]> git.sesse.net Git - ffmpeg/blobdiff - libswscale/swscale_template.c
Read extradata (justification, colors, fonts, etc) for mov/mp4 timed text
[ffmpeg] / libswscale / swscale_template.c
index be7009c7ce7fbc94e26ae4d51c86275f59459e36..4c8bc6e06643af81afa3150c8109f77b8a7b21ee 100644 (file)
@@ -30,7 +30,7 @@
 #undef SFENCE
 
 #ifdef HAVE_3DNOW
-/* On K6 femms is faster than emms. On K7 femms is directly mapped on emms. */
+/* On K6 femms is faster than emms. On K7 femms is directly mapped to emms. */
 #define EMMS     "femms"
 #else
 #define EMMS     "emms"
@@ -71,7 +71,7 @@
 #endif
 
 #define YSCALEYUV2YV12X(x, offset, dest, width) \
-    asm volatile(\
+    __asm__ volatile(\
     "xor                          %%"REG_a", %%"REG_a"  \n\t"\
     "movq             "VROUNDER_OFFSET"(%0), %%mm3      \n\t"\
     "movq                             %%mm3, %%mm4      \n\t"\
     );
 
 #define YSCALEYUV2YV12X_ACCURATE(x, offset, dest, width) \
-    asm volatile(\
+    __asm__ volatile(\
     "lea                     " offset "(%0), %%"REG_d"  \n\t"\
     "xor                          %%"REG_a", %%"REG_a"  \n\t"\
     "pxor                             %%mm4, %%mm4      \n\t"\
     "1:                                   \n\t"\
     "movq  (%0, %%"REG_a", 2), %%mm0      \n\t"\
     "movq 8(%0, %%"REG_a", 2), %%mm1      \n\t"\
-    "padd             %%mm7, %%mm0      \n\t"\
-    "padd             %%mm7, %%mm1      \n\t"\
+    "paddsw             %%mm7, %%mm0      \n\t"\
+    "paddsw             %%mm7, %%mm1      \n\t"\
     "psraw                 $7, %%mm0      \n\t"\
     "psraw                 $7, %%mm1      \n\t"\
     "packuswb           %%mm1, %%mm0      \n\t"\
     : "%eax", "%ebx", "%ecx", "%edx", "%esi"
 */
 #define YSCALEYUV2PACKEDX \
-    asm volatile(\
+    __asm__ volatile(\
     "xor                   %%"REG_a", %%"REG_a"     \n\t"\
     ASMALIGN(4)\
     "nop                                            \n\t"\
     );
 
