NuPlayerDecoder.h revision 1de1e25cba872bd4c077c2e394f8ca9c70b65856
1/* 2 * Copyright 2014 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 NUPLAYER_DECODER_H_ 18#define NUPLAYER_DECODER_H_ 19 20#include "NuPlayer.h" 21 22#include "NuPlayerDecoderBase.h" 23 24namespace android { 25 26struct NuPlayer::Decoder : public DecoderBase { 27 Decoder(const sp<AMessage> ¬ify, 28 const sp<Source> &source, 29 const sp<Renderer> &renderer = NULL, 30 const sp<Surface> &surface = NULL, 31 const sp<CCDecoder> &ccDecoder = NULL); 32 33 virtual void getStats( 34 int64_t *mNumFramesTotal, 35 int64_t *mNumFramesDropped) const; 36 37protected: 38 virtual ~Decoder(); 39 40 virtual void onMessageReceived(const sp<AMessage> &msg); 41 42 virtual void onConfigure(const sp<AMessage> &format); 43 virtual void onSetParameters(const sp<AMessage> ¶ms); 44 virtual void onSetRenderer(const sp<Renderer> &renderer); 45 virtual void onGetInputBuffers(Vector<sp<ABuffer> > *dstBuffers); 46 virtual void onResume(bool notifyComplete); 47 virtual void onFlush(); 48 virtual void onShutdown(bool notifyComplete); 49 virtual bool doRequestBuffers(); 50 51private: 52 enum { 53 kWhatCodecNotify = 'cdcN', 54 kWhatRenderBuffer = 'rndr', 55 }; 56 57 sp<Surface> mSurface; 58 59 sp<Source> mSource; 60 sp<Renderer> mRenderer; 61 sp<CCDecoder> mCCDecoder; 62 63 sp<AMessage> mInputFormat; 64 sp<AMessage> mOutputFormat; 65 sp<MediaCodec> mCodec; 66 sp<ALooper> mCodecLooper; 67 68 List<sp<AMessage> > mPendingInputMessages; 69 70 Vector<sp<ABuffer> > mInputBuffers; 71 Vector<sp<ABuffer> > mOutputBuffers; 72 Vector<sp<ABuffer> > mCSDsForCurrentFormat; 73 Vector<sp<ABuffer> > mCSDsToSubmit; 74 Vector<bool> mInputBufferIsDequeued; 75 Vector<MediaBuffer *> mMediaBuffers; 76 Vector<size_t> mDequeuedInputBuffers; 77 78 int64_t mSkipRenderingUntilMediaTimeUs; 79 int64_t mNumFramesTotal; 80 int64_t mNumFramesDropped; 81 bool mIsAudio; 82 bool mIsVideoAVC; 83 bool mIsSecure; 84 bool mFormatChangePending; 85 bool mTimeChangePending; 86 87 bool mPaused; 88 bool mResumePending; 89 AString mComponentName; 90 91 void handleError(int32_t err); 92 bool handleAnInputBuffer(size_t index); 93 bool handleAnOutputBuffer( 94 size_t index, 95 size_t offset, 96 size_t size, 97 int64_t timeUs, 98 int32_t flags); 99 void handleOutputFormatChange(const sp<AMessage> &format); 100 101 void releaseAndResetMediaBuffers(); 102 void requestCodecNotification(); 103 bool isStaleReply(const sp<AMessage> &msg); 104 105 void doFlush(bool notifyComplete); 106 status_t fetchInputData(sp<AMessage> &reply); 107 bool onInputBufferFetched(const sp<AMessage> &msg); 108 void onRenderBuffer(const sp<AMessage> &msg); 109 110 bool supportsSeamlessFormatChange(const sp<AMessage> &to) const; 111 bool supportsSeamlessAudioFormatChange(const sp<AMessage> &targetFormat) const; 112 void rememberCodecSpecificData(const sp<AMessage> &format); 113 bool isDiscontinuityPending() const; 114 void finishHandleDiscontinuity(bool flushOnTimeChange); 115 116 void notifyResumeCompleteIfNecessary(); 117 118 DISALLOW_EVIL_CONSTRUCTORS(Decoder); 119}; 120 121} // namespace android 122 123#endif // NUPLAYER_DECODER_H_ 124