lavfi: add avfilter_pad_get_type() and avfilter_pad_get_name().

This will allow making AVFilterPad opaque for the calling apps, since
those are the only two fields that can be useful to the users.

1 files changed, 10 insertions, 0 deletions

diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index 9b62be33ca..0507b2acbd 100644
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -429,6 +429,16 @@ int avfilter_init_filter(AVFilterContext *filter, const char *args, void *opaque
     return ret;
 }
 
+const char *avfilter_pad_get_name(AVFilterPad *pads, int pad_idx)
+{
+    return pads[pad_idx].name;
+}
+
+enum AVMediaType avfilter_pad_get_type(AVFilterPad *pads, int pad_idx)
+{
+    return pads[pad_idx].type;
+}
+
 #if FF_API_DEFAULT_CONFIG_OUTPUT_LINK
 int avfilter_default_config_output_link(AVFilterLink *link)
 {