // FIXME This is a warning, not an error, so don't return error status 113438e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten //return NO_INIT; 1135b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1136b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1137ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mFlags & AUDIO_OUTPUT_FLAG_DIRECT) { 1138ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (trackFlags & IAudioFlinger::TRACK_DIRECT) { 1139ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent ALOGV("AUDIO_OUTPUT_FLAG_DIRECT successful"); 1140ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } else { 1141ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent ALOGW("AUDIO_OUTPUT_FLAG_DIRECT denied by server"); 1142ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent mFlags = (audio_output_flags_t) (mFlags & ~AUDIO_OUTPUT_FLAG_DIRECT); 1143ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent // FIXME This is a warning, not an error, so don't return error status 1144ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent //return NO_INIT; 1145ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1146ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1147b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 114838e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // We retain a copy of the I/O handle, but don't own the reference 114938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten mOutput = output; 11509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRefreshRemaining = true; 11519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 11529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Starting address of buffers in shared memory. If there is a shared buffer, buffers 11539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // is the value of pointer() for the shared buffer, otherwise buffers points 11549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // immediately after the control block. This address is for the mapping within client 11559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // address space. AudioFlinger::TrackBase::mBuffer is for the server address space. 11569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten void* buffers; 1157363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 11589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffers = (char*)cblk + sizeof(audio_track_cblk_t); 115934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } else { 1160363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten buffers = mSharedBuffer->pointer(); 116134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 116234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 11632beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAudioTrack->attachAuxEffect(mAuxEffectId); 1164e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // FIXME don't believe this lie 1165363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mLatency = afLatency + (1000*frameCount) / mSampleRate; 11665f631515d098c29603cda88f7a7e7580a2d55b57Glenn Kasten 1167b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mFrameCount = frameCount; 1168093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // If IAudioTrack is re-created, don't let the requested frameCount 1169093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // decrease. This can confuse clients that cache frameCount(). 1170b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten if (frameCount > mReqFrameCount) { 1171b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mReqFrameCount = frameCount; 1172093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten } 1173e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 1174e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten // update proxy 1175363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 11769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy.clear(); 11779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy = new AudioTrackClientProxy(cblk, buffers, frameCount, mFrameSizeAF); 11789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 11799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy = new StaticAudioTrackClientProxy(cblk, buffers, frameCount, mFrameSizeAF); 11809f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy = mStaticProxy; 11819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1182c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten mProxy->setVolumeLR(GAIN_MINIFLOAT_PACKED_UNITY); 1183e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSendLevel(mSendLevel); 1184e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSampleRate(mSampleRate); 11859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->setEpoch(epoch); 11869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->setMinimum(mNotificationFramesAct); 11879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 11889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mDeathNotifier = new DeathNotifier(this); 11899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->asBinder()->linkToDeath(mDeathNotifier, this); 1190e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 119134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_ERROR; 119238e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten } 119338e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten 119438e905b3cbba4da443d799b16999989781afc6d8Glenn Kastenrelease: 119538e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten AudioSystem::releaseOutput(output); 119638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten if (status == NO_ERROR) { 119738e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten status = NO_INIT; 119838e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten } 119938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten return status; 120034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent} 120134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 120289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::obtainBuffer(Buffer* audioBuffer, int32_t waitCount) 120389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 12049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (audioBuffer == NULL) { 12059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 12069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 12079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer != TRANSFER_OBTAIN) { 12089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->frameCount = 0; 12099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->size = 0; 12109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->raw = NULL; 12119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 12129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 12139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 12149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten const struct timespec *requested; 1215df576995a5aad3428aeeef765387d650945c161dEric Laurent struct timespec timeout; 12169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (waitCount == -1) { 12179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kForever; 12189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (waitCount == 0) { 12199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 12209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (waitCount > 0) { 12219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten long long ms = WAIT_PERIOD_MS * (long long) waitCount; 12229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_sec = ms / 1000; 12239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_nsec = (int) (ms % 1000) * 1000000; 12249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &timeout; 12259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 12269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("%s invalid waitCount %d", __func__, waitCount); 12279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = NULL; 12289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 12299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return obtainBuffer(audioBuffer, requested); 12309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 12319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 12329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenstatus_t AudioTrack::obtainBuffer(Buffer* audioBuffer, const struct timespec *requested, 12339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten struct timespec *elapsed, size_t *nonContig) 12349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 12359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // previous and new IAudioTrack sequence numbers are used to detect track re-creation 12369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t oldSequence = 0; 12379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t newSequence; 1238e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 12399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Proxy::Buffer buffer; 12409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t status = NO_ERROR; 124189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten static const int32_t kMaxTries = 5; 12439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int32_t tryCounter = kMaxTries; 124489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten do { 12469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // obtainBuffer() is called with mutex unlocked, so keep extra references to these fields to 12479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // keep them from going away if another thread re-creates the track during obtainBuffer() 12489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrackClientProxy> proxy; 12499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<IMemory> iMem; 125089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten { // start of lock scope 12529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 12531703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 12549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newSequence = mSequence; 12559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // did previous obtainBuffer() fail due to media server death or voluntary invalidation? 