MediaPlayerService.h revision b7319a7eb0a06ef4fd3a0c9157ee63e637ad7aa1
1231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn/* 2231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** 3231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** Copyright 2008, The Android Open Source Project 4231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** 5231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** Licensed under the Apache License, Version 2.0 (the "License"); 6231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** you may not use this file except in compliance with the License. 7231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** You may obtain a copy of the License at 8231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** 9231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** http://www.apache.org/licenses/LICENSE-2.0 10231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** 11231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** Unless required by applicable law or agreed to in writing, software 12231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** distributed under the License is distributed on an "AS IS" BASIS, 13231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** See the License for the specific language governing permissions and 15231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn** limitations under the License. 16231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn*/ 17231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 18231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#ifndef ANDROID_MEDIAPLAYERSERVICE_H 19231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#define ANDROID_MEDIAPLAYERSERVICE_H 20231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 21231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#include <arpa/inet.h> 22231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 23231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#include <utils/Log.h> 24231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#include <utils/threads.h> 25231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#include <utils/List.h> 26231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#include <utils/Errors.h> 27231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#include <utils/KeyedVector.h> 28231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#include <utils/String8.h> 29231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#include <utils/Vector.h> 30231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 31763631cd247e21b167063023e7dd1395e05ebbf6Jeff Brown#include <media/IMediaPlayerService.h> 32763631cd247e21b167063023e7dd1395e05ebbf6Jeff Brown#include <media/MediaPlayerInterface.h> 33763631cd247e21b167063023e7dd1395e05ebbf6Jeff Brown#include <media/Metadata.h> 34763631cd247e21b167063023e7dd1395e05ebbf6Jeff Brown#include <media/stagefright/foundation/ABase.h> 35763631cd247e21b167063023e7dd1395e05ebbf6Jeff Brown 36763631cd247e21b167063023e7dd1395e05ebbf6Jeff Brown#include <system/audio.h> 37763631cd247e21b167063023e7dd1395e05ebbf6Jeff Brown 38763631cd247e21b167063023e7dd1395e05ebbf6Jeff Brownnamespace android { 39763631cd247e21b167063023e7dd1395e05ebbf6Jeff Brown 40763631cd247e21b167063023e7dd1395e05ebbf6Jeff Brownclass AudioTrack; 41763631cd247e21b167063023e7dd1395e05ebbf6Jeff Brownclass IMediaRecorder; 42231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackbornclass IMediaMetadataRetriever; 430068d3dcf1f1a804554a1a09e3b173ac12651786Dianne Hackbornclass IOMX; 44231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackbornclass IRemoteDisplay; 45231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackbornclass IRemoteDisplayClient; 46231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackbornclass MediaRecorderClient; 47231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 48231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#define CALLBACK_ANTAGONIZER 0 49231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#if CALLBACK_ANTAGONIZER 50231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackbornclass Antagonizer { 51231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackbornpublic: 52231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn Antagonizer(notify_callback_f cb, void* client); 53231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void start() { mActive = true; } 54231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void stop() { mActive = false; } 55231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void kill(); 56231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackbornprivate: 57231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn static const int interval; 58231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn Antagonizer(); 591afd1c90ebe789b8d3a137004127a50d2db7e3b5Dianne Hackborn static int callbackThread(void* cookie); 60231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn Mutex mLock; 