[SCM] libav/experimental: Fix yuv2rgb C functions to work for widths divisible by 4 but not by 8
siretart at users.alioth.debian.org
siretart at users.alioth.debian.org
Sun Jun 30 16:01:18 UTC 2013
The following commit has been merged in the experimental branch:
commit 1a18eaf7606a486346cb1a2a9267a0c1970b8e28
Author: Reimar Döffinger <Reimar.Doeffinger at gmx.de>
Date: Fri Jun 8 07:49:59 2007 +0000
Fix yuv2rgb C functions to work for widths divisible by 4 but not by 8
Originally committed as revision 23508 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
diff --git a/libswscale/yuv2rgb.c b/libswscale/yuv2rgb.c
index 009219a..6bd88fd 100644
--- a/libswscale/yuv2rgb.c
+++ b/libswscale/yuv2rgb.c
@@ -276,7 +276,7 @@ static int func_name(SwsContext *c, uint8_t* src[], int srcStride[], int srcSlic
int av_unused U, V;\
int Y;\
-#define EPILOG(dst_delta)\
+#define EPILOG1(dst_delta)\
pu += 4;\
pv += 4;\
py_1 += 8;\
@@ -284,10 +284,20 @@ static int func_name(SwsContext *c, uint8_t* src[], int srcStride[], int srcSlic
dst_1 += dst_delta;\
dst_2 += dst_delta;\
}\
+ if (c->dstW & 4) {\
+ int av_unused U, V;\
+ int Y;\
+
+#define EPILOG2()\
+ }\
}\
return srcSliceH;\
}
+#define EPILOG(dst_delta)\
+ EPILOG1(dst_delta)\
+ EPILOG2()
+
PROLOG(yuv2rgb_c_32, uint32_t)
RGB(0);
DST1(0);
@@ -304,7 +314,15 @@ PROLOG(yuv2rgb_c_32, uint32_t)
RGB(3);
DST2(3);
DST1(3);
-EPILOG(8)
+EPILOG1(8)
+ RGB(0);
+ DST1(0);
+ DST2(0);
+
+ RGB(1);
+ DST2(1);
+ DST1(1);
+EPILOG2()
PROLOG(yuv2rgb_c_24_rgb, uint8_t)
RGB(0);
@@ -322,7 +340,15 @@ PROLOG(yuv2rgb_c_24_rgb, uint8_t)
RGB(3);
DST2RGB(3);
DST1RGB(3);
-EPILOG(24)
+EPILOG1(24)
+ RGB(0);
+ DST1RGB(0);
+ DST2RGB(0);
+
+ RGB(1);
+ DST2RGB(1);
+ DST1RGB(1);
+EPILOG2()
// only trivial mods from yuv2rgb_c_24_rgb
PROLOG(yuv2rgb_c_24_bgr, uint8_t)
@@ -341,7 +367,15 @@ PROLOG(yuv2rgb_c_24_bgr, uint8_t)
RGB(3);
DST2BGR(3);
DST1BGR(3);
-EPILOG(24)
+EPILOG1(24)
+ RGB(0);
+ DST1BGR(0);
+ DST2BGR(0);
+
+ RGB(1);
+ DST2BGR(1);
+ DST1BGR(1);
+EPILOG2()
// This is exactly the same code as yuv2rgb_c_32 except for the types of
// r, g, b, dst_1, dst_2
--
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