From 3da25dec5a11e2a36d5d663c9bff0166775b92e1 Mon Sep 17 00:00:00 2001 From: Jan Klemkow Date: Thu, 31 Jan 2013 14:14:54 +0100 Subject: describe parameter in usage part --- src/advtime.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/src/advtime.c b/src/advtime.c index 376d983..be0427e 100644 --- a/src/advtime.c +++ b/src/advtime.c @@ -86,7 +86,15 @@ frame_average(struct video_frame *frame) static void usage(void) { - fprintf(stderr, "advtime [-a] [-d] FILE\n"); + fprintf(stderr, + "advtime [-adfs] FILE\n" + "\n" + "OPTIONS\n" + "\t-a\tcalculate average color of a frame\n" + "\t-d\tcalculate difference betweenprev and next frame\n" + "\t-f\tprint frame number\n" + "\t-s\tsave frame from detected cut\n"); + exit(EXIT_FAILURE); } @@ -110,7 +118,7 @@ main(int argc, char **argv) diff_flag = 1; break; case 'f': - diff_flag = 1; + frame_flag = 1; break; case 's': showcut_flag = 1; -- cgit