61231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn Condition mCondition; 62231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn bool mExit; 63231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn bool mActive; 641afd1c90ebe789b8d3a137004127a50d2db7e3b5Dianne Hackborn void* mClient; 651afd1c90ebe789b8d3a137004127a50d2db7e3b5Dianne Hackborn notify_callback_f mCb; 66231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn}; 67231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn#endif 68231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 69231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackbornclass MediaPlayerService : public BnMediaPlayerService 70231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn{ 71231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn class Client; 72231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 73231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn class AudioOutput : public MediaPlayerBase::AudioSink 74231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn { 75231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn class CallbackData; 76231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 77231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn public: 78231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn AudioOutput(int sessionId); 79231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual ~AudioOutput(); 80231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 81231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual bool ready() const { return mTrack != NULL; } 82231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual bool realtime() const { return true; } 83231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual ssize_t bufferSize() const; 84231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual ssize_t frameCount() const; 85231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual ssize_t channelCount() const; 86231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual ssize_t frameSize() const; 87231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual uint32_t latency() const; 88231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual float msecsPerFrame() const; 89231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual status_t getPosition(uint32_t *position) const; 90231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual status_t getFramesWritten(uint32_t *frameswritten) const; 918bdf5935c0db4a66ab33a10b43398d2523cfa15dDianne Hackborn virtual int getSessionId() const; 92231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 93231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual status_t open( 94231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn uint32_t sampleRate, int channelCount, audio_channel_mask_t channelMask, 95231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn audio_format_t format, int bufferCount, 96231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn AudioCallback cb, void *cookie, 97231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn audio_output_flags_t flags = AUDIO_OUTPUT_FLAG_NONE); 98231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 99231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual void start(); 100231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual ssize_t write(const void* buffer, size_t size); 101231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual void stop(); 102231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual void flush(); 1038bdf5935c0db4a66ab33a10b43398d2523cfa15dDianne Hackborn virtual void pause(); 104231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual void close(); 105231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void setAudioStreamType(audio_stream_type_t streamType) { mStreamType = streamType; } 106231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void setVolume(float left, float right); 107231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual status_t setPlaybackRatePermille(int32_t ratePermille); 108231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn status_t setAuxEffectSendLevel(float level); 109231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn status_t attachAuxEffect(int effectId); 110231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual status_t dump(int fd, const Vector<String16>& args) const; 111231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 112231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn static bool isOnEmulator(); 113231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn static int getMinBufferCount(); 114231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void setNextOutput(const sp<AudioOutput>& nextOutput); 115231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void switchToNextOutput(); 116231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn virtual bool needsTrailingPadding() { return mNextOutput == NULL; } 117231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 