AudioRecord.cpp revision 04cd0186305e2b59d23c9147787046c6662029cc
189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project/* 289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** 389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** Copyright 2008, 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 "AudioRecord" 2089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <sys/resource.h> 22868a6a357018e5872e064b7a13a9b891e2078962Glenn Kasten#include <sys/types.h> 2389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 24868a6a357018e5872e064b7a13a9b891e2078962Glenn Kasten#include <binder/IPCThreadState.h> 25868a6a357018e5872e064b7a13a9b891e2078962Glenn Kasten#include <cutils/atomic.h> 26868a6a357018e5872e064b7a13a9b891e2078962Glenn Kasten#include <cutils/compiler.h> 2789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <media/AudioRecord.h> 28868a6a357018e5872e064b7a13a9b891e2078962Glenn Kasten#include <media/AudioSystem.h> 29868a6a357018e5872e064b7a13a9b891e2078962Glenn Kasten#include <system/audio.h> 3089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <utils/Log.h> 3189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 32868a6a357018e5872e064b7a13a9b891e2078962Glenn Kasten#include <private/media/AudioTrackShared.h> 3389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 3489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectnamespace android { 3515304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh// --------------------------------------------------------------------------- 3615304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh 3715304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh// static 3815304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yehstatus_t AudioRecord::getMinFrameCount( 3915304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh int* frameCount, 4015304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh uint32_t sampleRate, 4158f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 42dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten audio_channel_mask_t channelMask) 4315304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh{ 4404cd0186305e2b59d23c9147787046c6662029ccGlenn Kasten if (frameCount == NULL) return BAD_VALUE; 4504cd0186305e2b59d23c9147787046c6662029ccGlenn Kasten 4604cd0186305e2b59d23c9147787046c6662029ccGlenn Kasten // default to 0 in case of error 4704cd0186305e2b59d23c9147787046c6662029ccGlenn Kasten *frameCount = 0; 4804cd0186305e2b59d23c9147787046c6662029ccGlenn Kasten 4915304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh size_t size = 0; 50dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten if (AudioSystem::getInputBufferSize(sampleRate, format, channelMask, &size) 5115304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh != NO_ERROR) { 5229357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("AudioSystem could not query the input buffer size."); 5315304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh return NO_INIT; 5415304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh } 5515304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh 5615304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh if (size == 0) { 57dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten ALOGE("Unsupported configuration: sampleRate %d, format %d, channelMask %#x", 58dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten sampleRate, format, channelMask); 5915304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh return BAD_VALUE; 6015304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh } 6115304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh 6215304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh // We double the size of input buffer for ping pong use of record buffer. 6315304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh size <<= 1; 6415304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh 65fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin if (audio_is_linear_pcm(format)) { 66dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten int channelCount = popcount(channelMask); 67671a636931295d9c33ffca74551a804479d01241Eric Laurent size /= channelCount * audio_bytes_per_sample(format); 6815304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh } 6915304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh 7015304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh *frameCount = size; 7115304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh return NO_ERROR; 7215304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh} 7389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// --------------------------------------------------------------------------- 7589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::AudioRecord() 77879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), mSessionId(0), 78a636433cbd09c0708b85f337ef45c0cdef3bcb4dGlenn Kasten mPreviousPriority(ANDROID_PRIORITY_NORMAL), mPreviousSchedulingGroup(SP_DEFAULT) 7989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 8089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 8189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::AudioRecord( 83eba51fb3a361f67a6a64d5a16eba6084fe27d60eGlenn Kasten audio_source_t inputSource, 8489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 8558f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 86624a7fcb377f2a40109c16de5109ae8ea1f67a69Glenn Kasten audio_channel_mask_t channelMask, 8789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int frameCount, 8889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 8989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 90be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent int notificationFrames, 91be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent int sessionId) 92879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten : mStatus(NO_INIT), mSessionId(0), 93a636433cbd09c0708b85f337ef45c0cdef3bcb4dGlenn Kasten mPreviousPriority(ANDROID_PRIORITY_NORMAL), mPreviousSchedulingGroup(SP_DEFAULT) 9489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 950d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi mStatus = set(inputSource, sampleRate, format, channelMask, 96f92eec53f886f43e4374a36195be55f2a7bbcf36Glenn Kasten frameCount, cbf, user, notificationFrames, sessionId); 9789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 9889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 9989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::~AudioRecord() 10089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 10189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mStatus == NO_ERROR) { 10289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Make sure that callback function exits in the case where 10389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // it is looping on buffer empty condition in obtainBuffer(). 10489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Otherwise the callback thread will never exit. 10589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project stop(); 10689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mClientRecordThread != 0) { 10789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mClientRecordThread->requestExitAndWait(); 10889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mClientRecordThread.clear(); 10989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 11089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioRecord.clear(); 11189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project IPCThreadState::self()->flushCommands(); 1123a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen AudioSystem::releaseAudioSessionId(mSessionId); 11389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 11489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 11589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 11689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::set( 117eba51fb3a361f67a6a64d5a16eba6084fe27d60eGlenn Kasten audio_source_t inputSource, 11889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 11958f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 120624a7fcb377f2a40109c16de5109ae8ea1f67a69Glenn Kasten audio_channel_mask_t channelMask, 