android_AudioSfDecoder.h revision 54cad4f35a090a06e655fcc9e072e1d38f9e7689
113837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi/* 213837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * Copyright (C) 2011 The Android Open Source Project 313837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * 413837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * Licensed under the Apache License, Version 2.0 (the "License"); 513837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * you may not use this file except in compliance with the License. 613837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * You may obtain a copy of the License at 713837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * 813837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * http://www.apache.org/licenses/LICENSE-2.0 913837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * 1013837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * Unless required by applicable law or agreed to in writing, software 1113837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * distributed under the License is distributed on an "AS IS" BASIS, 1213837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1313837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * See the License for the specific language governing permissions and 1413837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi * limitations under the License. 1513837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi */ 1613837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 174ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi#include <media/stagefright/DataSource.h> 184ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi#include <media/stagefright/MediaSource.h> 194ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi#include <media/stagefright/FileSource.h> 204ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi#include <media/stagefright/MediaDefs.h> 214ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi#include <media/stagefright/MediaExtractor.h> 224ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi#include <media/stagefright/MetaData.h> 234ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi#include <media/stagefright/OMXClient.h> 244ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi#include <media/stagefright/OMXCodec.h> 254ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi#include "NuCachedSource2.h" 264ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi#include "ThrottledSource.h" 274ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi 284ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi#include "android_GenericPlayer.h" 297f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi#include "OpenSLES_AndroidMetadata.h" 3013837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 3113837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi//-------------------------------------------------------------------------------------------------- 3213837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivinamespace android { 3313837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 347f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi// to keep in sync with the ANDROID_KEY_INDEX_PCMFORMAT_* constants in android_AudioSfDecoder.cpp 357f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivistatic const char* const kPcmDecodeMetadataKeys[] = { 367f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ANDROID_KEY_PCMFORMAT_NUMCHANNELS, ANDROID_KEY_PCMFORMAT_SAMPLESPERSEC, 377f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ANDROID_KEY_PCMFORMAT_BITSPERSAMPLE, ANDROID_KEY_PCMFORMAT_CONTAINERSIZE, 387f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ANDROID_KEY_PCMFORMAT_CHANNELMASK, ANDROID_KEY_PCMFORMAT_ENDIANNESS }; 397f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi#define NB_PCMMETADATA_KEYS (sizeof(kPcmDecodeMetadataKeys)/sizeof(kPcmDecodeMetadataKeys[0])) 407f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi 4113837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Triviclass AudioSfDecoder : public GenericPlayer 4213837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi{ 4313837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivipublic: 4413837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 4513837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi AudioSfDecoder(const AudioPlayback_Parameters* params); 4613837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual ~AudioSfDecoder(); 4713837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 48e6ded5c61944a87fa9e472dec3a6929855d42aebJean-Michel Trivi virtual void preDestroy(); 49e6ded5c61944a87fa9e472dec3a6929855d42aebJean-Michel Trivi 5013837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi // overridden from GenericPlayer 5113837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void play(); 5213837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 5313837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi void startPrefetch_async(); 5413837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 557f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi uint32_t getPcmFormatKeyCount(); 567f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi bool getPcmFormatKeySize(uint32_t index, uint32_t* pKeySize); 577f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi bool getPcmFormatKeyName(uint32_t index, uint32_t keySize, char* keyName); 587f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi bool getPcmFormatValueSize(uint32_t index, uint32_t* pValueSize); 597f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi bool getPcmFormatKeyValue(uint32_t index, uint32_t size, uint32_t* pValue); 607f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi 6113837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Triviprotected: 6213837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 6313837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi enum { 647f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi kWhatDecode = 'deco', 657f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi kWhatRender = 'rend', 6654cad4f35a090a06e655fcc9e072e1d38f9e7689Jean-Michel Trivi kWhatCheckCache = 'cach' 6713837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi }; 6813837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 6913837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi // Async event handlers (called from the AudioSfDecoder's event loop) 7013837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi void onDecode(); 7113837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi void onCheckCache(const sp<AMessage> &msg); 7213837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void onRender(); 7313837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 7413837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi // Async event handlers (called from GenericPlayer's event loop) 7513837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void onPrepare(); 7613837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void onPlay(); 7713837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void onPause(); 7813837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void onSeek(const sp<AMessage> &msg); 7913837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void onLoop(const sp<AMessage> &msg); 8013837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 8113837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi // overridden from GenericPlayer 8213837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void onNotify(const sp<AMessage> &msg); 8313837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void onMessageReceived(const sp<AMessage> &msg); 8413837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 8513837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi // to be implemented by subclasses of AudioSfDecoder to do something with the audio samples 8654cad4f35a090a06e655fcc9e072e1d38f9e7689Jean-Michel Trivi // (called from GenericPlayer's event loop) 8713837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void createAudioSink() = 0; 8854cad4f35a090a06e655fcc9e072e1d38f9e7689Jean-Michel Trivi virtual void updateAudioSink() = 0; // called with mBufferSourceLock held 8913837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void startAudioSink() = 0; 9013837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi virtual void pauseAudioSink() = 0; 9113837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 92e6ded5c61944a87fa9e472dec3a6929855d42aebJean-Michel Trivi sp<DataSource> mDataSource; // where the raw data comes from 93e6ded5c61944a87fa9e472dec3a6929855d42aebJean-Michel Trivi sp<MediaSource> mAudioSource;// the decoder reading from the data source 94e6ded5c61944a87fa9e472dec3a6929855d42aebJean-Michel Trivi // used to indicate mAudioSource was successfully started, but wasn't stopped 95e6ded5c61944a87fa9e472dec3a6929855d42aebJean-Michel Trivi bool mAudioSourceStarted; 9613837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 9713837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi // negative values indicate invalid value 9813837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi int64_t mBitrate; // in bits/sec 997f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi uint32_t mChannelMask; 10013837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi int64_t mDurationUsec; 10113837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 10213837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi // buffer passed from decoder to renderer 10313837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi MediaBuffer *mDecodeBuffer; 104e6ded5c61944a87fa9e472dec3a6929855d42aebJean-Michel Trivi 105e6ded5c61944a87fa9e472dec3a6929855d42aebJean-Michel Trivi // mutex used to protect the decode buffer, the audio source and its running state 106e6ded5c61944a87fa9e472dec3a6929855d42aebJean-Michel Trivi Mutex mBufferSourceLock; 10713837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 10813837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Triviprivate: 10913837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 11013837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi void notifyPrepared(status_t prepareRes); 11113837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 11213837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi int64_t mTimeDelta; 11313837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi int64_t mSeekTimeMsec; 11413837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi int64_t mLastDecodedPositionUs; 11513837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 11613837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi // mutex used for seek flag and seek time read/write 11713837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi Mutex mSeekLock; 11813837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 1197f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi // informations that can be retrieved in the PCM format queries 1207f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi // these values are only written in the event loop 1217f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi uint32_t mPcmFormatKeyCount; 1227f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi uint32_t mPcmFormatValues[NB_PCMMETADATA_KEYS]; 12354cad4f35a090a06e655fcc9e072e1d38f9e7689Jean-Michel Trivi // protects mPcmFormatKeyCount and mPcmFormatValues 12454cad4f35a090a06e655fcc9e072e1d38f9e7689Jean-Michel Trivi Mutex mPcmFormatLock; 1257f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi 12613837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi bool wantPrefetch(); 1274ee246c55533bdab8ab5fa0f0581744fe58e7c91Jean-Michel Trivi CacheStatus_t getCacheRemaining(bool *eos); 12813837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi int64_t getPositionUsec(); 12913837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 13054cad4f35a090a06e655fcc9e072e1d38f9e7689Jean-Michel Trivi // convenience function to update internal state when decoding parameters have changed, 13154cad4f35a090a06e655fcc9e072e1d38f9e7689Jean-Michel Trivi // called with a lock on mBufferSourceLock 13254cad4f35a090a06e655fcc9e072e1d38f9e7689Jean-Michel Trivi void hasNewDecodeParams(); 13354cad4f35a090a06e655fcc9e072e1d38f9e7689Jean-Michel Trivi 13413837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Triviprivate: 13513837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi DISALLOW_EVIL_CONSTRUCTORS(AudioSfDecoder); 13613837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 13713837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi}; 13813837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi 13913837cf3f7be0eb8b1a9552bd99a89f98c987720Jean-Michel Trivi} // namespace android 140