12569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status == DEAD_OBJECT) { 12579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // re-create track, unless someone else has already done so 12589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (newSequence == oldSequence) { 12599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = restoreTrack_l("obtainBuffer"); 12609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status != NO_ERROR) { 1261b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mFrameCount = 0; 1262b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mRaw = NULL; 1263b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mNonContig = 0; 12649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 126589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 126689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 12679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 12689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten oldSequence = newSequence; 1269c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 12709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Keep the extra references 12719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten proxy = mProxy; 12729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten iMem = mCblkMemory; 12739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1274b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (mState == STATE_STOPPING) { 1275b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald status = -EINTR; 1276b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mFrameCount = 0; 1277b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mRaw = NULL; 1278b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mNonContig = 0; 1279b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald break; 1280b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1281b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 12829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Non-blocking if track is stopped or paused 12839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState != STATE_ACTIVE) { 12849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 128589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 128689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } // end of lock scope 1288c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 12899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mFrameCount = audioBuffer->frameCount; 12909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME starts the requested timeout and elapsed over from scratch 12919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = proxy->obtainBuffer(&buffer, requested, elapsed); 129289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } while ((status == DEAD_OBJECT) && (tryCounter-- > 0)); 129489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->frameCount = buffer.mFrameCount; 12969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->size = buffer.mFrameCount * mFrameSizeAF; 12979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->raw = buffer.mRaw; 12989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (nonContig != NULL) { 12999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *nonContig = buffer.mNonContig; 130089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 13019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return status; 130289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 130389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 130489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioTrack::releaseBuffer(Buffer* audioBuffer) 130589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 13069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer == TRANSFER_SHARED) { 13079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 13089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 13099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 13109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t stepCount = audioBuffer->size / mFrameSizeAF; 13119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (stepCount == 0) { 13129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 13139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 13149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 13159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Proxy::Buffer buffer; 13169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mFrameCount = stepCount; 13179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mRaw = audioBuffer->raw; 1318e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 13191703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 13209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = false; 13219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->releaseBuffer(&buffer); 13229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 13239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // restart track if it was disabled by audioflinger due to previous underrun 13249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 13259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audio_track_cblk_t* cblk = mCblk; 132696f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten if (android_atomic_and(~CBLK_DISABLED, &cblk->mFlags) & CBLK_DISABLED) { 1327c5a17425986b4ce3384e6956762c86018b49c4a0Glenn Kasten ALOGW("releaseBuffer() track %p disabled due to previous underrun, restarting", this); 13289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME ignoring status 1329df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent mAudioTrack->start(); 1330df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent } 1331df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent } 133289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 133389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 133489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 133589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1336720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivissize_t AudioTrack::write(const void* buffer, size_t userSize, bool blocking) 133789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 13389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer != TRANSFER_SYNC || mIsTimed) { 1339d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1340d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 134189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1342ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isDirect()) { 1343ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 1344ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent int32_t flags = android_atomic_and( 1345ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent ~(CBLK_UNDERRUN | CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL | CBLK_BUFFER_END), 1346ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent &mCblk->mFlags); 1347ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (flags & CBLK_INVALID) { 1348ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return DEAD_OBJECT; 1349ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1350ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1351ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 13529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ssize_t(userSize) < 0 || (buffer == NULL && userSize != 0)) { 135399e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // Sanity-check: user is most-likely passing an error code, and it would 135499e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // make the return value ambiguous (actualSize vs error). 1355377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT ALOGE("AudioTrack::write(buffer=%p, size=%zu (%zd)", buffer, userSize, userSize); 135689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 135789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 135889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 13599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t written = 0; 136089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Buffer audioBuffer; 136189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 13629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (userSize >= mFrameSize) { 13639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = userSize / mFrameSize; 1364c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 1365720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivi status_t err = obtainBuffer(&audioBuffer, 1366720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivi blocking ? &ClientProxy::kForever : &ClientProxy::kNonBlocking); 136789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err < 0) { 13689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (written > 0) { 136989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project break; 1370d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 137189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return ssize_t(err); 137289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 137389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 137489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t toWrite; 13750ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent if (mFormat == AUDIO_FORMAT_PCM_8_BIT && !