12189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int frameCount, 12289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 12389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 12489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int notificationFrames, 125be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent bool threadCanCallJava, 126be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent int sessionId) 12789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 12889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 129624a7fcb377f2a40109c16de5109ae8ea1f67a69Glenn Kasten ALOGV("set(): sampleRate %d, channelMask %#x, frameCount %d",sampleRate, channelMask, frameCount); 1301703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 1311703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 1321703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 1331dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent if (mAudioRecord != 0) { 13489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return INVALID_OPERATION; 13589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 13689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 137c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent if (inputSource == AUDIO_SOURCE_DEFAULT) { 138c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent inputSource = AUDIO_SOURCE_MIC; 13989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 14089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 14189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (sampleRate == 0) { 14289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sampleRate = DEFAULT_SAMPLE_RATE; 14389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 14489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // these below should probably come from the audioFlinger too... 14558f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten if (format == AUDIO_FORMAT_DEFAULT) { 146fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin format = AUDIO_FORMAT_PCM_16_BIT; 14789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 148c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // validate parameters 149fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin if (!audio_is_valid_format(format)) { 15029357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Invalid format"); 151c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent return BAD_VALUE; 15289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 15389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1540d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi if (!audio_is_input_channel(channelMask)) { 15589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 15689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 157be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 1580d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi int channelCount = popcount(channelMask); 159c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 1607c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent if (sessionId == 0 ) { 1617c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent mSessionId = AudioSystem::newAudioSessionId(); 1627c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent } else { 1637c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent mSessionId = sessionId; 1647c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent } 1653856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("set(): mSessionId %d", mSessionId); 1667c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 1676100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent audio_io_handle_t input = AudioSystem::getInput(inputSource, 1687c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent sampleRate, 1697c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent format, 1707c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent channelMask, 1717c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent mSessionId); 1726100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent if (input == 0) { 17329357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Could not get audio input for record source %d", inputSource); 17489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 17589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 17689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // validate framecount 17815304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh int minFrameCount = 0; 17915304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh status_t status = getMinFrameCount(&minFrameCount, sampleRate, format, channelCount); 18015304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh if (status != NO_ERROR) { 18115304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh return status; 182c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 1833856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("AudioRecord::set() minFrameCount = %d", minFrameCount); 18489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (frameCount == 0) { 18689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project frameCount = minFrameCount; 18789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else if (frameCount < minFrameCount) { 18889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 18989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 19089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 19189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (notificationFrames == 0) { 19289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project notificationFrames = frameCount/2; 19389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 19489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 19534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent // create the IAudioRecord 1960d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi status = openRecord_l(sampleRate, format, channelMask, 197a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten frameCount, input); 19834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (status != NO_ERROR) { 19989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return status; 20089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 20134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 202a0d68338a88c2ddb4502f95017b546d603ef1ec7Glenn Kasten if (cbf != NULL) { 20389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mClientRecordThread = new ClientRecordThread(*this, threadCanCallJava); 20489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 20589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mStatus = NO_ERROR; 20789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mFormat = format; 20989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Update buffer size in case it has been limited by AudioFlinger during track creation 21089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mFrameCount = mCblk->frameCount; 211c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent mChannelCount = (uint8_t)channelCount; 2120d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi mChannelMask = channelMask; 21389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mActive = 0; 21489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf = cbf; 21589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNotificationFrames = notificationFrames; 21689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mRemainingFrames = notificationFrames; 21789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUserData = user; 21889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // TODO: add audio hardware input latency here 219573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent mLatency = (1000*mFrameCount) / sampleRate; 22089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = 0; 2217d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = false; 22289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition = 0; 22389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = 0; 224eba51fb3a361f67a6a64d5a16eba6084fe27d60eGlenn Kasten mInputSource = inputSource; 22505bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent mInput = input; 2263a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen