AudioRecord.cpp revision 1703cdfee717b1b312bf8979816a9e2f16a82e5d
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 <stdint.h> 2289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <sys/types.h> 2389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <sched.h> 2589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <sys/resource.h> 2689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <private/media/AudioTrackShared.h> 2889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <media/AudioSystem.h> 3089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <media/AudioRecord.h> 31c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent#include <media/mediarecorder.h> 3289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 337562408b2261d38415453378b6188f74fda99d88Mathias Agopian#include <binder/IServiceManager.h> 3489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <utils/Log.h> 357562408b2261d38415453378b6188f74fda99d88Mathias Agopian#include <binder/Parcel.h> 367562408b2261d38415453378b6188f74fda99d88Mathias Agopian#include <binder/IPCThreadState.h> 3789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <utils/Timers.h> 3889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 3989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#define LIKELY( exp ) (__builtin_expect( (exp) != 0, true )) 4089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#define UNLIKELY( exp ) (__builtin_expect( (exp) != 0, false )) 4189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectnamespace android { 4315304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh// --------------------------------------------------------------------------- 4415304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh 4515304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh// static 4615304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yehstatus_t AudioRecord::getMinFrameCount( 4715304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh int* frameCount, 4815304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh uint32_t sampleRate, 4915304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh int format, 5015304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh int channelCount) 5115304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh{ 5215304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh size_t size = 0; 5315304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh if (AudioSystem::getInputBufferSize(sampleRate, format, channelCount, &size) 5415304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh != NO_ERROR) { 5515304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh LOGE("AudioSystem could not query the input buffer size."); 5615304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh return NO_INIT; 5715304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh } 5815304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh 5915304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh if (size == 0) { 6015304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh LOGE("Unsupported configuration: sampleRate %d, format %d, channelCount %d", 6115304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh sampleRate, format, channelCount); 6215304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh return BAD_VALUE; 6315304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh } 6415304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh 6515304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh // We double the size of input buffer for ping pong use of record buffer. 6615304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh size <<= 1; 6715304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh 6815304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh if (AudioSystem::isLinearPCM(format)) { 6915304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh size /= channelCount * (format == AudioSystem::PCM_16_BIT ? 2 : 1); 7015304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh } 7115304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh 7215304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh *frameCount = size; 7315304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh return NO_ERROR; 7415304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh} 7589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// --------------------------------------------------------------------------- 7789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::AudioRecord() 79be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent : mStatus(NO_INIT), mSessionId(0) 8089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 8189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 8289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::AudioRecord( 84f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent int inputSource, 8589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 8689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int format, 87c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent uint32_t channels, 8889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int frameCount, 8989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t flags, 9089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 9189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 92be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent int notificationFrames, 93be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent int sessionId) 94be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent : mStatus(NO_INIT), mSessionId(0) 9589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 96c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent mStatus = set(inputSource, sampleRate, format, channels, 97be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent frameCount, flags, cbf, user, notificationFrames, sessionId); 9889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 9989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::~AudioRecord() 10189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 10289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mStatus == NO_ERROR) { 10389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Make sure that callback function exits in the case where 10489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // it is looping on buffer empty condition in obtainBuffer(). 10589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Otherwise the callback thread will never exit. 10689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project stop(); 10789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mClientRecordThread != 0) { 10889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mClientRecordThread->requestExitAndWait(); 10989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mClientRecordThread.clear(); 11089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 11189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioRecord.clear(); 11289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project IPCThreadState::self()->flushCommands(); 11389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 11489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 11589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 11689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::set( 117f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent int inputSource, 11889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 11989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int format, 120c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent uint32_t channels, 12189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int frameCount, 12289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t flags, 12389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 12489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 12589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int notificationFrames, 126be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent bool threadCanCallJava, 127be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent int sessionId) 12889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 12989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 130c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent LOGV("set(): sampleRate %d, channels %d, frameCount %d",sampleRate, channels, frameCount); 1311703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 1321703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 1331703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 1341dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent if (mAudioRecord != 0) { 13589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return INVALID_OPERATION; 13689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 13789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 138c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent if (inputSource == AUDIO_SOURCE_DEFAULT) { 