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calyp/lib/StreamHandlerLibav.h
T
2017-03-23 04:29:34 +00:00

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2.5 KiB
C++

/* This file is a part of plaYUVer project
* Copyright (C) 2014-2017 by Luis Lucas (luisfrlucas@gmail.com)
* Joao Carreira (jfmcarreira@gmail.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/**
* \file StreamHandlerLibav.h
* \brief Interface with libav libs
*/
#ifndef __LIBAVCONTEXTHANDLE_H__
#define __LIBAVCONTEXTHANDLE_H__
#include <inttypes.h>
#include <string>
#include <vector>
#ifndef __PRI64_PREFIX
#define __PRI64_PREFIX "l"
#endif
#ifndef PRId64
#define PRId64 __PRI64_PREFIX "d"
#endif
extern "C" {
#include <libavformat/avformat.h>
#include <libavutil/avutil.h>
#include <libavutil/imgutils.h>
#include <libavutil/samplefmt.h>
}
#include "PlaYUVerDefs.h"
#include "PlaYUVerStream.h"
#include "PlaYUVerStreamHandlerIf.h"
struct AVFormatContext;
struct AVCodecContext;
struct AVStream;
struct AVStream;
struct AVPacket;
class StreamHandlerLibav : public PlaYUVerStreamHandlerIf
{
REGISTER_STREAM_HANDLER( StreamHandlerLibav )
public:
static std::vector<PlaYUVerSupportedFormat> supportedReadFormats();
static std::vector<PlaYUVerSupportedFormat> supportedWriteFormats();
StreamHandlerLibav() {}
~StreamHandlerLibav() {}
Bool openHandler( String strFilename, Bool bInput );
Void closeHandler();
Bool configureBuffer( PlaYUVerFrame* pcFrame );
UInt64 calculateFrameNumber();
Bool seek( UInt64 iFrameNum );
Bool read( PlaYUVerFrame* pcFrame );
Bool write( PlaYUVerFrame* pcFrame );
UInt getStreamDuration() { return m_uiSecs; }
UChar* m_pchFrameBuffer;
UInt64 m_uiFrameBufferSize;
private:
AVFormatContext* m_cFmtCtx;
AVCodecContext* m_cCodecCtx;
AVStream* m_cStream;
Int m_iStreamIdx;
AVFrame* m_cFrame;
AVPacket pkt;
Bool m_bHasStream;
UInt64 m_uiSecs;
UInt64 m_uiMicroSec;
Bool decodeVideoPkt();
};
#endif // __LIBAVCONTEXTHANDLE_H__