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cmdutils/avtools: simplify show_help() by using av_opt_child_class_next()

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This commit is contained in:
Anton Khirnov 2011-10-04 14:50:00 +02:00
parent 145f741e11
commit 7a6cd9957d
5 changed files with 24 additions and 55 deletions
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10
cmdutils.c
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@ -130,6 +130,16 @@ void show_help_options(const OptionDef *options, const char *msg, int mask, int
}
}
void show_help_children(const AVClass *class, int flags)
{
const AVClass *child = NULL;
av_opt_show2(&class, NULL, flags, 0);
printf("\n");
while (child = av_opt_child_class_next(class, child))
show_help_children(child, flags);
}
static const OptionDef* find_option(const OptionDef *po, const char *name){
const char *p = strchr(name, ':');
int len = p ? p - name : strlen(name);