src/common/targa.h

/* RCSid: $Id$ */
/*
 *  tardev.h - header file for reading and writing Targa format files.
 */
/* ====================================================================
 * The Radiance Software License, Version 1.0
 *
 * Copyright (c) 1990 - 2002 The Regents of the University of California,
 * through Lawrence Berkeley National Laboratory.   All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *         notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in
 *       the documentation and/or other materials provided with the
 *       distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *           if any, must include the following acknowledgment:
 *             "This product includes Radiance software
 *                 (http://radsite.lbl.gov/)
 *                 developed by the Lawrence Berkeley National Laboratory
 *               (http://www.lbl.gov/)."
 *       Alternately, this acknowledgment may appear in the software itself,
 *       if and wherever such third-party acknowledgments normally appear.
 *
 * 4. The names "Radiance," "Lawrence Berkeley National Laboratory"
 *       and "The Regents of the University of California" must
 *       not be used to endorse or promote products derived from this
 *       software without prior written permission. For written
 *       permission, please contact [email protected].
 *
 * 5. Products derived from this software may not be called "Radiance",
 *       nor may "Radiance" appear in their name, without prior written
 *       permission of Lawrence Berkeley National Laboratory.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.   IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of Lawrence Berkeley National Laboratory.   For more
 * information on Lawrence Berkeley National Laboratory, please see
 * <http://www.lbl.gov/>.
 */

                        /* header structure adapted from tardev.h */
struct hdStruct {
        char textSize;                  /* size of info. line ( < 256) */
        char mapType;                   /* color map type */
        char dataType;                  /* data type */
        int  mapOrig;                   /* first color index */
        int  mapLength;                 /* length of file map */
        char CMapBits;                  /* bits per map entry */
        int  XOffset;                   /* picture offset */
        int  YOffset;
        int  x;                         /* picture size */
        int  y;
        int  dataBits;                  /* bits per pixel */
        int  imType;                    /* image descriptor byte */
};

#define  IM_NODATA      0               /* no data included */
#define  IM_CMAP        1               /* color-mapped */
#define  IM_RGB         2               /* straight RGB */
#define  IM_MONO        3               /* straight monochrome */
#define  IM_CCMAP       9               /* compressed color-mapped */
#define  IM_CRGB        10              /* compressed RGB */
#define  IM_CMONO       11              /* compressed monochrome */

                                /* color map types */
#define  CM_NOMAP       0               /* no color map */
#define  CM_HASMAP      1               /* has color map */

#define  bits_bytes(n)  (((n)+7)>>3)    /* number of bits to number of bytes */
Revision:	2.2
Committed:	Sat Feb 22 02:07:22 2003 UTC (22 years, 8 months ago) by greg
Content type:	text/plain
Branch:	MAIN
Changes since 2.1:	+57 -5 lines
Log Message:	Changes and check-in for 3.5 release Includes new source files and modifications not recorded for many years See ray/doc/notes/ReleaseNotes for notes between 3.1 and 3.5 release
#	Content
1	/* RCSid: $Id$ */
2	/*
3	* tardev.h - header file for reading and writing Targa format files.
4	*/
5	/* ====================================================================
6	* The Radiance Software License, Version 1.0
7	*
8	* Copyright (c) 1990 - 2002 The Regents of the University of California,
9	* through Lawrence Berkeley National Laboratory. All rights reserved.
10	*
11	* Redistribution and use in source and binary forms, with or without
12	* modification, are permitted provided that the following conditions
13	* are met:
14	*
15	* 1. Redistributions of source code must retain the above copyright
16	* notice, this list of conditions and the following disclaimer.
17	*
18	* 2. Redistributions in binary form must reproduce the above copyright
19	* notice, this list of conditions and the following disclaimer in
20	* the documentation and/or other materials provided with the
21	* distribution.
22	*
23	* 3. The end-user documentation included with the redistribution,
24	* if any, must include the following acknowledgment:
25	* "This product includes Radiance software
26	* (http://radsite.lbl.gov/)
27	* developed by the Lawrence Berkeley National Laboratory
28	* (http://www.lbl.gov/)."
29	* Alternately, this acknowledgment may appear in the software itself,
30	* if and wherever such third-party acknowledgments normally appear.
31	*
32	* 4. The names "Radiance," "Lawrence Berkeley National Laboratory"
33	* and "The Regents of the University of California" must
34	* not be used to endorse or promote products derived from this
35	* software without prior written permission. For written
36	* permission, please contact [email protected].
37	*
38	* 5. Products derived from this software may not be called "Radiance",
39	* nor may "Radiance" appear in their name, without prior written
40	* permission of Lawrence Berkeley National Laboratory.
41	*
42	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
43	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
44	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
45	* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR
46	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
47	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
48	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
49	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
50	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
51	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
52	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53	* SUCH DAMAGE.
54	* ====================================================================
55	*
56	* This software consists of voluntary contributions made by many
57	* individuals on behalf of Lawrence Berkeley National Laboratory. For more
58	* information on Lawrence Berkeley National Laboratory, please see
59	* <http://www.lbl.gov/>.
60	*/
61
62	/* header structure adapted from tardev.h */
63	struct hdStruct {
64	char textSize; /* size of info. line ( < 256) */
65	char mapType; /* color map type */
66	char dataType; /* data type */
67	int mapOrig; /* first color index */
68	int mapLength; /* length of file map */
69	char CMapBits; /* bits per map entry */
70	int XOffset; /* picture offset */
71	int YOffset;
72	int x; /* picture size */
73	int y;
74	int dataBits; /* bits per pixel */
75	int imType; /* image descriptor byte */
76	};
77
78	#define IM_NODATA 0 /* no data included */
79	#define IM_CMAP 1 /* color-mapped */
80	#define IM_RGB 2 /* straight RGB */
81	#define IM_MONO 3 /* straight monochrome */
82	#define IM_CCMAP 9 /* compressed color-mapped */
83	#define IM_CRGB 10 /* compressed RGB */
84	#define IM_CMONO 11 /* compressed monochrome */
85
86	/* color map types */
87	#define CM_NOMAP 0 /* no color map */
88	#define CM_HASMAP 1 /* has color map */
89
90	#define bits_bytes(n) (((n)+7)>>3) /* number of bits to number of bytes */