(mFlags & AUDIO_OUTPUT_FLAG_DIRECT)) { 137689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Divide capacity by 2 to take expansion into account 13779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten toWrite = audioBuffer.size >> 1; 13789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten memcpy_to_i16_from_u8(audioBuffer.i16, (const uint8_t *) buffer, toWrite); 13793302526f6276911b2dc40c731ea7fa0e7972d908Eric Laurent } else { 138089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project toWrite = audioBuffer.size; 13819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten memcpy(audioBuffer.i8, buffer, toWrite); 138289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 13839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer = ((const char *) buffer) + toWrite; 138489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project userSize -= toWrite; 138589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project written += toWrite; 138689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 138789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 13889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 138989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 139089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return written; 139189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 139289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 139389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 139489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 13954ff14bae91075eb274eb1c2975982358946e7e63John GrossmanTimedAudioTrack::TimedAudioTrack() { 13964ff14bae91075eb274eb1c2975982358946e7e63John Grossman mIsTimed = true; 13974ff14bae91075eb274eb1c2975982358946e7e63John Grossman} 13984ff14bae91075eb274eb1c2975982358946e7e63John Grossman 13994ff14bae91075eb274eb1c2975982358946e7e63John Grossmanstatus_t TimedAudioTrack::allocateTimedBuffer(size_t size, sp<IMemory>* buffer) 14004ff14bae91075eb274eb1c2975982358946e7e63John Grossman{ 1401d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten AutoMutex lock(mLock); 14024ff14bae91075eb274eb1c2975982358946e7e63John Grossman status_t result = UNKNOWN_ERROR; 14034ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 1 1405d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten // acquire a strong reference on the IMemory and IAudioTrack so that they cannot be destroyed 1406d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten // while we are accessing the cblk 1407d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten sp<IAudioTrack> audioTrack = mAudioTrack; 1408d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten sp<IMemory> iMem = mCblkMemory; 14099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 1410d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten 14114ff14bae91075eb274eb1c2975982358946e7e63John Grossman // If the track is not invalid already, try to allocate a buffer. alloc 14124ff14bae91075eb274eb1c2975982358946e7e63John Grossman // fails indicating that the server is dead, flag the track as invalid so 1413c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // we can attempt to restore in just a bit. 1414d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten audio_track_cblk_t* cblk = mCblk; 141596f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten if (!(cblk->mFlags & CBLK_INVALID)) { 14164ff14bae91075eb274eb1c2975982358946e7e63John Grossman result = mAudioTrack->allocateTimedBuffer(size, buffer); 14174ff14bae91075eb274eb1c2975982358946e7e63John Grossman if (result == DEAD_OBJECT) { 141896f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten android_atomic_or(CBLK_INVALID, &cblk->mFlags); 14194ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 14204ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 14214ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14224ff14bae91075eb274eb1c2975982358946e7e63John Grossman // If the track is invalid at this point, attempt to restore it. and try the 14234ff14bae91075eb274eb1c2975982358946e7e63John Grossman // allocation one more time. 142496f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten if (cblk->mFlags & CBLK_INVALID) { 14259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten result = restoreTrack_l("allocateTimedBuffer"); 14264ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (result == NO_ERROR) { 14284ff14bae91075eb274eb1c2975982358946e7e63John Grossman result = mAudioTrack->allocateTimedBuffer(size, buffer); 1429d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 14304ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 14314ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14324ff14bae91075eb274eb1c2975982358946e7e63John Grossman return result; 14334ff14bae91075eb274eb1c2975982358946e7e63John Grossman} 14344ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14354ff14bae91075eb274eb1c2975982358946e7e63John Grossmanstatus_t TimedAudioTrack::queueTimedBuffer(const sp<IMemory>& buffer, 14364ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts) 14374ff14bae91075eb274eb1c2975982358946e7e63John Grossman{ 1438df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent status_t status = mAudioTrack->queueTimedBuffer(buffer, pts); 1439df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent { 1440df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent AutoMutex lock(mLock); 1441d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten audio_track_cblk_t* cblk = mCblk; 1442df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent // restart track if it was disabled by audioflinger due to previous underrun 1443df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent if (buffer->size() != 0 && status == NO_ERROR && 144496f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten (mState == STATE_ACTIVE) && (cblk->mFlags & CBLK_DISABLED)) { 144596f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten android_atomic_and(~CBLK_DISABLED, &cblk->mFlags); 1446df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent ALOGW("queueTimedBuffer() track %p disabled, restarting", this); 14479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME ignoring status 1448df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent mAudioTrack->start(); 1449df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent } 14504ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 1451df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent return status; 14524ff14bae91075eb274eb1c2975982358946e7e63John Grossman} 14534ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14544ff14bae91075eb274eb1c2975982358946e7e63John Grossmanstatus_t TimedAudioTrack::setMediaTimeTransform(const LinearTransform& xform, 14554ff14bae91075eb274eb1c2975982358946e7e63John Grossman TargetTimeline target) 14564ff14bae91075eb274eb1c2975982358946e7e63John Grossman{ 14574ff14bae91075eb274eb1c2975982358946e7e63John Grossman return mAudioTrack->setMediaTimeTransform(xform, target); 14584ff14bae91075eb274eb1c2975982358946e7e63John Grossman} 14594ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14604ff14bae91075eb274eb1c2975982358946e7e63John Grossman// ------------------------------------------------------------------------- 14614ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14627c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastennsecs_t AudioTrack::processAudioBuffer() 146389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1464fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // Currently the AudioTrack thread is not created if there are no callbacks. 1465fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // Would it ever make sense to run the thread, even without callbacks? 1466fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // If so, then replace this by checks at each use for mCbf != NULL. 1467fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten LOG_ALWAYS_FATAL_IF(mCblk == NULL); 1468fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten 14691703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 1470a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (mAwaitBoost) { 1471a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mAwaitBoost = false; 1472a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mLock.unlock(); 1473a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten static const int32_t kMaxTries = 5; 1474a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten int32_t tryCounter = kMaxTries; 1475a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten uint32_t pollUs = 10000; 1476a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten do { 1477a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten int policy = sched_getscheduler(0); 1478a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (policy == SCHED_FIFO || policy == SCHED_RR) { 1479a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten break; 1480a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 1481a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten usleep(pollUs); 1482a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten pollUs <<= 1; 1483a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } while (tryCounter-- > 0); 1484a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (tryCounter < 0) { 1485a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten ALOGE("did not receive expected priority boost on time"); 1486a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 1487b0dfd4613225a3b2a17bdf8d85e89a4b04d65ef3Glenn Kasten // Run again immediately 1488b0dfd4613225a3b2a17bdf8d85e89a4b04d65ef3Glenn Kasten return 0; 1489a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 14901703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 14919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Can only reference mCblk while locked 14929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int32_t flags = android_atomic_and( 149396f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten ~(CBLK_UNDERRUN | CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL | CBLK_BUFFER_END), &mCblk->mFlags); 1494a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten 14959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Check for track invalidation 14969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_INVALID) { 1497b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // for offloaded tracks restoreTrack_l() will just update the sequence and clear 1498b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // AudioSystem cache. We should not exit here but after calling the callback so 1499b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // that the upper layers can recreate the track 1500ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (!isOffloadedOrDirect_l() || (mSequence == mObservedSequence)) { 1501b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald status_t status = restoreTrack_l("processAudioBuffer"); 1502b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mLock.unlock(); 1503b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // Run again immediately, but with a new IAudioTrack 1504b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return 0; 1505b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 150689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 1507c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 1508b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald bool waitStreamEnd = mState == STATE_STOPPING; 15099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool active = mState == STATE_ACTIVE; 151089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 15119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Manage underrun callback, must be done under lock to avoid race with releaseBuffer() 15129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool newUnderrun = false; 15139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_UNDERRUN) { 15149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 15159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Currently in shared buffer mode, when the server reaches the end of buffer, 15169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // the track stays active in continuous underrun state. It's up to the application 15179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to pause or stop the track, or set the position to a new offset within buffer. 