When converting from a non alpha format to an alpha format, defaults to all ones rather than all zeroes

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@28756 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 14 insertions, 13 deletions

diff --git a/libswscale/swscale_template.c b/libswscale/swscale_template.c
index ba2b6f99c6..3262b6ee85 100644
--- a/libswscale/swscale_template.c
+++ b/libswscale/swscale_template.c
@@ -1031,7 +1031,7 @@ static inline void RENAME(yuv2packedX)(SwsContext *c, int16_t *lumFilter, int16_
             case PIX_FMT_RGB32:
                 YSCALEYUV2PACKEDX_ACCURATE
                 YSCALEYUV2RGBX
-                "pxor %%mm7, %%mm7 \n\t"
+                "pcmpeqd %%mm7, %%mm7 \n\t"
                 WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
 
                 YSCALEYUV2PACKEDX_END
@@ -1097,7 +1097,7 @@ static inline void RENAME(yuv2packedX)(SwsContext *c, int16_t *lumFilter, int16_
             case PIX_FMT_RGB32:
                 YSCALEYUV2PACKEDX
                 YSCALEYUV2RGBX
-                "pxor %%mm7, %%mm7 \n\t"
+                "pcmpeqd %%mm7, %%mm7 \n\t"
                 WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
                 YSCALEYUV2PACKEDX_END
                 return;
@@ -1196,7 +1196,7 @@ static inline void RENAME(yuv2packed2)(SwsContext *c, uint16_t *buf0, uint16_t *
                 "mov        %4, %%"REG_b"               \n\t"
                 "push %%"REG_BP"                        \n\t"
                 YSCALEYUV2RGB(%%REGBP, %5)
-                "pxor    %%mm7, %%mm7                   \n\t"
+                "pcmpeqd %%mm7, %%mm7                   \n\t"
                 WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
                 "pop %%"REG_BP"                         \n\t"
                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
@@ -1312,7 +1312,7 @@ static inline void RENAME(yuv2packed1)(SwsContext *c, uint16_t *buf0, uint16_t *
                 "mov        %4, %%"REG_b"               \n\t"
                 "push %%"REG_BP"                        \n\t"
                 YSCALEYUV2RGB1(%%REGBP, %5)
-                "pxor    %%mm7, %%mm7                   \n\t"
+                "pcmpeqd %%mm7, %%mm7                   \n\t"
                 WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
                 "pop %%"REG_BP"                         \n\t"
                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
@@ -1405,7 +1405,7 @@ static inline void RENAME(yuv2packed1)(SwsContext *c, uint16_t *buf0, uint16_t *
                 "mov        %4, %%"REG_b"               \n\t"
                 "push %%"REG_BP"                        \n\t"
                 YSCALEYUV2RGB1b(%%REGBP, %5)
-                "pxor    %%mm7, %%mm7                   \n\t"
+                "pcmpeqd %%mm7, %%mm7                   \n\t"
                 WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
                 "pop %%"REG_BP"                         \n\t"
                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
@@ -1642,7 +1642,7 @@ BGR2Y(uint16_t, bgr15ToY, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, RY<<10, GY<<5, BY
 BGR2Y(uint16_t, rgb16ToY, 0, 0, 0, 0xF800, 0x07E0, 0x001F, RY    , GY<<5, BY<<11, RGB2YUV_SHIFT+8)
 BGR2Y(uint16_t, rgb15ToY, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, RY    , GY<<5, BY<<10, RGB2YUV_SHIFT+7)
 
