AudioTrack.cpp revision 200092b7f21d2b98f30b800e79d152636f9ba225
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> 31cd04484f4837b8ca0041d118286ab6a98e84fc75Andy Hung#include <media/AudioResamplerPublic.h> 32fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin 33b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald#define WAIT_PERIOD_MS 10 34b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald#define WAIT_STREAM_END_TIMEOUT_SEC 120 35b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 36511754b5839fd9b09fc56b89ae007fbc39084a33Glenn Kasten 3789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectnamespace android { 3833005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh// --------------------------------------------------------------------------- 3933005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 4033005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh// static 4133005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yehstatus_t AudioTrack::getMinFrameCount( 42e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten size_t* frameCount, 43fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 4433005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh uint32_t sampleRate) 4533005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh{ 46d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (frameCount == NULL) { 47d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 48d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 4904cd0186305e2b59d23c9147787046c6662029ccGlenn Kasten 50e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // FIXME merge with similar code in createTrack_l(), except we're missing 51e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // some information here that is available in createTrack_l(): 52e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_io_handle_t output 53e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_format_t format 54e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_channel_mask_t channelMask 55e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // audio_output_flags_t flags 563b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kasten uint32_t afSampleRate; 5766a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status_t status; 5866a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputSamplingRate(&afSampleRate, streamType); 5966a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 6070c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output sample rate for stream type %d; status %d", 6170c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 6266a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 6333005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 64e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten size_t afFrameCount; 6566a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputFrameCount(&afFrameCount, streamType); 6666a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 6770c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output frame count for stream type %d; status %d", 6870c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 6966a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 7033005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 7133005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh uint32_t afLatency; 7266a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten status = AudioSystem::getOutputLatency(&afLatency, streamType); 7366a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (status != NO_ERROR) { 7470c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten ALOGE("Unable to query output latency for stream type %d; status %d", 7570c0bfbe5ec88dcc3efa2bd8df26f36cff1cf03aGlenn Kasten streamType, status); 7666a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return status; 7733005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh } 7833005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 7933005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh // Ensure that buffer depth covers at least audio hardware latency 8033005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh uint32_t minBufCount = afLatency / ((1000 * afFrameCount) / afSampleRate); 819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (minBufCount < 2) { 829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minBufCount = 2; 839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 8433005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh 8533005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh *frameCount = (sampleRate == 0) ? afFrameCount * minBufCount : 86cd04484f4837b8ca0041d118286ab6a98e84fc75Andy Hung afFrameCount * minBufCount * uint64_t(sampleRate) / afSampleRate; 8766a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten // The formula above should always produce a non-zero value, but return an error 8866a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten // in the unlikely event that it does not, as that's part of the API contract. 8966a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten if (*frameCount == 0) { 9066a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten ALOGE("AudioTrack::getMinFrameCount failed for streamType %d, sampleRate %d", 9166a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten streamType, sampleRate); 9266a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten return BAD_VALUE; 9366a0467fdddada4caabd0f0a999fbb367fea7beeGlenn Kasten } 9434fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("getMinFrameCount=%zu: afFrameCount=%zu, minBufCount=%d, afSampleRate=%d, afLatency=%d", 953acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten *frameCount, afFrameCount, minBufCount, afSampleRate, afLatency); 9633005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh return NO_ERROR; 9733005a932c60a0780fe9b7307d5988df3d9f6c26Chia-chi Yeh} 9889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 9989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// --------------------------------------------------------------------------- 10089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrack() 102879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 1034ff14bae91075eb274eb1c2975982358946e7e63John Grossman mIsTimed(false), 1044ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 1057064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 1067064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPausedPosition(0) 10789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 108faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_UNKNOWN; 109faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_UNKNOWN; 110faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.flags = 0x0; 111faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi strcpy(mAttributes.tags, ""); 11289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 11389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 11489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrack( 115fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 11689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 117e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 11828b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 119bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten size_t frameCount, 1200ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 12189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 12289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 123838b3d8bafa4a781e277870dee4e0390165cff52Glenn Kasten uint32_t notificationFrames, 1249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int sessionId, 125ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 126462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 127d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int uid, 128d9d7fa0873796ac661c44a7fcd6ad5ff697ff01fJean-Michel Trivi pid_t pid, 129d9d7fa0873796ac661c44a7fcd6ad5ff697ff01fJean-Michel Trivi const audio_attributes_t* pAttributes) 130879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 1314ff14bae91075eb274eb1c2975982358946e7e63John Grossman mIsTimed(false), 1324ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 1337064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 1347064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPausedPosition(0) 13589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1360d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi mStatus = set(streamType, sampleRate, format, channelMask, 137a514bdb58b5de4986679f72b7204b4764f7a2778Eric Laurent frameCount, flags, cbf, user, notificationFrames, 138462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen 0 /*sharedBuffer*/, false /*threadCanCallJava*/, sessionId, transferType, 139d9d7fa0873796ac661c44a7fcd6ad5ff697ff01fJean-Michel Trivi offloadInfo, uid, pid, pAttributes); 14089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 14189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 142c813985abd8ba61e999b3505f6a332574f87a1beAndreas HuberAudioTrack::AudioTrack( 143fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 14489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 145e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 14628b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 14789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const sp<IMemory>& sharedBuffer, 1480ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 14989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 15089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 151838b3d8bafa4a781e277870dee4e0390165cff52Glenn Kasten uint32_t notificationFrames, 1529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int sessionId, 153ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 154462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 155d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int uid, 156d9d7fa0873796ac661c44a7fcd6ad5ff697ff01fJean-Michel Trivi pid_t pid, 157d9d7fa0873796ac661c44a7fcd6ad5ff697ff01fJean-Michel Trivi const audio_attributes_t* pAttributes) 158879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), 1594ff14bae91075eb274eb1c2975982358946e7e63John Grossman mIsTimed(false), 1604ff14bae91075eb274eb1c2975982358946e7e63John Grossman mPreviousPriority(ANDROID_PRIORITY_NORMAL), 1617064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPreviousSchedulingGroup(SP_DEFAULT), 1627064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George mPausedPosition(0) 16389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1640d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi mStatus = set(streamType, sampleRate, format, channelMask, 16517a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten 0 /*frameCount*/, flags, cbf, user, notificationFrames, 166d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen sharedBuffer, false /*threadCanCallJava*/, sessionId, transferType, offloadInfo, 167d9d7fa0873796ac661c44a7fcd6ad5ff697ff01fJean-Michel Trivi uid, pid, pAttributes); 16889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 16989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::~AudioTrack() 17189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 17289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mStatus == NO_ERROR) { 17389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Make sure that callback function exits in the case where 17489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // it is looping on buffer full condition in obtainBuffer(). 17589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Otherwise the callback thread will never exit. 17689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project stop(); 17789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mAudioTrackThread != 0) { 178b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mProxy->interrupt(); 1793acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mAudioTrackThread->requestExit(); // see comment in AudioTrack.h 18089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioTrackThread->requestExitAndWait(); 18189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioTrackThread.clear(); 18289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 18353cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten mAudioTrack->asBinder()->unlinkToDeath(mDeathNotifier, this); 18453cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten mAudioTrack.clear(); 1853bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent mCblkMemory.clear(); 1863bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent mSharedBuffer.clear(); 18789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project IPCThreadState::self()->flushCommands(); 188d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen ALOGV("~AudioTrack, releasing session id from %d on behalf of %d", 189d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen IPCThreadState::self()->getCallingPid(), mClientPid); 190d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen AudioSystem::releaseAudioSessionId(mSessionId, mClientPid); 19189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 19289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 19389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 19489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::set( 195fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 19689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 197e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten audio_format_t format, 19828b76b334f92a15a2be3cc9e2f7d229a3275d1acGlenn Kasten audio_channel_mask_t channelMask, 199bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten size_t frameCount, 2000ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags, 20189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 20289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 203838b3d8bafa4a781e277870dee4e0390165cff52Glenn Kasten uint32_t notificationFrames, 20489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const sp<IMemory>& sharedBuffer, 205be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent bool threadCanCallJava, 2069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int sessionId, 207ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald transfer_type transferType, 208462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen const audio_offload_info_t *offloadInfo, 209d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int uid, 210faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi pid_t pid, 211d9d7fa0873796ac661c44a7fcd6ad5ff697ff01fJean-Michel Trivi const audio_attributes_t* pAttributes) 21289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 213bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten ALOGV("set(): streamType %d, sampleRate %u, format %#x, channelMask %#x, frameCount %zu, " 214838b3d8bafa4a781e277870dee4e0390165cff52Glenn Kasten "flags #%x, notificationFrames %u, sessionId %d, transferType %d", 215bce50bfc3846ab008bafa75c5d3f29fd7b5395f7Glenn Kasten streamType, sampleRate, format, channelMask, frameCount, flags, notificationFrames, 21686f04663032ddaa25110149d709bbf896ad83b02Glenn Kasten sessionId, transferType); 21786f04663032ddaa25110149d709bbf896ad83b02Glenn Kasten 2189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten switch (transferType) { 2199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_DEFAULT: 2209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer != 0) { 2219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_SHARED; 2229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (cbf == NULL || threadCanCallJava) { 2239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_SYNC; 2249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 2259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten transferType = TRANSFER_CALLBACK; 2269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 2289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_CALLBACK: 2299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (cbf == NULL || sharedBuffer != 0) { 2309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_CALLBACK but cbf == NULL || sharedBuffer != 0"); 2319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 2329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 2349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_OBTAIN: 2359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_SYNC: 2369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer != 0) { 2379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_OBTAIN but sharedBuffer != 0"); 2389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 2399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 2419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case TRANSFER_SHARED: 2429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (sharedBuffer == 0) { 2439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Transfer type TRANSFER_SHARED but sharedBuffer == 0"); 2449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 2459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 2469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 2479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten default: 2489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Invalid transfer type %d", transferType); 2499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 2509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 251dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten mSharedBuffer = sharedBuffer; 2529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mTransfer = transferType; 2539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 25485ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten ALOGV_IF(sharedBuffer != 0, "sharedBuffer: %p, size: %d", sharedBuffer->pointer(), 25585ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten sharedBuffer->size()); 25689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 25734fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("set() streamType %d frameCount %zu flags %04x", streamType, frameCount, flags); 2581a9ed11a472493cac7f6dfcbfac2064526a493edEric Laurent 2591703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 2609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 26153cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten // invariant that mAudioTrack != 0 is true only after set() returns successfully 2621dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent if (mAudioTrack != 0) { 26329357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Track already in use"); 26489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return INVALID_OPERATION; 26589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 26689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 26789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // handle default values first. 268fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin if (streamType == AUDIO_STREAM_DEFAULT) { 269fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin streamType = AUDIO_STREAM_MUSIC; 27089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 271faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 272faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if (pAttributes == NULL) { 273faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if (uint32_t(streamType) >= AUDIO_STREAM_CNT) { 274faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGE("Invalid stream type %d", streamType); 275faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return BAD_VALUE; 276faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 277faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi setAttributesFromStreamType(streamType); 278faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = streamType; 279faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } else { 280faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if (!isValidAttributes(pAttributes)) { 281faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGE("Invalid attributes: usage=%d content=%d flags=0x%x tags=[%s]", 282faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi pAttributes->usage, pAttributes->content_type, pAttributes->flags, 283faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi pAttributes->tags); 284faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 285faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // stream type shouldn't be looked at, this track has audio attributes 286faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi memcpy(&mAttributes, pAttributes, sizeof(audio_attributes_t)); 287faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi setStreamTypeFromAttributes(mAttributes); 288faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGV("Building AudioTrack with attributes: usage=%d content=%d flags=0x%x tags=[%s]", 289faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage, mAttributes.content_type, mAttributes.flags, mAttributes.tags); 290dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten } 291ea7939a079b3600cab955760839b021326f8cfc3Glenn Kasten 292b1bef51fec06e8bceec914d1b48b411d3ff2adffGlenn Kasten status_t status; 29389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (sampleRate == 0) { 2945bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi status = AudioSystem::getOutputSamplingRateForAttr(&sampleRate, &mAttributes); 295b1bef51fec06e8bceec914d1b48b411d3ff2adffGlenn Kasten if (status != NO_ERROR) { 296b1bef51fec06e8bceec914d1b48b411d3ff2adffGlenn Kasten ALOGE("Could not get output sample rate for stream type %d; status %d", 297faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType, status); 298b1bef51fec06e8bceec914d1b48b411d3ff2adffGlenn Kasten return status; 299e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 30089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 301e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mSampleRate = sampleRate; 302ea7939a079b3600cab955760839b021326f8cfc3Glenn Kasten 30389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // these below should probably come from the audioFlinger too... 304e1c3962e268ffc12bfd1bd9ea84da1f135f36960Glenn Kasten if (format == AUDIO_FORMAT_DEFAULT) { 305fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin format = AUDIO_FORMAT_PCM_16_BIT; 30689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 30789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 30889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // validate parameters 309fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin if (!audio_is_valid_format(format)) { 310cac3daa6332bf6d1f7d26adc4a9915f3d7992dd9Glenn