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
#	User	Rev	Content
1	greg	1.1	#ifndef lint
2	greg	2.2	static const char RCSid[] = "$Id$";
3	greg	1.1	#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			}