118231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn private: 119231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn static void setMinBufferCount(); 120231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn static void CallbackWrapper( 121231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn int event, void *me, void *info); 122231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 123231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn AudioTrack* mTrack; 124231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn AudioTrack* mRecycledTrack; 1258bdf5935c0db4a66ab33a10b43398d2523cfa15dDianne Hackborn sp<AudioOutput> mNextOutput; 126231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn AudioCallback mCallback; 127231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void * mCallbackCookie; 128231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn CallbackData * mCallbackData; 129231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn uint64_t mBytesWritten; 130231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn audio_stream_type_t mStreamType; 131231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn float mLeftVolume; 1320068d3dcf1f1a804554a1a09e3b173ac12651786Dianne Hackborn float mRightVolume; 1330068d3dcf1f1a804554a1a09e3b173ac12651786Dianne Hackborn int32_t mPlaybackRatePermille; 1340068d3dcf1f1a804554a1a09e3b173ac12651786Dianne Hackborn uint32_t mSampleRateHz; // sample rate of the content, as set in open() 1350068d3dcf1f1a804554a1a09e3b173ac12651786Dianne Hackborn float mMsecsPerFrame; 1360068d3dcf1f1a804554a1a09e3b173ac12651786Dianne Hackborn int mSessionId; 1370068d3dcf1f1a804554a1a09e3b173ac12651786Dianne Hackborn float mSendLevel; 1380068d3dcf1f1a804554a1a09e3b173ac12651786Dianne Hackborn int mAuxEffectId; 1390068d3dcf1f1a804554a1a09e3b173ac12651786Dianne Hackborn static bool mIsOnEmulator; 1400068d3dcf1f1a804554a1a09e3b173ac12651786Dianne Hackborn static int mMinBufferCount; // 12 for emulator; otherwise 4 1410068d3dcf1f1a804554a1a09e3b173ac12651786Dianne Hackborn audio_output_flags_t mFlags; 142231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 143231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn // CallbackData is what is passed to the AudioTrack as the "user" data. 144231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn // We need to be able to target this to a different Output on the fly, 145231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn // so we can't use the Output itself for this. 146231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn class CallbackData { 147231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn public: 148231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn CallbackData(AudioOutput *cookie) { 149231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn mData = cookie; 150231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn mSwitching = false; 151231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn } 152231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn AudioOutput * getOutput() { return mData;} 153231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void setOutput(AudioOutput* newcookie) { mData = newcookie; } 154231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn // lock/unlock are used by the callback before accessing the payload of this object 155231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void lock() { mLock.lock(); } 156231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void unlock() { mLock.unlock(); } 157231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn // beginTrackSwitch/endTrackSwitch are used when this object is being handed over 158231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn // to the next sink. 159231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void beginTrackSwitch() { mLock.lock(); mSwitching = true; } 160231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn void endTrackSwitch() { 161231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn if (mSwitching) { 162231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn mLock.unlock(); 163231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn } 164231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn mSwitching = false; 165231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn } 166231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn private: 167231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn AudioOutput * mData; 168231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn mutable Mutex mLock; 169231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn bool mSwitching; 170231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn DISALLOW_EVIL_CONSTRUCTORS(CallbackData); 171231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn }; 172231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 173231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn }; // AudioOutput 174231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 