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ges: easier to understand ges-launch summary

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Luis de Bethencourt 2011-08-01 13:42:17 +02:00
parent 5f457a23d1
commit d8d93aad82
1 changed files with 15 additions and 9 deletions
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24
tools/ges-launch.c
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@ -448,15 +448,21 @@ main (int argc, gchar ** argv)
ctx = g_option_context_new ("- plays or renders a timeline.");
g_option_context_set_summary (ctx,
"A timeline is a sequence of files, patterns, and transitions.\n"
"Transitions can only go between patterns or files.\n\n"
"A file is a tripplet of:\n"
" * filename\n"
" * inpoint (in seconds)\n"
" * duration (in seconds) If 0, full file length\n\n"
"Patterns and transitions are triplets of:\n"
" * \"+pattern\" | \"+transition\"\n"
" * <type>\n" " * duration (in seconds, must be greater than 0)\n");
"ges-launch renders a timeline, which can be specified on the commandline,\n"
"or loaded from a file using the -q option.\n\n"
"A timeline is a list of files, patterns, and transitions to be rendered\n"
"one after the other. Files and Patterns provide video and audio as the\n"
"primary input, and transitions animate between the end of one file/pattern\n"
"and the beginning of a new one. Hence, transitions can only be listed\n"
"in between patterns or files.\n\n"
"A file is a triplet of filename, inpoint (in seconds) and\n"
"duration (in seconds). If the duration is 0, the full file length is used.\n\n"
"Patterns and transitions are triplets that begin with either \"+pattern\"\n"
"or \"+transition\", followed by a <type> and duration (in seconds, must be\n"
"greater than 0)\n\n"
"Durations in all cases can be fractions of a second.\n\n"
"Example:\n"
"ges-launch file1.avi 0 45 +transition crossfade 3.5 file2.avi 0 0");
g_option_context_add_main_entries (ctx, options, NULL);
g_option_context_add_group (ctx, gst_init_get_option_group ());