AudioSystem::acquireAudioSessionId(mSessionId); 22789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 22889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 22989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 23089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 23189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::initCheck() const 23289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 23389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mStatus; 23489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 23589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 23689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 23789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 23889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectuint32_t AudioRecord::latency() const 23989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 24089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mLatency; 24189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 24289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 24358f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kastenaudio_format_t AudioRecord::format() const 24489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 24589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mFormat; 24689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 24789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 24889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectint AudioRecord::channelCount() const 24989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 25089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mChannelCount; 25189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 25289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 25389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectuint32_t AudioRecord::frameCount() const 25489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 25589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mFrameCount; 25689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 25789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 258b9980659501d0428d65d8292f3c32da69d37fbd2Glenn Kastensize_t AudioRecord::frameSize() const 25989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 260fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin if (audio_is_linear_pcm(mFormat)) { 261671a636931295d9c33ffca74551a804479d01241Eric Laurent return channelCount()*audio_bytes_per_sample(mFormat); 262c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } else { 263c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent return sizeof(uint8_t); 264c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 26589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 26689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 267eba51fb3a361f67a6a64d5a16eba6084fe27d60eGlenn Kastenaudio_source_t AudioRecord::inputSource() const 268f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent{ 269eba51fb3a361f67a6a64d5a16eba6084fe27d60eGlenn Kasten return mInputSource; 270f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent} 271f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent 27289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 27389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 274a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurentstatus_t AudioRecord::start(AudioSystem::sync_event_t event, int triggerSession) 27589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 27689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project status_t ret = NO_ERROR; 27789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sp<ClientRecordThread> t = mClientRecordThread; 27889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 279a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent ALOGV("start, sync event %d trigger session %d", event, triggerSession); 28089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 28189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 28289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t->exitPending()) { 28389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t->requestExitAndWait() == WOULD_BLOCK) { 28429357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("AudioRecord::start called from thread"); 28589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return WOULD_BLOCK; 28689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 28789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 288e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten } 28989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 290f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 2911703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // acquire a strong reference on the IAudioRecord and IMemory so that they cannot be destroyed 2921703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // while we are accessing the cblk 293e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten sp<IAudioRecord> audioRecord = mAudioRecord; 294e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten sp<IMemory> iMem = mCblkMemory; 2951703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent audio_track_cblk_t* cblk = mCblk; 296f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (mActive == 0) { 297f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent mActive = 1; 2981703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 2996dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten pid_t tid; 3006dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten if (t != 0) { 3016dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten mReadyToRun = WOULD_BLOCK; 302480b46802bef1371d5caa16ad5454fce04769c57Glenn Kasten t->run("AudioRecord", ANDROID_PRIORITY_AUDIO); 3036dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten tid = t->getTid(); // pid_t is unknown until run() 3046dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten ALOGV("getTid=%d", tid); 3056dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten if (tid == -1) { 3066dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten tid = 0; 3076dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten } 3086dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten // thread blocks in readyToRun() 3096dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten } else { 3106dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten tid = 0; // not gettid() 3116dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten } 3126dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten 3131703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.lock(); 3141703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (!(cblk->flags & CBLK_INVALID_MSK)) { 3151703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 3163acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten ALOGV("mAudioRecord->start()"); 3173acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten ret = mAudioRecord->start(event, triggerSession); 3181703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.lock(); 3191703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (ret == DEAD_OBJECT) { 32038ccae2c0324daa305f3fe77d25fdf5edec0b0e1Eric Laurent android_atomic_or(CBLK_INVALID_ON, &cblk->flags); 3216100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent } 3226100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent } 3231703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (cblk->flags & CBLK_INVALID_MSK) { 3241703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent ret = restoreRecord_l(cblk); 3251703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 3261703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 3276100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent if (ret == NO_ERROR) { 3281703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mNewPosition = cblk->user + mUpdatePeriod; 3292986460984580833161bdaabc7f17da1005a8961Eric Laurent cblk->bufferTimeoutMs = (event == AudioSystem::SYNC_EVENT_NONE) ? MAX_RUN_TIMEOUT_MS : 3302986460984580833161bdaabc7f17da1005a8961Eric Laurent AudioSystem::kSyncRecordStartTimeOutMs; 3311703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->waitTimeMs = 0; 3326100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent if (t != 0) { 