175231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn 176231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn class AudioCache : public MediaPlayerBase::AudioSink 177231cc608d06ffc31c24bf8aa8c8275bdd2636581Dianne Hackborn { 178 public: 179 AudioCache(const char* name); 180 virtual ~AudioCache() {} 181 182 virtual bool ready() const { return (mChannelCount > 0) && (mHeap->getHeapID() > 0); } 183 virtual bool realtime() const { return false; } 184 virtual ssize_t bufferSize() const { return frameSize() * mFrameCount; } 185 virtual ssize_t frameCount() const { return mFrameCount; } 186 virtual ssize_t channelCount() const { return (ssize_t)mChannelCount; } 187 virtual ssize_t frameSize() const { return ssize_t(mChannelCount * ((mFormat == AUDIO_FORMAT_PCM_16_BIT)?sizeof(int16_t):sizeof(u_int8_t))); } 188 virtual uint32_t latency() const; 189 virtual float msecsPerFrame() const; 190 virtual status_t getPosition(uint32_t *position) const; 191 virtual status_t getFramesWritten(uint32_t *frameswritten) const; 192 virtual int getSessionId() const; 193 194 virtual status_t open( 195 uint32_t sampleRate, int channelCount, audio_channel_mask_t channelMask, 196 audio_format_t format, int bufferCount = 1, 197 AudioCallback cb = NULL, void *cookie = NULL, 198 audio_output_flags_t flags = AUDIO_OUTPUT_FLAG_NONE); 199 200 virtual void start(); 201 virtual ssize_t write(const void* buffer, size_t size); 202 virtual void stop(); 203 virtual void flush() {} 204 virtual void pause() {} 205 virtual void close() {} 206 void setAudioStreamType(audio_stream_type_t streamType) {} 207 void setVolume(float left, float right) {} 208 virtual status_t setPlaybackRatePermille(int32_t ratePermille) { return INVALID_OPERATION; } 209 uint32_t sampleRate() const { return mSampleRate; } 210 audio_format_t format() const { return mFormat; } 211 size_t size() const { return mSize; } 212 status_t wait(); 213 214 sp<IMemoryHeap> getHeap() const { return mHeap; } 215 216 static void notify(void* cookie, int msg, 217 int ext1, int ext2, const Parcel *obj); 218 virtual status_t dump(int fd, const Vector<String16>& args) const; 219 220 private: 221 AudioCache(); 222 223 Mutex mLock; 224 Condition mSignal; 225 sp<MemoryHeapBase> mHeap; 226 float mMsecsPerFrame; 227 uint16_t mChannelCount; 228 audio_format_t mFormat; 229 ssize_t mFrameCount; 230 uint32_t mSampleRate; 231 uint32_t mSize; 232 int mError; 233 bool mCommandComplete; 234 235 sp<Thread> mCallbackThread; 236 }; // AudioCache 237 238public: 239 static void instantiate(); 240 241 // IMediaPlayerService interface 242 virtual sp<IMediaRecorder> createMediaRecorder(); 243 void removeMediaRecorderClient(wp<MediaRecorderClient> client); 244 virtual sp<IMediaMetadataRetriever> createMetadataRetriever(); 245 246 virtual sp<IMediaPlayer> create(const sp<IMediaPlayerClient>& client, int audioSessionId); 247 248 virtual sp<IMemory> decode(const char* url, uint32_t *pSampleRate, int* pNumChannels, audio_format_t* pFormat); 249 virtual sp<IMemory> decode(int fd, int64_t offset, int64_t length, uint32_t *pSampleRate, int* pNumChannels, audio_format_t* pFormat); 250 virtual sp<IOMX> getOMX(); 251 virtual sp<ICrypto> makeCrypto(); 252 virtual sp<IDrm> makeDrm(); 253 virtual sp<IHDCP> makeHDCP(bool createEncryptionModule); 254 255 virtual sp<IRemoteDisplay> listenForRemoteDisplay(const sp<IRemoteDisplayClient>& client, 256 const String8& iface); 257 virtual status_t dump(int fd, const Vector<String16>& args); 258 259 virtual status_t updateProxyConfig( 260 const char *host, int32_t port, const char *exclusionList); 261 262 void removeClient(wp<Client> client); 263 264 // For battery usage tracking purpose 265 struct BatteryUsageInfo { 266 // how many streams are being played by one UID 267 int refCount; 268 // a temp variable to store the duration(ms) of audio codecs 269 // when we start a audio codec, we minus the system time from audioLastTime 270 // when we pause it, we add the system time back to the audioLastTime 271 // so after the pause, audioLastTime = pause time - start time 272 // if multiple audio streams are played (or recorded), then audioLastTime 273 // = the total playing time of all the streams 274 int32_t audioLastTime; 275 // when all the audio streams are being paused, we assign audioLastTime to 276 // this variable, so this value could be provided to the battery app 277 // in the next pullBatteryData call 278 int32_t audioTotalTime; 279 280 int32_t videoLastTime; 281 int32_t videoTotalTime; 282 }; 283 KeyedVector<int, BatteryUsageInfo> mBatteryData; 284 285 enum { 286 SPEAKER, 287 OTHER_AUDIO_DEVICE, 288 SPEAKER_AND_OTHER, 289 NUM_AUDIO_DEVICES 290 }; 291 292 struct BatteryAudioFlingerUsageInfo { 293 int refCount; // how many audio streams are being played 294 int deviceOn[NUM_AUDIO_DEVICES]; // whether the device is currently used 295 int32_t lastTime[NUM_AUDIO_DEVICES]; // in ms 296 // totalTime[]: total time of audio output devices usage 297 int32_t totalTime[NUM_AUDIO_DEVICES]; // in