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 status_t initCheck() const = 0; 48 virtual void render(MediaBuffer *buffer) = 0; 49 50 private: 51 AwesomeRenderer(const AwesomeRenderer &); 52 AwesomeRenderer &operator=(const AwesomeRenderer &); 53 }; 54 55 struct AwesomePlayer { 56 AwesomePlayer(); 57 ~AwesomePlayer(); 58 59 void setListener(const wp<MediaPlayerBase> &listener); 60 61 status_t setDataSource( 62 const char *uri, 63 const KeyedVector<String8, String8> *headers = NULL); 64 65 status_t setDataSource(int fd, int64_t offset, int64_t length); 66 67 void reset(); 68 69 status_t prepare(); 70 status_t prepare_l(); 71 status_t prepareAsync(); 72 status_t prepareAsync_l(); 73 74 status_t play(); 75 status_t pause(); 76 77 bool isPlaying() const; 78 79 void setISurface(const sp<ISurface> &isurface); 80 void setAudioSink(const sp<MediaPlayerBase::AudioSink> &audioSink); 81 status_t setLooping(bool shouldLoop); 82 83 status_t getDuration(int64_t *durationUs); 84 status_t getPosition(int64_t *positionUs); 85 86 status_t seekTo(int64_t timeUs); 87 88 status_t getVideoDimensions(int32_t *width, int32_t *height) const; 89 90 status_t suspend(); 91 status_t resume(); 92 93 // This is a mask of MediaExtractor::Flags. 94 uint32_t flags() const; 95 96 void postAudioEOS(); 97 void postAudioSeekComplete(); 98 99 private: 100 friend struct AwesomeEvent; 101 102 enum { 103 PLAYING = 1, 104 LOOPING = 2, 105 FIRST_FRAME = 4, 106 PREPARING = 8, 107 PREPARED = 16, 108 AT_EOS = 32, 109 PREPARE_CANCELLED = 64, 110 CACHE_UNDERRUN = 128, 111 AUDIO_AT_EOS = 256, 112 VIDEO_AT_EOS = 512, 113 AUTO_LOOPING = 1024, 114 }; 115 116 mutable Mutex mLock; 117 Mutex mMiscStateLock; 118 119 OMXClient mClient; 120 TimedEventQueue mQueue; 121 bool mQueueStarted; 122 wp<MediaPlayerBase> mListener; 123 124 sp<ISurface> mISurface; 125 sp<MediaPlayerBase::AudioSink> mAudioSink; 126 127 SystemTimeSource mSystemTimeSource; 128 TimeSource *mTimeSource; 129 130 String8 mUri; 131 KeyedVector<String8, String8> mUriHeaders; 132 133 sp<DataSource> mFileSource; 134 135 sp<MediaSource> mVideoTrack; 136 sp<MediaSource> mVideoSource; 137 sp<AwesomeRenderer> mVideoRenderer; 138 bool mVideoRendererIsPreview; 139 140 sp<MediaSource> mAudioTrack; 141 sp<MediaSource> mAudioSource; 142 AudioPlayer *mAudioPlayer; 143 int64_t mDurationUs; 144 145 uint32_t mFlags; 146 uint32_t mExtractorFlags; 147 148 int32_t mVideoWidth, mVideoHeight; 149 int64_t mTimeSourceDeltaUs; 150 int64_t mVideoTimeUs; 151 152 bool mSeeking; 153 bool mSeekNotificationSent; 154 int64_t mSeekTimeUs; 155 156 int64_t mBitrate; // total bitrate of the file (in bps) or -1 if unknown. 157 158 bool mWatchForAudioSeekComplete; 159 bool mWatchForAudioEOS; 160 161 sp<TimedEventQueue::Event> mVideoEvent; 162 bool mVideoEventPending; 163 sp<TimedEventQueue::Event> mStreamDoneEvent; 164 bool mStreamDoneEventPending; 165 sp<TimedEventQueue::Event> mBufferingEvent; 166 bool mBufferingEventPending; 167 sp<TimedEventQueue::Event> mCheckAudioStatusEvent; 168 bool mAudioStatusEventPending; 169 170 sp<TimedEventQueue::Event> mAsyncPrepareEvent; 171 Condition mPreparedCondition; 172 bool mIsAsyncPrepare; 173 status_t mPrepareResult; 174 status_t mStreamDoneStatus; 175 176 void postVideoEvent_l(int64_t delayUs = -1); 177 void postBufferingEvent_l(); 178 void postStreamDoneEvent_l(status_t status); 179 void postCheckAudioStatusEvent_l(); 180 status_t play_l(); 181 182 MediaBuffer *mLastVideoBuffer; 183 MediaBuffer *mVideoBuffer; 184 185 sp<NuHTTPDataSource> mConnectingDataSource; 186 sp<NuCachedSource2> mCachedSource; 187 188 sp<ALooper> mLooper; 189 sp<ARTSPController> mRTSPController; 190 sp<ARTPSession> mRTPSession; 191 sp<UDPPusher> mRTPPusher, mRTCPPusher; 192 193 struct SuspensionState { 194 String8 mUri; 195 KeyedVector<String8, String8> mUriHeaders; 196 sp<DataSource> mFileSource; 197 198 uint32_t mFlags; 199 int64_t mPositionUs; 200 201 void *mLastVideoFrame; 202 size_t mLastVideoFrameSize; 203 int32_t mColorFormat; 204 int32_t mVideoWidth, mVideoHeight; 205 int32_t mDecodedWidth, mDecodedHeight; 206 207 SuspensionState() 208 : mLastVideoFrame(NULL) { 209 } 210 211 ~SuspensionState() { 212 if (mLastVideoFrame) { 213 free(mLastVideoFrame); 214 mLastVideoFrame = NULL; 215 } 216 } 217 } *mSuspensionState; 218 219 status_t setDataSource_l( 220 const char *uri, 221 const KeyedVector<String8, String8> *headers = NULL); 222 223 status_t setDataSource_l(const sp<DataSource> &dataSource); 224 status_t setDataSource_l(const sp<MediaExtractor> &extractor); 225 void reset_l(); 226 void partial_reset_l(); 227 status_t seekTo_l(int64_t timeUs); 228 status_t pause_l(bool at_eos = false); 229 status_t initRenderer_l(); 230 void seekAudioIfNecessary_l(); 231 232 void cancelPlayerEvents(bool keepBufferingGoing = false); 233 234 void setAudioSource(sp<MediaSource> source); 235 status_t initAudioDecoder(); 236 237 void setVideoSource(sp<MediaSource> source); 238 status_t initVideoDecoder(uint32_t flags = 0); 239 240 void onStreamDone(); 241 242 void notifyListener_l(int msg, int ext1 = 0, int ext2 = 0); 243 244 void onVideoEvent(); 245 void onBufferingUpdate(); 246 void onCheckAudioStatus(); 247 void onPrepareAsyncEvent(); 248 void abortPrepare(status_t err); 249 void finishAsyncPrepare_l(); 250 251 bool getCachedDuration_l(int64_t *durationUs, bool *eos); 252 253 status_t finishSetDataSource_l(); 254 255 static bool ContinuePreparation(void *cookie); 256 257 static void OnRTSPSeekDoneWrapper(void *cookie); 258 void onRTSPSeekDone(); 259 260 bool getBitrate(int64_t *bitrate); 261 262 void finishSeekIfNecessary(int64_t videoTimeUs); 263 264 AwesomePlayer(const AwesomePlayer &); 265 AwesomePlayer &operator=(const AwesomePlayer &); 266 }; 267 268 } // namespace android 269 270 #endif // AWESOME_PLAYER_H_ 271 272
