AudioRecord.cpp revision 05bca2fde53bfe3063d2a0a877f2b6bfdd6052cf
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#include <cutils/atomic.h> 3989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#define LIKELY( exp ) (__builtin_expect( (exp) != 0, true )) 4189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#define UNLIKELY( exp ) (__builtin_expect( (exp) != 0, false )) 4289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectnamespace android { 4489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// --------------------------------------------------------------------------- 4689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::AudioRecord() 486100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent : mStatus(NO_INIT) 4989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 5089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 5189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 5289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::AudioRecord( 53f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent int inputSource, 5489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 5589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int format, 56c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent uint32_t channels, 5789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int frameCount, 5889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t flags, 5989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 6089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 6189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int notificationFrames) 626100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent : mStatus(NO_INIT) 6389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 64c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent mStatus = set(inputSource, sampleRate, format, channels, 6589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project frameCount, flags, cbf, user, notificationFrames); 6689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 6789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::~AudioRecord() 6989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 7089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mStatus == NO_ERROR) { 7189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Make sure that callback function exits in the case where 7289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // it is looping on buffer empty condition in obtainBuffer(). 7389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Otherwise the callback thread will never exit. 7489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project stop(); 7589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mClientRecordThread != 0) { 7689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mClientRecordThread->requestExitAndWait(); 7789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mClientRecordThread.clear(); 7889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 7989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioRecord.clear(); 8089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project IPCThreadState::self()->flushCommands(); 8189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 8289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 8389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::set( 85f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent int inputSource, 8689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t sampleRate, 8789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int format, 88c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent uint32_t channels, 8989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int frameCount, 9089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t flags, 9189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project callback_t cbf, 9289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project void* user, 9389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int notificationFrames, 9489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project bool threadCanCallJava) 9589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 9689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 97c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent LOGV("set(): sampleRate %d, channels %d, frameCount %d",sampleRate, channels, frameCount); 981dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent if (mAudioRecord != 0) { 9989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return INVALID_OPERATION; 10089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 10189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 102c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent if (inputSource == AUDIO_SOURCE_DEFAULT) { 103c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent inputSource = AUDIO_SOURCE_MIC; 10489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 10589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 10689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (sampleRate == 0) { 10789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sampleRate = DEFAULT_SAMPLE_RATE; 10889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 10989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // these below should probably come from the audioFlinger too... 11089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (format == 0) { 11189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project format = AudioSystem::PCM_16_BIT; 11289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 113c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // validate parameters 114c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent if (!AudioSystem::isValidFormat(format)) { 115c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent LOGE("Invalid format"); 116c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent return BAD_VALUE; 11789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 11889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 119c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent if (!AudioSystem::isInputChannel(channels)) { 12089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 12189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 122c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent int channelCount = AudioSystem::popCount(channels); 123c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 1246100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent audio_io_handle_t input = AudioSystem::getInput(inputSource, 125c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent sampleRate, format, channels, (AudioSystem::audio_in_acoustics)flags); 1266100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent if (input == 0) { 127148b266afe2ac92b5616c24e8d5160e6f9242f69Eric Laurent LOGE("Could not get audio input for record source %d", inputSource); 12889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 12989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 13089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 13189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // validate framecount 13289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t inputBuffSizeInBytes = -1; 13389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (AudioSystem::getInputBufferSize(sampleRate, format, channelCount, &inputBuffSizeInBytes) 13489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project != NO_ERROR) { 13589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGE("AudioSystem could not query the input buffer size."); 136c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent return NO_INIT; 13789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 138c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 13989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (inputBuffSizeInBytes == 0) { 14089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGE("Recording parameters are not supported: sampleRate %d, channelCount %d, format %d", 14189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sampleRate, channelCount, format); 14289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 14389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 144c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 14589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int frameSizeInBytes = channelCount * (format == AudioSystem::PCM_16_BIT ? 2 : 1); 146c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent if (AudioSystem::isLinearPCM(format)) { 147c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent frameSizeInBytes = channelCount * (format == AudioSystem::PCM_16_BIT ? sizeof(int16_t) : sizeof(int8_t)); 148c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } else { 149c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent frameSizeInBytes = sizeof(int8_t); 150c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 151c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 15289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 15389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // We use 2* size of input buffer for ping pong use of record buffer. 