ms 298 }; 299 300 // This varialble is used to record the usage of audio output device 301 // for battery app 302 BatteryAudioFlingerUsageInfo mBatteryAudio; 303 304 // Collect info of the codec usage from media player and media recorder 305 virtual void addBatteryData(uint32_t params); 306 // API for the Battery app to pull the data of codecs usage 307 virtual status_t pullBatteryData(Parcel* reply); 308private: 309 310 class Client : public BnMediaPlayer { 311 // IMediaPlayer interface 312 virtual void disconnect(); 313 virtual status_t setVideoSurfaceTexture( 314 const sp<IGraphicBufferProducer>& bufferProducer); 315 virtual status_t prepareAsync(); 316 virtual status_t start(); 317 virtual status_t stop(); 318 virtual status_t pause(); 319 virtual status_t isPlaying(bool* state); 320 virtual status_t seekTo(int msec); 321 virtual status_t getCurrentPosition(int* msec); 322 virtual status_t getDuration(int* msec); 323 virtual status_t reset(); 324 virtual status_t setAudioStreamType(audio_stream_type_t type); 325 virtual status_t setLooping(int loop); 326 virtual status_t setVolume(float leftVolume, float rightVolume); 327 virtual status_t invoke(const Parcel& request, Parcel *reply); 328 virtual status_t setMetadataFilter(const Parcel& filter); 329 virtual status_t getMetadata(bool update_only, 330 bool apply_filter, 331 Parcel *reply); 332 virtual status_t setAuxEffectSendLevel(float level); 333 virtual status_t attachAuxEffect(int effectId); 334 virtual status_t setParameter(int key, const Parcel &request); 335 virtual status_t getParameter(int key, Parcel *reply); 336 virtual status_t setRetransmitEndpoint(const struct sockaddr_in* endpoint); 337 virtual status_t getRetransmitEndpoint(struct sockaddr_in* endpoint); 338 virtual status_t setNextPlayer(const sp<IMediaPlayer>& player); 339 340 sp<MediaPlayerBase> createPlayer(player_type playerType); 341 342 virtual status_t setDataSource( 343 const char *url, 344 const KeyedVector<String8, String8> *headers); 345 346 virtual status_t setDataSource(int fd, int64_t offset, int64_t length); 347 348 virtual status_t setDataSource(const sp<IStreamSource> &source); 349 350 sp<MediaPlayerBase> setDataSource_pre(player_type playerType); 351 void setDataSource_post(const sp<MediaPlayerBase>& p, 352 status_t status); 353 354 static void notify(void* cookie, int msg, 355 int ext1, int ext2, const Parcel *obj); 356 357 pid_t pid() const { return mPid; } 358 virtual status_t dump(int fd, const Vector<String16>& args) const; 359 360 int getAudioSessionId() { return mAudioSessionId; } 361 362 private: 363 friend class MediaPlayerService; 364 Client( const sp<MediaPlayerService>& service, 365 pid_t pid, 366 int32_t connId, 367 const sp<IMediaPlayerClient>& client, 368 int audioSessionId, 369 uid_t uid); 370 Client(); 371 virtual ~Client(); 372 373 void deletePlayer(); 374 375 sp<MediaPlayerBase> getPlayer() const { Mutex::Autolock lock(mLock); return mPlayer; } 376 377 378 379 // @param type Of the metadata to be tested. 380 // @return true if the metadata should be dropped according to 381 // the filters. 382 bool shouldDropMetadata(media::Metadata::Type type) const; 383 384 // Add a new element to the set of metadata updated. Noop if 385 // the element exists already. 386 // @param type Of the metadata to be recorded. 387 void addNewMetadataUpdate(media::Metadata::Type type); 388 389 // Disconnect from the currently connected ANativeWindow. 390 void disconnectNativeWindow(); 391 392 mutable Mutex mLock; 393 sp<MediaPlayerBase> mPlayer; 394 sp<MediaPlayerService> mService; 395 sp<IMediaPlayerClient> mClient; 396 sp<AudioOutput> mAudioOutput; 397 pid_t mPid; 398 status_t mStatus; 399 bool mLoop; 400 int32_t mConnId; 401 int mAudioSessionId; 402 uid_t mUID; 403 sp<ANativeWindow> mConnectedWindow; 404 sp<IBinder> mConnectedWindowBinder; 405 struct sockaddr_in mRetransmitEndpoint; 406 bool mRetransmitEndpointValid; 407 sp<Client> mNextClient; 408 409 // Metadata filters. 410 media::Metadata::Filter mMetadataAllow; // protected by mLock 411 media::Metadata::Filter mMetadataDrop; // protected by mLock 412 413 // Metadata updated. For each MEDIA_INFO_METADATA_UPDATE 414 // notification we try to update mMetadataUpdated which is a 415 // set: no duplicate. 416 // getMetadata clears this set. 417 media::Metadata::Filter mMetadataUpdated; // protected by mLock 418 419#if CALLBACK_ANTAGONIZER 420 Antagonizer* mAntagonizer; 421#endif 422 }; // Client 423 424// ---------------------------------------------------------------------------- 425 426 MediaPlayerService(); 427 virtual ~MediaPlayerService(); 428 429 mutable Mutex mLock; 430 SortedVector< wp<Client> > mClients; 431 SortedVector< wp<MediaRecorderClient> > mMediaRecorderClients; 432 int32_t mNextConnId; 433 sp<IOMX> mOMX; 434 sp<ICrypto> mCrypto; 435}; 436 437// ---------------------------------------------------------------------------- 438 439}; // namespace android 440 441#endif // ANDROID_MEDIAPLAYERSERVICE_H 442