Initial commit

2020-09-20 12:16:44 +00:00
parent 09a4460ddb
commit 408c005d3e
839 changed files with 190481 additions and 0 deletions
--- a/common/rfb/TightDecoder.h
+++ b/common/rfb/TightDecoder.h
@@ -0,0 +1,73 @@
+/* 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 void readRect(const Rect& r, rdr::InStream* is,
+                          const ConnParams& cp, 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 ConnParams& cp);
+    virtual void decodeRect(const Rect& r, const void* buffer,
+                            size_t buflen, const ConnParams& cp,
+                            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