15489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int minFrameCount = 2 * inputBuffSizeInBytes / frameSizeInBytes; 15589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGV("AudioRecord::set() minFrameCount = %d", minFrameCount); 15689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 15789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (frameCount == 0) { 15889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project frameCount = minFrameCount; 15989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else if (frameCount < minFrameCount) { 16089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 16189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 16289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (notificationFrames == 0) { 16489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project notificationFrames = frameCount/2; 16589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 16689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 16734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent // create the IAudioRecord 16834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent status_t status = openRecord(sampleRate, format, channelCount, 1696100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent frameCount, flags, input); 17034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 17134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (status != NO_ERROR) { 17289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return status; 17389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 17434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 17589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (cbf != 0) { 17689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mClientRecordThread = new ClientRecordThread(*this, threadCanCallJava); 17789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mClientRecordThread == 0) { 17889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_INIT; 17989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 18089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 18189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mStatus = NO_ERROR; 18389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 18489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mFormat = format; 18589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Update buffer size in case it has been limited by AudioFlinger during track creation 18689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mFrameCount = mCblk->frameCount; 187c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent mChannelCount = (uint8_t)channelCount; 1886100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mChannels = channels; 18989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mActive = 0; 19089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf = cbf; 19189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNotificationFrames = notificationFrames; 19289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mRemainingFrames = notificationFrames; 19389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUserData = user; 19489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // TODO: add audio hardware input latency here 195573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent mLatency = (1000*mFrameCount) / sampleRate; 19689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = 0; 1977d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = false; 19889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition = 0; 19989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = 0; 200f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent mInputSource = (uint8_t)inputSource; 20134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mFlags = flags; 20205bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent mInput = input; 20389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 20589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 20689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 20789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::initCheck() const 20889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 20989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mStatus; 21089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 21189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 21289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 21389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 21489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectuint32_t AudioRecord::latency() const 21589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 21689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mLatency; 21789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 21889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 21989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectint AudioRecord::format() const 22089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 22189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mFormat; 22289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 22389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 22489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectint AudioRecord::channelCount() const 22589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 22689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mChannelCount; 22789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 22889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 22989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectuint32_t AudioRecord::frameCount() const 23089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 23189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mFrameCount; 23289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 23389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 23489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectint AudioRecord::frameSize() const 23589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 236c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent if (AudioSystem::isLinearPCM(mFormat)) { 237c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent return channelCount()*((format() == AudioSystem::PCM_8_BIT) ? sizeof(uint8_t) : sizeof(int16_t)); 238c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } else { 239c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent return sizeof(uint8_t); 240c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 24189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 24289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 243f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurentint AudioRecord::inputSource() const 244f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent{ 245f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent return (int)mInputSource; 246f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent} 247f5879c1448cc6aebc51b26d3ec2399d66144f8f4Eric Laurent 24889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 24989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 25089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::start() 25189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 25289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project status_t ret = NO_ERROR; 25389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sp<ClientRecordThread> t = mClientRecordThread; 25489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 25589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGV("start"); 25689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 25789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 25889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t->exitPending()) { 25989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t->requestExitAndWait() == WOULD_BLOCK) { 26089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGE("AudioRecord::start called from thread"); 26189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return WOULD_BLOCK; 26289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 26389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 26489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project t->mLock.lock(); 26589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 26689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 26789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (android_atomic_or(1, &mActive) == 0) { 2686100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent ret = mAudioRecord->start(); 2696100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent if (ret == DEAD_OBJECT) { 2706100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent LOGV("start() dead IAudioRecord: creating a new one"); 2716100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent ret = openRecord(mCblk->sampleRate, mFormat, mChannelCount, 2726100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mFrameCount, mFlags, getInput()); 27334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (ret == NO_ERROR) { 2746100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent ret = mAudioRecord->start(); 2756100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent } 2766100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent } 2776100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent if (ret == NO_ERROR) { 2786100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mNewPosition = mCblk->user + mUpdatePeriod; 2796100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mCblk->bufferTimeoutMs = MAX_RUN_TIMEOUT_MS; 2806100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mCblk->waitTimeMs = 0; 2816100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent if (t != 0) { 2826100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent t->run("ClientRecordThread", THREAD_PRIORITY_AUDIO_CLIENT); 283c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } else { 2846100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent setpriority(PRIO_PROCESS, 0, THREAD_PRIORITY_AUDIO_CLIENT); 285c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent } 2866100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent } else { 2876100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent LOGV("start() failed"); 2886100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent android_atomic_and(~1, &mActive); 28989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 29089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 29189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 29289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 29389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project t->mLock.unlock(); 29489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 29589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 