Kasten ALOGE("Invalid format %#x", format); 31189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 31289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 313dd5f4c8c4059f890e81b28b026a688febb4e1dd9Glenn Kasten mFormat = format; 314c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 3158ba90326d683b035d99e24db669093e4602a7149Glenn Kasten if (!audio_is_output_channel(channelMask)) { 3168ba90326d683b035d99e24db669093e4602a7149Glenn Kasten ALOGE("Invalid channel mask %#x", channelMask); 3178ba90326d683b035d99e24db669093e4602a7149Glenn Kasten return BAD_VALUE; 3188ba90326d683b035d99e24db669093e4602a7149Glenn Kasten } 319e3247bf8dd4f8fa8dfa3a108260241ae4a967569Glenn Kasten mChannelMask = channelMask; 320e541269be94f3a1072932d51537905b120ef4733Andy Hung uint32_t channelCount = audio_channel_count_from_out_mask(channelMask); 321e3247bf8dd4f8fa8dfa3a108260241ae4a967569Glenn Kasten mChannelCount = channelCount; 3228ba90326d683b035d99e24db669093e4602a7149Glenn Kasten 323e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // AudioFlinger does not currently support 8-bit data in shared memory 324e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten if (format == AUDIO_FORMAT_PCM_8_BIT && sharedBuffer != 0) { 325e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten ALOGE("8-bit data in shared memory is not supported"); 326e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten return BAD_VALUE; 327e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 328e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 329c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // force direct flag if format is not linear PCM 330b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // or offload was requested 331b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if ((flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) 332b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald || !audio_is_linear_pcm(format)) { 333b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGV( (flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) 334b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ? "Offload request, forcing to Direct Output" 335b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald : "Not linear PCM, forcing to Direct Output"); 3360ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent flags = (audio_output_flags_t) 3373acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // FIXME why can't we allow direct AND fast? 3380ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent ((flags | AUDIO_OUTPUT_FLAG_DIRECT) & ~AUDIO_OUTPUT_FLAG_FAST); 339c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 3401948eb3ea6eee336e8cdab9b0c693f93f5f19993Eric Laurent // only allow deep buffering for music stream type 341faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if (mStreamType != AUDIO_STREAM_MUSIC) { 3421948eb3ea6eee336e8cdab9b0c693f93f5f19993Eric Laurent flags = (audio_output_flags_t)(flags &~AUDIO_OUTPUT_FLAG_DEEP_BUFFER); 3431948eb3ea6eee336e8cdab9b0c693f93f5f19993Eric Laurent } 344c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 345b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten if (flags & AUDIO_OUTPUT_FLAG_DIRECT) { 346b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten if (audio_is_linear_pcm(format)) { 347b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = channelCount * audio_bytes_per_sample(format); 348b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten } else { 349b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = sizeof(uint8_t); 350b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten } 351b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSizeAF = mFrameSize; 352e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten } else { 353b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten ALOG_ASSERT(audio_is_linear_pcm(format)); 354b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSize = channelCount * audio_bytes_per_sample(format); 355b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFrameSizeAF = channelCount * audio_bytes_per_sample( 356b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten format == AUDIO_FORMAT_PCM_8_BIT ? AUDIO_FORMAT_PCM_16_BIT : format); 357b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten // createTrack will return an error if PCM format is not supported by server, 358b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten // so no need to check for specific PCM formats here 359e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten } 360e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 361b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // Make copy of input parameter offloadInfo so that in the future: 362b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // (a) createTrack_l doesn't need it as an input parameter 363b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten // (b) we can support re-creation of offloaded tracks 364b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten if (offloadInfo != NULL) { 365b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfoCopy = *offloadInfo; 366b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfo = &mOffloadInfoCopy; 367b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten } else { 368b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten mOffloadInfo = NULL; 369b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten } 370b5ccb2d99b2af400c70777a6452f090ac14f5a96Glenn Kasten 37166e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_LEFT] = 1.0f; 37266e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_RIGHT] = 1.0f; 37305632a5fa4b88ca474294887fc92a9fcdf0e2352Glenn Kasten mSendLevel = 0.0f; 374396fabdb6efcdac5aea3d9f559d1beedf6a4cedcGlenn Kasten // mFrameCount is initialized in createTrack_l 375b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mReqFrameCount = frameCount; 376d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent mNotificationFramesReq = notificationFrames; 3779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNotificationFramesAct = 0; 378be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent mSessionId = sessionId; 379d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int callingpid = IPCThreadState::self()->getCallingPid(); 380d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen int mypid = getpid(); 381d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen if (uid == -1 || (callingpid != mypid)) { 382462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen mClientUid = IPCThreadState::self()->getCallingUid(); 383462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen } else { 384462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen mClientUid = uid; 385462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen } 386d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen if (pid == -1 || (callingpid != mypid)) { 387d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen mClientPid = callingpid; 388d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen } else { 389d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen mClientPid = pid; 390d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen } 3912beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAuxEffectId = 0; 392093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten mFlags = flags; 3934a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten mCbf = cbf; 394be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 395a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten if (cbf != NULL) { 396896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent mAudioTrackThread = new AudioTrackThread(*this, threadCanCallJava); 397a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten mAudioTrackThread->run("AudioTrack", ANDROID_PRIORITY_AUDIO, 0 /*stack*/); 398a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten } 399a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten 40034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent // create the IAudioTrack 401200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten status = createTrack_l(); 402a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten 40334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (status != NO_ERROR) { 404a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten if (mAudioTrackThread != 0) { 405b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mAudioTrackThread->requestExit(); // see comment in AudioTrack.h 406b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mAudioTrackThread->requestExitAndWait(); 407a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten mAudioTrackThread.clear(); 408a997e7a7c5aa2fc7e95316218316f8b7b98786baGlenn Kasten } 40989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return status; 41089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 41134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 41289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mStatus = NO_ERROR; 4139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_STOPPED; 41489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUserData = user; 4159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLoopPeriod = 0; 41689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = 0; 4172c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 41889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition = 0; 41989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = 0; 420200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mServer = 0; 421200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mPosition = 0; 422200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mReleased = 0; 423d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen AudioSystem::acquireAudioSessionId(mSessionId, mClientPid); 4249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mSequence = 1; 4259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mObservedSequence = mSequence; 4269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = false; 4279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 42889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 42989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 43089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 43189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 43289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 433b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgeraldstatus_t AudioTrack::start() 43489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 435f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 436b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 4379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 438b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 4399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 4401703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 4419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = true; 4422b584244930c9de0e3bc46898a801e9ccb731900Eric Laurent 4439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten State previousState = mState; 444b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (previousState == STATE_PAUSED_STOPPING) { 445b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPING; 446b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 447b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_ACTIVE; 448b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 449200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten (void) updateAndGetPosition_l(); 4509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (previousState == STATE_STOPPED || previousState == STATE_FLUSHED) { 4519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // reset current position as seen by client to 0 452200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mPosition = 0; 453200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mReleased = 0; 454ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent // force refresh of remaining frames by processAudioBuffer() as last 455ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent // write before stop could be partial. 456ec9a032c2e104ab1e3b5bf73e69dab1408ced0adEric Laurent mRefreshRemaining = true; 45789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 458200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mNewPosition = mPosition + mUpdatePeriod; 45996f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten int32_t flags = android_atomic_and(~CBLK_DISABLED, &mCblk->mFlags); 46089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 46189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sp<AudioTrackThread> t = mAudioTrackThread; 4629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (t != 0) { 463b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (previousState == STATE_STOPPING) { 464b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mProxy->interrupt(); 465b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 466b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald t->resume(); 467b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 4689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 4699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mPreviousPriority = getpriority(PRIO_PROCESS, 0); 4709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten get_sched_policy(0, &mPreviousSchedulingGroup); 4719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten androidSetThreadPriority(0, ANDROID_PRIORITY_AUDIO); 4729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 47389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t status = NO_ERROR; 4759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!(flags & CBLK_INVALID)) { 4769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = mAudioTrack->start(); 4779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status == DEAD_OBJECT) { 4789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten flags |= CBLK_INVALID; 47989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 4809f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 4819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_INVALID) { 4829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = restoreTrack_l("start"); 4839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 4849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 4859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status != NO_ERROR) { 4869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("start() status %d", status); 4879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = previousState; 48889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 489b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (previousState != STATE_STOPPING) { 490b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald t->pause(); 491b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 49289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else { 493879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten setpriority(PRIO_PROCESS, 0, mPreviousPriority); 494a636433cbd09c0708b85f337ef45c0cdef3bcb4dGlenn Kasten set_sched_policy(0, mPreviousSchedulingGroup); 49589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 49689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 49789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 498b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return status; 4999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 5009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 5019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenvoid AudioTrack::stop() 5029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 5039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 504397edb3377e5775f4df60afb8bf6d4711e5adc0eGlenn Kasten if (mState != STATE_ACTIVE && mState != STATE_PAUSED) { 5059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 5069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 5079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 50823a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 509b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPING; 510b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 511b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_STOPPED; 512b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 513b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 5149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->interrupt(); 5159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->stop(); 5169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // the playback head position will reset to 0, so if a marker is set, we need 5179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to activate it again 5189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mMarkerReached = false; 5199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 5209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Force flush if a shared buffer is used otherwise audioflinger 5219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // will not stop before end of buffer is reached. 5229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // It may be needed to make sure that we stop playback, likely in case looping is on. 5239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mSharedBuffer != 0) { 5249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten flush_l(); 5259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 5269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 527b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 5289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrackThread> t = mAudioTrackThread; 5299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (t != 0) { 53023a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (!isOffloaded_l()) { 531b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald t->pause(); 532b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 5339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 5349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten setpriority(PRIO_PROCESS, 0, mPreviousPriority); 5359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten set_sched_policy(0, mPreviousSchedulingGroup); 5369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 53789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 53889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 53989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioTrack::stopped() const 54089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 5419a2aaf927e56a4b4acab23ef16b3f133a9f48a63Glenn Kasten AutoMutex lock(mLock); 5429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return mState != STATE_ACTIVE; 54389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 54489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 54589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioTrack::flush() 54689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 5479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mSharedBuffer != 0) { 5489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 5499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 5501703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 5519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE || mState == STATE_FLUSHED) { 5529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 5534bae3649d504d590a546717a8e49f96a30d9a745Glenn Kasten } 5549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten flush_l(); 5551703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 5561703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 5571703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentvoid AudioTrack::flush_l() 5581703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 5599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOG_ASSERT(mState != STATE_ACTIVE); 560c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 5612c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi // clear playback marker and periodic update counter 5622c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerPosition = 0; 5632c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 5642c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mUpdatePeriod = 0; 565b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mRefreshRemaining = true; 566c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 5679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_FLUSHED; 56823a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 569b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mProxy->interrupt(); 570b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 5719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->flush(); 5724bae3649d504d590a546717a8e49f96a30d9a745Glenn Kasten mAudioTrack->flush(); 57389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 57489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 57589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioTrack::pause() 57689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 577f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 578b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (mState == STATE_ACTIVE) { 579b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_PAUSED; 580b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else if (mState == STATE_STOPPING) { 581b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mState = STATE_PAUSED_STOPPING; 582b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 5839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 58489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 5859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->interrupt(); 5869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->pause(); 5877064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George 5883a90f2849d49bf65f2d6257fd6da30ae46d745faMarco Nelissen if (isOffloaded_l()) { 589142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 5907064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George uint32_t halFrames; 5917064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George // OffloadThread sends HAL pause in its threadLoop.. time saved 5927064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George // here can be slightly off 5937064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George AudioSystem::getRenderPosition(mOutput, &halFrames, &mPausedPosition); 5947064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George ALOGV("AudioTrack::pause for offload, cache current position %u", mPausedPosition); 5957064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 