---
libavfilter/avfilter.h | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h
index 9f14afd..1b42086 100644
--- a/libavfilter/avfilter.h
+++ b/libavfilter/avfilter.h
@@ -358,6 +358,12 @@ struct AVFilterPad {
*/
int needs_fifo;
+ /**
+ * The filter expects writable frames from its input link,
+ * duplicating data buffers if needed.
+ *
+ * input pads only.
+ */
int needs_writable;
};
#endif
--
1.7.9.5
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