 #define YSCALEYUV2PACKEDX_ACCURATE \
-    asm volatile(\
+    __asm__ volatile(\
     "xor %%"REG_a", %%"REG_a"                       \n\t"\
     ASMALIGN(4)\
     "nop                                            \n\t"\
     "packuswb        %%mm6, %%mm5       \n\t"\
     "packuswb        %%mm3, %%mm4       \n\t"\
     "pxor            %%mm7, %%mm7       \n\t"
-#if 0
-#define FULL_YSCALEYUV2RGB \
-    "pxor                 %%mm7, %%mm7  \n\t"\
-    "movd                    %6, %%mm6  \n\t" /*yalpha1*/\
-    "punpcklwd            %%mm6, %%mm6  \n\t"\
-    "punpcklwd            %%mm6, %%mm6  \n\t"\
-    "movd                    %7, %%mm5  \n\t" /*uvalpha1*/\
-    "punpcklwd            %%mm5, %%mm5  \n\t"\
-    "punpcklwd            %%mm5, %%mm5  \n\t"\
-    "xor              %%"REG_a", %%"REG_a"  \n\t"\
-    ASMALIGN(4)\
-    "1:                                 \n\t"\
-    "movq     (%0, %%"REG_a",2), %%mm0  \n\t" /*buf0[eax]*/\
-    "movq     (%1, %%"REG_a",2), %%mm1  \n\t" /*buf1[eax]*/\
-    "movq     (%2, %%"REG_a",2), %%mm2  \n\t" /* uvbuf0[eax]*/\
-    "movq     (%3, %%"REG_a",2), %%mm3  \n\t" /* uvbuf1[eax]*/\
-    "psubw                %%mm1, %%mm0  \n\t" /* buf0[eax] - buf1[eax]*/\
-    "psubw                %%mm3, %%mm2  \n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\
-    "pmulhw               %%mm6, %%mm0  \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
-    "pmulhw               %%mm5, %%mm2  \n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\
-    "psraw                   $4, %%mm1  \n\t" /* buf0[eax] - buf1[eax] >>4*/\
-    "movq "AV_STRINGIFY(VOF)"(%2, %%"REG_a",2), %%mm4  \n\t" /* uvbuf0[eax+2048]*/\
-    "psraw                   $4, %%mm3  \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
-    "paddw                %%mm0, %%mm1  \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
-    "movq "AV_STRINGIFY(VOF)"(%3, %%"REG_a",2), %%mm0  \n\t" /* uvbuf1[eax+2048]*/\
-    "paddw                %%mm2, %%mm3  \n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\
-    "psubw                %%mm0, %%mm4  \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\
-    "psubw        "MANGLE(w80)", %%mm1  \n\t" /* 8(Y-16)*/\
-    "psubw       "MANGLE(w400)", %%mm3  \n\t" /* 8(U-128)*/\
-    "pmulhw    "MANGLE(yCoeff)", %%mm1  \n\t"\
-\
-\
-    "pmulhw               %%mm5, %%mm4  \n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\
-    "movq                 %%mm3, %%mm2  \n\t" /* (U-128)8*/\
-    "pmulhw   "MANGLE(ubCoeff)", %%mm3  \n\t"\
-    "psraw                   $4, %%mm0  \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
-    "pmulhw   "MANGLE(ugCoeff)", %%mm2  \n\t"\
-    "paddw                %%mm4, %%mm0  \n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\
-    "psubw       "MANGLE(w400)", %%mm0  \n\t" /* (V-128)8*/\
-\
-\
-    "movq                 %%mm0, %%mm4  \n\t" /* (V-128)8*/\
-    "pmulhw   "MANGLE(vrCoeff)", %%mm0  \n\t"\
-    "pmulhw   "MANGLE(vgCoeff)", %%mm4  \n\t"\
-    "paddw                %%mm1, %%mm3  \n\t" /* B*/\
-    "paddw                %%mm1, %%mm0  \n\t" /* R*/\
-    "packuswb             %%mm3, %%mm3  \n\t"\
-\
-    "packuswb             %%mm0, %%mm0  \n\t"\
-    "paddw                %%mm4, %%mm2  \n\t"\
-    "paddw                %%mm2, %%mm1  \n\t" /* G*/\
-\
-    "packuswb             %%mm1, %%mm1  \n\t"
-#endif
 
 #define REAL_YSCALEYUV2PACKED(index, c) \
     "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0              \n\t"\
@@ -950,22 +896,25 @@ static inline void RENAME(yuv2yuvX)(SwsContext *c, int16_t *lumFilter, int16_t *
                                     uint8_t *dest, uint8_t *uDest, uint8_t *vDest, long dstW, long chrDstW)
 {
 #ifdef HAVE_MMX
-    if (c->flags & SWS_ACCURATE_RND){
-        if (uDest){
-            YSCALEYUV2YV12X_ACCURATE(   "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW)
-            YSCALEYUV2YV12X_ACCURATE(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW)
-        }
+    if(!(c->flags & SWS_BITEXACT)){
+        if (c->flags & SWS_ACCURATE_RND){
+            if (uDest){
+                YSCALEYUV2YV12X_ACCURATE(   "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW)
+                YSCALEYUV2YV12X_ACCURATE(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW)
+            }
 
-        YSCALEYUV2YV12X_ACCURATE("0", LUM_MMX_FILTER_OFFSET, dest, dstW)
-    }else{
-        if (uDest){
-            YSCALEYUV2YV12X(   "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW)
-            YSCALEYUV2YV12X(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW)
-        }
+            YSCALEYUV2YV12X_ACCURATE("0", LUM_MMX_FILTER_OFFSET, dest, dstW)
+        }else{
+            if (uDest){
+                YSCALEYUV2YV12X(   "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW)
+                YSCALEYUV2YV12X(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW)
+            }
 
-        YSCALEYUV2YV12X("0", LUM_MMX_FILTER_OFFSET, dest, dstW)
+            YSCALEYUV2YV12X("0", LUM_MMX_FILTER_OFFSET, dest, dstW)
+        }
+        return;
     }
-#else
+#endif
 #ifdef HAVE_ALTIVEC
 yuv2yuvX_altivec_real(lumFilter, lumSrc, lumFilterSize,
                       chrFilter, chrSrc, chrFilterSize,
@@ -975,7 +924,6 @@ yuv2yuvXinC(lumFilter, lumSrc, lumFilterSize,
             chrFilter, chrSrc, chrFilterSize,
             dest, uDest, vDest, dstW, chrDstW);
 #endif //!HAVE_ALTIVEC
-#endif /* HAVE_MMX */
 }
 