-#define BGR2UV(type, name, shr, shg, shb, maskr, maskg, maskb, RU, GU, BU, RV, GV, BV, S)\
+#define BGR2UV(type, name, shr, shg, shb, maska, maskr, maskg, maskb, RU, GU, BU, RV, GV, BV, S)\
 static inline void RENAME(name)(uint8_t *dstU, uint8_t *dstV, uint8_t *src, uint8_t *dummy, long width, uint32_t *unused)\
 {\
     int i;\
@@ -1663,9 +1663,10 @@ static inline void RENAME(name ## _half)(uint8_t *dstU, uint8_t *dstV, uint8_t *
     {\
         int pix0= ((type*)src)[2*i+0];\
         int pix1= ((type*)src)[2*i+1];\
-        int g= (pix0&maskg)+(pix1&maskg);\
+        int g= (pix0&(maskg|maska))+(pix1&(maskg|maska));\
         int b= ((pix0+pix1-g)&(maskb|(2*maskb)))>>shb;\
         int r= ((pix0+pix1-g)&(maskr|(2*maskr)))>>shr;\
+        g&= maskg|(2*maskg);\
 \
         g>>=shg;\
 \
@@ -1674,12 +1675,12 @@ static inline void RENAME(name ## _half)(uint8_t *dstU, uint8_t *dstV, uint8_t *
     }\
 }
 
-BGR2UV(uint32_t, bgr32ToUV,16, 0, 0, 0xFF0000, 0xFF00, 0x00FF, RU<< 8, GU   , BU<< 8, RV<< 8, GV   , BV<< 8, RGB2YUV_SHIFT+8)
-BGR2UV(uint32_t, rgb32ToUV, 0, 0,16, 0x00FF, 0xFF00, 0xFF0000, RU<< 8, GU   , BU<< 8, RV<< 8, GV   , BV<< 8, RGB2YUV_SHIFT+8)
-BGR2UV(uint16_t, bgr16ToUV, 0, 0, 0, 0x001F, 0x07E0, 0xF800, RU<<11, GU<<5, BU    , RV<<11, GV<<5, BV    , RGB2YUV_SHIFT+8)
-BGR2UV(uint16_t, bgr15ToUV, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, RU<<10, GU<<5, BU    , RV<<10, GV<<5, BV    , RGB2YUV_SHIFT+7)
-BGR2UV(uint16_t, rgb16ToUV, 0, 0, 0, 0xF800, 0x07E0, 0x001F, RU    , GU<<5, BU<<11, RV    , GV<<5, BV<<11, RGB2YUV_SHIFT+8)
-BGR2UV(uint16_t, rgb15ToUV, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, RU    , GU<<5, BU<<10, RV    , GV<<5, BV<<10, RGB2YUV_SHIFT+7)
+BGR2UV(uint32_t, bgr32ToUV,16, 0, 0, 0xFF000000, 0xFF0000, 0xFF00,   0x00FF, RU<< 8, GU   , BU<< 8, RV<< 8, GV   , BV<< 8, RGB2YUV_SHIFT+8)
+BGR2UV(uint32_t, rgb32ToUV, 0, 0,16, 0xFF000000,   0x00FF, 0xFF00, 0xFF0000, RU<< 8, GU   , BU<< 8, RV<< 8, GV   , BV<< 8, RGB2YUV_SHIFT+8)
+BGR2UV(uint16_t, bgr16ToUV, 0, 0, 0,          0,   0x001F, 0x07E0,   0xF800, RU<<11, GU<<5, BU    , RV<<11, GV<<5, BV    , RGB2YUV_SHIFT+8)
+BGR2UV(uint16_t, bgr15ToUV, 0, 0, 0,          0,   0x001F, 0x03E0,   0x7C00, RU<<10, GU<<5, BU    , RV<<10, GV<<5, BV    , RGB2YUV_SHIFT+7)
+BGR2UV(uint16_t, rgb16ToUV, 0, 0, 0,          0,   0xF800, 0x07E0,   0x001F, RU    , GU<<5, BU<<11, RV    , GV<<5, BV<<11, RGB2YUV_SHIFT+8)
+BGR2UV(uint16_t, rgb15ToUV, 0, 0, 0,          0,   0x7C00, 0x03E0,   0x001F, RU    , GU<<5, BU<<10, RV    , GV<<5, BV<<10, RGB2YUV_SHIFT+7)
 
 #if HAVE_MMX
 static inline void RENAME(bgr24ToY_mmx)(uint8_t *dst, uint8_t *src, long width, int srcFormat)