NuPlayerDecoderPassThrough.h revision 7137ec7e005a5a6e3c0edb91cfacf16a31f4bf6a
1/* 2 * Copyright (C) 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_PASS_THROUGH_H_ 18 19#define NUPLAYER_DECODER_PASS_THROUGH_H_ 20 21#include "NuPlayer.h" 22 23#include "NuPlayerDecoderBase.h" 24 25namespace android { 26 27struct NuPlayer::DecoderPassThrough : public DecoderBase { 28 DecoderPassThrough(const sp<AMessage> ¬ify, 29 const sp<Source> &source, 30 const sp<Renderer> &renderer); 31 32 virtual void getStats( 33 int64_t *mNumFramesTotal, 34 int64_t *mNumFramesDropped) const; 35 36protected: 37 38 virtual ~DecoderPassThrough(); 39 40 virtual void onMessageReceived(const sp<AMessage> &msg); 41 42 virtual void onConfigure(const sp<AMessage> &format); 43 virtual void onSetRenderer(const sp<Renderer> &renderer); 44 virtual void onGetInputBuffers(Vector<sp<ABuffer> > *dstBuffers); 45 virtual void onResume(); 46 virtual void onFlush(bool notifyComplete); 47 virtual void onShutdown(bool notifyComplete); 48 virtual void doRequestBuffers(); 49 50private: 51 enum { 52 kWhatBufferConsumed = 'bufC', 53 }; 54 55 sp<AMessage> mNotify; 56 sp<Source> mSource; 57 sp<Renderer> mRenderer; 58 int64_t mSkipRenderingUntilMediaTimeUs; 59 60 int32_t mBufferGeneration; 61 bool mReachedEOS; 62 63 // Used by feedDecoderInputData to aggregate small buffers into 64 // one large buffer. 65 sp<ABuffer> mPendingAudioAccessUnit; 66 status_t mPendingAudioErr; 67 sp<ABuffer> mAggregateBuffer; 68 69 // mPendingBuffersToDrain are only for debugging. It can be removed 70 // when the power investigation is done. 71 size_t mPendingBuffersToDrain; 72 size_t mCachedBytes; 73 AString mComponentName; 74 75 bool isStaleReply(const sp<AMessage> &msg); 76 bool isCacheFullOrEOS() const; 77 78 status_t dequeueAccessUnit(sp<ABuffer> *accessUnit); 79 sp<ABuffer> aggregateBuffer(const sp<ABuffer> &accessUnit); 80 status_t fetchInputData(sp<AMessage> &reply); 81 82 void onInputBufferFetched(const sp<AMessage> &msg); 83 void onBufferConsumed(int32_t size); 84 85 DISALLOW_EVIL_CONSTRUCTORS(DecoderPassThrough); 86}; 87 88} // namespace android 89 90#endif // NUPLAYER_DECODER_PASS_THROUGH_H_ 91