src/px/ra_im.c

#ifndef lint
static const char       RCSid[] = "$Id$";
#endif
/*
 *  ra_im.c - convert Radiance picture to imagetools raw format.
 *
 *      9/16/88
 */

#include <stdio.h>


#define PCOMM           "pvalue -h -b -db"

#define MINVAL          1
#define MAXVAL          252

extern FILE     *popen(), *freopen();


main(argc, argv)
int     argc;
char    *argv[];
{
        register int    c;
        register FILE   *fp;

        if (argc > 3) {
                fputs("Usage: ", stderr);
                fputs(argv[0], stderr);
                fputs(" [infile [outfile]]\n", stderr);
                exit(1);
        }
        if (argc > 1 && freopen(argv[1], "r", stdin) == NULL) {
                perror(argv[1]);
                exit(1);
        }
        if (argc > 2 && freopen(argv[2], "w", stdout) == NULL) {
                perror(argv[2]);
                exit(1);
        }
        if ((fp = popen(PCOMM, "r")) == NULL) {
                perror(argv[0]);
                exit(1);
        }
        while ((c = getc(fp)) != EOF) {
                if (c < MINVAL)
                        putc(MINVAL, stdout);
                else if (c > MAXVAL)
                        putc(MAXVAL, stdout);
                else
                        putc(c, stdout);
        }
        exit(pclose(fp));
}
Revision:	2.2
Committed:	Sat Feb 22 02:07:27 2003 UTC (21 years, 2 months ago) by greg
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad3R5
Changes since 2.1:	+1 -4 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	#ifndef lint
2	static const char RCSid[] = "$Id$";
3	#endif
4	/*
5	* ra_im.c - convert Radiance picture to imagetools raw format.
6	*
7	* 9/16/88
8	*/
9
10	#include <stdio.h>
11
12
13	#define PCOMM "pvalue -h -b -db"
14
15	#define MINVAL 1
16	#define MAXVAL 252
17
18	extern FILE popen(), freopen();
19
20
21	main(argc, argv)
22	int argc;
23	char *argv[];
24	{
25	register int c;
26	register FILE *fp;
27
28	if (argc > 3) {
29	fputs("Usage: ", stderr);
30	fputs(argv[0], stderr);
31	fputs(" [infile [outfile]]\n", stderr);
32	exit(1);
33	}
34	if (argc > 1 && freopen(argv[1], "r", stdin) == NULL) {
35	perror(argv[1]);
36	exit(1);
37	}
38	if (argc > 2 && freopen(argv[2], "w", stdout) == NULL) {
39	perror(argv[2]);
40	exit(1);
41	}
42	if ((fp = popen(PCOMM, "r")) == NULL) {
43	perror(argv[0]);
44	exit(1);
45	}
46	while ((c = getc(fp)) != EOF) {
47	if (c < MINVAL)
48	putc(MINVAL, stdout);
49	else if (c > MAXVAL)
50	putc(MAXVAL, stdout);
51	else
52	putc(c, stdout);
53	}
54	exit(pclose(fp));
55	}