 static inline void RENAME(yuv2nv12X)(SwsContext *c, int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
@@ -990,34 +938,36 @@ yuv2nv12XinC(lumFilter, lumSrc, lumFilterSize,
 static inline void RENAME(yuv2yuv1)(SwsContext *c, int16_t *lumSrc, int16_t *chrSrc,
                                     uint8_t *dest, uint8_t *uDest, uint8_t *vDest, long dstW, long chrDstW)
 {
+    int i;
 #ifdef HAVE_MMX
-    long p= uDest ? 3 : 1;
-    uint8_t *src[3]= {lumSrc + dstW, chrSrc + chrDstW, chrSrc + VOFW + chrDstW};
-    uint8_t *dst[3]= {dest, uDest, vDest};
-    long counter[3] = {dstW, chrDstW, chrDstW};
-
-    if (c->flags & SWS_ACCURATE_RND){
-        while(p--){
-            asm volatile(
-                YSCALEYUV2YV121_ACCURATE
-                :: "r" (src[p]), "r" (dst[p] + counter[p]),
-                "g" (-counter[p])
-                : "%"REG_a
-            );
-        }
-    }else{
-        while(p--){
-            asm volatile(
-                YSCALEYUV2YV121
-                :: "r" (src[p]), "r" (dst[p] + counter[p]),
-                "g" (-counter[p])
-                : "%"REG_a
-            );
+    if(!(c->flags & SWS_BITEXACT)){
+        long p= uDest ? 3 : 1;
+        uint8_t *src[3]= {lumSrc + dstW, chrSrc + chrDstW, chrSrc + VOFW + chrDstW};
+        uint8_t *dst[3]= {dest, uDest, vDest};
+        long counter[3] = {dstW, chrDstW, chrDstW};
+
+        if (c->flags & SWS_ACCURATE_RND){
+            while(p--){
+                __asm__ volatile(
+                    YSCALEYUV2YV121_ACCURATE
+                    :: "r" (src[p]), "r" (dst[p] + counter[p]),
+                    "g" (-counter[p])
+                    : "%"REG_a
+                );
+            }
+        }else{
+            while(p--){
+                __asm__ volatile(
+                    YSCALEYUV2YV121
+                    :: "r" (src[p]), "r" (dst[p] + counter[p]),
+                    "g" (-counter[p])
+                    : "%"REG_a
+                );
+            }
         }
+        return;
     }
-
-#else
-    int i;
+#endif
     for (i=0; i<dstW; i++)
     {
         int val= (lumSrc[i]+64)>>7;
@@ -1046,7 +996,6 @@ static inline void RENAME(yuv2yuv1)(SwsContext *c, int16_t *lumSrc, int16_t *chr
             uDest[i]= u;
             vDest[i]= v;
         }
-#endif
 }
 
 
@@ -1059,126 +1008,128 @@ static inline void RENAME(yuv2packedX)(SwsContext *c, int16_t *lumFilter, int16_
 {
 #ifdef HAVE_MMX
     long dummy=0;
-    if (c->flags & SWS_ACCURATE_RND){
-        switch(c->dstFormat){
-        case PIX_FMT_RGB32:
-            YSCALEYUV2PACKEDX_ACCURATE
-            YSCALEYUV2RGBX
-            WRITEBGR32(%4, %5, %%REGa)
-
-            YSCALEYUV2PACKEDX_END
-            return;
-        case PIX_FMT_BGR24:
-            YSCALEYUV2PACKEDX_ACCURATE
-            YSCALEYUV2RGBX
-            "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"\n\t" //FIXME optimize
-            "add %4, %%"REG_c"                        \n\t"
-            WRITEBGR24(%%REGc, %5, %%REGa)
-
-
-            :: "r" (&c->redDither),
-               "m" (dummy), "m" (dummy), "m" (dummy),
-               "r" (dest), "m" (dstW)
-            : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
-            );
-            return;
-        case PIX_FMT_RGB555:
-            YSCALEYUV2PACKEDX_ACCURATE
-            YSCALEYUV2RGBX
-            /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
+    if(!(c->flags & SWS_BITEXACT)){
+        if (c->flags & SWS_ACCURATE_RND){
+            switch(c->dstFormat){
+            case PIX_FMT_RGB32:
+                YSCALEYUV2PACKEDX_ACCURATE
+                YSCALEYUV2RGBX
+                WRITEBGR32(%4, %5, %%REGa)
+
+                YSCALEYUV2PACKEDX_END
+                return;
+            case PIX_FMT_BGR24:
+                YSCALEYUV2PACKEDX_ACCURATE
+                YSCALEYUV2RGBX
+                "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"\n\t" //FIXME optimize
+                "add %4, %%"REG_c"                        \n\t"
+                WRITEBGR24(%%REGc, %5, %%REGa)
+
+
+                :: "r" (&c->redDither),
+                "m" (dummy), "m" (dummy), "m" (dummy),
+                "r" (dest), "m" (dstW)
+                : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
+                );
+                return;
+            case PIX_FMT_RGB555:
+                YSCALEYUV2PACKEDX_ACCURATE
+                YSCALEYUV2RGBX
+                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
 #ifdef DITHER1XBPP
-            "paddusb "MANGLE(b5Dither)", %%mm2\n\t"
-            "paddusb "MANGLE(g5Dither)", %%mm4\n\t"
-            "paddusb "MANGLE(r5Dither)", %%mm5\n\t"
+                "paddusb "BLUE_DITHER"(%0), %%mm2\n\t"
+                "paddusb "GREEN_DITHER"(%0), %%mm4\n\t"
+                "paddusb "RED_DITHER"(%0), %%mm5\n\t"
 #endif
 
