From 3e924126b56c4d421e8263d25f6b14aa4ceed047 Mon Sep 17 00:00:00 2001
From: Reinhard Tartler <siretart@tauware.de>
Date: Sun, 13 Nov 2011 09:27:51 +0100
Subject: Imported nxcomp-3.1.0-4.tar.gz

Summary: Imported nxcomp-3.1.0-4.tar.gz
Keywords:

Imported nxcomp-3.1.0-4.tar.gz
into Git repository
---
 nxcomp/Unpack.h | 141 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 141 insertions(+)
 create mode 100755 nxcomp/Unpack.h

(limited to 'nxcomp/Unpack.h')

diff --git a/nxcomp/Unpack.h b/nxcomp/Unpack.h
new file mode 100755
index 000000000..1ceac8c05
--- /dev/null
+++ b/nxcomp/Unpack.h
@@ -0,0 +1,141 @@
+/**************************************************************************/
+/*                                                                        */
+/* Copyright (c) 2001, 2007 NoMachine, http://www.nomachine.com/.         */
+/*                                                                        */
+/* NXCOMP, NX protocol compression and NX extensions to this software     */
+/* are copyright of NoMachine. Redistribution and use of the present      */
+/* software is allowed according to terms specified in the file LICENSE   */
+/* which comes in the source distribution.                                */
+/*                                                                        */
+/* Check http://www.nomachine.com/licensing.html for applicability.       */
+/*                                                                        */
+/* NX and NoMachine are trademarks of NoMachine S.r.l.                    */
+/*                                                                        */
+/* All rights reserved.                                                   */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef Unpack_H
+#define Unpack_H
+
+#include "NXpack.h"
+
+#include "Z.h"
+
+#define LSBFirst  0
+#define MSBFirst  1
+
+#define SPLIT_PATTERN  0x88
+
+typedef ColorMask T_colormask;
+
+//
+// Pixel geometry of channel's display.
+//
+
+typedef struct
+{
+  unsigned int depth1_bpp;
+  unsigned int depth4_bpp;
+  unsigned int depth8_bpp;
+  unsigned int depth16_bpp;
+  unsigned int depth24_bpp;
+  unsigned int depth32_bpp;
+
+  unsigned int red_mask;
+  unsigned int green_mask;
+  unsigned int blue_mask;
+
+  unsigned int image_byte_order;
+  unsigned int bitmap_bit_order;
+  unsigned int scanline_unit;
+  unsigned int scanline_pad;
+
+} T_geometry;
+
+//
+// Colormap is used to remap colors
+// from source to destination depth.
+//
+ 
+typedef struct
+{
+  unsigned int entries;
+  unsigned int *data;
+
+} T_colormap;
+
+//
+// Alpha channel data is added to 32
+// bits images at the time they are
+// unpacked.
+//
+ 
+typedef struct
+{
+  unsigned int entries;
+  unsigned char *data;
+
+} T_alpha;
+
+//
+// The ZLIB stream structure used for
+// the decompression.
+//
+
+extern z_stream unpackStream;
+
+//
+// Initialize the ZLIB stream used for
+// decompression.
+//
+
+void UnpackInit();
+
+//
+// Free the ZLIB stream.
+//
+
+void UnpackDestroy();
+
+//
+// Get the destination bits per pixel
+// based on the drawable depth.
+//
+
+int UnpackBitsPerPixel(T_geometry *geometry, unsigned int depth);
+
+//
+// Unpack the source data into the X
+// bitmap.
+//
+
+int Unpack8(T_geometry *geometry, const T_colormask *colormask, int src_depth, int src_width,
+                int src_height, unsigned char *src_data, int src_size, int dst_depth,
+                    int dst_width, int dst_height, unsigned char *dst_data, int dst_size);
+
+int Unpack16(T_geometry *geometry, const T_colormask *colormask, int src_depth, int src_width,
+                 int src_height, unsigned char *src_data, int src_size, int dst_depth,
+                     int dst_width, int dst_height, unsigned char *dst_data, int dst_size);
+
+int Unpack24(T_geometry *geometry, const T_colormask *colormask, int src_depth, int src_width,
+                 int src_height, unsigned char *src_data, int src_size, int dst_depth,
+                     int dst_width, int dst_height, unsigned char *dst_data, int dst_size);
+
+int Unpack8(T_geometry *geometry, T_colormap *colormap, int src_depth, int src_width,
+                int src_height, unsigned char *src_data, int src_size, int dst_depth,
+                    int dst_width, int dst_height, unsigned char *dst_data, int dst_size);
+
+int Unpack15(T_geometry *geometry, int src_depth, int src_width,
+                int src_height, unsigned char *src_data, int src_size, int dst_depth,
+                    int dst_width, int dst_height, unsigned char *dst_data, int dst_size);
+
+int Unpack16(T_geometry *geometry, int src_depth, int src_width,
+                int src_height, unsigned char *src_data, int src_size, int dst_depth,
+                    int dst_width, int dst_height, unsigned char *dst_data, int dst_size);
+
+int Unpack24(T_geometry *geometry, int src_depth, int src_width,
+                int src_height, unsigned char *src_data, int src_size, int dst_depth,
+                    int dst_width, int dst_height, unsigned char *dst_data, int dst_size);
+
+#endif /* Unpack_H */
-- 
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