15189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This was some experimental code to auto-pause on underrun. Keeping it here 15199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // in "if 0" so we can re-visit this if we add a real sequencer for shared memory content. 15209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer == TRANSFER_SHARED) { 15219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_PAUSED; 15229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten active = false; 15239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 15249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 15259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!mInUnderrun) { 15269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = true; 15279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newUnderrun = true; 15289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 152989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 153089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 15319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Get current position of server 15329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t position = mProxy->getPosition(); 15339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 153489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage marker callback 15359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool markerReached = false; 15369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t markerPosition = mMarkerPosition; 15379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME fails for wraparound, need 64 bits 15389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!mMarkerReached && (markerPosition > 0) && (position >= markerPosition)) { 15399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mMarkerReached = markerReached = true; 15409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 15419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 15429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Determine number of new position callback(s) that will be needed, while locked 15439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t newPosCount = 0; 15449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t newPosition = mNewPosition; 15459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t updatePeriod = mUpdatePeriod; 15469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME fails for wraparound, need 64 bits 15479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (updatePeriod > 0 && position >= newPosition) { 15489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newPosCount = ((position - newPosition) / updatePeriod) + 1; 15499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition += updatePeriod * newPosCount; 15509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 15519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 15529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Cache other fields that will be needed soon 15539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t loopPeriod = mLoopPeriod; 15549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t sampleRate = mSampleRate; 1555838b3d8bafa4a781e277870dee4e0390165cff52Glenn Kasten uint32_t notificationFrames = mNotificationFramesAct; 15569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mRefreshRemaining) { 15579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRefreshRemaining = false; 15589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = notificationFrames; 15599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = false; 15609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 15619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t misalignment = mProxy->getMisalignment(); 1562b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald uint32_t sequence = mSequence; 156396f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten sp<AudioTrackClientProxy> proxy = mProxy; 15649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 15659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // These fields don't need to be cached, because they are assigned only by set(): 15669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // mTransfer, mCbf, mUserData, mFormat, mFrameSize, mFrameSizeAF, mFlags 15679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // mFlags is also assigned by createTrack_l(), but not the bit we care about. 15689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 15699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLock.unlock(); 15709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1571b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (waitStreamEnd) { 1572b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald struct timespec timeout; 1573b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald timeout.tv_sec = WAIT_STREAM_END_TIMEOUT_SEC; 1574b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald timeout.tv_nsec = 0; 1575b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 157696f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten status_t status = proxy->waitStreamEndDone(&timeout); 1577b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald switch (status) { 1578b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case NO_ERROR: 1579b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case DEAD_OBJECT: 1580b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case TIMED_OUT: 1581b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mCbf(EVENT_STREAM_END, mUserData, NULL); 158296f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten { 158396f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten AutoMutex lock(mLock); 158496f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // The previously assigned value of waitStreamEnd is no longer valid, 158596f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // since the mutex has been unlocked and either the callback handler 158696f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // or another thread could have re-started the AudioTrack during that time. 158796f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten waitStreamEnd = mState == STATE_STOPPING; 158896f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten if (waitStreamEnd) { 158996f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten mState = STATE_STOPPED; 1590b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1591b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 159296f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten if (waitStreamEnd && status != DEAD_OBJECT) { 159396f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten return NS_INACTIVE; 159496f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten } 159596f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten break; 1596b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 159796f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten return 0; 1598b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1599b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 16009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // perform callbacks while unlocked 16019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (newUnderrun) { 16029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_UNDERRUN, mUserData, NULL); 16039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME we will miss loops if loop cycle was signaled several times since last call 16059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to processAudioBuffer() 16069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & (CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL)) { 16079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_LOOP_END, mUserData, NULL); 16089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_BUFFER_END) { 16109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_BUFFER_END, mUserData, NULL); 16119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (markerReached) { 16139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_MARKER, mUserData, &markerPosition); 16149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (newPosCount > 0) { 16169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t temp = newPosition; 16179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_NEW_POS, mUserData, &temp); 16189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newPosition += updatePeriod; 16199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newPosCount--; 16209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1621b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 16229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mObservedSequence != sequence) { 16239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mObservedSequence = sequence; 16249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_NEW_IAUDIOTRACK, mUserData, NULL); 1625b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // for offloaded tracks, just wait for the upper layers to recreate the track 1626ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 