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Fix yuv2rgb C functions to work for widths divisible by 4 but not by 8

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Originally committed as revision 23508 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
This commit is contained in:
Reimar Döffinger 2007-06-08 07:49:59 +00:00
parent 4fbd52f0b8
commit 1a18eaf760
1 changed files with 38 additions and 4 deletions
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42
libswscale/yuv2rgb.c
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@ -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