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/*
* Copyright 2012, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef DIRECT_RENDERER_H_
#define DIRECT_RENDERER_H_
#include <media/stagefright/foundation/AHandler.h>
namespace android {
struct ABuffer;
struct IGraphicBufferProducer;
// Renders audio and video data queued by calls to "queueAccessUnit".
struct DirectRenderer : public AHandler {
DirectRenderer(const sp<IGraphicBufferProducer> &bufferProducer);
void setFormat(size_t trackIndex, const sp<AMessage> &format);
void queueAccessUnit(size_t trackIndex, const sp<ABuffer> &accessUnit);
protected:
virtual void onMessageReceived(const sp<AMessage> &msg);
virtual ~DirectRenderer();
private:
struct DecoderContext;
struct AudioRenderer;
enum {
kWhatDecoderNotify,
kWhatRenderVideo,
};
struct OutputInfo {
size_t mIndex;
int64_t mTimeUs;
sp<ABuffer> mBuffer;
};
sp<IGraphicBufferProducer> mSurfaceTex;
sp<DecoderContext> mDecoderContext[2];
List<OutputInfo> mVideoOutputBuffers;
bool mVideoRenderPending;
sp<AudioRenderer> mAudioRenderer;
int32_t mNumFramesLate;
int32_t mNumFrames;
void onDecoderNotify(const sp<AMessage> &msg);
void queueOutputBuffer(
size_t trackIndex,
size_t index, int64_t timeUs, const sp<ABuffer> &buffer);
void scheduleVideoRenderIfNecessary();
void onRenderVideo();
DISALLOW_EVIL_CONSTRUCTORS(DirectRenderer);
};
} // namespace android
#endif // DIRECT_RENDERER_H_
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