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Reformat the output of the list of available AVOptions, by indenting the 

parameters of certain options and displaying them _right after_ the actual
option taking the parameter.

Originally committed as revision 6385 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Panagiotis Issaris 2006-09-29 19:36:12 +00:00
parent 6d6f42d202
commit d70ef6d761
1 changed files with 29 additions and 7 deletions
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36
libavcodec/opt.c
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@ -258,19 +258,28 @@ int64_t av_get_int(void *obj, const char *name, AVOption **o_out){
return num*intnum/den;
}
int av_opt_show(void *obj, void *av_log_obj){
static int opt_list(void *obj, void *av_log_obj, char *unit)
{
AVOption *opt=NULL;
if(!obj)
return -1;
av_log(av_log_obj, AV_LOG_INFO, "%s AVOptions:\n", (*(AVClass**)obj)->class_name);
while((opt= av_next_option(obj, opt))){
if(!(opt->flags & (AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM)))
continue;
av_log(av_log_obj, AV_LOG_INFO, "-%-17s ", opt->name);
/* Don't print CONST's on level one.
* Don't print anything but CONST's on level two.
* Only print items from the requested unit.
*/
if (!unit && opt->type==FF_OPT_TYPE_CONST)
continue;
else if (unit && opt->type!=FF_OPT_TYPE_CONST)
continue;
else if (unit && opt->type==FF_OPT_TYPE_CONST && strcmp(unit, opt->unit))
continue;
else if (unit && opt->type == FF_OPT_TYPE_CONST)
av_log(av_log_obj, AV_LOG_INFO, " %-15s ", opt->name);
else
av_log(av_log_obj, AV_LOG_INFO, "-%-17s ", opt->name);
switch( opt->type )
{
@ -309,7 +318,20 @@ int av_opt_show(void *obj, void *av_log_obj){
if(opt->help)
av_log(av_log_obj, AV_LOG_INFO, " %s", opt->help);
av_log(av_log_obj, AV_LOG_INFO, "\n");
if (opt->unit && opt->type != FF_OPT_TYPE_CONST) {
opt_list(obj, av_log_obj, opt->unit);
}
}
}
int av_opt_show(void *obj, void *av_log_obj){
if(!obj)
return -1;
av_log(av_log_obj, AV_LOG_INFO, "%s AVOptions:\n", (*(AVClass**)obj)->class_name);
opt_list(obj, av_log_obj, NULL);
return 0;
}