typedef gboolean (*GstBufferForeachMetaFunc) (GstBuffer *buffer, GstMeta **meta,
gpointer user_data);
-GstMeta * gst_buffer_get_meta (GstBuffer *buffer, const GstMetaInfo *info);
+GstMeta * gst_buffer_get_meta (GstBuffer *buffer, GType api);
GstMeta * gst_buffer_add_meta (GstBuffer *buffer, const GstMetaInfo *info,
gpointer params);
gboolean gst_buffer_remove_meta (GstBuffer *buffer, GstMeta *meta);