1627b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return NS_INACTIVE; 1628b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 162989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 163089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // if inactive, then don't run me again until re-started 16329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!active) { 16339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_INACTIVE; 163489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 163589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Compute the estimated time until the next timed event (position, markers, loops) 16379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME only for non-compressed audio 16389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t minFrames = ~0; 16399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!markerReached && position < markerPosition) { 16409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = markerPosition - position; 16419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (loopPeriod > 0 && loopPeriod < minFrames) { 16439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = loopPeriod; 16449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (updatePeriod > 0 && updatePeriod < minFrames) { 16469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = updatePeriod; 164789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 164889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // If > 0, poll periodically to recover from a stuck server. A good value is 2. 16509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten static const uint32_t kPoll = 0; 16519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (kPoll > 0 && mTransfer == TRANSFER_CALLBACK && kPoll * notificationFrames < minFrames) { 16529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = kPoll * notificationFrames; 16532267ba18d0d2b2d4bd7f5411821ad89ac2659a88Eric Laurent } 16542267ba18d0d2b2d4bd7f5411821ad89ac2659a88Eric Laurent 16559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Convert frame units to time units 16569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten nsecs_t ns = NS_WHENEVER; 16579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (minFrames != (uint32_t) ~0) { 16589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This "fudge factor" avoids soaking CPU, and compensates for late progress by server 16599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten static const nsecs_t kFudgeNs = 10000000LL; // 10 ms 16609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ns = ((minFrames * 1000000000LL) / sampleRate) + kFudgeNs; 16619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 16639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // If not supplying data by EVENT_MORE_DATA, then we're done 16649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer != TRANSFER_CALLBACK) { 16659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return ns; 16669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 166789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten struct timespec timeout; 16699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten const struct timespec *requested = &ClientProxy::kForever; 16709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ns != NS_WHENEVER) { 16719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_sec = ns / 1000000000LL; 16729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_nsec = ns % 1000000000LL; 16739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGV("timeout %ld.%03d", timeout.tv_sec, (int) timeout.tv_nsec / 1000000); 16749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &timeout; 16759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 16779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (mRemainingFrames > 0) { 1678c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 16799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Buffer audioBuffer; 16809f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = mRemainingFrames; 16819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t nonContig; 16829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t err = obtainBuffer(&audioBuffer, requested, NULL, &nonContig); 16839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten LOG_ALWAYS_FATAL_IF((err != NO_ERROR) != (audioBuffer.frameCount == 0), 168434fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn "obtainBuffer() err=%d frameCount=%zu", err, audioBuffer.frameCount); 16859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 16869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t avail = audioBuffer.frameCount + nonContig; 168734fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("obtainBuffer(%u) returned %zu = %zu + %zu err %d", 1688b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mRemainingFrames, avail, audioBuffer.frameCount, nonContig, err); 16899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (err != NO_ERROR) { 1690b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (err == TIMED_OUT || err == WOULD_BLOCK || err == -EINTR || 1691b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald (isOffloaded() && (err == DEAD_OBJECT))) { 16929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return 0; 169389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 16949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Error %d obtaining an audio buffer, giving up.", err); 16959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_NEVER; 169689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 16979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 169842a6f422c09ca6a960673e0e805ddf71a9b51befEric Laurent if (mRetryOnPartialBuffer && !isOffloaded()) { 16999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = false; 17009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (avail < mRemainingFrames) { 17019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int64_t myns = ((mRemainingFrames - avail) * 1100000000LL) / sampleRate; 17029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ns < 0 || myns < ns) { 17039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ns = myns; 17049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return ns; 17069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1707d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 170889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 170989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Divide buffer size by 2 to take into account the expansion 171089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // due to 8 to 16 bit conversion: the callback must fill only half 171189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // of the destination buffer 17120ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent if (mFormat == AUDIO_FORMAT_PCM_8_BIT && !(mFlags & AUDIO_OUTPUT_FLAG_DIRECT)) { 171389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer.size >>= 1; 171489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 171589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 171689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t reqSize = audioBuffer.size; 171789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_MORE_DATA, mUserData, &audioBuffer); 17189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t writtenSize = audioBuffer.size; 171989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 172089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Sanity check on returned size 17219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ssize_t(writtenSize) < 0 || writtenSize > reqSize) { 172234fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGE("EVENT_MORE_DATA requested %zu bytes but callback returned %zd bytes", 172334fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn reqSize, ssize_t(writtenSize)); 17249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_NEVER; 17259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (writtenSize == 0) { 17288555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // The callback is done filling buffers 17298555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // Keep this thread going to handle timed events and 17308555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // still try to get more data in intervals of WAIT_PERIOD_MS 17318555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // but don't just loop and block the CPU, so wait 17329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return WAIT_PERIOD_MS * 1000000LL; 1733d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 173489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17350ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent if (mFormat == AUDIO_FORMAT_PCM_8_BIT && !(mFlags & AUDIO_OUTPUT_FLAG_DIRECT)) { 1736511754b5839fd9b09fc56b89ae007fbc39084a33Glenn Kasten // 8 to 16 bit conversion, note that source and destination are the same address 1737511754b5839fd9b09fc56b89ae007fbc39084a33Glenn Kasten memcpy_to_i16_from_u8(audioBuffer.i16, (const uint8_t *) audioBuffer.i8, writtenSize); 17389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.size <<= 1; 173989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 174089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t releasedFrames = audioBuffer.size / mFrameSizeAF; 17429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = releasedFrames; 17439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames -= releasedFrames; 17449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (misalignment >= releasedFrames) { 17459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten misalignment -= releasedFrames; 17469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 17479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten misalignment = 0; 17489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 174989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 175089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 175189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME here is where we would repeat EVENT_MORE_DATA again on same advanced buffer 17539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // if callback doesn't like to accept the full chunk 17549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (writtenSize < reqSize) { 17559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten continue; 17569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // There could be enough non-contiguous frames available to satisfy the remaining request 17599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mRemainingFrames <= nonContig) { 17609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten continue; 17619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 17649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This heuristic tries to collapse a series of EVENT_MORE_DATA that would total to a 17659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // sum <= notificationFrames. It replaces that series by at most two EVENT_MORE_DATA 17669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // that total to a sum == notificationFrames. 