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https://github.com/python/cpython
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Fixed to understand new file format; and cosmetics.
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5d731fc88c
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@ -1,9 +1,14 @@
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/* Convert the first image of a CMIF video movie file to SGI .rgb format.
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usage: v2i videofile imagefile [planemask]
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link with -limage
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*/
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#include <stdio.h>
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#include <gl/image.h>
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long bm[1280];
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short rb[1280], gb[1280], bb[1280];
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long h, w;
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long w, h, pf;
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#define R(comp) ((comp) & 0xff)
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#define G(comp) (((comp)>>8) & 0xff)
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@ -20,7 +25,7 @@ main(argc, argv)
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if( argc != 3 && argc != 4) {
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fprintf(stderr, "Usage: v2i videofile imgfile [planemask]\n");
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exit(1);
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exit(2);
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}
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if ( argc == 4)
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pmask = atoi(argv[3]);
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@ -30,12 +35,23 @@ main(argc, argv)
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perror(argv[1]);
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exit(1);
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}
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gets(lbuf);
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if ( sscanf(lbuf, "(%d,%d)", &w, &h) != 2) {
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if (fgets(lbuf, sizeof lbuf, stdin) == NULL) {
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fprintf(stderr, "Immediate EOF\n");
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exit(1);
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}
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if (strncmp(lbuf, "CMIF", 4) == 0) {
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/* Skip optional header line */
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if (fgets(lbuf, sizeof lbuf, stdin) == NULL) {
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fprintf(stderr, "Immediate EOF after header\n");
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exit(1);
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}
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}
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pf = 2; /* Default */
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if ( sscanf(lbuf, "(%d,%d,%d)", &w, &h, &pf) < 2) {
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fprintf(stderr, "%s: bad size spec: %s\n", argv[0], lbuf);
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exit(1);
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}
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gets(lbuf); /* Skip time info */
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fgets(lbuf, sizeof lbuf, stdin); /* Skip time info */
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if ( w > 1280 ) {
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fprintf(stderr, "%s: Sorry, too wide\n", argv[0]);
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exit(1);
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