@@ -20,6 +20,7 @@

 #include <stdio.h>

 #include "libavutil/buffer.h"

+#include "libavutil/hwcontext.h"

 #include "libavutil/imgutils.h"

 #include "libavutil/mem.h"

@@ -43,11 +44,16 @@ AVFrame *ff_default_get_video_buffer(AVFilterLink *link, int w, int h)

     if (!frame)

         return NULL;

-    frame->width  = w;

-    frame->height = h;

-    frame->format = link->format;

+    if (link->hw_frames_ctx &&

+        ((AVHWFramesContext*)link->hw_frames_ctx->data)->format == link->format) {

+        ret = av_hwframe_get_buffer(link->hw_frames_ctx, frame, 0);

+    } else {

+        frame->width  = w;

+        frame->height = h;

+        frame->format = link->format;

-    ret = av_frame_get_buffer(frame, 32);

+        ret = av_frame_get_buffer(frame, 32);

+    }

     if (ret < 0)

         av_frame_free(&frame);