17679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (0 < misalignment && misalignment <= mRemainingFrames) { 17689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = misalignment; 17699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return (mRemainingFrames * 1100000000LL) / sampleRate; 17709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 17729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 177389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 17749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = notificationFrames; 17759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = true; 17769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // A lot has transpired since ns was calculated, so run again immediately and re-calculate 17789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return 0; 177989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 178089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenstatus_t AudioTrack::restoreTrack_l(const char *from) 17821703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 1783b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGW("dead IAudioTrack, %s, creating a new one from %s()", 1784ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent isOffloadedOrDirect_l() ? "Offloaded or Direct" : "PCM", from); 17859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ++mSequence; 17861703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent status_t result; 17871703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 1788a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // refresh the audio configuration cache in this process to make sure we get new 178938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // output parameters in createTrack_l() 1790a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten AudioSystem::clearAudioConfigCache(); 1791a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten 1792ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect_l()) { 179323a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten // FIXME re-creation of offloaded tracks is not yet implemented 1794b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return DEAD_OBJECT; 1795b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1796b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 1797a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // if the new IAudioTrack is created, createTrack_l() will modify the 1798a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // following member variables: mAudioTrack, mCblkMemory and mCblk. 1799a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // It will also delete the strong references on previous IAudioTrack and IMemory 1800cc21e4f1e41dfa17e7e2bef995fcd22c45f6bcd0Eric Laurent 1801cc21e4f1e41dfa17e7e2bef995fcd22c45f6bcd0Eric Laurent // take the frames that will be lost by track recreation into account in saved position 1802cc21e4f1e41dfa17e7e2bef995fcd22c45f6bcd0Eric Laurent size_t position = mProxy->getPosition() + mProxy->getFramesFilled(); 18039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t bufferPosition = mStaticProxy != NULL ? mStaticProxy->getBufferPosition() : 0; 1804363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten result = createTrack_l(position /*epoch*/); 1805a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten 1806a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten if (result == NO_ERROR) { 18079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // continue playback from last known position, but 18089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // don't attempt to restore loop after invalidation; it's difficult and not worthwhile 18099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mStaticProxy != NULL) { 18109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLoopPeriod = 0; 18119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy->setLoop(bufferPosition, mFrameCount, 0); 18129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 18139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME How do we simulate the fact that all frames present in the buffer at the time of 18149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // track destruction have been played? This is critical for SoundPool implementation 18159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This must be broken, and needs to be tested/debugged. 18169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 1817a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // restore write index and set other indexes to reflect empty buffer status 18189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!strcmp(from, "start")) { 1819a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // Make sure that a client relying on callback events indicating underrun or 1820a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // the actual amount of audio frames played (e.g SoundPool) receives them. 1821a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten if (mSharedBuffer == 0) { 1822a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // restart playback even if buffer is not completely filled. 182396f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten android_atomic_or(CBLK_FORCEREADY, &mCblk->mFlags); 18241703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 18251703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 18269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 18279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 1828a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten result = mAudioTrack->start(); 18291703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 18301703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 18319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (result != NO_ERROR) { 18329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGW("restoreTrack_l() failed status %d", result); 18339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_STOPPED; 18341703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 18351703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 18361703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent return result; 18371703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 18381703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 1839ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgeraldstatus_t AudioTrack::setParameters(const String8& keyValuePairs) 1840ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald{ 1841ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald AutoMutex lock(mLock); 184253cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten return mAudioTrack->setParameters(keyValuePairs); 1843ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald} 1844ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald 1845ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kastenstatus_t AudioTrack::getTimestamp(AudioTimestamp& timestamp) 1846ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten{ 184753cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten AutoMutex lock(mLock); 1848fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten // FIXME not implemented for fast tracks; should use proxy and SSQ 1849fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 1850fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten return INVALID_OPERATION; 1851fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten } 1852fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten if (mState != STATE_ACTIVE && mState != STATE_PAUSED) { 1853fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten return INVALID_OPERATION; 1854fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten } 1855fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten status_t status = mAudioTrack->getTimestamp(timestamp); 1856fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten if (status == NO_ERROR) { 1857fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten timestamp.mPosition += mProxy->getEpoch(); 1858fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten } 1859fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten return status; 1860ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten} 1861ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten 1862ad3af3305f024bcbbd55c894a4995e449498e1baRichard FitzgeraldString8 AudioTrack::getParameters(const String8& keys) 1863ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald{ 18642c6c5294388e251ebc1e00d6c8785190561c27fcGlenn Kasten audio_io_handle_t output = getOutput(); 1865142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (output != AUDIO_IO_HANDLE_NONE) { 18662c6c5294388e251ebc1e00d6c8785190561c27fcGlenn Kasten return AudioSystem::getParameters(output, keys); 1867b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 1868b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return String8::empty(); 1869b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1870ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald} 1871ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald 187223a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kastenbool AudioTrack::isOffloaded() const 187323a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten{ 187423a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten AutoMutex