KasmVNC/common/rfb/TightJPEGEncoder.h
2020-09-20 12:16:44 +00:00

62 lines
2.0 KiB
C++

/* Copyright (C) 2000-2003 Constantin Kaplinsky. All Rights Reserved.
* Copyright (C) 2011 D. R. Commander
* Copyright 2014 Pierre Ossman for Cendio AB
*
* 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_TIGHTJPEGENCODER_H__
#define __RFB_TIGHTJPEGENCODER_H__
#include <rfb/Encoder.h>
#include <rfb/JpegCompressor.h>
#include <stdint.h>
#include <vector>
namespace rfb {
class TightJPEGEncoder : public Encoder {
public:
TightJPEGEncoder(SConnection* conn);
virtual ~TightJPEGEncoder();
virtual bool isSupported();
virtual void setQualityLevel(int level);
virtual void setFineQualityLevel(int quality, int subsampling);
virtual bool treatLossless();
virtual void writeRect(const PixelBuffer* pb, const Palette& palette);
virtual void compressOnly(const PixelBuffer* pb, const uint8_t quality,
std::vector<uint8_t> &out, const bool lowVideoQuality) const;
virtual void writeOnly(const std::vector<uint8_t> &out) const;
virtual void writeSolidRect(int width, int height,
const PixelFormat& pf,
const rdr::U8* colour);
protected:
void writeCompact(rdr::U32 value, rdr::OutStream* os) const;
protected:
JpegCompressor jc;
int qualityLevel;
int fineQuality;
int fineSubsampling;
};
}
#endif