5967064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 59789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 59889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 599be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurentstatus_t AudioTrack::setVolume(float left, float right) 60089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 601c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten // This duplicates a test by AudioTrack JNI, but that is not the only caller 602c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten if (isnanf(left) || left < GAIN_FLOAT_ZERO || left > GAIN_FLOAT_UNITY || 603c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten isnanf(right) || right < GAIN_FLOAT_ZERO || right > GAIN_FLOAT_UNITY) { 604be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return BAD_VALUE; 605be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 606be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 6071703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 60866e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_LEFT] = left; 60966e4635cb09fadcaccf912f37c387396c428378aGlenn Kasten mVolume[AUDIO_INTERLEAVE_RIGHT] = right; 61089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 611c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten mProxy->setVolumeLR(gain_minifloat_pack(gain_from_float(left), gain_from_float(right))); 612be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 61323a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten if (isOffloaded_l()) { 61459fe010bcc072597852454a2ec53d7b0a2002a3bEric Laurent mAudioTrack->signal(); 61559fe010bcc072597852454a2ec53d7b0a2002a3bEric Laurent } 616be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return NO_ERROR; 61789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 61889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 619b1c0993b215c5c3eebd1c6bafc22bba23d57a70bGlenn Kastenstatus_t AudioTrack::setVolume(float volume) 62089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 621b1c0993b215c5c3eebd1c6bafc22bba23d57a70bGlenn Kasten return setVolume(volume, volume); 622be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 623be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 6242beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurentstatus_t AudioTrack::setAuxEffectSendLevel(float level) 625be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 626c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten // This duplicates a test by AudioTrack JNI, but that is not the only caller 627c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten if (isnanf(level) || level < GAIN_FLOAT_ZERO || level > GAIN_FLOAT_UNITY) { 628be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return BAD_VALUE; 629be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 630be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 6319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 632be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent mSendLevel = level; 633e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSendLevel(level); 634be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 635be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return NO_ERROR; 636be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 637be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 638a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenvoid AudioTrack::getAuxEffectSendLevel(float* level) const 639be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 640be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent if (level != NULL) { 6419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *level = mSendLevel; 642be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent } 64389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 64489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6453b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kastenstatus_t AudioTrack::setSampleRate(uint32_t rate) 64689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 647ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mIsTimed || isOffloadedOrDirect()) { 6484ff14bae91075eb274eb1c2975982358946e7e63John Grossman return INVALID_OPERATION; 6494ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 6504ff14bae91075eb274eb1c2975982358946e7e63John Grossman 6519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t afSamplingRate; 6525bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi if (AudioSystem::getOutputSamplingRateForAttr(&afSamplingRate, &mAttributes) != NO_ERROR) { 653573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent return NO_INIT; 65489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 655cd04484f4837b8ca0041d118286ab6a98e84fc75Andy Hung if (rate == 0 || rate > afSamplingRate * AUDIO_RESAMPLER_DOWN_RATIO_MAX) { 656d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 657d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 65889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6591703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 660e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mSampleRate = rate; 661e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSampleRate(rate); 662e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 663573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent return NO_ERROR; 66489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 66589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 666a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenuint32_t AudioTrack::getSampleRate() const 66789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 6684ff14bae91075eb274eb1c2975982358946e7e63John Grossman if (mIsTimed) { 6693b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kasten return 0; 6704ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 6714ff14bae91075eb274eb1c2975982358946e7e63John Grossman 6721703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 6736f59db12a64f4496866952a251122ccb77a36c6bEric Laurent 6746f59db12a64f4496866952a251122ccb77a36c6bEric Laurent // sample rate can be updated during playback by the offloaded decoder so we need to 6756f59db12a64f4496866952a251122ccb77a36c6bEric Laurent // query the HAL and update if needed. 6766f59db12a64f4496866952a251122ccb77a36c6bEric Laurent// FIXME use Proxy return channel to update the rate from server and avoid polling here 677ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect_l()) { 678142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 6796f59db12a64f4496866952a251122ccb77a36c6bEric Laurent uint32_t sampleRate = 0; 680b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi status_t status = AudioSystem::getSamplingRate(mOutput, &sampleRate); 6816f59db12a64f4496866952a251122ccb77a36c6bEric Laurent if (status == NO_ERROR) { 6826f59db12a64f4496866952a251122ccb77a36c6bEric Laurent mSampleRate = sampleRate; 6836f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 6846f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 6856f59db12a64f4496866952a251122ccb77a36c6bEric Laurent } 686e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten return mSampleRate; 68789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 68889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 68989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setLoop(uint32_t loopStart, uint32_t loopEnd, int loopCount) 69089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 691ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mSharedBuffer == 0 || mIsTimed || isOffloadedOrDirect()) { 692083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten return INVALID_OPERATION; 693083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten } 694083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten 69589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (loopCount == 0) { 6969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ; 6979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (loopCount >= -1 && loopStart < loopEnd && loopEnd <= mFrameCount && 6989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten loopEnd - loopStart >= MIN_LOOP) { 6999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ; 7009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 70189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 70289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 70389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 7059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // See setPosition() regarding setting parameters such as loop points or position while active 7069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 7079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 708c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 7099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten setLoop_l(loopStart, loopEnd, loopCount); 71089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 71189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 71289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenvoid AudioTrack::setLoop_l(uint32_t loopStart, uint32_t loopEnd, int loopCount) 7149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 7159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME If setting a loop also sets position to start of loop, then 7169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // this is correct. Otherwise it should be removed. 717200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mNewPosition = updateAndGetPosition_l() + mUpdatePeriod; 7189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLoopPeriod = loopCount != 0 ? loopEnd - loopStart : 0; 7199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy->setLoop(loopStart, loopEnd, loopCount); 7209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 7219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 72289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setMarkerPosition(uint32_t marker) 72389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 724fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // The only purpose of setting marker position is to get a callback 725ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mCbf == NULL || isOffloadedOrDirect()) { 726d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 727d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 72889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 73089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = marker; 7312c22aeb65e801f663a754d043062f85e49f77739Jean-Michel Trivi mMarkerReached = false; 73289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 73389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 73489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 73589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 736a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenstatus_t AudioTrack::getMarkerPosition(uint32_t *marker) const 73789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 738ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 739b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 740b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 741d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (marker == NULL) { 742d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 743d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 74489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 74689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *marker = mMarkerPosition; 74789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 74889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 74989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 75089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 75189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setPositionUpdatePeriod(uint32_t updatePeriod) 75289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 753fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // The only purpose of setting position update period is to get a callback 754ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mCbf == NULL || isOffloadedOrDirect()) { 755d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 756d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 75789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 759200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mNewPosition = updateAndGetPosition_l() + updatePeriod; 76089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = updatePeriod; 7612b2165c75790050810460c8de3f414876bce4c0eGlenn Kasten 76289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 76389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 76489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 765a5224f319e2ba4b51ddb4287705ccf8d4b8ecc51Glenn Kastenstatus_t AudioTrack::getPositionUpdatePeriod(uint32_t *updatePeriod) const 76689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 767ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 768b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return INVALID_OPERATION; 769b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 770d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (updatePeriod == NULL) { 771d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 772d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 77389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 77589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *updatePeriod = mUpdatePeriod; 77689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 77789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 77889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 77989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 78089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::setPosition(uint32_t position) 78189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 782ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mSharedBuffer == 0 || mIsTimed || isOffloadedOrDirect()) { 783d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 784d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 7859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (position > mFrameCount) { 7869c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return BAD_VALUE; 7879c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 7889c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 7899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 7909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Currently we require that the player is inactive before setting parameters such as position 7919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // or loop points. Otherwise, there could be a race condition: the application could read the 7929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // current position, compute a new position or loop parameters, and then set that position or 7939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // loop parameters but it would do the "wrong" thing since the position has continued to advance 7949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // in the mean time. If we ever provide a sequencer in server, we could allow a way for the app 7959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to specify how it wants to handle such scenarios. 7969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 7979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 798d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 799200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mNewPosition = updateAndGetPosition_l() + mUpdatePeriod; 8009f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLoopPeriod = 0; 8019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME Check whether loops and setting position are incompatible in old code. 8029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // If we use setLoop for both purposes we lose the capability to set the position while looping. 8039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy->setLoop(position, mFrameCount, 0); 804c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 80589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 80689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 80789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 808200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kastenstatus_t AudioTrack::getPosition(uint32_t *position) 80989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 810d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten if (position == NULL) { 811d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return BAD_VALUE; 812d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 8139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 8141703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 815ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect_l()) { 816b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald uint32_t dspFrames = 0; 81789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 818ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloaded_l() && ((mState == STATE_PAUSED) || (mState == STATE_PAUSED_STOPPING))) { 8197064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George ALOGV("getPosition called in paused state, return cached position %u", mPausedPosition); 8207064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George *position = mPausedPosition; 8217064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George return NO_ERROR; 8227064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George } 8237064fd2dcdfeafea53cd5a992bb78c413542f29fHaynes Mathew George 824142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (mOutput != AUDIO_IO_HANDLE_NONE) { 825b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald uint32_t halFrames; 826b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald AudioSystem::getRenderPosition(mOutput, &halFrames, &dspFrames); 827b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 828b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald *position = dspFrames; 829b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 830b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // IAudioTrack::stop() isn't synchronous; we don't know when presentation completes 831200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten *position = (mState == STATE_STOPPED || mState == STATE_FLUSHED) ? 832200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten 0 : updateAndGetPosition_l(); 833b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 83489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 83589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 83689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 837377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETITstatus_t AudioTrack::getBufferPosition(uint32_t *position) 8389c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten{ 8399c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten if (mSharedBuffer == 0 || mIsTimed) { 8409c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return INVALID_OPERATION; 8419c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 8429c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten if (position == NULL) { 8439c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return BAD_VALUE; 8449c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten } 8459c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 8469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 8479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *position = mStaticProxy->getBufferPosition(); 8489c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten return NO_ERROR; 8499c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten} 8509c6745f128648f6e0144b74ee593911a9fa10d51Glenn Kasten 85189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::reload() 85289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 853ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mSharedBuffer == 0 || mIsTimed || isOffloadedOrDirect()) { 854083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten return INVALID_OPERATION; 855083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten } 856083d1c1492d496960d5b28f4664ff02101736677Glenn Kasten 8571703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 8589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // See setPosition() regarding setting parameters such as loop points or position while active 8599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 860d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 861d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 8629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition = mUpdatePeriod; 8639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLoopPeriod = 0; 8649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME The new code cannot reload while keeping a loop specified. 8659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Need to check how the old code handled this, and whether it's a significant change. 