139c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent inputSource = AUDIO_SOURCE_MIC; 14089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 14189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 14289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (sampleRate == 0) { 14389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sampleRate = DEFAULT_SAMPLE_RATE; 14489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 14589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // these below should probably come from the audioFlinger too... 14689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (format == 0) { 14789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project format = AudioSystem::PCM_16_BIT; 14889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 149c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // validate parameters 150c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent if (!AudioSystem::isValidFormat(format)) { 151c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent LOGE("Invalid format"); 152c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent return BAD_VALUE; 15389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 15489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 155c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent if (!AudioSystem::isInputChannel(channels)) { 15689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 15789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 158be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 159c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent int channelCount = AudioSystem::popCount(channels); 160c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 1616100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent audio_io_handle_t input = AudioSystem::getInput(inputSource, 162c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent sampleRate, format, channels, (AudioSystem::audio_in_acoustics)flags); 1636100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent if (input == 0) { 164148b266afe2ac92b5616c24e8d5160e6f9242f69Eric Laurent LOGE("Could not get audio input for record source %d", inputSource); 16589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 16689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 16789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // validate framecount 16915304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh int minFrameCount = 0; 17015304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh status_t status = getMinFrameCount(&minFrameCount, sampleRate, format, channelCount); 17115304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh if (status != NO_ERROR) { 17215304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh return status; 173c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 17489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGV("AudioRecord::set() minFrameCount = %d", minFrameCount); 17589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 17689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (frameCount == 0) { 17789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project frameCount = minFrameCount; 17889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else if (frameCount < minFrameCount) { 17989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 18089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 18189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (notificationFrames == 0) { 18389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project notificationFrames = frameCount/2; 18489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 18589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 186be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent mSessionId = sessionId; 187be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 18834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent // create the IAudioRecord 1891703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent status = openRecord_l(sampleRate, format, channelCount, 19015304d601cbf83be6519ca53e1a26b97d50d0192Chia-chi Yeh frameCount, flags, input); 19134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (status != NO_ERROR) { 19289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return status; 19389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 19434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 19589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (cbf != 0) { 19689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mClientRecordThread = new ClientRecordThread(*this, threadCanCallJava); 19789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mClientRecordThread == 0) { 19889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_INIT; 19989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 20089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 20189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mStatus = NO_ERROR; 20389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mFormat = format; 20589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Update buffer size in case it has been limited by AudioFlinger during track creation 20689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mFrameCount = mCblk->frameCount; 207c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent mChannelCount = (uint8_t)channelCount; 2086100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mChannels = channels; 20989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mActive = 0; 21089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf = cbf; 21189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNotificationFrames = notificationFrames; 21289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mRemainingFrames = notificationFrames; 21389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUserData = user; 21489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // TODO: add audio hardware input latency here 215573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent mLatency = (1000*mFrameCount) / sampleRate; 21689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = 0; 2177d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = false; 21889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition = 0; 21989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = 0; 220f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent mInputSource = (uint8_t)inputSource; 22134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mFlags = flags; 22205bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent mInput = input; 22389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 22489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 22589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 22689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 22789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::initCheck() const 22889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 22989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mStatus; 23089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 23189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 23289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 23389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 23489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectuint32_t AudioRecord::latency() const 23589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 23689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mLatency; 23789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 23889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 23989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectint AudioRecord::format() const 24089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 24189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mFormat; 24289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 24389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 24489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectint AudioRecord::channelCount() const 24589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 24689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mChannelCount; 24789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 24889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 24989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectuint32_t AudioRecord::frameCount() const 25089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 25189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mFrameCount; 25289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 25389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 25489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectint AudioRecord::frameSize() const 25589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 256c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent if (AudioSystem::isLinearPCM(mFormat)) { 257c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent return channelCount()*((format() == AudioSystem::PCM_8_BIT) ? sizeof(uint8_t) : sizeof(int16_t)); 258c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } else { 259c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent return sizeof(uint8_t); 260c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 26189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 26289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 263f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurentint AudioRecord::inputSource() const 264f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent{ 265f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent return (int)mInputSource; 266f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent} 267f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent 26889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 26989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 27089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::start() 27189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 27289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project status_t ret = NO_ERROR; 27389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sp<ClientRecordThread> t = mClientRecordThread; 27489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 27589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGV("start"); 27689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 27789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 27889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t->exitPending()) { 27989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t->requestExitAndWait() == WOULD_BLOCK) { 28089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGE("AudioRecord::start called from thread"); 28189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return WOULD_BLOCK; 28289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 28389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 28489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project t->mLock.lock(); 28589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 28689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 287f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 2881703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // acquire a strong reference on the IAudioRecord and IMemory so that they cannot be destroyed 2891703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // while we are accessing the cblk 2901703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent sp <IAudioRecord> audioRecord = mAudioRecord; 2911703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent sp <IMemory> iMem = mCblkMemory; 2921703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent audio_track_cblk_t* cblk = mCblk; 293f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (mActive == 0) { 294f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent mActive = 1; 2951703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 2961703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.lock(); 2971703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (!(cblk->flags & CBLK_INVALID_MSK)) { 2981703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 2991703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent ret = mAudioRecord->start(); 3001703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.lock(); 3011703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (ret == DEAD_OBJECT) { 3021703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->flags |= CBLK_INVALID_MSK; 3036100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent } 3046100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent } 3051703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (cblk->flags & CBLK_INVALID_MSK) { 3061703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent ret = restoreRecord_l(cblk); 3071703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 3081703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 3096100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent if (ret == NO_ERROR) { 3101703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mNewPosition = cblk->user + mUpdatePeriod; 3111703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->bufferTimeoutMs = MAX_RUN_TIMEOUT_MS; 3121703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->waitTimeMs = 0; 3136100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent if (t != 0) { 3146100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent t->run("ClientRecordThread", THREAD_PRIORITY_AUDIO_CLIENT); 315c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } else { 3166100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent setpriority(PRIO_PROCESS, 0, THREAD_PRIORITY_AUDIO_CLIENT); 317c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 3186100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent } else { 319f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent mActive = 0; 32089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 32189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 32289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 32389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 32489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project t->mLock.unlock(); 32589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 32689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 32789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return ret; 32889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 32989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 33089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::stop() 33189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 33289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sp<ClientRecordThread> t = mClientRecordThread; 33389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 33489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGV("stop"); 33589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 33689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 33789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project t->mLock.lock(); 338f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent } 33989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 340f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent AutoMutex lock(mLock); 341f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent if (mActive == 1) { 342f5aafb209d01ba2ab6cb55d1a12cfc653e2b4be0Eric Laurent mActive = 0; 3431dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent mCblk->cv.signal(); 34489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioRecord->stop(); 3457d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi // the record head position will reset to 0, so if a marker is set, we need 3467d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi // to activate it again 3477d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = false; 34889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 34989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project t->requestExit(); 35089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else { 35189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project setpriority(PRIO_PROCESS, 0, ANDROID_PRIORITY_NORMAL); 35289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 35389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 35489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 35589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 35689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project t->mLock.unlock(); 35789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 35889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 35989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 36089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 36189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 36289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioRecord::stopped() const 36389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 36489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return !mActive; 36589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 36689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 367573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurentuint32_t AudioRecord::getSampleRate() 368573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent{ 3691703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 370573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent return mCblk->sampleRate; 371573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent} 372573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent 37389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::setMarkerPosition(uint32_t marker) 37489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 37589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mCbf == 0) return INVALID_OPERATION; 