3336dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten // thread unblocks in readyToRun() and returns NO_ERROR 3346dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten mReadyToRun = NO_ERROR; 3356dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten mCondition.signal(); 336c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } else { 337879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten mPreviousPriority = getpriority(PRIO_PROCESS, 0); 338a636433cbd09c0708b85f337ef45c0cdef3bcb4dGlenn Kasten get_sched_policy(0, &mPreviousSchedulingGroup); 339879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten androidSetThreadPriority(0, ANDROID_PRIORITY_AUDIO); 340c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 3416100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent } else { 342f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent mActive = 0; 3436dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten // thread unblocks in readyToRun() and returns NO_INIT 3446dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten mReadyToRun = NO_INIT; 3456dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten mCondition.signal(); 34689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 34789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 34889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 34989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return ret; 35089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 35189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 35289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::stop() 35389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 35489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sp<ClientRecordThread> t = mClientRecordThread; 35589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 3563856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("stop"); 35789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 358f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 359f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (mActive == 1) { 360f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent mActive = 0; 3611dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent mCblk->cv.signal(); 36289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioRecord->stop(); 3637d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi // the record head position will reset to 0, so if a marker is set, we need 3647d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi // to activate it again 3657d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = false; 36689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 36789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project t->requestExit(); 36889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else { 369879135196fd1c97deefc538c888037c56c2879a7Glenn Kasten setpriority(PRIO_PROCESS, 0, mPreviousPriority); 370a636433cbd09c0708b85f337ef45c0cdef3bcb4dGlenn Kasten set_sched_policy(0, mPreviousSchedulingGroup); 37189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 37289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 37389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 37489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 37589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 37689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 37789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioRecord::stopped() const 37889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 37989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return !mActive; 38089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 38189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 382606ee61616efdba4696ae591ad10a4be33d8c946Glenn Kastenuint32_t AudioRecord::getSampleRate() const 383573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent{ 3841703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 385573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent return mCblk->sampleRate; 386573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent} 387573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent 38889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::setMarkerPosition(uint32_t marker) 38989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 390a0d68338a88c2ddb4502f95017b546d603ef1ec7Glenn Kasten if (mCbf == NULL) return INVALID_OPERATION; 39189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 39289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = marker; 3937d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = false; 39489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 39589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 39689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 39789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 398606ee61616efdba4696ae591ad10a4be33d8c946Glenn Kastenstatus_t AudioRecord::getMarkerPosition(uint32_t *marker) const 39989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 400a0d68338a88c2ddb4502f95017b546d603ef1ec7Glenn Kasten if (marker == NULL) return BAD_VALUE; 40189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 40289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *marker = mMarkerPosition; 40389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 40489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 40589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 40689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 40789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::setPositionUpdatePeriod(uint32_t updatePeriod) 40889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 409a0d68338a88c2ddb4502f95017b546d603ef1ec7Glenn Kasten if (mCbf == NULL) return INVALID_OPERATION; 41089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 41189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t curPosition; 41289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project getPosition(&curPosition); 41389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition = curPosition + updatePeriod; 41489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = updatePeriod; 41589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 41689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 41789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 41889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 419606ee61616efdba4696ae591ad10a4be33d8c946Glenn Kastenstatus_t AudioRecord::getPositionUpdatePeriod(uint32_t *updatePeriod) const 42089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 421a0d68338a88c2ddb4502f95017b546d603ef1ec7Glenn Kasten if (updatePeriod == NULL) return BAD_VALUE; 42289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 42389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *updatePeriod = mUpdatePeriod; 42489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 42589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 42689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 42789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 428606ee61616efdba4696ae591ad10a4be33d8c946Glenn Kastenstatus_t AudioRecord::getPosition(uint32_t *position) const 42989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 430a0d68338a88c2ddb4502f95017b546d603ef1ec7Glenn Kasten if (position == NULL) return BAD_VALUE; 43189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4321703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 43389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *position = mCblk->user; 43489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 43589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 43689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 43789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 438606ee61616efdba4696ae591ad10a4be33d8c946Glenn Kastenunsigned int AudioRecord::getInputFramesLost() const 43905bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent{ 440bf04a5d7f287fc712e0ed91849dc85c90c1e182dGlenn Kasten // no need to check mActive, because if inactive this will return 0, which is what we want 441bf04a5d7f287fc712e0ed91849dc85c90c1e182dGlenn Kasten return AudioSystem::getInputFramesLost(mInput); 44205bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent} 