lock(mLock); 187523a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten return isOffloaded_l(); 187623a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten} 187723a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten 1878ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurentbool AudioTrack::isDirect() const 1879ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent{ 1880ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 1881ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return isDirect_l(); 1882ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent} 1883ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 1884ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurentbool AudioTrack::isOffloadedOrDirect() const 1885ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent{ 1886ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 1887ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return isOffloadedOrDirect_l(); 1888ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent} 1889ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 1890ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 18917c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastenstatus_t AudioTrack::dump(int fd, const Vector<String16>& args __unused) const 189289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 189389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 189489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const size_t SIZE = 256; 189589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project char buffer[SIZE]; 189689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project String8 result; 189789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 189889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(" AudioTrack::dump\n"); 189985ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten snprintf(buffer, 255, " stream type(%d), left - right volume(%f, %f)\n", mStreamType, 1900877a0ac7e8677fa1cbd0e8565ad9d38ba0db5fc0Glenn Kasten mVolume[AUDIO_INTERLEAVE_LEFT], mVolume[AUDIO_INTERLEAVE_RIGHT]); 190189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 1902377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT snprintf(buffer, 255, " format(%d), channel count(%d), frame count(%zu)\n", mFormat, 1903b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mChannelCount, mFrameCount); 190489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 1905e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten snprintf(buffer, 255, " sample rate(%u), status(%d)\n", mSampleRate, mStatus); 190689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 19079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten snprintf(buffer, 255, " state(%d), latency (%d)\n", mState, mLatency); 190889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 190989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project ::write(fd, result.string(), result.size()); 191089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 191189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 191289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 19139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenuint32_t AudioTrack::getUnderrunFrames() const 19149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 19159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 19169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return mProxy->getUnderrunFrames(); 19179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 19189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1919faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivivoid AudioTrack::setAttributesFromStreamType(audio_stream_type_t streamType) { 1920faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.flags = 0x0; 1921faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 1922faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi switch(streamType) { 1923faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_DEFAULT: 1924faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_MUSIC: 1925faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_MUSIC; 1926faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_MEDIA; 1927faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1928faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_VOICE_CALL: 1929faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SPEECH; 1930faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_VOICE_COMMUNICATION; 1931faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1932faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_ENFORCED_AUDIBLE: 1933faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.flags |= AUDIO_FLAG_AUDIBILITY_ENFORCED; 1934faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // intended fall through, attributes in common with STREAM_SYSTEM 1935faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_SYSTEM: 1936faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SONIFICATION; 1937faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_ASSISTANCE_SONIFICATION; 1938faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1939faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_RING: 1940faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SONIFICATION; 1941faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE; 1942faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1943faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_ALARM: 1944faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SONIFICATION; 1945faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_ALARM; 1946faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1947faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_NOTIFICATION: 1948faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SONIFICATION; 1949faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_NOTIFICATION; 1950faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1951faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_BLUETOOTH_SCO: 1952faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SPEECH; 1953faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_VOICE_COMMUNICATION; 1954faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.flags |= AUDIO_FLAG_SCO; 1955faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1956faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_DTMF: 1957faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SONIFICATION; 1958faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING; 1959faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1960faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_TTS: 1961faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SPEECH; 1962faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY; 1963faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1964faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi default: 1965faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGE("invalid stream type %d when converting to attributes", streamType); 1966faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 1967faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi} 1968faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 1969faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivivoid AudioTrack::setStreamTypeFromAttributes(audio_attributes_t& aa) { 1970faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // flags to stream type mapping 1971faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if ((aa.flags & AUDIO_FLAG_AUDIBILITY_ENFORCED) == AUDIO_FLAG_AUDIBILITY_ENFORCED) { 1972faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_ENFORCED_AUDIBLE; 1973faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 1974faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 1975faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if ((aa.flags & AUDIO_FLAG_SCO) == AUDIO_FLAG_SCO) { 1976faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_BLUETOOTH_SCO; 1977faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 1978faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 1979faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 1980faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // usage to stream type mapping 1981faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi switch (aa.usage) { 1982faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_MEDIA: 1983faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_GAME: 1984faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY: 1985faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE: 1986faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_MUSIC; 1987faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 1988faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_SONIFICATION: 1989faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_SYSTEM; 1990faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 1991faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_VOICE_COMMUNICATION: 1992faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_VOICE_CALL; 1993faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 1994faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 1995faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING: 1996faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_DTMF; 1997faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 1998faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 1999faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ALARM: 2000faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_ALARM; 2001faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2002faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE: 2003faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_RING; 2004faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2005faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2006faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION: 2007faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_REQUEST: 2008faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_INSTANT: 2009faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_DELAYED: 2010faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_EVENT: 2011faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_NOTIFICATION; 2012faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2013faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2014faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_UNKNOWN: 2015faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi default: 2016faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_MUSIC; 2017faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 2018faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi} 2019faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2020faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivibool AudioTrack::isValidAttributes(const audio_attributes_t *paa) { 2021faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // has flags that map to a strategy? 