src/px/ra_im.c

#ifndef lint
static const char       RCSid[] = "$Id: ra_im.c,v 2.3 2003/10/27 10:24:51 schorsch Exp $";
#endif
/*
 *  ra_im.c - convert Radiance picture to imagetools raw format.
 *
 *      9/16/88
 */

#include <stdio.h>

#include "rtprocess.h"

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

#define MINVAL          1
#define MAXVAL          252

extern FILE     *freopen();


int
main(
        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:	2.4
Committed:	Sun Mar 28 20:33:14 2004 UTC (20 years, 1 month ago) by schorsch
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad3R6P1, rad3R6
Changes since 2.3:	+6 -4 lines
Log Message:	Continued ANSIfication, and other fixes and clarifications.
#	User	Rev	Content
1	greg	1.1	#ifndef lint
2	schorsch	2.4	static const char RCSid[] = "$Id: ra_im.c,v 2.3 2003/10/27 10:24:51 schorsch Exp $";
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	schorsch	2.3	#include "rtprocess.h"
13	greg	1.1
14			#define PCOMM "pvalue -h -b -db"
15
16			#define MINVAL 1
17			#define MAXVAL 252
18
19	schorsch	2.3	extern FILE *freopen();
20	greg	1.1
21
22	schorsch	2.4	int
23			main(
24			int argc,
25			char *argv[]
26			)
27	greg	1.1	{
28			register int c;
29			register FILE *fp;
30
31			if (argc > 3) {
32			fputs("Usage: ", stderr);
33			fputs(argv[0], stderr);
34			fputs(" [infile [outfile]]\n", stderr);
35			exit(1);
36			}
37			if (argc > 1 && freopen(argv[1], "r", stdin) == NULL) {
38			perror(argv[1]);
39			exit(1);
40			}
41			if (argc > 2 && freopen(argv[2], "w", stdout) == NULL) {
42			perror(argv[2]);
43			exit(1);
44			}
45			if ((fp = popen(PCOMM, "r")) == NULL) {
46			perror(argv[0]);
47			exit(1);
48			}
49			while ((c = getc(fp)) != EOF) {
50			if (c < MINVAL)
51			putc(MINVAL, stdout);
52			else if (c > MAXVAL)
53			putc(MAXVAL, stdout);
54			else
55			putc(c, stdout);
56			}
57			exit(pclose(fp));
58			}