44389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 44489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 44589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4461703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// must be called with mLock held 4471703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentstatus_t AudioRecord::openRecord_l( 44834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent uint32_t sampleRate, 44958f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 450624a7fcb377f2a40109c16de5109ae8ea1f67a69Glenn Kasten audio_channel_mask_t channelMask, 45134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent int frameCount, 4526100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent audio_io_handle_t input) 45334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent{ 45434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent status_t status; 45534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent const sp<IAudioFlinger>& audioFlinger = AudioSystem::get_audio_flinger(); 45634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (audioFlinger == 0) { 45734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_INIT; 45834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 45934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 4601879fff068422852c1483dcf8365c2ff0e2fadfcGlenn Kasten pid_t tid = -1; 4611879fff068422852c1483dcf8365c2ff0e2fadfcGlenn Kasten // FIXME see similar logic at AudioTrack 4621879fff068422852c1483dcf8365c2ff0e2fadfcGlenn Kasten 4636100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent sp<IAudioRecord> record = audioFlinger->openRecord(getpid(), input, 46434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent sampleRate, format, 4650d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi channelMask, 46634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent frameCount, 467a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten IAudioFlinger::TRACK_DEFAULT, 4681879fff068422852c1483dcf8365c2ff0e2fadfcGlenn Kasten tid, 469be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent &mSessionId, 47034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent &status); 4713a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 47234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (record == 0) { 47329357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("AudioFlinger could not create record track, status: %d", status); 47434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return status; 47534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 47634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent sp<IMemory> cblk = record->getCblk(); 47734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (cblk == 0) { 47829357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Could not get control block"); 47934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_INIT; 48034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 48134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mAudioRecord.clear(); 48234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mAudioRecord = record; 48334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblkMemory.clear(); 48434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblkMemory = cblk; 48534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblk = static_cast<audio_track_cblk_t*>(cblk->pointer()); 48634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblk->buffers = (char*)mCblk + sizeof(audio_track_cblk_t); 48738ccae2c0324daa305f3fe77d25fdf5edec0b0e1Eric Laurent android_atomic_and(~CBLK_DIRECTION_MSK, &mCblk->flags); 4886100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mCblk->bufferTimeoutMs = MAX_RUN_TIMEOUT_MS; 4896100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mCblk->waitTimeMs = 0; 49034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_ERROR; 49134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent} 49234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 49389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::obtainBuffer(Buffer* audioBuffer, int32_t waitCount) 49489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 4951703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 49689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int active; 497d0965dde97f2815ae0a15fe6b40946f8a741a81eGlenn Kasten status_t result = NO_ERROR; 49889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audio_track_cblk_t* cblk = mCblk; 49989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t framesReq = audioBuffer->frameCount; 5001dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent uint32_t waitTimeMs = (waitCount < 0) ? cblk->bufferTimeoutMs : WAIT_PERIOD_MS; 50189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 50289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->frameCount = 0; 50389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->size = 0; 50489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 50589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t framesReady = cblk->framesReady(); 50689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 50789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (framesReady == 0) { 50834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.lock(); 50989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project goto start_loop_here; 51089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project while (framesReady == 0) { 51189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project active = mActive; 512f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(!active)) { 51334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 51489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_MORE_BUFFERS; 51534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 516f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(!waitCount)) { 51734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 51889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return WOULD_BLOCK; 51934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 5201703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (!(cblk->flags & CBLK_INVALID_MSK)) { 5211703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.unlock(); 5221703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = cblk->cv.waitRelative(cblk->lock, milliseconds(waitTimeMs)); 5231703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 5241703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 5251703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (mActive == 0) { 5261703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent return status_t(STOPPED); 5271703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 5281703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.lock(); 5291703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 5301703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (cblk->flags & CBLK_INVALID_MSK) { 5311703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent goto create_new_record; 5321703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 533f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(result != NO_ERROR)) { 5341dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent cblk->waitTimeMs += waitTimeMs; 53589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (cblk->waitTimeMs >= cblk->bufferTimeoutMs) { 5365ff1dd576bb93c45b44088a51544a18fc43ebf58Steve Block ALOGW( "obtainBuffer timed out (is the CPU pegged?) " 53789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project "user=%08x, server=%08x", cblk->user, cblk->server); 53834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 539a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // callback thread or sync event hasn't changed 5403acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten result = mAudioRecord->start(AudioSystem::SYNC_EVENT_SAME, 0); 5411703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.lock(); 54234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (result == DEAD_OBJECT) { 54338ccae2c0324daa305f3fe77d25fdf5edec0b0e1Eric Laurent android_atomic_or(CBLK_INVALID_ON, &cblk->flags); 5441703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentcreate_new_record: 