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- /* Copyright (C) 2000-2003 Constantin Kaplinsky. All Rights Reserved.
- * Copyright (C) 2011 D. R. Commander. All Rights Reserved.
- * Copyright 2009-2015 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_TIGHTDECODER_H__
- #define __RFB_TIGHTDECODER_H__
-
- #include <rdr/ZlibInStream.h>
- #include <rfb/Decoder.h>
- #include <rfb/JpegDecompressor.h>
-
- namespace rfb {
-
- class TightDecoder : public Decoder {
-
- public:
- TightDecoder();
- virtual ~TightDecoder();
- virtual bool readRect(const Rect& r, rdr::InStream* is,
- const ServerParams& server, rdr::OutStream* os);
- virtual bool doRectsConflict(const Rect& rectA,
- const void* bufferA,
- size_t buflenA,
- const Rect& rectB,
- const void* bufferB,
- size_t buflenB,
- const ServerParams& server);
- virtual void decodeRect(const Rect& r, const void* buffer,
- size_t buflen, const ServerParams& server,
- ModifiablePixelBuffer* pb);
-
- private:
- rdr::U32 readCompact(rdr::InStream* is);
-
- void FilterGradient24(const rdr::U8* inbuf, const PixelFormat& pf,
- rdr::U32* outbuf, int stride, const Rect& r);
-
- void FilterGradient(const rdr::U8* inbuf, const PixelFormat& pf,
- rdr::U16* outbuf, int stride, const Rect& r);
- void FilterGradient(const rdr::U8* inbuf, const PixelFormat& pf,
- rdr::U32* outbuf, int stride, const Rect& r);
-
- void FilterPalette(const rdr::U8* palette, int palSize,
- const rdr::U8* inbuf, rdr::U8* outbuf,
- int stride, const Rect& r);
- void FilterPalette(const rdr::U16* palette, int palSize,
- const rdr::U8* inbuf, rdr::U16* outbuf,
- int stride, const Rect& r);
- void FilterPalette(const rdr::U32* palette, int palSize,
- const rdr::U8* inbuf, rdr::U32* outbuf,
- int stride, const Rect& r);
-
- private:
- rdr::ZlibInStream zis[4];
- };
- }
-
- #endif
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