37689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 37789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = marker; 3787d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = false; 37989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 38089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 38189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 38289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 38389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::getMarkerPosition(uint32_t *marker) 38489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 38589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (marker == 0) return BAD_VALUE; 38689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 38789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *marker = mMarkerPosition; 38889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 38989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 39089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 39189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 39289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::setPositionUpdatePeriod(uint32_t updatePeriod) 39389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 39489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mCbf == 0) return INVALID_OPERATION; 39589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 39689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t curPosition; 39789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project getPosition(&curPosition); 39889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition = curPosition + updatePeriod; 39989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = updatePeriod; 40089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 40189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 40289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 40389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 40489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::getPositionUpdatePeriod(uint32_t *updatePeriod) 40589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 40689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (updatePeriod == 0) return BAD_VALUE; 40789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 40889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *updatePeriod = mUpdatePeriod; 40989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 41089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 41189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 41289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 41389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::getPosition(uint32_t *position) 41489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 41589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (position == 0) return BAD_VALUE; 41689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4171703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 41889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *position = mCblk->user; 41989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 42089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 42189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 42289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 42305bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurentunsigned int AudioRecord::getInputFramesLost() 42405bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent{ 42505bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent if (mActive) 42605bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent return AudioSystem::getInputFramesLost(mInput); 42705bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent else 42805bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent return 0; 42905bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent} 43089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 43189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 43289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4331703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// must be called with mLock held 4341703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentstatus_t AudioRecord::openRecord_l( 43534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent uint32_t sampleRate, 43634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent int format, 43734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent int channelCount, 43834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent int frameCount, 4396100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent uint32_t flags, 4406100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent audio_io_handle_t input) 44134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent{ 44234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent status_t status; 44334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent const sp<IAudioFlinger>& audioFlinger = AudioSystem::get_audio_flinger(); 44434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (audioFlinger == 0) { 44534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_INIT; 44634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 44734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 4486100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent sp<IAudioRecord> record = audioFlinger->openRecord(getpid(), input, 44934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent sampleRate, format, 45034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent channelCount, 45134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent frameCount, 45234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent ((uint16_t)flags) << 16, 453be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent &mSessionId, 45434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent &status); 45534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (record == 0) { 45634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent LOGE("AudioFlinger could not create record track, status: %d", status); 45734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return status; 45834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 45934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent sp<IMemory> cblk = record->getCblk(); 46034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (cblk == 0) { 46134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent LOGE("Could not get control block"); 46234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_INIT; 46334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 46434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mAudioRecord.clear(); 46534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mAudioRecord = record; 46634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblkMemory.clear(); 46734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblkMemory = cblk; 46834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblk = static_cast<audio_track_cblk_t*>(cblk->pointer()); 46934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblk->buffers = (char*)mCblk + sizeof(audio_track_cblk_t); 470d1b449aad6c087a69f5ec66b7facb2845b73f1cbEric Laurent mCblk->flags &= ~CBLK_DIRECTION_MSK; 4716100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mCblk->bufferTimeoutMs = MAX_RUN_TIMEOUT_MS; 4726100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mCblk->waitTimeMs = 0; 47334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_ERROR; 47434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent} 47534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 47689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::obtainBuffer(Buffer* audioBuffer, int32_t waitCount) 47789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 4781703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 47989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int active; 48089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project status_t result; 48189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audio_track_cblk_t* cblk = mCblk; 48289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t framesReq = audioBuffer->frameCount; 4831dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent uint32_t waitTimeMs = (waitCount < 0) ? cblk->bufferTimeoutMs : WAIT_PERIOD_MS; 48489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 48589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->frameCount = 0; 48689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->size = 0; 48789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 48889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t framesReady = cblk->framesReady(); 48989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 49089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (framesReady == 0) { 49134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.lock(); 49289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project goto start_loop_here; 49389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project while (framesReady == 0) { 49489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project active = mActive; 49534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (UNLIKELY(!active)) { 49634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 49789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_MORE_BUFFERS; 49834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 49934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (UNLIKELY(!waitCount)) { 50034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 50189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return WOULD_BLOCK; 50234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 5031703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (!(cblk->flags & CBLK_INVALID_MSK)) { 5041703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.unlock(); 5051703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = cblk->cv.waitRelative(cblk->lock, milliseconds(waitTimeMs)); 5061703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 5071703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 5081703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (mActive == 0) { 5091703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent return status_t(STOPPED); 5101703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 5111703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.lock(); 5121703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 5131703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (cblk->flags & CBLK_INVALID_MSK) { 5141703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent goto create_new_record; 5151703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 51689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (__builtin_expect(result!=NO_ERROR, false)) { 5171dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent cblk->waitTimeMs += waitTimeMs; 51889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (cblk->waitTimeMs >= cblk->bufferTimeoutMs) { 51989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGW( "obtainBuffer timed out (is the CPU pegged?) " 52089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project "user=%08x, server=%08x", cblk->user, cblk->server); 52134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 52234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent result = mAudioRecord->start(); 5231703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.lock(); 52434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (result == DEAD_OBJECT) { 5251703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->flags |= CBLK_INVALID_MSK; 5261703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentcreate_new_record: 5271703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = AudioRecord::restoreRecord_l(cblk); 5281703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 5291703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (result != NO_ERROR) { 5301703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent LOGW("obtainBuffer create Track error %d", result); 5311703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 5321703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent return result; 53334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 53489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project cblk->waitTimeMs = 0; 53589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 53689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (--waitCount == 0) { 53734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 53889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return TIMED_OUT; 53989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 54089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 54189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // read the server count again 54289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project start_loop_here: 54389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project framesReady = cblk->framesReady(); 54489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 54534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 54689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 54789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 54889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project cblk->waitTimeMs = 0; 549c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 55089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (framesReq > framesReady) { 55189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project framesReq = framesReady; 55289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 55389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 55489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t u = cblk->user; 55589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t bufferEnd = cblk->userBase + cblk->frameCount; 55689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 55789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (u + framesReq > bufferEnd) { 55889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project framesReq = bufferEnd - u; 55989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 56089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 56189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->flags = 0; 56289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->channelCount= mChannelCount; 56389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->format = mFormat; 56489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->frameCount = framesReq; 565c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent audioBuffer->size = framesReq*cblk->frameSize; 56689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->raw = (int8_t*)cblk->buffer(u); 56789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project active = mActive; 56889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return active ? status_t(NO_ERROR) : status_t(STOPPED); 56989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 57089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 57189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioRecord::releaseBuffer(Buffer* audioBuffer) 57289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 5731703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 5741703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mCblk->stepUser(audioBuffer->frameCount); 57589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 57689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 5776100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurentaudio_io_handle_t AudioRecord::getInput() 5786100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent{ 5791703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent AutoMutex lock(mLock); 5801703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent return getInput_l(); 5811703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 5821703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 5831703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// must be called with mLock held 5841703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentaudio_io_handle_t AudioRecord::getInput_l() 5851703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 58605bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent mInput = AudioSystem::getInput(mInputSource, 5876100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mCblk->sampleRate, 5886100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mFormat, mChannels, 5896100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent (AudioSystem::audio_in_acoustics)mFlags); 59005bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent return mInput; 5916100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent} 5926100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent 593be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurentint AudioRecord::getSessionId() 594be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent{ 595be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent return mSessionId; 596be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent} 597be916aa1267e2e6b1c148f51d11bcbbc79cb864cEric Laurent 59889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 59989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 60089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectssize_t AudioRecord::read(void* buffer, size_t userSize) 60189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 60289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project ssize_t read = 0; 60389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Buffer audioBuffer; 60489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int8_t *dst = static_cast<int8_t*>(buffer); 60589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 60689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (ssize_t(userSize) < 0) { 60789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // sanity-check. user