8669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy->setLoop(0, mFrameCount, 0); 86789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 86889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 86989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 87038e905b3cbba4da443d799b16999989781afc6d8Glenn Kastenaudio_io_handle_t AudioTrack::getOutput() const 871c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent{ 8721703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 873b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return mOutput; 8741703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 8751703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 876be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurentstatus_t AudioTrack::attachAuxEffect(int effectId) 877be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 8789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 8792beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent status_t status = mAudioTrack->attachAuxEffect(effectId); 8802beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent if (status == NO_ERROR) { 8812beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAuxEffectId = effectId; 8822beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent } 8832beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent return status; 884be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 885be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 88689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 88789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8881703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// must be called with mLock held 889200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kastenstatus_t AudioTrack::createTrack_l() 89034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent{ 89134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent status_t status; 89234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent const sp<IAudioFlinger>& audioFlinger = AudioSystem::get_audio_flinger(); 89334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (audioFlinger == 0) { 894e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten ALOGE("Could not get audioflinger"); 895e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten return NO_INIT; 89634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 89734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 8985bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi audio_io_handle_t output = AudioSystem::getOutputForAttr(&mAttributes, mSampleRate, mFormat, 89938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten mChannelMask, mFlags, mOffloadInfo); 900142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (output == AUDIO_IO_HANDLE_NONE) { 9015bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi ALOGE("Could not get audio output for stream type %d, usage %d, sample rate %u, format %#x," 9025bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi " channel mask %#x, flags %#x", 9035bd3f38638acab633d181359cc9ec27b80f84d43Jean-Michel Trivi mStreamType, mAttributes.usage, mSampleRate, mFormat, mChannelMask, mFlags); 90438e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten return BAD_VALUE; 90538e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten } 90638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten { 90738e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // Now that we have a reference to an I/O handle and have not yet handed it off to AudioFlinger, 90838e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // we must release it ourselves if anything goes wrong. 90938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten 910ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // Not all of these values are needed under all conditions, but it is easier to get them all 911ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten 912d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent uint32_t afLatency; 913241618f1b286f9e7e02fe61e96d9194e2e1e8a7aGlenn Kasten status = AudioSystem::getLatency(output, &afLatency); 914ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (status != NO_ERROR) { 9159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("getLatency(%d) failed status %d", output, status); 91638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 917d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent } 918d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent 919ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten size_t afFrameCount; 920b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi status = AudioSystem::getFrameCount(output, &afFrameCount); 921ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (status != NO_ERROR) { 922b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi ALOGE("getFrameCount(output=%d) status %d", output, status); 92338e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 924ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten } 925ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten 926ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten uint32_t afSampleRate; 927b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi status = AudioSystem::getSamplingRate(output, &afSampleRate); 928ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (status != NO_ERROR) { 929b7f24b101d43139b4c747129bfbc4ecf5c468b86Jean-Michel Trivi ALOGE("getSamplingRate(output=%d) status %d", output, status); 93038e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 931ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten } 932ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten 9334a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten // Client decides whether the track is TIMED (see below), but can only express a preference 9344a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten // for FAST. Server will perform additional tests. 93543bdc1de363a3c72c7dcf9c9a898bac109dc7cb5Glenn Kasten if ((mFlags & AUDIO_OUTPUT_FLAG_FAST) && !(( 9364a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten // either of these use cases: 9374a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten // use case 1: shared buffer 938363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten (mSharedBuffer != 0) || 939c6ba823a397abf865b02f4f48fe18231f94d8e87Glenn Kasten // use case 2: callback transfer mode 940c6ba823a397abf865b02f4f48fe18231f94d8e87Glenn Kasten (mTransfer == TRANSFER_CALLBACK)) && 94143bdc1de363a3c72c7dcf9c9a898bac109dc7cb5Glenn Kasten // matching sample rate 94243bdc1de363a3c72c7dcf9c9a898bac109dc7cb5Glenn Kasten (mSampleRate == afSampleRate))) { 9433acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten ALOGW("AUDIO_OUTPUT_FLAG_FAST denied by client"); 944093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // once denied, do not request again if IAudioTrack is re-created 945363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mFlags = (audio_output_flags_t) (mFlags & ~AUDIO_OUTPUT_FLAG_FAST); 9464a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten } 947e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten ALOGV("createTrack_l() output %d afLatency %d", output, afLatency); 9484a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten 949ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // The client's AudioTrack buffer is divided into n parts for purpose of wakeup by server, where 950b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten // n = 1 fast track with single buffering; nBuffering is ignored 951b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten // n = 2 fast track with double buffering 952ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // n = 2 normal track, no sample rate conversion 953ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // n = 3 normal track, with sample rate conversion 954ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // (pessimistic; some non-1:1 conversion ratios don't actually need triple-buffering) 955ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // n > 3 very high latency or very small notification interval; nBuffering is ignored 956363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten const uint32_t nBuffering = (mSampleRate == afSampleRate) ? 2 : 3; 957ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten 958d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent mNotificationFramesAct = mNotificationFramesReq; 959e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 960363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten size_t frameCount = mReqFrameCount; 961363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (!audio_is_linear_pcm(mFormat)) { 962e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 963363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer != 0) { 964e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // Same comment as below about ignoring frameCount parameter for set() 965363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten frameCount = mSharedBuffer->size(); 966e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } else if (frameCount == 0) { 967e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten frameCount = afFrameCount; 968d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent } 969b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (mNotificationFramesAct != frameCount) { 970b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mNotificationFramesAct = frameCount; 971b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 972363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten } else if (mSharedBuffer != 0) { 973e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 974a42ff007a17d63df22c60dd5e5fd811ee45ca1b3Glenn Kasten // Ensure that buffer alignment matches channel count 975e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // 8-bit data in shared memory is not currently supported by AudioFlinger 976b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten size_t alignment = audio_bytes_per_sample( 977b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten mFormat == AUDIO_FORMAT_PCM_8_BIT ? AUDIO_FORMAT_PCM_16_BIT : mFormat); 978b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten if (alignment & 1) { 979b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten alignment = 1; 980b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten } 981a42ff007a17d63df22c60dd5e5fd811ee45ca1b3Glenn Kasten if (mChannelCount > 1) { 982e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // More than 2 channels does not require stronger alignment than stereo 983e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten alignment <<= 1; 984e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 9851d6fa7af1288b550faabe4ec2cf98684236723dbNarayan Kamath if (((uintptr_t)mSharedBuffer->pointer() & (alignment - 1)) != 0) { 986a42ff007a17d63df22c60dd5e5fd811ee45ca1b3Glenn Kasten ALOGE("Invalid buffer alignment: address %p, channel count %u", 987363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mSharedBuffer->pointer(), mChannelCount); 98838e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten status = BAD_VALUE; 98938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 990e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 991e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 992e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // When initializing a shared buffer AudioTrack via constructors, 993e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // there's no frameCount parameter. 994e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // But when initializing a shared buffer AudioTrack via set(), 995e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // there _is_ a frameCount parameter. We silently ignore it. 996b773038277ba328696832b690b91ce6e95bd1a6cGlenn Kasten frameCount = mSharedBuffer->size() / mFrameSizeAF; 997e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 998363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten } else if (!(mFlags & AUDIO_OUTPUT_FLAG_FAST)) { 999e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 1000e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // FIXME move these calculations and associated checks to server 1001e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 1002d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent // Ensure that buffer depth covers at least audio hardware latency 1003d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent uint32_t minBufCount = afLatency / ((1000 * afFrameCount)/afSampleRate); 100434fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("afFrameCount=%zu, minBufCount=%d, afSampleRate=%u, afLatency=%d", 1005bb6f0a0bb413817d707cfb4c4a30847fda520787Glenn Kasten afFrameCount, minBufCount, afSampleRate, afLatency); 1006ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (minBufCount <= nBuffering) { 1007ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten minBufCount = nBuffering; 10087c027248e1a4ccd5b22bc4deafb03e2d87ac8f38Glenn Kasten } 1009d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent 1010cd04484f4837b8ca0041d118286ab6a98e84fc75Andy Hung size_t minFrameCount = afFrameCount * minBufCount * uint64_t(mSampleRate) / afSampleRate; 101134fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("minFrameCount: %zu, afFrameCount=%zu, minBufCount=%d, sampleRate=%u, afSampleRate=%u" 10123acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten ", afLatency=%d", 1013363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten minFrameCount, afFrameCount, minBufCount, mSampleRate, afSampleRate, afLatency); 1014d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent 1015e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten if (frameCount == 0) { 1016e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten frameCount = minFrameCount; 1017ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten } else if (frameCount < minFrameCount) { 1018e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // not ALOGW because it happens all the time when playing key clicks over A2DP 101934fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("Minimum buffer size corrected from %zu to %zu", 1020e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten frameCount, minFrameCount); 1021e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten frameCount = minFrameCount; 1022e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 1023ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten // Make sure that application is notified with sufficient margin before underrun 1024ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (mNotificationFramesAct == 0 || mNotificationFramesAct > frameCount/nBuffering) { 1025ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten mNotificationFramesAct = frameCount/nBuffering; 1026ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten } 1027e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten 1028e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } else { 1029e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // For fast tracks, the frame count calculations and checks are done by server 1030d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent } 1031d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent 1032a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten IAudioFlinger::track_flags_t trackFlags = IAudioFlinger::TRACK_DEFAULT; 1033a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten if (mIsTimed) { 1034a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten trackFlags |= IAudioFlinger::TRACK_TIMED; 1035a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten } 10363acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 10373acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten pid_t tid = -1; 1038363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 10394a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten trackFlags |= IAudioFlinger::TRACK_FAST; 10403acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten if (mAudioTrackThread != 0) { 10413acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten tid = mAudioTrackThread->getTid(); 10423acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 10434a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten } 10444a4a0959bca78e03e3c3f486ba17829c28314d8cGlenn Kasten 1045363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) { 1046b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald trackFlags |= IAudioFlinger::TRACK_OFFLOAD; 1047b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1048b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 1049ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mFlags & AUDIO_OUTPUT_FLAG_DIRECT) { 1050ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent trackFlags |= IAudioFlinger::TRACK_DIRECT; 1051ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1052ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 105374935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t temp = frameCount; // temp may be replaced by a revised value of frameCount, 105474935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten // but we will still need the original value also 1055363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten sp<IAudioTrack> track = audioFlinger->createTrack(mStreamType, 1056363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mSampleRate, 105760a839204713e0f8258d082af83262b1eb33a6c3Glenn Kasten // AudioFlinger only sees 16-bit PCM 1058c4b88a8d0f524666bf0f390075c334d047a104f2Glenn Kasten mFormat == AUDIO_FORMAT_PCM_8_BIT && 1059c4b88a8d0f524666bf0f390075c334d047a104f2Glenn Kasten !(mFlags & AUDIO_OUTPUT_FLAG_DIRECT) ? 1060363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten AUDIO_FORMAT_PCM_16_BIT : mFormat, 1061a42ff007a17d63df22c60dd5e5fd811ee45ca1b3Glenn Kasten mChannelMask, 106274935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten &temp, 1063e0b07179a48ee50fda931d2aa1b3c751d167e4d7Glenn Kasten &trackFlags, 1064363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mSharedBuffer, 106534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent output, 10663acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten tid, 1067be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent &mSessionId, 1068462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen mClientUid, 106934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent &status); 107034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 1071c08d20b6a37122ebf116262c9372509ed060d4c1Glenn Kasten if (status != NO_ERROR) { 107229357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("AudioFlinger could not create track, status: %d", status); 107338e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten goto release; 107434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 1075c08d20b6a37122ebf116262c9372509ed060d4c1Glenn Kasten ALOG_ASSERT(track != 0); 1076c08d20b6a37122ebf116262c9372509ed060d4c1Glenn Kasten 107738e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // AudioFlinger now owns the reference to the I/O handle, 107838e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // so we are no longer responsible for releasing it. 107938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten 1080d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten sp<IMemory> iMem = track->getCblk(); 1081d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten if (iMem == 0) { 108229357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Could not get control block"); 108334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_INIT; 108434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 10850cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten void *iMemPointer = iMem->pointer(); 10860cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten if (iMemPointer == NULL) { 10870cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten ALOGE("Could not get control block pointer"); 10880cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten return NO_INIT; 10890cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten } 109053cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten // invariant that mAudioTrack != 0 is true only after set() returns successfully 10919f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mAudioTrack != 0) { 10929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->asBinder()->unlinkToDeath(mDeathNotifier, this); 10939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mDeathNotifier.clear(); 10949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 109534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mAudioTrack = track; 1096d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten mCblkMemory = iMem; 10973bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent IPCThreadState::self()->flushCommands(); 10983bcffa136909c1fb6e88ee4efd12ccac18360a85Eric Laurent 10990cde076ddb283c84c3801a2df4cc3df99bd1577fGlenn Kasten audio_track_cblk_t* cblk = static_cast<audio_track_cblk_t*>(iMemPointer); 1100d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten mCblk = cblk; 110174935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten // note that temp is the (possibly revised) value of frameCount 1102b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten if (temp < frameCount || (frameCount == 0 && temp == 0)) { 1103b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten // In current design, AudioTrack client checks and ensures frame count validity before 1104b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten // passing it to AudioFlinger so AudioFlinger should not return a different value except 1105b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten // for fast track as it uses a special method of assigning frame count. 110634fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGW("Requested frameCount %zu but received frameCount %zu", frameCount, temp); 1107b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten } 1108b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten frameCount = temp; 11095f631515d098c29603cda88f7a7e7580a2d55b57Glenn Kasten 1110a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mAwaitBoost = false; 1111363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 1112e0b07179a48ee50fda931d2aa1b3c751d167e4d7Glenn Kasten if (trackFlags & IAudioFlinger::TRACK_FAST) { 111334fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("AUDIO_OUTPUT_FLAG_FAST successful; frameCount %zu", frameCount); 1114a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mAwaitBoost = true; 1115363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 1116b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten // Theoretically double-buffering is not required for fast tracks, 1117b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten // due to tighter scheduling. But in practice, to accommodate kernels with 1118b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten // scheduling jitter, and apps with computation jitter, we use double-buffering. 