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 "NuHTTPDataSource.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 30 namespace android { 31 32 struct AudioPlayer; 33 struct DataSource; 34 struct MediaBuffer; 35 struct MediaExtractor; 36 struct MediaSource; 37 struct NuCachedSource2; 38 39 struct ALooper; 40 struct ARTSPController; 41 struct ARTPSession; 42 struct UDPPusher; 43 44 struct AwesomeRenderer : public RefBase { 45 AwesomeRenderer() {} 46 47 virtual void render(MediaBuffer *buffer) = 0; 48 49 private: 50 AwesomeRenderer(const AwesomeRenderer &); 51 AwesomeRenderer &operator=(const AwesomeRenderer &); 52 }; 53 54 struct AwesomePlayer { 55 AwesomePlayer(); 56 ~AwesomePlayer(); 57 58 void setListener(const wp<MediaPlayerBase> &listener); 59 60 status_t setDataSource( 61 const char *uri, 62 const KeyedVector<String8, String8> *headers = NULL); 63 64 status_t setDataSource(int fd, int64_t offset, int64_t length); 65 66 void reset(); 67 68 status_t prepare(); 69 status_t prepare_l(); 70 status_t prepareAsync(); 71 status_t prepareAsync_l(); 72 73 status_t play(); 74 status_t pause(); 75 76 bool isPlaying() const; 77 78 void setISurface(const sp<ISurface> &isurface); 79 void setAudioSink(const sp<MediaPlayerBase::AudioSink> &audioSink); 80 status_t setLooping(bool shouldLoop); 81 82 status_t getDuration(int64_t *durationUs); 83 status_t getPosition(int64_t *positionUs); 84 85 status_t seekTo(int64_t timeUs); 86 87 status_t getVideoDimensions(int32_t *width, int32_t *height) const; 88 89 status_t suspend(); 90 status_t resume(); 91 92 // This is a mask of MediaExtractor::Flags. 93 uint32_t flags() const; 94 95 void postAudioEOS(); 96 void postAudioSeekComplete(); 97 98 private: 99 friend struct AwesomeEvent; 100 101 enum { 102 PLAYING = 1, 103 LOOPING = 2, 104 FIRST_FRAME = 4, 105 PREPARING = 8, 106 PREPARED = 16, 107 AT_EOS = 32, 108 PREPARE_CANCELLED = 64, 109 CACHE_UNDERRUN = 128, 110 AUDIO_AT_EOS = 256, 111 VIDEO_AT_EOS = 512, 112 AUTO_LOOPING = 1024, 113 }; 114 115 mutable Mutex mLock; 116 Mutex mMiscStateLock; 117 118 OMXClient mClient; 119 TimedEventQueue mQueue; 120 bool mQueueStarted; 121 wp<MediaPlayerBase> mListener; 122 123 sp<ISurface> mISurface; 124 sp<MediaPlayerBase::AudioSink> mAudioSink; 125 126 SystemTimeSource mSystemTimeSource; 127 TimeSource *mTimeSource; 128 129 String8 mUri; 130 KeyedVector<String8, String8> mUriHeaders; 131 132 sp<DataSource> mFileSource; 133 134 sp<MediaSource> mVideoTrack; 135 sp<MediaSource> mVideoSource; 136 sp<AwesomeRenderer> mVideoRenderer; 137 bool mVideoRendererIsPreview; 138 139 sp<MediaSource> mAudioTrack; 140 sp<MediaSource> mAudioSource; 141 AudioPlayer *mAudioPlayer; 142 int64_t mDurationUs; 143 144 uint32_t mFlags; 145 uint32_t mExtractorFlags; 146 147 int32_t mVideoWidth, mVideoHeight; 148 int64_t mTimeSourceDeltaUs; 149 int64_t mVideoTimeUs; 150 151 bool mSeeking; 152 bool mSeekNotificationSent; 153 int64_t mSeekTimeUs; 154 155 int64_t mBitrate; // total bitrate of the file (in bps) or -1 if unknown. 