From bdf397ba4baa1fe4605527d26d3d2e4b66eb0fbc Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Thu, 11 Sep 2008 03:22:39 +0000
Subject: [PATCH] Do not do unneeded cliping in YSCALE_YUV_2_PACKEDX_C.
Originally committed as revision 27579 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
---
libswscale/swscale.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/libswscale/swscale.c b/libswscale/swscale.c
index e2b997ca19f..a1b0497f14b 100644
--- a/libswscale/swscale.c
+++ b/libswscale/swscale.c
@@ -434,7 +434,7 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
}
}
-#define YSCALE_YUV_2_PACKEDX_C(type) \
+#define YSCALE_YUV_2_PACKEDX_NOCLIP_C(type) \
for (i=0; i<(dstW>>1); i++){\
int j;\
int Y1 = 1<<18;\
@@ -458,6 +458,9 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
Y2>>=19;\
U >>=19;\
V >>=19;\
+
+#define YSCALE_YUV_2_PACKEDX_C(type) \
+ YSCALE_YUV_2_PACKEDX_NOCLIP_C(type)\
if ((Y1|Y2|U|V)&256)\
{\
if (Y1>255) Y1=255; \
@@ -496,7 +499,7 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
}
#define YSCALE_YUV_2_RGBX_C(type) \
- YSCALE_YUV_2_PACKEDX_C(type) \
+ YSCALE_YUV_2_PACKEDX_NOCLIP_C(type) \
r = (type *)c->table_rV[V]; \
g = (type *)(c->table_gU[U] + c->table_gV[V]); \
b = (type *)c->table_bU[U]; \
--
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