5451703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = AudioRecord::restoreRecord_l(cblk); 5461703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 5471703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (result != NO_ERROR) { 5485ff1dd576bb93c45b44088a51544a18fc43ebf58Steve Block ALOGW("obtainBuffer create Track error %d", result); 5491703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 5501703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent return result; 55134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 55289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project cblk->waitTimeMs = 0; 55389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 55489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (--waitCount == 0) { 55534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 55689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return TIMED_OUT; 55789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 55889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 55989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // read the server count again 56089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project start_loop_here: 56189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project framesReady = cblk->framesReady(); 56289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 56334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 56489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 56589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 56689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project cblk->waitTimeMs = 0; 5672986460984580833161bdaabc7f17da1005a8961Eric Laurent // reset time out to running value after obtaining a buffer 5682986460984580833161bdaabc7f17da1005a8961Eric Laurent cblk->bufferTimeoutMs = MAX_RUN_TIMEOUT_MS; 569c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 57089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (framesReq > framesReady) { 57189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project framesReq = framesReady; 57289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 57389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 57489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t u = cblk->user; 57589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t bufferEnd = cblk->userBase + cblk->frameCount; 57689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 577a1472d9883e35edd280201c8be3191695007dfd4Marco Nelissen if (framesReq > bufferEnd - u) { 57889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project framesReq = bufferEnd - u; 57989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 58089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 58189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->flags = 0; 58289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->channelCount= mChannelCount; 58389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->format = mFormat; 58489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->frameCount = framesReq; 585c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent audioBuffer->size = framesReq*cblk->frameSize; 58689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->raw = (int8_t*)cblk->buffer(u); 58789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project active = mActive; 58889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return active ? status_t(NO_ERROR) : status_t(STOPPED); 58989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 59089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 59189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioRecord::releaseBuffer(Buffer* audioBuffer) 59289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 5931703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 5941703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mCblk->stepUser(audioBuffer->frameCount); 59589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 59689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 597606ee61616efdba4696ae591ad10a4be33d8c946Glenn Kastenaudio_io_handle_t AudioRecord::getInput() const 5986100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent{ 5991703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 600d1a243e41caffa8fd346907eed4625c9c47c1a86Eric Laurent return mInput; 6011703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 6021703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 6031703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// must be called with mLock held 6041703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentaudio_io_handle_t AudioRecord::getInput_l() 6051703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 60605bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent mInput = AudioSystem::getInput(mInputSource, 6076100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mCblk->sampleRate, 6087c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent mFormat, 6097c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent mChannelMask, 6107c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent mSessionId); 61105bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent return mInput; 6126100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent} 6136100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent 614606ee61616efdba4696ae591ad10a4be33d8c946Glenn Kastenint AudioRecord::getSessionId() const 615be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 616be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return mSessionId; 617be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 618be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 61989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 62089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 62189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectssize_t AudioRecord::read(void* buffer, size_t userSize) 62289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 62389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project ssize_t read = 0; 62489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Buffer audioBuffer; 62589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int8_t *dst = static_cast<int8_t*>(buffer); 62689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 62789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (ssize_t(userSize) < 0) { 62889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // sanity-check. user is most-likely passing an error code. 62929357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("AudioRecord::read(buffer=%p, size=%u (%d)", 63089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project buffer, userSize, userSize); 63189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 63289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 63389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6341703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 6351703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // acquire a strong reference on the IAudioRecord and IMemory so that they cannot be destroyed 6361703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // while we are accessing the cblk 637e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten sp<IAudioRecord> audioRecord = mAudioRecord; 638e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten sp<IMemory> iMem = mCblkMemory; 6391703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.unlock(); 64089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 64189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project do { 64289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 643c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent audioBuffer.frameCount = userSize/frameSize(); 64489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 64588335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent // By using a wait count corresponding to twice the timeout period in 64688335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent // obtainBuffer() we give a chance to recover once for a read timeout 64788335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent // (if media_server crashed for instance) before returning a length of 64888335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent // 0 bytes read to the client 64988335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent status_t err = obtainBuffer(&audioBuffer, ((2 * MAX_RUN_TIMEOUT_MS) / WAIT_PERIOD_MS)); 65089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err < 0) { 65189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // out of buffers, return #bytes written 65289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err == status_t(NO_MORE_BUFFERS)) 65389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project break; 65488335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent if (err == status_t(TIMED_OUT)) 65588335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent err = 0; 65689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return ssize_t(err); 65789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 65889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 65989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t bytesRead = audioBuffer.size; 66089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project memcpy(dst, audioBuffer.i8, bytesRead); 66189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 66289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project dst += bytesRead; 66389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project userSize -= bytesRead; 66489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project read += bytesRead; 66589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 66689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 66789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } while (userSize); 66889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 66989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return read; 67089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 67189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 67289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 67389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 67489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioRecord::processAudioBuffer(const sp<ClientRecordThread>& thread) 67589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 67689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Buffer audioBuffer; 67789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t frames = mRemainingFrames; 67889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t readSize; 67989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6801703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 6811703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // acquire a strong reference on the IAudioRecord and IMemory so that they cannot be destroyed 6821703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // while we are accessing the cblk 683e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten sp<IAudioRecord> audioRecord = mAudioRecord; 684e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten sp<IMemory> iMem = mCblkMemory; 6851703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent audio_track_cblk_t* cblk = mCblk; 6861703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.unlock(); 6871703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 68889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage marker callback 6897d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi if (!mMarkerReached && (mMarkerPosition > 0)) { 6901703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (cblk->user >= mMarkerPosition) { 69189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_MARKER, mUserData, (void *)&mMarkerPosition); 6927d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = true; 69389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 69489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 69589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 69689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage new position callback 69789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mUpdatePeriod > 0) { 6981703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent while (cblk->user >= mNewPosition) { 69989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_NEW_POS, mUserData, (void *)&mNewPosition); 70089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition += mUpdatePeriod; 70189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 70289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 70389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 70489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project do { 70589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer.frameCount = frames; 706c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // Calling obtainBuffer() with a wait count of 1 707c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // limits wait time to WAIT_PERIOD_MS. This prevents from being 70889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // stuck here not being able to handle timed events (position, markers). 70989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project status_t err = obtainBuffer(&audioBuffer, 1); 71089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err < NO_ERROR) { 71189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err != TIMED_OUT) { 71229357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE_IF(err != status_t(NO_MORE_BUFFERS), "Error obtaining an audio buffer, giving up."); 71389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return false; 71489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 71589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project break; 71689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 71789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err == status_t(STOPPED)) return false; 71889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 71989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t reqSize = audioBuffer.size; 72089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_MORE_DATA, mUserData, &audioBuffer); 72189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project readSize = audioBuffer.size; 72289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 72389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Sanity check on returned size 724cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent if (ssize_t(readSize) <= 0) { 725cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // The callback is done filling buffers 726cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // Keep this thread going to handle timed events and 727cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // still try to get more data in intervals of WAIT_PERIOD_MS 728cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // but don't just loop and block the CPU, so wait 729cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent usleep(WAIT_PERIOD_MS*1000); 730cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent break; 731cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent } 73289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (readSize > reqSize) readSize = reqSize; 73389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 73489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer.size = readSize; 735c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent audioBuffer.frameCount = readSize/frameSize(); 73689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project frames -= audioBuffer.frameCount; 73789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 73889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 73989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 74089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } while (frames); 74189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 742c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 74389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage overrun callback 7441703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (mActive && (cblk->framesAvailable() == 0)) { 7453856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("Overrun user: %x, server: %x, flags %04x", cblk->user, cblk->server, cblk->flags); 74638ccae2c0324daa305f3fe77d25fdf5edec0b0e1Eric Laurent if (!