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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_H264WINDECODER_H__
#define __RFB_H264WINDECODER_H__
#include <windows.h>
#include <mfidl.h>
#include <mftransform.h>
#include <rfb/H264DecoderContext.h>
namespace rfb {
class H264WinDecoderContext : public H264DecoderContext {
public:
H264WinDecoderContext(const Rect &r) : H264DecoderContext(r) {};
~H264WinDecoderContext() { freeCodec(); }
void decode(const uint8_t* h264_buffer, uint32_t len,
ModifiablePixelBuffer* pb) override;
protected:
bool initCodec() override;
void freeCodec() override;
private:
LONG stride;
uint32_t full_width = 0;
uint32_t full_height = 0;
uint32_t crop_width = 0;
uint32_t crop_height = 0;
uint32_t offset_x = 0;
uint32_t offset_y = 0;
IMFTransform *decoder = nullptr;
IMFTransform *converter = nullptr;
IMFSample *input_sample = nullptr;
IMFSample *decoded_sample = nullptr;
IMFSample *converted_sample = nullptr;
IMFMediaBuffer *input_buffer = nullptr;
IMFMediaBuffer *decoded_buffer = nullptr;
IMFMediaBuffer *converted_buffer = nullptr;
void ParseSPS(const uint8_t* buffer, int length);
};
}
#endif
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