From 5043d8d213f18fbc010d2e2770d8642ebefb45df Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20B=C5=93sch?= <ubitux@gmail.com>
Date: Wed, 1 May 2013 14:27:23 +0200
Subject: [PATCH] lavfi/alphaextract: copy width and not linesize.

Padding data is not supposed to be copied.
---
 libavfilter/vf_alphaextract.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/libavfilter/vf_alphaextract.c b/libavfilter/vf_alphaextract.c
index 62ceecff5f..d19a0f7bda 100644
--- a/libavfilter/vf_alphaextract.c
+++ b/libavfilter/vf_alphaextract.c
@@ -86,12 +86,11 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *cur_buf)
             }
         }
     } else {
-        const int linesize = abs(FFMIN(out_buf->linesize[Y], cur_buf->linesize[A]));
         int y;
         for (y = 0; y < outlink->h; y++) {
             memcpy(out_buf->data[Y] + y * out_buf->linesize[Y],
                    cur_buf->data[A] + y * cur_buf->linesize[A],
-                   linesize);
+                   outlink->w);
         }
     }