1 /* 2 * Copyright (C) 2009 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef AWESOME_PLAYER_H_ 18 19 #define AWESOME_PLAYER_H_ 20 21 #include "HTTPBase.h" 22 #include "TimedEventQueue.h" 23 24 #include <media/MediaPlayerInterface.h> 25 #include <media/stagefright/DataSource.h> 26 #include <media/stagefright/OMXClient.h> 27 #include <media/stagefright/TimeSource.h> 28 #include <utils/threads.h> 29 #include <drm/DrmManagerClient.h> 30 31 namespace android { 32 33 struct AudioPlayer; 34 struct DataSource; 35 struct MediaBuffer; 36 struct MediaExtractor; 37 struct MediaSource; 38 struct NuCachedSource2; 39 struct ISurfaceTexture; 40 41 class DrmManagerClinet; 42 class DecryptHandle; 43 44 class TimedTextDriver; 45 struct WVMExtractor; 46 47 struct AwesomeRenderer : public RefBase { 48 AwesomeRenderer() {} 49 50 virtual void render(MediaBuffer *buffer) = 0; 51 52 private: 53 AwesomeRenderer(const AwesomeRenderer &); 54 AwesomeRenderer &operator=(const AwesomeRenderer &); 55 }; 56 57 struct AwesomePlayer { 58 AwesomePlayer(); 59 ~AwesomePlayer(); 60 61 void setListener(const wp<MediaPlayerBase> &listener); 62 void setUID(uid_t uid); 63 64 status_t setDataSource( 65 const char *uri, 66 const KeyedVector<String8, String8> *headers = NULL); 67 68 status_t setDataSource(int fd, int64_t offset, int64_t length); 69 70 status_t setDataSource(const sp<IStreamSource> &source); 71 72 void reset(); 73 74 status_t prepare(); 75 status_t prepare_l(); 76 status_t prepareAsync(); 77 status_t prepareAsync_l(); 78 79 status_t play(); 80 status_t pause(); 81 82 bool isPlaying() const; 83 84 status_t setSurfaceTexture(const sp<ISurfaceTexture> &surfaceTexture); 85 void setAudioSink(const sp<MediaPlayerBase::AudioSink> &audioSink); 86 status_t setLooping(bool shouldLoop); 87 88 status_t getDuration(int64_t *durationUs); 89 status_t getPosition(int64_t *positionUs); 90 91 status_t setParameter(int key, const Parcel &request); 92 status_t getParameter(int key, Parcel *reply); 93 status_t invoke(const Parcel &request, Parcel *reply); 94 status_t setCacheStatCollectFreq(const Parcel &request); 95 96 status_t seekTo(int64_t timeUs); 97 98 // This is a mask of MediaExtractor::Flags. 99 uint32_t flags() const; 100 101 void postAudioEOS(int64_t delayUs = 0ll); 102 void postAudioSeekComplete(); 103 104 status_t dump(int fd, const Vector<String16> &args) const; 105 106 private: 107 friend struct AwesomeEvent; 108 friend struct PreviewPlayer; 109 110 enum { 111 PLAYING = 0x01, 112 LOOPING = 0x02, 113 FIRST_FRAME = 0x04, 114 PREPARING = 0x08, 115 PREPARED = 0x10, 116 AT_EOS = 0x20, 117 PREPARE_CANCELLED = 0x40, 118 CACHE_UNDERRUN = 0x80, 119 AUDIO_AT_EOS = 0x0100, 120 VIDEO_AT_EOS = 0x0200, 121 AUTO_LOOPING = 0x0400, 122 123 // We are basically done preparing but are currently buffering 124 // sufficient data to begin playback and finish the preparation phase 125 // for good. 126 PREPARING_CONNECTED = 0x0800, 127 128 // We're triggering a single video event to display the first frame 129 // after the seekpoint. 130 SEEK_PREVIEW = 0x1000, 131 132 AUDIO_RUNNING = 0x2000, 133 AUDIOPLAYER_STARTED = 0x4000, 134 135 INCOGNITO = 0x8000, 136 137 TEXT_RUNNING = 0x10000, 138 TEXTPLAYER_INITIALIZED = 0x20000, 139 140 SLOW_DECODER_HACK = 0x40000, 141 }; 142 143 mutable Mutex mLock; 144 Mutex mMiscStateLock; 145 mutable Mutex mStatsLock; 146 Mutex mAudioLock; 147 148 OMXClient mClient; 149 TimedEventQueue mQueue; 150 bool mQueueStarted; 151 wp<MediaPlayerBase> mListener; 152 bool mUIDValid; 153 uid_t mUID; 154 155 sp<ANativeWindow> mNativeWindow; 156 sp<MediaPlayerBase::AudioSink> mAudioSink; 157 158 SystemTimeSource mSystemTimeSource; 159 TimeSource *mTimeSource; 160 161 String8 mUri; 162 KeyedVector<String8, String8> mUriHeaders; 163 164 sp<DataSource> mFileSource; 165 166 sp<MediaSource> mVideoTrack; 167 sp<MediaSource> mVideoSource; 168 sp<AwesomeRenderer> mVideoRenderer; 169 bool mVideoRendererIsPreview; 170 171 ssize_t mActiveAudioTrackIndex; 172 sp<MediaSource> mAudioTrack; 173 sp<MediaSource> mAudioSource; 174 AudioPlayer *mAudioPlayer; 175 int64_t mDurationUs; 176 177 int32_t mDisplayWidth; 178 int32_t mDisplayHeight; 179 int32_t mVideoScalingMode; 180 181 uint32_t mFlags; 182 uint32_t mExtractorFlags; 183 uint32_t mSinceLastDropped; 184 185 int64_t mTimeSourceDeltaUs; 186 int64_t mVideoTimeUs; 187 188 enum SeekType { 189 NO_SEEK, 190 SEEK, 191 SEEK_VIDEO_ONLY 192 }; 193 SeekType mSeeking; 194 195 bool mSeekNotificationSent; 196 int64_t mSeekTimeUs; 197 198 int64_t mBitrate; // total bitrate of the file (in bps) or -1 if unknown. 