is most-likely passing an error code. 60889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGE("AudioRecord::read(buffer=%p, size=%u (%d)", 60989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project buffer, userSize, userSize); 61089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 61189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 61289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6131703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 6141703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // acquire a strong reference on the IAudioRecord and IMemory so that they cannot be destroyed 6151703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // while we are accessing the cblk 6161703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent sp <IAudioRecord> audioRecord = mAudioRecord; 6171703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent sp <IMemory> iMem = mCblkMemory; 6181703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.unlock(); 61989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 62089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project do { 62189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 622c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent audioBuffer.frameCount = userSize/frameSize(); 62389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 62488335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent // By using a wait count corresponding to twice the timeout period in 62588335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent // obtainBuffer() we give a chance to recover once for a read timeout 62688335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent // (if media_server crashed for instance) before returning a length of 62788335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent // 0 bytes read to the client 62888335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent status_t err = obtainBuffer(&audioBuffer, ((2 * MAX_RUN_TIMEOUT_MS) / WAIT_PERIOD_MS)); 62989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err < 0) { 63089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // out of buffers, return #bytes written 63189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err == status_t(NO_MORE_BUFFERS)) 63289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project break; 63388335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent if (err == status_t(TIMED_OUT)) 63488335b1a749fe0157547907a2ce6c9632f4d2592Eric Laurent err = 0; 63589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return ssize_t(err); 63689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 63789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 63889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t bytesRead = audioBuffer.size; 63989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project memcpy(dst, audioBuffer.i8, bytesRead); 64089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 64189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project dst += bytesRead; 64289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project userSize -= bytesRead; 64389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project read += bytesRead; 64489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 64589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 64689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } while (userSize); 64789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 64889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return read; 64989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 65089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 65189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 65289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 65389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioRecord::processAudioBuffer(const sp<ClientRecordThread>& thread) 65489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 65589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Buffer audioBuffer; 65689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t frames = mRemainingFrames; 65789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t readSize; 65889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6591703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 6601703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // acquire a strong reference on the IAudioRecord and IMemory so that they cannot be destroyed 6611703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // while we are accessing the cblk 6621703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent sp <IAudioRecord> audioRecord = mAudioRecord; 6631703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent sp <IMemory> iMem = mCblkMemory; 6641703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent audio_track_cblk_t* cblk = mCblk; 6651703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.unlock(); 6661703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 66789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage marker callback 6687d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi if (!mMarkerReached && (mMarkerPosition > 0)) { 6691703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (cblk->user >= mMarkerPosition) { 67089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_MARKER, mUserData, (void *)&mMarkerPosition); 6717d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = true; 67289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 67389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 67489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 67589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage new position callback 67689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mUpdatePeriod > 0) { 6771703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent while (cblk->user >= mNewPosition) { 67889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_NEW_POS, mUserData, (void *)&mNewPosition); 67989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition += mUpdatePeriod; 68089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 68189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 68289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 68389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project do { 68489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer.frameCount = frames; 685c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // Calling obtainBuffer() with a wait count of 1 686c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // limits wait time to WAIT_PERIOD_MS. This prevents from being 68789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // stuck here not being able to handle timed events (position, markers). 68889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project status_t err = obtainBuffer(&audioBuffer, 1); 68989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err < NO_ERROR) { 69089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err != TIMED_OUT) { 6911dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent LOGE_IF(err != status_t(NO_MORE_BUFFERS), "Error obtaining an audio buffer, giving up."); 69289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return false; 69389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 69489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project break; 69589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 69689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err == status_t(STOPPED)) return false; 69789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 69889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t reqSize = audioBuffer.size; 69989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_MORE_DATA, mUserData, &audioBuffer); 70089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project readSize = audioBuffer.size; 70189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 70289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Sanity check on returned size 703cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent if (ssize_t(readSize) <= 0) { 704cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // The callback is done filling buffers 705cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // Keep this thread going to handle timed events and 706cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // still try to get more data in intervals of WAIT_PERIOD_MS 707cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // but don't just loop and block the CPU, so wait 708cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent usleep(WAIT_PERIOD_MS*1000); 709cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent break; 710cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent } 71189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (readSize > reqSize) readSize = reqSize; 71289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 