From 8283f90a52ee5feb5292df3707d4846c3c5d8049 Mon Sep 17 00:00:00 2001
From: "Ronald S. Bultje" <rsbultje@gmail.com>
Date: Sun, 13 Nov 2011 05:40:41 +0100
Subject: [PATCH] swscale: handle unaligned buffers in yuv2plane1

The issue had been introduced in
c435653627529e22d74214c2266f571255e404d6

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
---
 libswscale/x86/scale.asm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libswscale/x86/scale.asm b/libswscale/x86/scale.asm
index 64699ea175..3bdf71b542 100644
--- a/libswscale/x86/scale.asm
+++ b/libswscale/x86/scale.asm
@@ -718,6 +718,8 @@ yuv2planeX_fn avx,  10,  7, 5
 
 %macro yuv2plane1_fn 3
 cglobal yuv2plane1_%1, %3, %3, %2
+    add             r2, mmsize - 1
+    and             r2, ~(mmsize - 1)
 %if %1 == 8
     add             r1, r2
 %else ; %1 != 8