From ed219ed36606be307403b46f969a82bf0568865b Mon Sep 17 00:00:00 2001
From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Tue, 10 Jul 2012 13:38:56 +0200
Subject: mss1: fix decoding masked regions in interframes
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Spotted by Alberto Delmás
---
 libavcodec/mss1.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libavcodec/mss1.c')

diff --git a/libavcodec/mss1.c b/libavcodec/mss1.c
index 523a9616bf..6eb9f1486e 100644
--- a/libavcodec/mss1.c
+++ b/libavcodec/mss1.c
@@ -499,7 +499,7 @@ static int decode_region_masked(MSS1Context *ctx, ArithCoder *acoder,
     dst  += x + y * stride;
     mask += x + y * mask_stride;
 
-    if (mask[0] != 0xFF)
+    if (mask[0] == 0xFF)
         dst[0] = decode_top_left_pixel(acoder, pctx);
     for (j = 0; j < height; j++) {
         for (i = 0; i < width; i++) {
-- 
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