199 200 bool mWatchForAudioSeekComplete; 201 bool mWatchForAudioEOS; 202 203 sp<TimedEventQueue::Event> mVideoEvent; 204 bool mVideoEventPending; 205 sp<TimedEventQueue::Event> mStreamDoneEvent; 206 bool mStreamDoneEventPending; 207 sp<TimedEventQueue::Event> mBufferingEvent; 208 bool mBufferingEventPending; 209 sp<TimedEventQueue::Event> mCheckAudioStatusEvent; 210 bool mAudioStatusEventPending; 211 sp<TimedEventQueue::Event> mVideoLagEvent; 212 bool mVideoLagEventPending; 213 214 sp<TimedEventQueue::Event> mAsyncPrepareEvent; 215 Condition mPreparedCondition; 216 bool mIsAsyncPrepare; 217 status_t mPrepareResult; 218 status_t mStreamDoneStatus; 219 220 void postVideoEvent_l(int64_t delayUs = -1); 221 void postBufferingEvent_l(); 222 void postStreamDoneEvent_l(status_t status); 223 void postCheckAudioStatusEvent(int64_t delayUs); 224 void postVideoLagEvent_l(); 225 status_t play_l(); 226 227 MediaBuffer *mVideoBuffer; 228 229 sp<HTTPBase> mConnectingDataSource; 230 sp<NuCachedSource2> mCachedSource; 231 232 DrmManagerClient *mDrmManagerClient; 233 sp<DecryptHandle> mDecryptHandle; 234 235 int64_t mLastVideoTimeUs; 236 TimedTextDriver *mTextDriver; 237 238 sp<WVMExtractor> mWVMExtractor; 239 sp<MediaExtractor> mExtractor; 240 241 status_t setDataSource_l( 242 const char *uri, 243 const KeyedVector<String8, String8> *headers = NULL); 244 245 status_t setDataSource_l(const sp<DataSource> &dataSource); 246 status_t setDataSource_l(const sp<MediaExtractor> &extractor); 247 void reset_l(); 248 status_t seekTo_l(int64_t timeUs); 249 status_t pause_l(bool at_eos = false); 250 void initRenderer_l(); 251 void notifyVideoSize_l(); 252 void seekAudioIfNecessary_l(); 253 254 void cancelPlayerEvents(bool keepNotifications = false); 255 256 void setAudioSource(sp<MediaSource> source); 257 status_t initAudioDecoder(); 258 259 void setVideoSource(sp<MediaSource> source); 260 status_t initVideoDecoder(uint32_t flags = 0); 261 262 void addTextSource_l(size_t trackIndex, const sp<MediaSource>& source); 263 264 void onStreamDone(); 265 266 void notifyListener_l(int msg, int ext1 = 0, int ext2 = 0); 267 268 void onVideoEvent(); 269 void onBufferingUpdate(); 270 void onCheckAudioStatus(); 271 void onPrepareAsyncEvent(); 272 void abortPrepare(status_t err); 273 void finishAsyncPrepare_l(); 274 void onVideoLagUpdate(); 275 276 bool getCachedDuration_l(int64_t *durationUs, bool *eos); 277 278 status_t finishSetDataSource_l(); 279 280 static bool ContinuePreparation(void *cookie); 281 282 bool getBitrate(int64_t *bitrate); 283 284 void finishSeekIfNecessary(int64_t videoTimeUs); 285 void ensureCacheIsFetching_l(); 286 287 status_t startAudioPlayer_l(bool sendErrorNotification = true); 288 289 void shutdownVideoDecoder_l(); 290 status_t setNativeWindow_l(const sp<ANativeWindow> &native); 291 292 bool isStreamingHTTP() const; 293 void sendCacheStats(); 294 void checkDrmStatus(const sp<DataSource>& dataSource); 295 296 enum FlagMode { 297 SET, 298 CLEAR, 299 ASSIGN 300 }; 301 void modifyFlags(unsigned value, FlagMode mode); 302 303 struct TrackStat { 304 String8 mMIME; 305 String8 mDecoderName; 306 }; 307 308 // protected by mStatsLock 309 struct Stats { 310 int mFd; 311 String8 mURI; 312 int64_t mBitrate; 313 314 // FIXME: 315 // These two indices are just 0 or 1 for now 316 // They are not representing the actual track 317 // indices in the stream. 318 ssize_t mAudioTrackIndex; 319 ssize_t mVideoTrackIndex; 320 321 int64_t mNumVideoFramesDecoded; 322 int64_t mNumVideoFramesDropped; 323 int32_t mVideoWidth; 324 int32_t mVideoHeight; 325 uint32_t mFlags; 326 Vector<TrackStat> mTracks; 327 } mStats; 328 329 status_t setVideoScalingMode(int32_t mode); 330 status_t setVideoScalingMode_l(int32_t mode); 331 status_t getTrackInfo(Parcel* reply) const; 332 333 status_t selectAudioTrack_l(const sp<MediaSource>& source, size_t trackIndex); 334 335 // when select is true, the given track is selected. 336 // otherwise, the given track is unselected. 337 status_t selectTrack(size_t trackIndex, bool select); 338 339 size_t countTracks() const; 340 341 AwesomePlayer(const AwesomePlayer &); 342 AwesomePlayer &operator=(const AwesomePlayer &); 343 }; 344 345 } // namespace android 346 347 #endif // AWESOME_PLAYER_H_ 348