(android_atomic_or(CBLK_UNDERRUN_ON, &cblk->flags) & CBLK_UNDERRUN_MSK)) { 74733797ea64d067dfeaacbfd7ebe7f3383b73961b5Eric Laurent mCbf(EVENT_OVERRUN, mUserData, 0); 74889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 74989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 75089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 75189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (frames == 0) { 75289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mRemainingFrames = mNotificationFrames; 75389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else { 75489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mRemainingFrames = frames; 75589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 75689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return true; 75789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 75889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7591703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// must be called with mLock and cblk.lock held. Callers must also hold strong references on 7601703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// the IAudioRecord and IMemory in case they are recreated here. 7611703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// If the IAudioRecord is successfully restored, the cblk pointer is updated 7621703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentstatus_t AudioRecord::restoreRecord_l(audio_track_cblk_t*& cblk) 7631703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 7641703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent status_t result; 7651703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 76638ccae2c0324daa305f3fe77d25fdf5edec0b0e1Eric Laurent if (!(android_atomic_or(CBLK_RESTORING_ON, &cblk->flags) & CBLK_RESTORING_MSK)) { 7675ff1dd576bb93c45b44088a51544a18fc43ebf58Steve Block ALOGW("dead IAudioRecord, creating a new one"); 7681703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // signal old cblk condition so that other threads waiting for available buffers stop 7691703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // waiting now 7701703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->cv.broadcast(); 7711703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 7721703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 7731703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // if the new IAudioRecord is created, openRecord_l() will modify the 7741703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // following member variables: mAudioRecord, mCblkMemory and mCblk. 7751703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // It will also delete the strong references on previous IAudioRecord and IMemory 7760d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi result = openRecord_l(cblk->sampleRate, mFormat, mChannelMask, 777a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten mFrameCount, getInput_l()); 7781703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (result == NO_ERROR) { 779a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // callback thread or sync event hasn't changed 7803acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten result = mAudioRecord->start(AudioSystem::SYNC_EVENT_SAME, 0); 7811703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 7821703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (result != NO_ERROR) { 7831703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mActive = false; 7841703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 7851703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 7861703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // signal old cblk condition for other threads waiting for restore completion 78738ccae2c0324daa305f3fe77d25fdf5edec0b0e1Eric Laurent android_atomic_or(CBLK_RESTORED_ON, &cblk->flags); 7881703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->cv.broadcast(); 7891703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } else { 7901703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (!(cblk->flags & CBLK_RESTORED_MSK)) { 7915ff1dd576bb93c45b44088a51544a18fc43ebf58Steve Block ALOGW("dead IAudioRecord, waiting for a new one to be created"); 7921703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.unlock(); 7931703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = cblk->cv.waitRelative(cblk->lock, milliseconds(RESTORE_TIMEOUT_MS)); 7941703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 7951703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 7961703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } else { 7975ff1dd576bb93c45b44088a51544a18fc43ebf58Steve Block ALOGW("dead IAudioRecord, already restored"); 7981703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = NO_ERROR; 7991703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 8001703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 8011703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (result != NO_ERROR || mActive == 0) { 8021703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = status_t(STOPPED); 8031703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 8041703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 8053856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("restoreRecord_l() status %d mActive %d cblk %p, old cblk %p flags %08x old flags %08x", 806e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten result, mActive, mCblk, cblk, mCblk->flags, cblk->flags); 8071703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 8081703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (result == NO_ERROR) { 8091703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // from now on we switch to the newly created cblk 8101703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk = mCblk; 8111703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 8121703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.lock(); 8131703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 8145ff1dd576bb93c45b44088a51544a18fc43ebf58Steve Block ALOGW_IF(result != NO_ERROR, "restoreRecord_l() error %d", result); 8151703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 8161703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent return result; 8171703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 8181703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 81989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ========================================================================= 82089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 82189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::ClientRecordThread::ClientRecordThread(AudioRecord& receiver, bool bCanCallJava) 82289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project : Thread(bCanCallJava), mReceiver(receiver) 82389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 82489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 82589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 82689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioRecord::ClientRecordThread::threadLoop() 82789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 82889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mReceiver.processAudioBuffer(this); 82989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 83089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8316dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kastenstatus_t AudioRecord::ClientRecordThread::readyToRun() 8326dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten{ 8336dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten AutoMutex(mReceiver.mLock); 8346dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten while (mReceiver.mReadyToRun == WOULD_BLOCK) { 8356dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten mReceiver.mCondition.wait(mReceiver.mLock); 8366dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten } 8376dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten return mReceiver.mReadyToRun; 8386dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten} 8396dbc1359f778575d09d6da722b060a6d72c2e7c5Glenn Kasten 84089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 84189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 84289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project}; // namespace android 843