-            WRITERGB15(%4, %5, %%REGa)
-            YSCALEYUV2PACKEDX_END
-            return;
-        case PIX_FMT_RGB565:
-            YSCALEYUV2PACKEDX_ACCURATE
-            YSCALEYUV2RGBX
-            /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
+                WRITERGB15(%4, %5, %%REGa)
+                YSCALEYUV2PACKEDX_END
+                return;
+            case PIX_FMT_RGB565:
+                YSCALEYUV2PACKEDX_ACCURATE
+                YSCALEYUV2RGBX
+                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
 #ifdef DITHER1XBPP
-            "paddusb "MANGLE(b5Dither)", %%mm2\n\t"
-            "paddusb "MANGLE(g6Dither)", %%mm4\n\t"
-            "paddusb "MANGLE(r5Dither)", %%mm5\n\t"
+                "paddusb "BLUE_DITHER"(%0), %%mm2\n\t"
+                "paddusb "GREEN_DITHER"(%0), %%mm4\n\t"
+                "paddusb "RED_DITHER"(%0), %%mm5\n\t"
 #endif
 
-            WRITERGB16(%4, %5, %%REGa)
-            YSCALEYUV2PACKEDX_END
-            return;
-        case PIX_FMT_YUYV422:
-            YSCALEYUV2PACKEDX_ACCURATE
-            /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
-
-            "psraw $3, %%mm3    \n\t"
-            "psraw $3, %%mm4    \n\t"
-            "psraw $3, %%mm1    \n\t"
-            "psraw $3, %%mm7    \n\t"
-            WRITEYUY2(%4, %5, %%REGa)
-            YSCALEYUV2PACKEDX_END
-            return;
-    }
-    }else{
-        switch(c->dstFormat)
-        {
-        case PIX_FMT_RGB32:
-            YSCALEYUV2PACKEDX
-            YSCALEYUV2RGBX
-            WRITEBGR32(%4, %5, %%REGa)
-            YSCALEYUV2PACKEDX_END
-            return;
-        case PIX_FMT_BGR24:
-            YSCALEYUV2PACKEDX
-            YSCALEYUV2RGBX
-            "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"   \n\t" //FIXME optimize
-            "add                        %4, %%"REG_c"   \n\t"
-            WRITEBGR24(%%REGc, %5, %%REGa)
-
-            :: "r" (&c->redDither),
-               "m" (dummy), "m" (dummy), "m" (dummy),
-               "r" (dest),  "m" (dstW)
-            : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
-            );
-            return;
-        case PIX_FMT_RGB555:
-            YSCALEYUV2PACKEDX
-            YSCALEYUV2RGBX
-            /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
+                WRITERGB16(%4, %5, %%REGa)
+                YSCALEYUV2PACKEDX_END
+                return;
+            case PIX_FMT_YUYV422:
+                YSCALEYUV2PACKEDX_ACCURATE
+                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
+
+                "psraw $3, %%mm3    \n\t"
+                "psraw $3, %%mm4    \n\t"
+                "psraw $3, %%mm1    \n\t"
+                "psraw $3, %%mm7    \n\t"
+                WRITEYUY2(%4, %5, %%REGa)
+                YSCALEYUV2PACKEDX_END
+                return;
+            }
+        }else{
+            switch(c->dstFormat)
+            {
+            case PIX_FMT_RGB32:
+                YSCALEYUV2PACKEDX
+                YSCALEYUV2RGBX
+                WRITEBGR32(%4, %5, %%REGa)
+                YSCALEYUV2PACKEDX_END
+                return;
+            case PIX_FMT_BGR24:
+                YSCALEYUV2PACKEDX
+                YSCALEYUV2RGBX
+                "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"   \n\t" //FIXME optimize
+                "add                        %4, %%"REG_c"   \n\t"
+                WRITEBGR24(%%REGc, %5, %%REGa)
+
+                :: "r" (&c->redDither),
+                "m" (dummy), "m" (dummy), "m" (dummy),
+                "r" (dest),  "m" (dstW)
+                : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
+                );
+                return;
+            case PIX_FMT_RGB555:
+                YSCALEYUV2PACKEDX
+                YSCALEYUV2RGBX
+                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
 #ifdef DITHER1XBPP
-            "paddusb "MANGLE(b5Dither)", %%mm2  \n\t"
-            "paddusb "MANGLE(g5Dither)", %%mm4  \n\t"
-            "paddusb "MANGLE(r5Dither)", %%mm5  \n\t"
+                "paddusb "BLUE_DITHER"(%0), %%mm2  \n\t"
+                "paddusb "GREEN_DITHER"(%0), %%mm4  \n\t"
+                "paddusb "RED_DITHER"(%0), %%mm5  \n\t"
 #endif
 