156 157 bool mWatchForAudioSeekComplete; 158 bool mWatchForAudioEOS; 159 160 sp<TimedEventQueue::Event> mVideoEvent; 161 bool mVideoEventPending; 162 sp<TimedEventQueue::Event> mStreamDoneEvent; 163 bool mStreamDoneEventPending; 164 sp<TimedEventQueue::Event> mBufferingEvent; 165 bool mBufferingEventPending; 166 sp<TimedEventQueue::Event> mCheckAudioStatusEvent; 167 bool mAudioStatusEventPending; 168 169 sp<TimedEventQueue::Event> mAsyncPrepareEvent; 170 Condition mPreparedCondition; 171 bool mIsAsyncPrepare; 172 status_t mPrepareResult; 173 status_t mStreamDoneStatus; 174 175 void postVideoEvent_l(int64_t delayUs = -1); 176 void postBufferingEvent_l(); 177 void postStreamDoneEvent_l(status_t status); 178 void postCheckAudioStatusEvent_l(); 179 status_t play_l(); 180 181 MediaBuffer *mLastVideoBuffer; 182 MediaBuffer *mVideoBuffer; 183 184 sp<NuHTTPDataSource> mConnectingDataSource; 185 sp<NuCachedSource2> mCachedSource; 186 187 sp<ALooper> mLooper; 188 sp<ARTSPController> mRTSPController; 189 sp<ARTPSession> mRTPSession; 190 sp<UDPPusher> mRTPPusher, mRTCPPusher; 191 192 struct SuspensionState { 193 String8 mUri; 194 KeyedVector<String8, String8> mUriHeaders; 195 sp<DataSource> mFileSource; 196 197 uint32_t mFlags; 198 int64_t mPositionUs; 199 200 void *mLastVideoFrame; 201 size_t mLastVideoFrameSize; 202 int32_t mColorFormat; 203 int32_t mVideoWidth, mVideoHeight; 204 int32_t mDecodedWidth, mDecodedHeight; 205 206 SuspensionState() 207 : mLastVideoFrame(NULL) { 208 } 209 210 ~SuspensionState() { 211 if (mLastVideoFrame) { 212 free(mLastVideoFrame); 213 mLastVideoFrame = NULL; 214 } 215 } 216 } *mSuspensionState; 217 218 status_t setDataSource_l( 219 const char *uri, 220 const KeyedVector<String8, String8> *headers = NULL); 221 222 status_t setDataSource_l(const sp<DataSource> &dataSource); 223 status_t setDataSource_l(const sp<MediaExtractor> &extractor); 224 void reset_l(); 225 void partial_reset_l(); 226 status_t seekTo_l(int64_t timeUs); 227 status_t pause_l(bool at_eos = false); 228 void initRenderer_l(); 229 void seekAudioIfNecessary_l(); 230 231 void cancelPlayerEvents(bool keepBufferingGoing = false); 232 233 void setAudioSource(sp<MediaSource> source); 234 status_t initAudioDecoder(); 235 236 void setVideoSource(sp<MediaSource> source); 237 status_t initVideoDecoder(uint32_t flags = 0); 238 239 void onStreamDone(); 240 241 void notifyListener_l(int msg, int ext1 = 0, int ext2 = 0); 242 243 void onVideoEvent(); 244 void onBufferingUpdate(); 245 void onCheckAudioStatus(); 246 void onPrepareAsyncEvent(); 247 void abortPrepare(status_t err); 248 void finishAsyncPrepare_l(); 249 250 bool getCachedDuration_l(int64_t *durationUs, bool *eos); 251 252 status_t finishSetDataSource_l(); 253 254 static bool ContinuePreparation(void *cookie); 255 256 static void OnRTSPSeekDoneWrapper(void *cookie); 257 void onRTSPSeekDone(); 258 259 bool getBitrate(int64_t *bitrate); 260 261 void finishSeekIfNecessary(int64_t videoTimeUs); 262 263 AwesomePlayer(const AwesomePlayer &); 264 AwesomePlayer &operator=(const AwesomePlayer &); 265 }; 266 267 } // namespace android 268 269 #endif // AWESOME_PLAYER_H_ 270 271