71389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer.size = readSize; 714c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent audioBuffer.frameCount = readSize/frameSize(); 71589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project frames -= audioBuffer.frameCount; 71689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 71789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 71889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 71989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } while (frames); 72089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 721c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 72289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage overrun callback 7231703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (mActive && (cblk->framesAvailable() == 0)) { 7241703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent LOGV("Overrun user: %x, server: %x, flags %04x", cblk->user, cblk->server, cblk->flags); 7251703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if ((cblk->flags & CBLK_UNDERRUN_MSK) == CBLK_UNDERRUN_OFF) { 72689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_OVERRUN, mUserData, 0); 7271703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->flags |= CBLK_UNDERRUN_ON; 72889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 72989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 73089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 73189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (frames == 0) { 73289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mRemainingFrames = mNotificationFrames; 73389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else { 73489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mRemainingFrames = frames; 73589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 73689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return true; 73789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 73889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 7391703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// must be called with mLock and cblk.lock held. Callers must also hold strong references on 7401703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// the IAudioRecord and IMemory in case they are recreated here. 7411703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent// If the IAudioRecord is successfully restored, the cblk pointer is updated 7421703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurentstatus_t AudioRecord::restoreRecord_l(audio_track_cblk_t*& cblk) 7431703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent{ 7441703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent status_t result; 7451703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 7461703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (!(cblk->flags & CBLK_RESTORING_MSK)) { 7471703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent LOGW("dead IAudioRecord, creating a new one"); 7481703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 7491703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->flags |= CBLK_RESTORING_ON; 7501703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // signal old cblk condition so that other threads waiting for available buffers stop 7511703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // waiting now 7521703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->cv.broadcast(); 7531703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 7541703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 7551703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // if the new IAudioRecord is created, openRecord_l() will modify the 7561703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // following member variables: mAudioRecord, mCblkMemory and mCblk. 7571703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // It will also delete the strong references on previous IAudioRecord and IMemory 7581703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = openRecord_l(cblk->sampleRate, mFormat, mChannelCount, 7591703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mFrameCount, mFlags, getInput_l()); 7601703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (result == NO_ERROR) { 7611703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = mAudioRecord->start(); 7621703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 7631703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (result != NO_ERROR) { 7641703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mActive = false; 7651703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 7661703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 7671703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // signal old cblk condition for other threads waiting for restore completion 7681703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.lock(); 7691703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->flags |= CBLK_RESTORED_MSK; 7701703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->cv.broadcast(); 7711703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 7721703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } else { 7731703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (!(cblk->flags & CBLK_RESTORED_MSK)) { 7741703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent LOGW("dead IAudioRecord, waiting for a new one to be created"); 7751703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.unlock(); 7761703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = cblk->cv.waitRelative(cblk->lock, milliseconds(RESTORE_TIMEOUT_MS)); 7771703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 7781703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent mLock.lock(); 7791703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } else { 7801703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent LOGW("dead IAudioRecord, already restored"); 7811703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = NO_ERROR; 7821703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.unlock(); 7831703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 7841703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (result != NO_ERROR || mActive == 0) { 7851703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result = status_t(STOPPED); 7861703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 7871703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 7881703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent LOGV("restoreRecord_l() status %d mActive %d cblk %p, old cblk %p flags %08x old flags %08x", 7891703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent result, mActive, mCblk, cblk, mCblk->flags, cblk->flags); 7901703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 7911703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent if (result == NO_ERROR) { 7921703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent // from now on we switch to the newly created cblk 7931703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk = mCblk; 7941703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent } 7951703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent cblk->lock.lock(); 7961703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 7971703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent LOGW_IF(result != NO_ERROR, "restoreRecord_l() error %d", result); 7981703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 7991703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent return result; 8001703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent} 8011703cdfee717b1b312bf8979816a9e2f16a82e5dEric Laurent 80289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ========================================================================= 80389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 80489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::ClientRecordThread::ClientRecordThread(AudioRecord& receiver, bool bCanCallJava) 80589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project : Thread(bCanCallJava), mReceiver(receiver) 80689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 80789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 80889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 80989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioRecord::ClientRecordThread::threadLoop() 81089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 81189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mReceiver.processAudioBuffer(this); 81289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 81389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 81489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 81589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 81689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project}; // namespace android 81789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 818