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Code Issues Releases Activity

avfilter: switch to child_class_iterate()

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This commit is contained in:
Anton Khirnov 2020-05-27 15:34:07 +02:00
parent 342230a537
commit aba98de6b8
1 changed files with 16 additions and 0 deletions
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16
libavfilter/avfilter.c
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@ -583,6 +583,7 @@ static void *filter_child_next(void *obj, void *prev)
return NULL;
}
#if FF_API_CHILD_CLASS_NEXT
static const AVClass *filter_child_class_next(const AVClass *prev)
{
void *opaque = NULL;
@ -604,6 +605,18 @@ static const AVClass *filter_child_class_next(const AVClass *prev)
return NULL;
}
#endif
static const AVClass *filter_child_class_iterate(void **iter)
{
const AVFilter *f;
while ((f = av_filter_iterate(iter)))
if (f->priv_class)
return f->priv_class;
return NULL;
}
#define OFFSET(x) offsetof(AVFilterContext, x)
#define FLAGS AV_OPT_FLAG_FILTERING_PARAM
@ -625,7 +638,10 @@ static const AVClass avfilter_class = {
.version = LIBAVUTIL_VERSION_INT,
.category = AV_CLASS_CATEGORY_FILTER,
.child_next = filter_child_next,
#if FF_API_CHILD_CLASS_NEXT
.child_class_next = filter_child_class_next,
#endif
.child_class_iterate = filter_child_class_iterate,
.option = avfilter_options,
};