From 42d622fab31dbcae91fd4b0810e0ac07027e2df1 Mon Sep 17 00:00:00 2001
From: "Ronald S. Bultje" <rsbultje@gmail.com>
Date: Fri, 8 Jul 2011 14:52:52 -0700
Subject: swscale: fix 16-bit scaling when output is 8-bits.

We would use the second half of the U plane buffer, rather than the
V plane buffer, to output the V plane pixels.
---
 libswscale/utils.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libswscale/utils.c')

diff --git a/libswscale/utils.c b/libswscale/utils.c
index 9f0bb7a8b9..fd10fa03fb 100644
--- a/libswscale/utils.c
+++ b/libswscale/utils.c
@@ -1053,7 +1053,7 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
     for (i=0; i<c->vChrBufSize; i++) {
         FF_ALLOC_OR_GOTO(c, c->chrUPixBuf[i+c->vChrBufSize], dst_stride*2+1, fail);
         c->chrUPixBuf[i] = c->chrUPixBuf[i+c->vChrBufSize];
-        c->chrVPixBuf[i] = c->chrVPixBuf[i+c->vChrBufSize] = c->chrUPixBuf[i] + dst_stride_px;
+        c->chrVPixBuf[i] = c->chrVPixBuf[i+c->vChrBufSize] = c->chrUPixBuf[i] + (dst_stride >> 1);
     }
     if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf)
         for (i=0; i<c->vLumBufSize; i++) {
-- 
cgit v1.2.3