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/* Copyright (C) 2021 Vladimir Sukhonosov <xornet@xornet.org>
* Copyright (C) 2021 Martins Mozeiko <martins.mozeiko@gmail.com>
* All Rights Reserved.
*
* This 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 software 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 software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#ifndef __RFB_H264LIBAVDECODER_H__
#define __RFB_H264LIBAVDECODER_H__
extern "C" {
#include <libavcodec/avcodec.h>
#include <libswscale/swscale.h>
}
#include <rfb/H264DecoderContext.h>
namespace rfb {
class H264LibavDecoderContext : public H264DecoderContext {
public:
H264LibavDecoderContext(const Rect &r) : H264DecoderContext(r) {}
~H264LibavDecoderContext() { freeCodec(); }
void decode(const uint8_t* h264_buffer, uint32_t len,
ModifiablePixelBuffer* pb) override;
protected:
bool initCodec() override;
void freeCodec() override;
private:
uint8_t* makeH264WorkBuffer(const uint8_t* buffer, uint32_t len);
AVCodecContext *avctx;
AVCodecParserContext *parser;
AVFrame* frame;
SwsContext* sws;
uint8_t* swsBuffer;
uint8_t* h264WorkBuffer;
uint32_t h264WorkBufferLength;
};
}
#endif
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