1119b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten if (mNotificationFramesAct == 0 || mNotificationFramesAct > frameCount/nBuffering) { 1120b5fed68bcdd6f44424c9e4d12bfe9a3ff51bd62eGlenn Kasten mNotificationFramesAct = frameCount/nBuffering; 11219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 11229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 11233acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } else { 112434fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("AUDIO_OUTPUT_FLAG_FAST denied by server; frameCount %zu", frameCount); 1125093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // once denied, do not request again if IAudioTrack is re-created 1126363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mFlags = (audio_output_flags_t) (mFlags & ~AUDIO_OUTPUT_FLAG_FAST); 1127363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 1128ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten if (mNotificationFramesAct == 0 || mNotificationFramesAct > frameCount/nBuffering) { 1129ce8828a016b082f730152af2204b8ea3610dc1ecGlenn Kasten mNotificationFramesAct = frameCount/nBuffering; 11309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 11319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1132e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten } 11333acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 1134363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) { 1135b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (trackFlags & IAudioFlinger::TRACK_OFFLOAD) { 1136b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGV("AUDIO_OUTPUT_FLAG_OFFLOAD successful"); 1137b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 1138b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGW("AUDIO_OUTPUT_FLAG_OFFLOAD denied by server"); 1139363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mFlags = (audio_output_flags_t) (mFlags & ~AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD); 114038e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // FIXME This is a warning, not an error, so don't return error status 114138e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten //return NO_INIT; 1142b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1143b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1144ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (mFlags & AUDIO_OUTPUT_FLAG_DIRECT) { 1145ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (trackFlags & IAudioFlinger::TRACK_DIRECT) { 1146ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent ALOGV("AUDIO_OUTPUT_FLAG_DIRECT successful"); 1147ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } else { 1148ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent ALOGW("AUDIO_OUTPUT_FLAG_DIRECT denied by server"); 1149ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent mFlags = (audio_output_flags_t) (mFlags & ~AUDIO_OUTPUT_FLAG_DIRECT); 1150ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent // FIXME This is a warning, not an error, so don't return error status 1151ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent //return NO_INIT; 1152ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1153ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1154b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 115538e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // We retain a copy of the I/O handle, but don't own the reference 115638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten mOutput = output; 11579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRefreshRemaining = true; 11589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 11599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Starting address of buffers in shared memory. If there is a shared buffer, buffers 11609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // is the value of pointer() for the shared buffer, otherwise buffers points 11619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // immediately after the control block. This address is for the mapping within client 11629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // address space. AudioFlinger::TrackBase::mBuffer is for the server address space. 11639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten void* buffers; 1164363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 11659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffers = (char*)cblk + sizeof(audio_track_cblk_t); 116634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } else { 1167363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten buffers = mSharedBuffer->pointer(); 116834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 116934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 11702beeb50b1bba9e92f6cacfeca37fe9fa9d36ead1Eric Laurent mAudioTrack->attachAuxEffect(mAuxEffectId); 1171e0fa467e1150c65a7b1b1ed904c579b40f97c9dfGlenn Kasten // FIXME don't believe this lie 1172363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten mLatency = afLatency + (1000*frameCount) / mSampleRate; 11735f631515d098c29603cda88f7a7e7580a2d55b57Glenn Kasten 1174b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mFrameCount = frameCount; 1175093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // If IAudioTrack is re-created, don't let the requested frameCount 1176093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten // decrease. This can confuse clients that cache frameCount(). 1177b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten if (frameCount > mReqFrameCount) { 1178b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mReqFrameCount = frameCount; 1179093000f7d11839b920e8dfaa42ed1d09f48e24b8Glenn Kasten } 1180e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 1181e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten // update proxy 1182363fb75db26698cbb50065506e0c80b61d1fbf92Glenn Kasten if (mSharedBuffer == 0) { 11839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy.clear(); 11849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy = new AudioTrackClientProxy(cblk, buffers, frameCount, mFrameSizeAF); 11859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 11869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy = new StaticAudioTrackClientProxy(cblk, buffers, frameCount, mFrameSizeAF); 11879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy = mStaticProxy; 11889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1189c56f3426099a3cf2d07ccff8886050c7fbce140fGlenn Kasten mProxy->setVolumeLR(GAIN_MINIFLOAT_PACKED_UNITY); 1190e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSendLevel(mSendLevel); 1191e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten mProxy->setSampleRate(mSampleRate); 11929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->setMinimum(mNotificationFramesAct); 11939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 11949f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mDeathNotifier = new DeathNotifier(this); 11959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mAudioTrack->asBinder()->linkToDeath(mDeathNotifier, this); 1196e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 119734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_ERROR; 119838e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten } 119938e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten 120038e905b3cbba4da443d799b16999989781afc6d8Glenn Kastenrelease: 120138e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten AudioSystem::releaseOutput(output); 120238e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten if (status == NO_ERROR) { 120338e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten status = NO_INIT; 120438e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten } 120538e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten return status; 120634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent} 120734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 120889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioTrack::obtainBuffer(Buffer* audioBuffer, int32_t waitCount) 120989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 12109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (audioBuffer == NULL) { 12119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return BAD_VALUE; 12129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 12139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer != TRANSFER_OBTAIN) { 12149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->frameCount = 0; 12159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->size = 0; 12169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->raw = NULL; 12179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return INVALID_OPERATION; 12189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 12199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 12209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten const struct timespec *requested; 1221df576995a5aad3428aeeef765387d650945c161dEric Laurent struct timespec timeout; 12229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (waitCount == -1) { 12239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kForever; 12249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (waitCount == 0) { 12259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 12269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else if (waitCount > 0) { 12279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten long long ms = WAIT_PERIOD_MS * (long long) waitCount; 12289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_sec = ms / 1000; 12299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_nsec = (int) (ms % 1000) * 1000000; 12309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &timeout; 12319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 12329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("%s invalid waitCount %d", __func__, waitCount); 12339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = NULL; 12349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 12359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return obtainBuffer(audioBuffer, requested); 12369f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 12379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 12389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenstatus_t AudioTrack::obtainBuffer(Buffer* audioBuffer, const struct timespec *requested, 12399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten struct timespec *elapsed, size_t *nonContig) 12409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 12419f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // previous and new IAudioTrack sequence numbers are used to detect track re-creation 12429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t oldSequence = 0; 12439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t newSequence; 1244e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 12459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Proxy::Buffer buffer; 12469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t status = NO_ERROR; 124789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten static const int32_t kMaxTries = 5; 12499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int32_t tryCounter = kMaxTries; 125089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten do { 12529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // obtainBuffer() is called with mutex unlocked, so keep extra references to these fields to 12539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // keep them from going away if another thread re-creates the track during obtainBuffer() 12549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrackClientProxy> proxy; 12559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<IMemory> iMem; 125689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten { // start of lock scope 12589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 12591703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 12609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newSequence = mSequence; 12619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // did previous obtainBuffer() fail due to media server death or voluntary invalidation? 12629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status == DEAD_OBJECT) { 12639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // re-create track, unless someone else has already done so 12649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (newSequence == oldSequence) { 12659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = restoreTrack_l("obtainBuffer"); 12669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (status != NO_ERROR) { 1267b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mFrameCount = 0; 1268b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mRaw = NULL; 1269b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mNonContig = 0; 12709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten break; 127189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 127289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 12739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 12749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten oldSequence = newSequence; 1275c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 12769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Keep the extra references 12779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten proxy = mProxy; 12789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten iMem = mCblkMemory; 12799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1280b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (mState == STATE_STOPPING) { 1281b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald status = -EINTR; 1282b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mFrameCount = 0; 1283b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mRaw = NULL; 1284b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald buffer.mNonContig = 0; 1285b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald break; 1286b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1287b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 12889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Non-blocking if track is stopped or paused 12899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState != STATE_ACTIVE) { 12909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 129189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 129289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } // end of lock scope 1294c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 12959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mFrameCount = audioBuffer->frameCount; 12969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME starts the requested timeout and elapsed over from scratch 12979f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status = proxy->obtainBuffer(&buffer, requested, elapsed); 129889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 12999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } while ((status == DEAD_OBJECT) && (tryCounter-- > 0)); 130089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 13019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->frameCount = buffer.mFrameCount; 13029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->size = buffer.mFrameCount * mFrameSizeAF; 13039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer->raw = buffer.mRaw; 13049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (nonContig != NULL) { 13059f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten *nonContig = buffer.mNonContig; 130689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 13079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return status; 130889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 130989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 131089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioTrack::releaseBuffer(Buffer* audioBuffer) 131189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 13129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer == TRANSFER_SHARED) { 13139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 13149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 13159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 13169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t stepCount = audioBuffer->size / mFrameSizeAF; 13179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (stepCount == 0) { 13189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return; 13199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 13209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 13219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Proxy::Buffer buffer; 13229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mFrameCount = stepCount; 13239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer.mRaw = audioBuffer->raw; 1324e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten 13251703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 1326200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mReleased += stepCount; 13279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = false; 13289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mProxy->releaseBuffer(&buffer); 13299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 13309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // restart track if it was disabled by audioflinger due to previous underrun 13319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 13329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audio_track_cblk_t* cblk = mCblk; 133396f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten if (android_atomic_and(~CBLK_DISABLED, &cblk->mFlags) & CBLK_DISABLED) { 1334c5a17425986b4ce3384e6956762c86018b49c4a0Glenn Kasten ALOGW("releaseBuffer() track %p disabled due to previous underrun, restarting", this); 13359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME ignoring status 1336df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent mAudioTrack->start(); 1337df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent } 1338df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent } 133989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 134089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 134189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 134289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1343720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivissize_t AudioTrack::write(const void* buffer, size_t userSize, bool blocking) 134489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 13459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer != TRANSFER_SYNC || mIsTimed) { 1346d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten return INVALID_OPERATION; 1347d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 134889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1349ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isDirect()) { 1350ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 1351ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent int32_t flags = android_atomic_and( 1352ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent ~(CBLK_UNDERRUN | CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL | CBLK_BUFFER_END), 1353ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent &mCblk->mFlags); 1354ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (flags & CBLK_INVALID) { 1355ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return DEAD_OBJECT; 1356ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1357ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent } 1358ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 13599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ssize_t(userSize) < 0 || (buffer == NULL && userSize != 0)) { 136099e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // Sanity-check: user is most-likely passing an error code, and it would 136199e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // make the return value ambiguous (actualSize vs error). 1362377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT ALOGE("AudioTrack::write(buffer=%p, size=%zu (%zd)", buffer, userSize, userSize); 136389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 136489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 136589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 13669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t written = 0; 136789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Buffer audioBuffer; 136889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 13699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (userSize >= mFrameSize) { 13709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = userSize / mFrameSize; 1371c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 1372720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivi status_t err = obtainBuffer(&audioBuffer, 1373720ad9ddb2ac6b55b0dfbfcd2d8360151d8ac427Jean-Michel Trivi blocking ? &ClientProxy::kForever : &ClientProxy::kNonBlocking); 137489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err < 0) { 13759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (written > 0) { 137689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project break; 1377d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 137889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return ssize_t(err); 137989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 138089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 138189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t toWrite; 13820ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent if (mFormat == AUDIO_FORMAT_PCM_8_BIT && !(mFlags & AUDIO_OUTPUT_FLAG_DIRECT)) { 138389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Divide capacity by 2 to take expansion into account 13849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten toWrite = audioBuffer.size >> 1; 13859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten memcpy_to_i16_from_u8(audioBuffer.i16, (const uint8_t *) buffer, toWrite); 13863302526f6276911b2dc40c731ea7fa0e7972d908Eric Laurent } else { 138789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project toWrite = audioBuffer.size; 13889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten memcpy(audioBuffer.i8, buffer, toWrite); 138989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 13909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten buffer = ((const char *) buffer) + toWrite; 139189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project userSize -= toWrite; 139289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project written += toWrite; 139389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 139489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 13959f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 139689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 139789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return written; 139889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 139989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 140089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 140189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 14024ff14bae91075eb274eb1c2975982358946e7e63John GrossmanTimedAudioTrack::TimedAudioTrack() { 14034ff14bae91075eb274eb1c2975982358946e7e63John Grossman mIsTimed = true; 14044ff14bae91075eb274eb1c2975982358946e7e63John Grossman} 14054ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14064ff14bae91075eb274eb1c2975982358946e7e63John Grossmanstatus_t TimedAudioTrack::allocateTimedBuffer(size_t size, sp<IMemory>* buffer) 14074ff14bae91075eb274eb1c2975982358946e7e63John Grossman{ 1408d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten AutoMutex lock(mLock); 14094ff14bae91075eb274eb1c2975982358946e7e63John Grossman status_t result = UNKNOWN_ERROR; 14104ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 1 1412d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten // acquire a strong reference on the IMemory and IAudioTrack so that they cannot be destroyed 1413d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten // while we are accessing the cblk 1414d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten sp<IAudioTrack> audioTrack = mAudioTrack; 1415d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten sp<IMemory> iMem = mCblkMemory; 14169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 1417d5ed6e88a9bea1879e41d7defaf1edea7c09f554Glenn Kasten 14184ff14bae91075eb274eb1c2975982358946e7e63John Grossman // If the track is not invalid already, try to allocate a buffer. alloc 14194ff14bae91075eb274eb1c2975982358946e7e63John Grossman // fails indicating that the server is dead, flag the track as invalid so 1420c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // we can attempt to restore in just a bit. 1421d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten audio_track_cblk_t* cblk = mCblk; 142296f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten if (!