Merge commit '5655732c77f2df9c1dfbddc30cd4844390a6921f'

* commit '5655732c77f2df9c1dfbddc30cd4844390a6921f':
  avfilter: add needs_writable field to the internal AVFilterPad structure

Merged-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 8 insertions, 0 deletions

diff --git a/libavfilter/internal.h b/libavfilter/internal.h
index 5e19698d07..308b115b89 100644
--- a/libavfilter/internal.h
+++ b/libavfilter/internal.h
@@ -141,6 +141,14 @@ struct AVFilterPad {
      * input pads only.
      */
     int needs_fifo;
+
+    /**
+     * The filter expects writable frames from its input link,
+     * duplicating data buffers if needed.
+     *
+     * input pads only.
+     */
+    int needs_writable;
 };
 #endif