Mercurial > hg > wm
diff Meerwald/cmp_ppm.c @ 11:a5249f7d45f7
improve cmp_ppm usage help
| author | Peter Meerwald <pmeerw@cosy.sbg.ac.at> |
|---|---|
| date | Thu, 01 May 2008 18:19:13 +0200 |
| parents | aa7b4c3a7313 |
| children | bd669312f068 |
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--- a/Meerwald/cmp_ppm.c Thu May 01 18:15:14 2008 +0200 +++ b/Meerwald/cmp_ppm.c Thu May 01 18:19:13 2008 +0200 @@ -11,6 +11,7 @@ void usage(void) { fprintf(stderr, "usage: %s -c name [-C] [-h] [-m n] [-o file] [-pP] -i file file\n\n", progname); fprintf(stderr, "\t-c name\t\tcolor component (default luminance)\n"); + fprintf(stderr, "\t\t\teg. red, green, blue, luminance\n"); fprintf(stderr, "\t-C\t\tprint PSNR value only\n"); fprintf(stderr, "\t-h\t\tprint usage\n"); fprintf(stderr, "\t-i file\t\toriginal image file\n");