(cblk->mFlags & CBLK_INVALID)) { 14234ff14bae91075eb274eb1c2975982358946e7e63John Grossman result = mAudioTrack->allocateTimedBuffer(size, buffer); 14244ff14bae91075eb274eb1c2975982358946e7e63John Grossman if (result == DEAD_OBJECT) { 142596f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten android_atomic_or(CBLK_INVALID, &cblk->mFlags); 14264ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 14274ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 14284ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14294ff14bae91075eb274eb1c2975982358946e7e63John Grossman // If the track is invalid at this point, attempt to restore it. and try the 14304ff14bae91075eb274eb1c2975982358946e7e63John Grossman // allocation one more time. 143196f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten if (cblk->mFlags & CBLK_INVALID) { 14329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten result = restoreTrack_l("allocateTimedBuffer"); 14334ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (result == NO_ERROR) { 14354ff14bae91075eb274eb1c2975982358946e7e63John Grossman result = mAudioTrack->allocateTimedBuffer(size, buffer); 1436d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 14374ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 14384ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14394ff14bae91075eb274eb1c2975982358946e7e63John Grossman return result; 14404ff14bae91075eb274eb1c2975982358946e7e63John Grossman} 14414ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14424ff14bae91075eb274eb1c2975982358946e7e63John Grossmanstatus_t TimedAudioTrack::queueTimedBuffer(const sp<IMemory>& buffer, 14434ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts) 14444ff14bae91075eb274eb1c2975982358946e7e63John Grossman{ 1445df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent status_t status = mAudioTrack->queueTimedBuffer(buffer, pts); 1446df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent { 1447df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent AutoMutex lock(mLock); 1448d2c38fc4d5dc742d7441444316849510dd2b7363Glenn Kasten audio_track_cblk_t* cblk = mCblk; 1449df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent // restart track if it was disabled by audioflinger due to previous underrun 1450df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent if (buffer->size() != 0 && status == NO_ERROR && 145196f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten (mState == STATE_ACTIVE) && (cblk->mFlags & CBLK_DISABLED)) { 145296f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten android_atomic_and(~CBLK_DISABLED, &cblk->mFlags); 1453df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent ALOGW("queueTimedBuffer() track %p disabled, restarting", this); 14549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME ignoring status 1455df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent mAudioTrack->start(); 1456df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent } 14574ff14bae91075eb274eb1c2975982358946e7e63John Grossman } 1458df839841d2db4cb8e2acb10205b3942622b3e7a2Eric Laurent return status; 14594ff14bae91075eb274eb1c2975982358946e7e63John Grossman} 14604ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14614ff14bae91075eb274eb1c2975982358946e7e63John Grossmanstatus_t TimedAudioTrack::setMediaTimeTransform(const LinearTransform& xform, 14624ff14bae91075eb274eb1c2975982358946e7e63John Grossman TargetTimeline target) 14634ff14bae91075eb274eb1c2975982358946e7e63John Grossman{ 14644ff14bae91075eb274eb1c2975982358946e7e63John Grossman return mAudioTrack->setMediaTimeTransform(xform, target); 14654ff14bae91075eb274eb1c2975982358946e7e63John Grossman} 14664ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14674ff14bae91075eb274eb1c2975982358946e7e63John Grossman// ------------------------------------------------------------------------- 14684ff14bae91075eb274eb1c2975982358946e7e63John Grossman 14697c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastennsecs_t AudioTrack::processAudioBuffer() 147089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 1471fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // Currently the AudioTrack thread is not created if there are no callbacks. 1472fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // Would it ever make sense to run the thread, even without callbacks? 1473fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // If so, then replace this by checks at each use for mCbf != NULL. 1474fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten LOG_ALWAYS_FATAL_IF(mCblk == NULL); 1475fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten 14761703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 1477a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (mAwaitBoost) { 1478a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mAwaitBoost = false; 1479a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten mLock.unlock(); 1480a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten static const int32_t kMaxTries = 5; 1481a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten int32_t tryCounter = kMaxTries; 1482a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten uint32_t pollUs = 10000; 1483a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten do { 1484a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten int policy = sched_getscheduler(0); 1485a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (policy == SCHED_FIFO || policy == SCHED_RR) { 1486a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten break; 1487a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 1488a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten usleep(pollUs); 1489a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten pollUs <<= 1; 1490a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } while (tryCounter-- > 0); 1491a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten if (tryCounter < 0) { 1492a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten ALOGE("did not receive expected priority boost on time"); 1493a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 1494b0dfd4613225a3b2a17bdf8d85e89a4b04d65ef3Glenn Kasten // Run again immediately 1495b0dfd4613225a3b2a17bdf8d85e89a4b04d65ef3Glenn Kasten return 0; 1496a07f17ca46db04c9d5d9e7d6b2878db59ca2b9eaGlenn Kasten } 14971703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 14989f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Can only reference mCblk while locked 14999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int32_t flags = android_atomic_and( 150096f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten ~(CBLK_UNDERRUN | CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL | CBLK_BUFFER_END), &mCblk->mFlags); 1501a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten 15029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Check for track invalidation 15039f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_INVALID) { 1504b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // for offloaded tracks restoreTrack_l() will just update the sequence and clear 1505b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // AudioSystem cache. We should not exit here but after calling the callback so 1506b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // that the upper layers can recreate the track 1507ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (!isOffloadedOrDirect_l() || (mSequence == mObservedSequence)) { 1508b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald status_t status = restoreTrack_l("processAudioBuffer"); 1509b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mLock.unlock(); 1510b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // Run again immediately, but with a new IAudioTrack 1511b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return 0; 1512b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 151389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 1514c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 1515b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald bool waitStreamEnd = mState == STATE_STOPPING; 15169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool active = mState == STATE_ACTIVE; 151789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 15189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Manage underrun callback, must be done under lock to avoid race with releaseBuffer() 15199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool newUnderrun = false; 15209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_UNDERRUN) { 15219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 15229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Currently in shared buffer mode, when the server reaches the end of buffer, 15239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // the track stays active in continuous underrun state. It's up to the application 15249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to pause or stop the track, or set the position to a new offset within buffer. 15259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This was some experimental code to auto-pause on underrun. Keeping it here 15269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // in "if 0" so we can re-visit this if we add a real sequencer for shared memory content. 15279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer == TRANSFER_SHARED) { 15289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_PAUSED; 15299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten active = false; 15309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 15319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 15329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!mInUnderrun) { 15339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mInUnderrun = true; 15349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newUnderrun = true; 15359f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 153689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 153789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 15389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Get current position of server 1539200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten size_t position = updateAndGetPosition_l(); 15409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 154189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage marker callback 15429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten bool markerReached = false; 15439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t markerPosition = mMarkerPosition; 15449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME fails for wraparound, need 64 bits 15459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!mMarkerReached && (markerPosition > 0) && (position >= markerPosition)) { 15469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mMarkerReached = markerReached = true; 15479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 15489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 15499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Determine number of new position callback(s) that will be needed, while locked 15509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t newPosCount = 0; 15519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t newPosition = mNewPosition; 15529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t updatePeriod = mUpdatePeriod; 15539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME fails for wraparound, need 64 bits 15549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (updatePeriod > 0 && position >= newPosition) { 15559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newPosCount = ((position - newPosition) / updatePeriod) + 1; 15569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mNewPosition += updatePeriod * newPosCount; 15579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 15589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 15599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Cache other fields that will be needed soon 15609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t loopPeriod = mLoopPeriod; 15619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t sampleRate = mSampleRate; 1562838b3d8bafa4a781e277870dee4e0390165cff52Glenn Kasten uint32_t notificationFrames = mNotificationFramesAct; 15639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mRefreshRemaining) { 15649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRefreshRemaining = false; 15659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = notificationFrames; 15669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = false; 15679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 15689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t misalignment = mProxy->getMisalignment(); 1569b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald uint32_t sequence = mSequence; 157096f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten sp<AudioTrackClientProxy> proxy = mProxy; 15719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 15729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // These fields don't need to be cached, because they are assigned only by set(): 15739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // mTransfer, mCbf, mUserData, mFormat, mFrameSize, mFrameSizeAF, mFlags 15749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // mFlags is also assigned by createTrack_l(), but not the bit we care about. 15759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 15769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLock.unlock(); 15779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1578b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (waitStreamEnd) { 1579b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald struct timespec timeout; 1580b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald timeout.tv_sec = WAIT_STREAM_END_TIMEOUT_SEC; 1581b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald timeout.tv_nsec = 0; 1582b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 158396f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten status_t status = proxy->waitStreamEndDone(&timeout); 1584b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald switch (status) { 1585b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case NO_ERROR: 1586b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case DEAD_OBJECT: 1587b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald case TIMED_OUT: 1588b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mCbf(EVENT_STREAM_END, mUserData, NULL); 158996f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten { 159096f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten AutoMutex lock(mLock); 159196f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // The previously assigned value of waitStreamEnd is no longer valid, 159296f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // since the mutex has been unlocked and either the callback handler 159396f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten // or another thread could have re-started the AudioTrack during that time. 159496f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten waitStreamEnd = mState == STATE_STOPPING; 159596f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten if (waitStreamEnd) { 159696f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten mState = STATE_STOPPED; 1597b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1598b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 159996f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten if (waitStreamEnd && status != DEAD_OBJECT) { 160096f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten return NS_INACTIVE; 160196f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten } 160296f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten break; 1603b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 160496f04886d1c1bfbc422e2be033ea66be83e42441Glenn Kasten return 0; 1605b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1606b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 16079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // perform callbacks while unlocked 16089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (newUnderrun) { 16099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_UNDERRUN, mUserData, NULL); 16109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME we will miss loops if loop cycle was signaled several times since last call 16129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // to processAudioBuffer() 16139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & (CBLK_LOOP_CYCLE | CBLK_LOOP_FINAL)) { 16149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_LOOP_END, mUserData, NULL); 16159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (flags & CBLK_BUFFER_END) { 16179f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_BUFFER_END, mUserData, NULL); 16189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (markerReached) { 16209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_MARKER, mUserData, &markerPosition); 16219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (newPosCount > 0) { 16239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t temp = newPosition; 16249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_NEW_POS, mUserData, &temp); 16259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newPosition += updatePeriod; 16269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten newPosCount--; 16279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1628b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 16299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mObservedSequence != sequence) { 16309f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mObservedSequence = sequence; 16319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mCbf(EVENT_NEW_IAUDIOTRACK, mUserData, NULL); 1632b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald // for offloaded tracks, just wait for the upper layers to recreate the track 1633ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect()) { 1634b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return NS_INACTIVE; 1635b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 163689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 163789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // if inactive, then don't run me again until re-started 16399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!active) { 16409f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_INACTIVE; 164189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 164289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Compute the estimated time until the next timed event (position, markers, loops) 16449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME only for non-compressed audio 16459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten uint32_t minFrames = ~0; 16469f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!markerReached && position < markerPosition) { 16479f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = markerPosition - position; 16489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (loopPeriod > 0 && loopPeriod < minFrames) { 16509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = loopPeriod; 16519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (updatePeriod > 0 && updatePeriod < minFrames) { 16539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = updatePeriod; 165489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 165589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // If > 0, poll periodically to recover from a stuck server. A good value is 2. 16579f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten static const uint32_t kPoll = 0; 16589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (kPoll > 0 && mTransfer == TRANSFER_CALLBACK && kPoll * notificationFrames < minFrames) { 16599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten minFrames = kPoll * notificationFrames; 16602267ba18d0d2b2d4bd7f5411821ad89ac2659a88Eric Laurent } 16612267ba18d0d2b2d4bd7f5411821ad89ac2659a88Eric Laurent 16629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // Convert frame units to time units 16639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten nsecs_t ns = NS_WHENEVER; 16649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (minFrames != (uint32_t) ~0) { 16659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This "fudge factor" avoids soaking CPU, and compensates for late progress by server 16669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten static const nsecs_t kFudgeNs = 10000000LL; // 10 ms 16679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ns = ((minFrames * 1000000000LL) / sampleRate) + kFudgeNs; 16689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 16709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // If not supplying data by EVENT_MORE_DATA, then we're done 16719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mTransfer != TRANSFER_CALLBACK) { 16729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return ns; 16739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 167489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten struct timespec timeout; 16769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten const struct timespec *requested = &ClientProxy::kForever; 16779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ns != NS_WHENEVER) { 16789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_sec = ns / 1000000000LL; 16799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten timeout.tv_nsec = ns % 1000000000LL; 16809f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGV("timeout %ld.