[FFmpeg-cvslog] avfilter: switch to child_class_iterate()
Anton Khirnov
git at videolan.org
Wed Jun 10 13:53:09 EEST 2020
ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Wed May 27 15:34:07 2020 +0200| [aba98de6b89fd5a50d6308e9cd81bf17ec6bbe3d] | committer: Anton Khirnov
avfilter: switch to child_class_iterate()
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=aba98de6b89fd5a50d6308e9cd81bf17ec6bbe3d
---
libavfilter/avfilter.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index 394811916d..dd8074e462 100644
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -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,
};
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