2022faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if ((paa->flags & (AUDIO_FLAG_AUDIBILITY_ENFORCED | AUDIO_FLAG_SCO)) != 0) { 2023faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return true; 2024faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 2025faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2026faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // has known usage? 2027faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi switch (paa->usage) { 2028faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_UNKNOWN: 2029faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_MEDIA: 2030faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_VOICE_COMMUNICATION: 2031faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING: 2032faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ALARM: 2033faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION: 2034faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE: 2035faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_REQUEST: 2036faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_INSTANT: 2037faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_DELAYED: 2038faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_EVENT: 2039faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY: 2040faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE: 2041faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_SONIFICATION: 2042faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_GAME: 2043faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 2044faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi default: 2045faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return false; 2046faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 2047faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return true; 2048faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi} 20499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten// ========================================================================= 20509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 20517c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastenvoid AudioTrack::DeathNotifier::binderDied(const wp<IBinder>& who __unused) 20529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 20539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrack> audioTrack = mAudioTrack.promote(); 20549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (audioTrack != 0) { 20559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(audioTrack->mLock); 20569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioTrack->mProxy->binderDied(); 20579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 20589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 20599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 206089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ========================================================================= 206189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 206289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrackThread::AudioTrackThread(AudioTrack& receiver, bool bCanCallJava) 2063598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten : Thread(bCanCallJava), mReceiver(receiver), mPaused(true), mPausedInt(false), mPausedNs(0LL), 2064598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt(false) 20653acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 20663acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 20673acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 20683acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn KastenAudioTrack::AudioTrackThread::~AudioTrackThread() 206989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 207089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 207189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 207289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioTrack::AudioTrackThread::threadLoop() 207389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 20743acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten { 20753acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 20763acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten if (mPaused) { 20773acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mMyCond.wait(mMyLock); 20783acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // caller will check for exitPending() 20793acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten return true; 20803acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 2081598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten if (mIgnoreNextPausedInt) { 2082598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt = false; 2083598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mPausedInt = false; 2084598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten } 20855a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten if (mPausedInt) { 20865a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten if (mPausedNs > 0) { 20875a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten (void) mMyCond.waitRelative(mMyLock, mPausedNs); 20885a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } else { 20895a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mMyCond.wait(mMyLock); 20905a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } 20919d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent mPausedInt = false; 20925a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten return true; 20935a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } 20943acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 20957c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kasten nsecs_t ns = mReceiver.processAudioBuffer(); 20969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten switch (ns) { 20979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case 0: 20989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 20999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case NS_INACTIVE: 21005a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten pauseInternal(); 21019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 21029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case NS_NEVER: 21039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return false; 21045a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten case NS_WHENEVER: 21055a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten // FIXME increase poll interval, or make event-driven 21065a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten ns = 1000000000LL; 21075a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten // fall through 21089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten default: 210934fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn LOG_ALWAYS_FATAL_IF(ns < 0, "processAudioBuffer() returned %" PRId64, ns); 21105a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten pauseInternal(ns); 21119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 2112ca8b28013c0558a4a3323a1a0f58520277200086Glenn Kasten } 211389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 211489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 21153acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::requestExit() 21163acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 21173acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // must be in this order to avoid a race condition 21183acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten Thread::requestExit(); 2119598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten resume(); 21203acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 21213acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 21223acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::pause() 21233acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 21243acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 21253acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mPaused = true; 21263acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 21273acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 21283acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::resume() 21293acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 21303acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 2131598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt = true; 21329d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent if (mPaused || mPausedInt) { 21333acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mPaused = false; 21349d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent mPausedInt = false; 21353acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mMyCond.signal(); 21363acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 21373acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 21383acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 21395a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kastenvoid AudioTrack::AudioTrackThread::pauseInternal(nsecs_t ns) 21405a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten{ 21415a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten AutoMutex _l(mMyLock); 21425a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mPausedInt = true; 21435a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mPausedNs = ns; 21445a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten} 21455a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten 214689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project}; // namespace android 2147