%03d", timeout.tv_sec, (int) timeout.tv_nsec / 1000000); 16819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &timeout; 16829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 16839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 16849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten while (mRemainingFrames > 0) { 1685c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 16869f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten Buffer audioBuffer; 16879f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = mRemainingFrames; 16889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t nonContig; 16899f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten status_t err = obtainBuffer(&audioBuffer, requested, NULL, &nonContig); 16909f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten LOG_ALWAYS_FATAL_IF((err != NO_ERROR) != (audioBuffer.frameCount == 0), 169134fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn "obtainBuffer() err=%d frameCount=%zu", err, audioBuffer.frameCount); 16929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten requested = &ClientProxy::kNonBlocking; 16939f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t avail = audioBuffer.frameCount + nonContig; 169434fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGV("obtainBuffer(%u) returned %zu = %zu + %zu err %d", 1695b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald mRemainingFrames, avail, audioBuffer.frameCount, nonContig, err); 16969f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (err != NO_ERROR) { 1697b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald if (err == TIMED_OUT || err == WOULD_BLOCK || err == -EINTR || 1698b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald (isOffloaded() && (err == DEAD_OBJECT))) { 16999f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return 0; 170089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 17019f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGE("Error %d obtaining an audio buffer, giving up.", err); 17029f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_NEVER; 170389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 17049f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 170542a6f422c09ca6a960673e0e805ddf71a9b51befEric Laurent if (mRetryOnPartialBuffer && !isOffloaded()) { 17069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = false; 17079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (avail < mRemainingFrames) { 17089f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten int64_t myns = ((mRemainingFrames - avail) * 1100000000LL) / sampleRate; 17099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ns < 0 || myns < ns) { 17109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ns = myns; 17119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return ns; 17139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 1714d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 171589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 171689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Divide buffer size by 2 to take into account the expansion 171789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // due to 8 to 16 bit conversion: the callback must fill only half 171889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // of the destination buffer 17190ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent if (mFormat == AUDIO_FORMAT_PCM_8_BIT && !(mFlags & AUDIO_OUTPUT_FLAG_DIRECT)) { 172089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer.size >>= 1; 172189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 172289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 172389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t reqSize = audioBuffer.size; 172489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_MORE_DATA, mUserData, &audioBuffer); 17259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t writtenSize = audioBuffer.size; 172689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 172789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Sanity check on returned size 17289f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (ssize_t(writtenSize) < 0 || writtenSize > reqSize) { 172934fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn ALOGE("EVENT_MORE_DATA requested %zu bytes but callback returned %zd bytes", 173034fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn reqSize, ssize_t(writtenSize)); 17319f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return NS_NEVER; 17329f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17339f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17349f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (writtenSize == 0) { 17358555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // The callback is done filling buffers 17368555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // Keep this thread going to handle timed events and 17378555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // still try to get more data in intervals of WAIT_PERIOD_MS 17388555d0867c3e8fe6cc5c7ad40af557fe6b92fa72The Android Open Source Project // but don't just loop and block the CPU, so wait 17399f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return WAIT_PERIOD_MS * 1000000LL; 1740d65d73c4ae74d084751b417615a78cbe7a51372aGlenn Kasten } 174189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17420ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent if (mFormat == AUDIO_FORMAT_PCM_8_BIT && !(mFlags & AUDIO_OUTPUT_FLAG_DIRECT)) { 1743511754b5839fd9b09fc56b89ae007fbc39084a33Glenn Kasten // 8 to 16 bit conversion, note that source and destination are the same address 1744511754b5839fd9b09fc56b89ae007fbc39084a33Glenn Kasten memcpy_to_i16_from_u8(audioBuffer.i16, (const uint8_t *) audioBuffer.i8, writtenSize); 17459f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.size <<= 1; 174689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 174789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17489f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten size_t releasedFrames = audioBuffer.size / mFrameSizeAF; 17499f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioBuffer.frameCount = releasedFrames; 17509f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames -= releasedFrames; 17519f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (misalignment >= releasedFrames) { 17529f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten misalignment -= releasedFrames; 17539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } else { 17549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten misalignment = 0; 17559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 175689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 175789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 175889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME here is where we would repeat EVENT_MORE_DATA again on same advanced buffer 17609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // if callback doesn't like to accept the full chunk 17619f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (writtenSize < reqSize) { 17629f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten continue; 17639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // There could be enough non-contiguous frames available to satisfy the remaining request 17669f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mRemainingFrames <= nonContig) { 17679f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten continue; 17689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17699f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 17719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This heuristic tries to collapse a series of EVENT_MORE_DATA that would total to a 17729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // sum <= notificationFrames. It replaces that series by at most two EVENT_MORE_DATA 17739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // that total to a sum == notificationFrames. 17749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (0 < misalignment && misalignment <= mRemainingFrames) { 17759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = misalignment; 17769f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return (mRemainingFrames * 1100000000LL) / sampleRate; 17779f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 17789f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 17799f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 178089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 17819f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRemainingFrames = notificationFrames; 17829f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mRetryOnPartialBuffer = true; 17839f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 17849f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // A lot has transpired since ns was calculated, so run again immediately and re-calculate 17859f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return 0; 178689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 178789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17889f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenstatus_t AudioTrack::restoreTrack_l(const char *from) 17891703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 1790b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald ALOGW("dead IAudioTrack, %s, creating a new one from %s()", 1791ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent isOffloadedOrDirect_l() ? "Offloaded or Direct" : "PCM", from); 17929f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ++mSequence; 17931703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent status_t result; 17941703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 1795a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // refresh the audio configuration cache in this process to make sure we get new 179638e905b3cbba4da443d799b16999989781afc6d8Glenn Kasten // output parameters in createTrack_l() 1797a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten AudioSystem::clearAudioConfigCache(); 1798a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten 1799ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent if (isOffloadedOrDirect_l()) { 180023a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten // FIXME re-creation of offloaded tracks is not yet implemented 1801b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return DEAD_OBJECT; 1802b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1803b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald 1804200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // save the old static buffer position 1805200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten size_t bufferPosition = mStaticProxy != NULL ? mStaticProxy->getBufferPosition() : 0; 1806200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten 1807200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // If a new IAudioTrack is successfully created, createTrack_l() will modify the 1808a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // following member variables: mAudioTrack, mCblkMemory and mCblk. 1809200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // It will also delete the strong references on previous IAudioTrack and IMemory. 1810200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // If a new IAudioTrack cannot be created, the previous (dead) instance will be left intact. 1811200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten result = createTrack_l(); 1812cc21e4f1e41dfa17e7e2bef995fcd22c45f6bcd0Eric Laurent 1813cc21e4f1e41dfa17e7e2bef995fcd22c45f6bcd0Eric Laurent // take the frames that will be lost by track recreation into account in saved position 1814200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten (void) updateAndGetPosition_l(); 1815200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mPosition = mReleased; 1816a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten 1817a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten if (result == NO_ERROR) { 18189f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // continue playback from last known position, but 18199f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // don't attempt to restore loop after invalidation; it's difficult and not worthwhile 18209f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mStaticProxy != NULL) { 18219f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mLoopPeriod = 0; 18229f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mStaticProxy->setLoop(bufferPosition, mFrameCount, 0); 18239f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 18249f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // FIXME How do we simulate the fact that all frames present in the buffer at the time of 18259f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // track destruction have been played? This is critical for SoundPool implementation 18269f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten // This must be broken, and needs to be tested/debugged. 18279f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#if 0 1828a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // restore write index and set other indexes to reflect empty buffer status 18299f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (!strcmp(from, "start")) { 1830a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // Make sure that a client relying on callback events indicating underrun or 1831a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // the actual amount of audio frames played (e.g SoundPool) receives them. 1832a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten if (mSharedBuffer == 0) { 1833a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten // restart playback even if buffer is not completely filled. 183496f60d8f04432a1ed503b3e24d5736d28c63c9a2Glenn Kasten android_atomic_or(CBLK_FORCEREADY, &mCblk->mFlags); 18351703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 18361703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 18379f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#endif 18389f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (mState == STATE_ACTIVE) { 1839a47f3165f53c8e8fb8907a94de7417e2c3047eebGlenn Kasten result = mAudioTrack->start(); 18401703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 18411703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 18429f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (result != NO_ERROR) { 18439f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten ALOGW("restoreTrack_l() failed status %d", result); 18449f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten mState = STATE_STOPPED; 18451703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 18461703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 18471703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent return result; 18481703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 18491703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 1850200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kastenuint32_t AudioTrack::updateAndGetPosition_l() 1851200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten{ 1852200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // This is the sole place to read server consumed frames 1853200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten uint32_t newServer = mProxy->getPosition(); 1854200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten int32_t delta = newServer - mServer; 1855200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten mServer = newServer; 1856200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // TODO There is controversy about whether there can be "negative jitter" in server position. 1857200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // This should be investigated further, and if possible, it should be addressed. 1858200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // A more definite failure mode is infrequent polling by client. 1859200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // One could call (void)getPosition_l() in releaseBuffer(), 1860200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // so mReleased and mPosition are always lock-step as best possible. 1861200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // That should ensure delta never goes negative for infrequent polling 1862200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // unless the server has more than 2^31 frames in its buffer, 1863200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // in which case the use of uint32_t for these counters has bigger issues. 1864200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten if (delta < 0) { 1865200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten ALOGE("detected illegal retrograde motion by the server: mServer advanced by %d", delta); 1866200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten delta = 0; 1867200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten } 1868200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten return mPosition += (uint32_t) delta; 1869200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten} 1870200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten 1871ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgeraldstatus_t AudioTrack::setParameters(const String8& keyValuePairs) 1872ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald{ 1873ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald AutoMutex lock(mLock); 187453cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten return mAudioTrack->setParameters(keyValuePairs); 1875ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald} 1876ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald 1877ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kastenstatus_t AudioTrack::getTimestamp(AudioTimestamp& timestamp) 1878ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten{ 187953cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten AutoMutex lock(mLock); 1880fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten // FIXME not implemented for fast tracks; should use proxy and SSQ 1881fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten if (mFlags & AUDIO_OUTPUT_FLAG_FAST) { 1882fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten return INVALID_OPERATION; 1883fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten } 1884fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten if (mState != STATE_ACTIVE && mState != STATE_PAUSED) { 1885fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten return INVALID_OPERATION; 1886fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten } 1887200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // The presented frame count must always lag behind the consumed frame count. 1888200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // To avoid a race, read the presented frames first. This ensures that presented <= consumed. 1889fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten status_t status = mAudioTrack->getTimestamp(timestamp); 1890fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten if (status == NO_ERROR) { 1891200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Update the mapping between local consumed (mPosition) and server consumed (mServer) 1892200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten (void) updateAndGetPosition_l(); 1893200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Server consumed (mServer) and presented both use the same server time base, 1894200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // and server consumed is always >= presented. 1895200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // The delta between these represents the number of frames in the buffer pipeline. 