29689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return ret; 29789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 29889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 29989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::stop() 30089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 30189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project sp<ClientRecordThread> t = mClientRecordThread; 30289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 30389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGV("stop"); 30489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 30589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 30689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project t->mLock.lock(); 30789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 30889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 30989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (android_atomic_and(~1, &mActive) == 1) { 3101dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent mCblk->cv.signal(); 31189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mAudioRecord->stop(); 3127d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi // the record head position will reset to 0, so if a marker is set, we need 3137d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi // to activate it again 3147d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = false; 31589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 31689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project t->requestExit(); 31789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else { 31889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project setpriority(PRIO_PROCESS, 0, ANDROID_PRIORITY_NORMAL); 31989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 32089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 32189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 32289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (t != 0) { 32389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project t->mLock.unlock(); 32489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 32589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 32689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 32789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 32889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 32989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioRecord::stopped() const 33089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 33189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return !mActive; 33289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 33389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 334573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurentuint32_t AudioRecord::getSampleRate() 335573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent{ 336573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent return mCblk->sampleRate; 337573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent} 338573266210fb2b2e7d86fbd46d0dfe16763611d91Eric Laurent 33989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::setMarkerPosition(uint32_t marker) 34089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 34189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mCbf == 0) return INVALID_OPERATION; 34289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 34389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mMarkerPosition = marker; 3447d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = false; 34589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 34689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 34789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 34889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 34989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::getMarkerPosition(uint32_t *marker) 35089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 35189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (marker == 0) return BAD_VALUE; 35289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 35389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *marker = mMarkerPosition; 35489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 35589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 35689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 35789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 35889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::setPositionUpdatePeriod(uint32_t updatePeriod) 35989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 36089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mCbf == 0) return INVALID_OPERATION; 36189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 36289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t curPosition; 36389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project getPosition(&curPosition); 36489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition = curPosition + updatePeriod; 36589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mUpdatePeriod = updatePeriod; 36689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 36789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 36889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 36989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 37089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::getPositionUpdatePeriod(uint32_t *updatePeriod) 37189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 37289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (updatePeriod == 0) return BAD_VALUE; 37389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 37489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *updatePeriod = mUpdatePeriod; 37589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 37689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 37789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 37889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 37989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::getPosition(uint32_t *position) 38089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 38189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (position == 0) return BAD_VALUE; 38289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 38389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project *position = mCblk->user; 38489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 38589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 38689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 38789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 38805bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurentunsigned int AudioRecord::getInputFramesLost() 38905bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent{ 39005bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent if (mActive) 39105bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent return AudioSystem::getInputFramesLost(mInput); 39205bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent else 39305bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent return 0; 39405bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent} 39589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 39689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 39789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 39834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurentstatus_t AudioRecord::openRecord( 39934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent uint32_t sampleRate, 40034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent int format, 40134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent int channelCount, 40234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent int frameCount, 4036100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent uint32_t flags, 4046100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent audio_io_handle_t input) 40534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent{ 40634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent status_t status; 40734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent const sp<IAudioFlinger>& audioFlinger = AudioSystem::get_audio_flinger(); 40834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (audioFlinger == 0) { 40934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_INIT; 41034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 41134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 4126100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent sp<IAudioRecord> record = audioFlinger->openRecord(getpid(), input, 41334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent sampleRate, format, 41434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent channelCount, 41534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent frameCount, 41634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent ((uint16_t)flags) << 16, 41734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent &status); 41834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (record == 0) { 41934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent LOGE("AudioFlinger could not create record track, status: %d", status); 42034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return status; 42134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 42234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent sp<IMemory> cblk = record->getCblk(); 42334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (cblk == 0) { 42434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent LOGE("Could not get control block"); 42534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_INIT; 42634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 42734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mAudioRecord.clear(); 42834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mAudioRecord = record; 42934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblkMemory.clear(); 