From b3dd30db0b2d857147fc0e1461a00bd6172a26a3 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Tue, 2 Feb 2016 09:47:16 +0100
Subject: lavfi: pass the hw frames context through the filter chain

---
 libavfilter/avfilter.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'libavfilter/avfilter.h')

diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h
index 18908583a2..0a0c415790 100644
--- a/libavfilter/avfilter.h
+++ b/libavfilter/avfilter.h
@@ -35,6 +35,7 @@
 
 #include "libavutil/attributes.h"
 #include "libavutil/avutil.h"
+#include "libavutil/buffer.h"
 #include "libavutil/frame.h"
 #include "libavutil/log.h"
 #include "libavutil/samplefmt.h"
@@ -387,6 +388,12 @@ struct AVFilterLink {
      * Sinks can use it to set a default output frame rate.
      */
     AVRational frame_rate;
+
+    /**
+     * For hwaccel pixel formats, this should be a reference to the
+     * AVHWFramesContext describing the frames.
+     */
+    AVBufferRef *hw_frames_ctx;
 };
 
 /**
-- 
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