gecko-dev/content/media/omx/MediaOmxReader.h

90 lines
2.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#if !defined(MediaOmxReader_h_)
#define MediaOmxReader_h_
#include "MediaResource.h"
#include "MediaDecoderReader.h"
#include "nsRect.h"
#include <ui/GraphicBuffer.h>
namespace android {
class OmxDecoder;
class MediaExtractor;
}
namespace mozilla {
namespace dom {
class TimeRanges;
}
class AbstractMediaDecoder;
class MediaOmxReader : public MediaDecoderReader
{
nsCString mType;
bool mHasVideo;
bool mHasAudio;
nsIntRect mPicture;
nsIntSize mInitialFrame;
int64_t mVideoSeekTimeUs;
int64_t mAudioSeekTimeUs;
int32_t mSkipCount;
protected:
android::sp<android::OmxDecoder> mOmxDecoder;
android::sp<android::MediaExtractor> mExtractor;
// Called by ReadMetadata() during MediaDecoderStateMachine::DecodeMetadata()
// on decode thread. It create and initialize the OMX decoder including
// setting up custom extractor. The extractor provide the essential
// information used for creating OMX decoder such as video/audio codec.
virtual nsresult InitOmxDecoder();
public:
MediaOmxReader(AbstractMediaDecoder* aDecoder);
~MediaOmxReader();
virtual nsresult Init(MediaDecoderReader* aCloneDonor);
virtual void NotifyDataArrived(const char* aBuffer, uint32_t aLength, int64_t aOffset);
virtual bool DecodeAudioData();
virtual bool DecodeVideoFrame(bool &aKeyframeSkip,
int64_t aTimeThreshold);
virtual bool HasAudio()
{
return mHasAudio;
}
virtual bool HasVideo()
{
return mHasVideo;
}
virtual bool IsWaitingMediaResources();
virtual bool IsDormantNeeded();
virtual void ReleaseMediaResources();
virtual void ReleaseDecoder() MOZ_OVERRIDE;
virtual nsresult ReadMetadata(MediaInfo* aInfo,
MetadataTags** aTags);
virtual nsresult Seek(int64_t aTime, int64_t aStartTime, int64_t aEndTime, int64_t aCurrentTime);
virtual void OnDecodeThreadStart() MOZ_OVERRIDE;
virtual void OnDecodeThreadFinish() MOZ_OVERRIDE;
};
} // namespace mozilla
#endif