av_warn_unused_result
int ff_default_query_formats(AVFilterContext *ctx);
-/**
- * Set the formats list to all existing formats.
- * This function behaves like ff_default_query_formats(), except it also
- * accepts channel layouts with unknown disposition. It should only be used
- * with audio filters.
+ /**
+ * Set the formats list to all known channel layouts. This function behaves
+ * like ff_default_query_formats(), except it only accepts known channel
+ * layouts. It should only be used with audio filters.
*/
av_warn_unused_result
-int ff_query_formats_all(AVFilterContext *ctx);
-
+int ff_query_formats_all_layouts(AVFilterContext *ctx);
/**
* Create a list of supported formats. This is intended for use in