43034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblkMemory = cblk; 43134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblk = static_cast<audio_track_cblk_t*>(cblk->pointer()); 43234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblk->buffers = (char*)mCblk + sizeof(audio_track_cblk_t); 43334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent mCblk->out = 0; 4346100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mCblk->bufferTimeoutMs = MAX_RUN_TIMEOUT_MS; 4356100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mCblk->waitTimeMs = 0; 43634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return NO_ERROR; 43734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent} 43834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 43989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t AudioRecord::obtainBuffer(Buffer* audioBuffer, int32_t waitCount) 44089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 44189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int active; 44289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project status_t result; 44389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audio_track_cblk_t* cblk = mCblk; 44489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t framesReq = audioBuffer->frameCount; 4451dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent uint32_t waitTimeMs = (waitCount < 0) ? cblk->bufferTimeoutMs : WAIT_PERIOD_MS; 44689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 44789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->frameCount = 0; 44889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->size = 0; 44989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 45089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t framesReady = cblk->framesReady(); 45189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 45289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (framesReady == 0) { 45334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.lock(); 45489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project goto start_loop_here; 45589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project while (framesReady == 0) { 45689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project active = mActive; 45734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (UNLIKELY(!active)) { 45834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 45989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_MORE_BUFFERS; 46034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 46134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (UNLIKELY(!waitCount)) { 46234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 46389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return WOULD_BLOCK; 46434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 4651dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent result = cblk->cv.waitRelative(cblk->lock, milliseconds(waitTimeMs)); 46689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (__builtin_expect(result!=NO_ERROR, false)) { 4671dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent cblk->waitTimeMs += waitTimeMs; 46889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (cblk->waitTimeMs >= cblk->bufferTimeoutMs) { 46989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGW( "obtainBuffer timed out (is the CPU pegged?) " 47089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project "user=%08x, server=%08x", cblk->user, cblk->server); 47134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 47234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent result = mAudioRecord->start(); 47334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (result == DEAD_OBJECT) { 47434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent LOGW("obtainBuffer() dead IAudioRecord: creating a new one"); 47534f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent result = openRecord(cblk->sampleRate, mFormat, mChannelCount, 4766100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mFrameCount, mFlags, getInput()); 47734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (result == NO_ERROR) { 47834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk = mCblk; 4796100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mAudioRecord->start(); 48034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 48134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 48234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.lock(); 48389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project cblk->waitTimeMs = 0; 48489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 48589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (--waitCount == 0) { 48634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 48789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return TIMED_OUT; 48889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 48989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 49089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // read the server count again 49189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project start_loop_here: 49289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project framesReady = cblk->framesReady(); 49389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 49434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent cblk->lock.unlock(); 49589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 49689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 49789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project cblk->waitTimeMs = 0; 498c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 49989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (framesReq > framesReady) { 50089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project framesReq = framesReady; 50189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 50289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 50389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t u = cblk->user; 50489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t bufferEnd = cblk->userBase + cblk->frameCount; 50589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 50689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (u + framesReq > bufferEnd) { 50789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project framesReq = bufferEnd - u; 50889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 50989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 51089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->flags = 0; 51189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->channelCount= mChannelCount; 51289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->format = mFormat; 51389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->frameCount = framesReq; 514c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent audioBuffer->size = framesReq*cblk->frameSize; 51589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer->raw = (int8_t*)cblk->buffer(u); 51689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project active = mActive; 51789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return active ? status_t(NO_ERROR) : status_t(STOPPED); 51889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 51989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 52089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectvoid AudioRecord::releaseBuffer(Buffer* audioBuffer) 52189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 52289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audio_track_cblk_t* cblk = mCblk; 52389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project cblk->stepUser(audioBuffer->frameCount); 52489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 52589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 5266100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurentaudio_io_handle_t AudioRecord::getInput() 5276100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent{ 52805bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent mInput = AudioSystem::getInput(mInputSource, 5296100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mCblk->sampleRate, 5306100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent mFormat, mChannels, 5316100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent (AudioSystem::audio_in_acoustics)mFlags); 53205bca2fde53bfe3063d2a0a877f2b6bfdd6052cfEric Laurent return mInput; 5336100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent} 5346100d2d60517ff33ed8eb35d0b7ea63cde0831c9Eric Laurent 53589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 53689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 53789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectssize_t AudioRecord::read(void* buffer, size_t userSize) 53889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 53989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project ssize_t read = 0; 54089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Buffer audioBuffer; 54189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project int8_t *dst = static_cast<int8_t*>(buffer); 54289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 54389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (ssize_t(userSize) < 0) { 54489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // sanity-check. user is most-likely passing an error code. 54589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGE("AudioRecord::read(buffer=%p, size=%u (%d)", 54689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project buffer, userSize, userSize); 54789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BAD_VALUE; 54889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 54989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 55089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 55189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project do { 55289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 553c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent audioBuffer.frameCount = userSize/frameSize(); 55489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 55589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Calling obtainBuffer() with a negative wait count causes 55689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // an (almost) infinite wait time. 55789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project status_t err = obtainBuffer(&audioBuffer, -1); 55889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err < 0) { 55989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // out of buffers, return #bytes written 56089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err == status_t(NO_MORE_BUFFERS)) 56189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project break; 56289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return ssize_t(err); 56389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 56489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 56589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t bytesRead = audioBuffer.size; 56689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project memcpy(dst, audioBuffer.i8, bytesRead); 56789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 56889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project dst += bytesRead; 56989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project userSize -= bytesRead; 57089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project read += bytesRead; 57189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 57289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 57389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } while (userSize); 57489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 57589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return read; 57689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 57789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 57889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 57989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 58089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioRecord::processAudioBuffer(const sp<ClientRecordThread>& thread) 58189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 58289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Buffer audioBuffer; 58389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t frames = mRemainingFrames; 58489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t readSize; 58589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 58689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage marker callback 5877d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi if (!mMarkerReached && (mMarkerPosition > 0)) { 58889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mCblk->user >= mMarkerPosition) { 58989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_MARKER, mUserData, (void *)&mMarkerPosition); 5907d563247cdac0509009d579bbf849157d47c38a9Jean-Michel Trivi mMarkerReached = true; 59189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 59289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 59389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 59489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage new position callback 59589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mUpdatePeriod > 0) { 59689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project while (mCblk->user >= mNewPosition) { 59789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_NEW_POS, mUserData, (void *)&mNewPosition); 59889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mNewPosition += mUpdatePeriod; 59989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 60089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 60189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 60289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project do { 60389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer.frameCount = frames; 604c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // Calling obtainBuffer() with a wait count of 1 605c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent // limits wait time to WAIT_PERIOD_MS. This prevents from being 60689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // stuck here not being able to handle timed events (position, markers). 60789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project status_t err = obtainBuffer(&audioBuffer, 1); 60889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err < NO_ERROR) { 60989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err != TIMED_OUT) { 6101dd70b9f04961a06fcb73a97fca10a53b3245d3cEric Laurent LOGE_IF(err != status_t(NO_MORE_BUFFERS), "Error obtaining an audio buffer, giving up."); 61189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return false; 61289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 61389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project break; 61489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 61589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (err == status_t(STOPPED)) return false; 61689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 61789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project size_t reqSize = audioBuffer.size; 61889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_MORE_DATA, mUserData, &audioBuffer); 61989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project readSize = audioBuffer.size; 62089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 62189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Sanity check on returned size 622cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent if (ssize_t(readSize) <= 0) { 623cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // The callback is done filling buffers 624cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // Keep this thread going to handle timed events and 625cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // still try to get more data in intervals of WAIT_PERIOD_MS 626cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent // but don't just loop and block the CPU, so wait 627cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent usleep(WAIT_PERIOD_MS*1000); 628cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent break; 629cd6725a333395ffeac3215ea4bf834a95aaa8defEric Laurent } 63089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (readSize > reqSize) readSize = reqSize; 63189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 63289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project audioBuffer.size = readSize; 633c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent audioBuffer.frameCount = readSize/frameSize(); 63489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project frames -= audioBuffer.frameCount; 63589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 63689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project releaseBuffer(&audioBuffer); 63789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 63889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } while (frames); 63989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 640c2f1f07084818942352c6bbfb36af9b6b330eb4eEric Laurent 64189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project // Manage overrun callback 64289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mActive && (mCblk->framesAvailable_l() == 0)) { 64389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project LOGV("Overrun user: %x, server: %x, flowControlFlag %d", mCblk->user, mCblk->server, mCblk->flowControlFlag); 64489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (mCblk->flowControlFlag == 0) { 64589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCbf(EVENT_OVERRUN, mUserData, 0); 64689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mCblk->flowControlFlag = 1; 64789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 64889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 64989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 65089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project if (frames == 0) { 65189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mRemainingFrames = mNotificationFrames; 65289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } else { 65389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project mRemainingFrames = frames; 65489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 65589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return true; 65689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 65789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 65889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ========================================================================= 65989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 66089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectAudioRecord::ClientRecordThread::ClientRecordThread(AudioRecord& receiver, bool bCanCallJava) 66189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project : Thread(bCanCallJava), mReceiver(receiver) 66289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 66389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 66489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 66589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectbool AudioRecord::ClientRecordThread::threadLoop() 66689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 66789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return mReceiver.processAudioBuffer(this); 66889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 66989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 67089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ------------------------------------------------------------------------- 67189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 67289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project}; // namespace android 67389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 674