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111 lines
2.7 KiB
111 lines
2.7 KiB
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <media/stagefright/foundation/AHandler.h>
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#include <media/stagefright/foundation/AString.h>
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#include <utils/KeyedVector.h>
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namespace android {
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struct ABuffer;
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struct ALooper;
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class AudioTrack;
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class IGraphicBufferProducer;
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struct MediaCodec;
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class MediaCodecBuffer;
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struct NuMediaExtractor;
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class Surface;
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struct SimplePlayer : public AHandler {
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SimplePlayer();
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status_t setDataSource(const char *path);
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status_t setSurface(const sp<IGraphicBufferProducer> &bufferProducer);
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status_t prepare();
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status_t start();
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status_t stop();
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status_t reset();
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protected:
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virtual ~SimplePlayer();
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virtual void onMessageReceived(const sp<AMessage> &msg);
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private:
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enum State {
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UNINITIALIZED,
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UNPREPARED,
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STOPPED,
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STARTED
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};
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enum {
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kWhatSetDataSource,
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kWhatSetSurface,
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kWhatPrepare,
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kWhatStart,
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kWhatStop,
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kWhatReset,
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kWhatDoMoreStuff,
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};
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struct BufferInfo {
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size_t mIndex;
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size_t mOffset;
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size_t mSize;
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int64_t mPresentationTimeUs;
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uint32_t mFlags;
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};
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struct CodecState
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{
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sp<MediaCodec> mCodec;
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Vector<sp<ABuffer> > mCSD;
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Vector<sp<MediaCodecBuffer> > mBuffers[2];
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List<size_t> mAvailInputBufferIndices;
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List<BufferInfo> mAvailOutputBufferInfos;
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sp<AudioTrack> mAudioTrack;
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uint32_t mNumFramesWritten;
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};
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State mState;
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AString mPath;
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sp<Surface> mSurface;
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sp<NuMediaExtractor> mExtractor;
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sp<ALooper> mCodecLooper;
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KeyedVector<size_t, CodecState> mStateByTrackIndex;
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int32_t mDoMoreStuffGeneration;
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int64_t mStartTimeRealUs;
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status_t onPrepare();
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status_t onStart();
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status_t onStop();
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status_t onReset();
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status_t onDoMoreStuff();
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status_t onOutputFormatChanged(size_t trackIndex, CodecState *state);
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void renderAudio(
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CodecState *state, BufferInfo *info, const sp<MediaCodecBuffer> &buffer);
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DISALLOW_EVIL_CONSTRUCTORS(SimplePlayer);
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};
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} // namespace android
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