NuPlayer.h revision 1b86fe063badb5f28c467ade39be0f4008688947
1/* 2 * Copyright (C) 2010 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 NU_PLAYER_H_ 18 19#define NU_PLAYER_H_ 20 21#include <media/MediaPlayerInterface.h> 22#include <media/stagefright/foundation/AHandler.h> 23#include <media/stagefright/NativeWindowWrapper.h> 24 25namespace android { 26 27struct ACodec; 28struct MetaData; 29struct NuPlayerDriver; 30 31struct NuPlayer : public AHandler { 32 NuPlayer(); 33 34 void setUID(uid_t uid); 35 36 void setDriver(const wp<NuPlayerDriver> &driver); 37 38 void setDataSourceAsync(const sp<IStreamSource> &source); 39 40 void setDataSourceAsync( 41 const sp<IMediaHTTPService> &httpService, 42 const char *url, 43 const KeyedVector<String8, String8> *headers); 44 45 void setDataSourceAsync(int fd, int64_t offset, int64_t length); 46 47 void prepareAsync(); 48 49 void setVideoSurfaceTextureAsync( 50 const sp<IGraphicBufferProducer> &bufferProducer); 51 52 void setAudioSink(const sp<MediaPlayerBase::AudioSink> &sink); 53 void start(); 54 55 void pause(); 56 void resume(); 57 58 // Will notify the driver through "notifyResetComplete" once finished. 59 void resetAsync(); 60 61 // Will notify the driver through "notifySeekComplete" once finished. 62 void seekToAsync(int64_t seekTimeUs); 63 64 status_t setVideoScalingMode(int32_t mode); 65 status_t getTrackInfo(Parcel* reply) const; 66 status_t selectTrack(size_t trackIndex, bool select); 67 68protected: 69 virtual ~NuPlayer(); 70 71 virtual void onMessageReceived(const sp<AMessage> &msg); 72 73public: 74 struct NuPlayerStreamListener; 75 struct Source; 76 77private: 78 struct Decoder; 79 struct GenericSource; 80 struct HTTPLiveSource; 81 struct Renderer; 82 struct RTSPSource; 83 struct StreamingSource; 84 struct Action; 85 struct SeekAction; 86 struct SetSurfaceAction; 87 struct ShutdownDecoderAction; 88 struct PostMessageAction; 89 struct SimpleAction; 90 91 enum { 92 kWhatSetDataSource = '=DaS', 93 kWhatPrepare = 'prep', 94 kWhatSetVideoNativeWindow = '=NaW', 95 kWhatSetAudioSink = '=AuS', 96 kWhatMoreDataQueued = 'more', 97 kWhatStart = 'strt', 98 kWhatScanSources = 'scan', 99 kWhatVideoNotify = 'vidN', 100 kWhatAudioNotify = 'audN', 101 kWhatRendererNotify = 'renN', 102 kWhatReset = 'rset', 103 kWhatSeek = 'seek', 104 kWhatPause = 'paus', 105 kWhatResume = 'rsme', 106 kWhatPollDuration = 'polD', 107 kWhatSourceNotify = 'srcN', 108 kWhatGetTrackInfo = 'gTrI', 109 kWhatSelectTrack = 'selT', 110 }; 111 112 wp<NuPlayerDriver> mDriver; 113 bool mUIDValid; 114 uid_t mUID; 115 sp<Source> mSource; 116 uint32_t mSourceFlags; 117 sp<NativeWindowWrapper> mNativeWindow; 118 sp<MediaPlayerBase::AudioSink> mAudioSink; 119 sp<Decoder> mVideoDecoder; 120 bool mVideoIsAVC; 121 bool mNeedsSwRenderer; 122 sp<Decoder> mAudioDecoder; 123 sp<Renderer> mRenderer; 124 125 List<sp<Action> > mDeferredActions; 126 127 bool mAudioEOS; 128 bool mVideoEOS; 129 130 bool mScanSourcesPending; 131 int32_t mScanSourcesGeneration; 132 133 int32_t mPollDurationGeneration; 134 135 enum FlushStatus { 136 NONE, 137 AWAITING_DISCONTINUITY, 138 FLUSHING_DECODER, 139 FLUSHING_DECODER_SHUTDOWN, 140 SHUTTING_DOWN_DECODER, 141 FLUSHED, 142 SHUT_DOWN, 143 }; 144 145 // Once the current flush is complete this indicates whether the 146 // notion of time has changed. 147 bool mTimeDiscontinuityPending; 148 149 FlushStatus mFlushingAudio; 150 FlushStatus mFlushingVideo; 151 152 int64_t mSkipRenderingAudioUntilMediaTimeUs; 153 int64_t mSkipRenderingVideoUntilMediaTimeUs; 154 155 int64_t mVideoLateByUs; 156 int64_t mNumFramesTotal, mNumFramesDropped; 157 158 int32_t mVideoScalingMode; 159 160 bool mStarted; 161 162 status_t instantiateDecoder(bool audio, sp<Decoder> *decoder); 163 164 status_t feedDecoderInputData(bool audio, const sp<AMessage> &msg); 165 void renderBuffer(bool audio, const sp<AMessage> &msg); 166 167 void notifyListener(int msg, int ext1, int ext2, const Parcel *in = NULL); 168 169 void finishFlushIfPossible(); 170 171 void flushDecoder(bool audio, bool needShutdown); 172 173 static bool IsFlushingState(FlushStatus state, bool *needShutdown = NULL); 174 175 void postScanSources(); 176 177 void schedulePollDuration(); 178 void cancelPollDuration(); 179 180 void processDeferredActions(); 181 182 void performSeek(int64_t seekTimeUs); 183 void performDecoderFlush(); 184 void performDecoderShutdown(bool audio, bool video); 185 void performReset(); 186 void performScanSources(); 187 void performSetSurface(const sp<NativeWindowWrapper> &wrapper); 188 189 void onSourceNotify(const sp<AMessage> &msg); 190 191 void queueDecoderShutdown( 192 bool audio, bool video, const sp<AMessage> &reply); 193 194 DISALLOW_EVIL_CONSTRUCTORS(NuPlayer); 195}; 196 197} // namespace android 198 199#endif // NU_PLAYER_H_ 200