1896200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // If this delta between these is greater than the client position, it means that 1897200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // actually presented is still stuck at the starting line (figuratively speaking), 1898200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // waiting for the first frame to go by. So we can't report a valid timestamp yet. 1899200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten if ((uint32_t) (mServer - timestamp.mPosition) > mPosition) { 1900200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten return INVALID_OPERATION; 1901200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten } 1902200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Convert timestamp position from server time base to client time base. 1903200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // TODO The following code should work OK now because timestamp.mPosition is 32-bit. 1904200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // But if we change it to 64-bit then this could fail. 1905200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // If (mPosition - mServer) can be negative then should use: 1906200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // (int32_t)(mPosition - mServer) 1907200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten timestamp.mPosition += mPosition - mServer; 1908200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // Immediately after a call to getPosition_l(), mPosition and 1909200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // mServer both represent the same frame position. mPosition is 1910200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // in client's point of view, and mServer is in server's point of 1911200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // view. So the difference between them is the "fudge factor" 1912200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // between client and server views due to stop() and/or new 1913200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // IAudioTrack. And timestamp.mPosition is initially in server's 1914200092b7f21d2b98f30b800e79d152636f9ba225Glenn Kasten // point of view, so we need to apply the same fudge factor to it. 1915fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten } 1916fe346c707f59d763ded93bc3d27b51f0c0408258Glenn Kasten return status; 1917ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten} 1918ce70374bf105f8a6160bf5dd70affea012b2a464Glenn Kasten 1919ad3af3305f024bcbbd55c894a4995e449498e1baRichard FitzgeraldString8 AudioTrack::getParameters(const String8& keys) 1920ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald{ 19212c6c5294388e251ebc1e00d6c8785190561c27fcGlenn Kasten audio_io_handle_t output = getOutput(); 1922142f519aa1acd5804d111e60d100f170fed28405Glenn Kasten if (output != AUDIO_IO_HANDLE_NONE) { 19232c6c5294388e251ebc1e00d6c8785190561c27fcGlenn Kasten return AudioSystem::getParameters(output, keys); 1924b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } else { 1925b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald return String8::empty(); 1926b1a270d1e926fb9a01b4265a7675ed0c2c8f4868Richard Fitzgerald } 1927ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald} 1928ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald 192923a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kastenbool AudioTrack::isOffloaded() const 193023a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten{ 193123a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten AutoMutex lock(mLock); 193223a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten return isOffloaded_l(); 193323a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten} 193423a7545c4de71e989c2d8ebf1d5b9dcf463c36a9Glenn Kasten 1935ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurentbool AudioTrack::isDirect() const 1936ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent{ 1937ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 1938ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return isDirect_l(); 1939ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent} 1940ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 1941ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurentbool AudioTrack::isOffloadedOrDirect() const 1942ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent{ 1943ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent AutoMutex lock(mLock); 1944ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent return isOffloadedOrDirect_l(); 1945ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent} 1946ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 1947ab5cdbaf65ca509681d2726aacdf3ac8bfb6b3faEric Laurent 19487c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastenstatus_t AudioTrack::dump(int fd, const Vector<String16>& args __unused) const 194989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 195089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 195189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const size_t SIZE = 256; 195289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project char buffer[SIZE]; 195389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project String8 result; 195489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 195589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(" AudioTrack::dump\n"); 195685ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten snprintf(buffer, 255, " stream type(%d), left - right volume(%f, %f)\n", mStreamType, 1957877a0ac7e8677fa1cbd0e8565ad9d38ba0db5fc0Glenn Kasten mVolume[AUDIO_INTERLEAVE_LEFT], mVolume[AUDIO_INTERLEAVE_RIGHT]); 195889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 1959377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT snprintf(buffer, 255, " format(%d), channel count(%d), frame count(%zu)\n", mFormat, 1960b603744e96b07b1d5bf745bde593fb2c025cefcfGlenn Kasten mChannelCount, mFrameCount); 196189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 1962e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kasten snprintf(buffer, 255, " sample rate(%u), status(%d)\n", mSampleRate, mStatus); 196389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 19649f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten snprintf(buffer, 255, " state(%d), latency (%d)\n", mState, mLatency); 196589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project result.append(buffer); 196689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project ::write(fd, result.string(), result.size()); 196789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 196889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 196989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 19709f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kastenuint32_t AudioTrack::getUnderrunFrames() const 19719f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 19729f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(mLock); 19739f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return mProxy->getUnderrunFrames(); 19749f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 19759f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 1976faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivivoid AudioTrack::setAttributesFromStreamType(audio_stream_type_t streamType) { 1977faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.flags = 0x0; 1978faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 1979faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi switch(streamType) { 1980faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_DEFAULT: 1981faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_MUSIC: 1982faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_MUSIC; 1983faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_MEDIA; 1984faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1985faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_VOICE_CALL: 1986faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SPEECH; 1987faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_VOICE_COMMUNICATION; 1988faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1989faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_ENFORCED_AUDIBLE: 1990faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.flags |= AUDIO_FLAG_AUDIBILITY_ENFORCED; 1991faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // intended fall through, attributes in common with STREAM_SYSTEM 1992faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_SYSTEM: 1993faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SONIFICATION; 1994faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_ASSISTANCE_SONIFICATION; 1995faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 1996faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_RING: 1997faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SONIFICATION; 1998faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE; 1999faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 2000faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_ALARM: 2001faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SONIFICATION; 2002faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_ALARM; 2003faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 2004faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_NOTIFICATION: 2005faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SONIFICATION; 2006faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_NOTIFICATION; 2007faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 2008faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_BLUETOOTH_SCO: 2009faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SPEECH; 2010faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_VOICE_COMMUNICATION; 2011faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.flags |= AUDIO_FLAG_SCO; 2012faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 2013faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_DTMF: 2014faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SONIFICATION; 2015faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING; 2016faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 2017faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_STREAM_TTS: 2018faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.content_type = AUDIO_CONTENT_TYPE_SPEECH; 2019faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mAttributes.usage = AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY; 2020faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 2021faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi default: 2022faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi ALOGE("invalid stream type %d when converting to attributes", streamType); 2023faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 2024faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi} 2025faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2026faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivivoid AudioTrack::setStreamTypeFromAttributes(audio_attributes_t& aa) { 2027faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // flags to stream type mapping 2028faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if ((aa.flags & AUDIO_FLAG_AUDIBILITY_ENFORCED) == AUDIO_FLAG_AUDIBILITY_ENFORCED) { 2029faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_ENFORCED_AUDIBLE; 2030faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2031faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 2032faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if ((aa.flags & AUDIO_FLAG_SCO) == AUDIO_FLAG_SCO) { 2033faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_BLUETOOTH_SCO; 2034faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2035faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 2036faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2037faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // usage to stream type mapping 2038faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi switch (aa.usage) { 2039faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_MEDIA: 2040faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_GAME: 2041faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY: 2042faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE: 2043faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_MUSIC; 2044faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2045faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_SONIFICATION: 2046faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_SYSTEM; 2047faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2048faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_VOICE_COMMUNICATION: 2049faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_VOICE_CALL; 2050faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2051faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2052faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING: 2053faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_DTMF; 2054faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2055faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2056faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ALARM: 2057faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_ALARM; 2058faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2059faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE: 2060faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_RING; 2061faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2062faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2063faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION: 2064faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_REQUEST: 2065faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_INSTANT: 2066faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_DELAYED: 2067faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_EVENT: 2068faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_NOTIFICATION; 2069faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return; 2070faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2071faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_UNKNOWN: 2072faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi default: 2073faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi mStreamType = AUDIO_STREAM_MUSIC; 2074faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 2075faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi} 2076faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2077faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivibool AudioTrack::isValidAttributes(const audio_attributes_t *paa) { 2078faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // has flags that map to a strategy? 2079faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi if ((paa->flags & (AUDIO_FLAG_AUDIBILITY_ENFORCED | AUDIO_FLAG_SCO)) != 0) { 2080faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return true; 2081faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 2082faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi 2083faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi // has known usage? 2084faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi switch (paa->usage) { 2085faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_UNKNOWN: 2086faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_MEDIA: 2087faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_VOICE_COMMUNICATION: 2088faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING: 2089faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ALARM: 2090faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION: 2091faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE: 2092faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_REQUEST: 2093faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_INSTANT: 2094faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_DELAYED: 2095faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_NOTIFICATION_EVENT: 2096faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY: 2097faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE: 2098faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_ASSISTANCE_SONIFICATION: 2099faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi case AUDIO_USAGE_GAME: 2100faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi break; 2101faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi default: 2102faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return false; 2103faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi } 2104faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi return true; 2105faabb51ceef13bf1e3f692219ac410c1cd75d0deJean-Michel Trivi} 21069f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten// ========================================================================= 21079f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 21087c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kastenvoid AudioTrack::DeathNotifier::binderDied(const wp<IBinder>& who __unused) 21099f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten{ 21109f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten sp<AudioTrack> audioTrack = mAudioTrack.promote(); 21119f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten if (audioTrack != 0) { 21129f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten AutoMutex lock(audioTrack->mLock); 21139f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten audioTrack->mProxy->binderDied(); 21149f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten } 21159f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten} 21169f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten 211789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ========================================================================= 211889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 211989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioTrack::AudioTrackThread::AudioTrackThread(AudioTrack& receiver, bool bCanCallJava) 2120598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten : Thread(bCanCallJava), mReceiver(receiver), mPaused(true), mPausedInt(false), mPausedNs(0LL), 2121598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt(false) 21223acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 21233acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 21243acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 21253acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn KastenAudioTrack::AudioTrackThread::~AudioTrackThread() 212689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 212789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 212889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 212989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioTrack::AudioTrackThread::threadLoop() 213089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 21313acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten { 21323acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 21333acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten if (mPaused) { 21343acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mMyCond.wait(mMyLock); 21353acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // caller will check for exitPending() 21363acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten return true; 21373acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 2138598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten if (mIgnoreNextPausedInt) { 2139598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt = false; 2140598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mPausedInt = false; 2141598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten } 21425a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten if (mPausedInt) { 21435a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten if (mPausedNs > 0) { 21445a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten (void) mMyCond.waitRelative(mMyLock, mPausedNs); 21455a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } else { 21465a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mMyCond.wait(mMyLock); 21475a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } 21489d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent mPausedInt = false; 21495a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten return true; 21505a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten } 21513acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 21527c7be1e05634d96d08210efb4bdeb012ffba440dGlenn Kasten nsecs_t ns = mReceiver.processAudioBuffer(); 21539f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten switch (ns) { 21549f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case 0: 21559f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 21569f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case NS_INACTIVE: 21575a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten pauseInternal(); 21589f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 21599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten case NS_NEVER: 21609f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return false; 21615a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten case NS_WHENEVER: 21625a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten // FIXME increase poll interval, or make event-driven 21635a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten ns = 1000000000LL; 21645a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten // fall through 21659f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten default: 216634fb29696b0f3abf61b10f8d053b1f33d501de0aMark Salyzyn LOG_ALWAYS_FATAL_IF(ns < 0, "processAudioBuffer() returned %" PRId64, ns); 21675a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten pauseInternal(ns); 21689f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten return true; 2169ca8b28013c0558a4a3323a1a0f58520277200086Glenn Kasten } 217089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 217189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 21723acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::requestExit() 21733acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 21743acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten // must be in this order to avoid a race condition 21753acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten Thread::requestExit(); 2176598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten resume(); 21773acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 21783acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 21793acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::pause() 21803acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 21813acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 21823acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mPaused = true; 21833acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 21843acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 21853acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kastenvoid AudioTrack::AudioTrackThread::resume() 21863acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten{ 21873acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten AutoMutex _l(mMyLock); 2188598de6c701e989385eeffa7c5dfd61f0459a2631Glenn Kasten mIgnoreNextPausedInt = true; 21899d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent if (mPaused || mPausedInt) { 21903acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mPaused = false; 21919d2c78c4798ffd8c276c1bf0eaa0b34bc255a2daEric Laurent mPausedInt = false; 21923acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten mMyCond.signal(); 21933acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten } 21943acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten} 21953acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten 21965a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kastenvoid AudioTrack::AudioTrackThread::pauseInternal(nsecs_t ns) 21975a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten{ 21985a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten AutoMutex _l(mMyLock); 21995a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mPausedInt = true; 22005a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten mPausedNs = ns; 22015a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten} 22025a6cd224d07c05b496b6aca050ce5ecf96f125afGlenn Kasten 220389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project}; // namespace android 2204