-            WRITERGB15(%4, %5, %%REGa)
-            YSCALEYUV2PACKEDX_END
-            return;
-        case PIX_FMT_RGB565:
-            YSCALEYUV2PACKEDX
-            YSCALEYUV2RGBX
-            /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
+                WRITERGB15(%4, %5, %%REGa)
+                YSCALEYUV2PACKEDX_END
+                return;
+            case PIX_FMT_RGB565:
+                YSCALEYUV2PACKEDX
+                YSCALEYUV2RGBX
+                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
 #ifdef DITHER1XBPP
-            "paddusb "MANGLE(b5Dither)", %%mm2  \n\t"
-            "paddusb "MANGLE(g6Dither)", %%mm4  \n\t"
-            "paddusb "MANGLE(r5Dither)", %%mm5  \n\t"
+                "paddusb "BLUE_DITHER"(%0), %%mm2  \n\t"
+                "paddusb "GREEN_DITHER"(%0), %%mm4  \n\t"
+                "paddusb "RED_DITHER"(%0), %%mm5  \n\t"
 #endif
 
-            WRITERGB16(%4, %5, %%REGa)
-            YSCALEYUV2PACKEDX_END
-            return;
-        case PIX_FMT_YUYV422:
-            YSCALEYUV2PACKEDX
-            /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
-
-            "psraw $3, %%mm3    \n\t"
-            "psraw $3, %%mm4    \n\t"
-            "psraw $3, %%mm1    \n\t"
-            "psraw $3, %%mm7    \n\t"
-            WRITEYUY2(%4, %5, %%REGa)
-            YSCALEYUV2PACKEDX_END
-            return;
+                WRITERGB16(%4, %5, %%REGa)
+                YSCALEYUV2PACKEDX_END
+                return;
+            case PIX_FMT_YUYV422:
+                YSCALEYUV2PACKEDX
+                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
+
+                "psraw $3, %%mm3    \n\t"
+                "psraw $3, %%mm4    \n\t"
+                "psraw $3, %%mm1    \n\t"
+                "psraw $3, %%mm7    \n\t"
+                WRITEYUY2(%4, %5, %%REGa)
+                YSCALEYUV2PACKEDX_END
+                return;
+            }
         }
     }
 #endif /* HAVE_MMX */
@@ -1204,231 +1155,17 @@ static inline void RENAME(yuv2packedX)(SwsContext *c, int16_t *lumFilter, int16_
 static inline void RENAME(yuv2packed2)(SwsContext *c, uint16_t *buf0, uint16_t *buf1, uint16_t *uvbuf0, uint16_t *uvbuf1,
                           uint8_t *dest, int dstW, int yalpha, int uvalpha, int y)
 {
-    int yalpha1=yalpha^4095;
-    int uvalpha1=uvalpha^4095;
+    int  yalpha1=4095- yalpha;
+    int uvalpha1=4095-uvalpha;
     int i;
 
-#if 0 //isn't used
-    if (flags&SWS_FULL_CHR_H_INT)
-    {
-        switch(dstFormat)
-        {
-#ifdef HAVE_MMX
-        case PIX_FMT_RGB32:
-            asm volatile(
-
-
-FULL_YSCALEYUV2RGB
-            "punpcklbw %%mm1, %%mm3    \n\t" // BGBGBGBG
-            "punpcklbw %%mm7, %%mm0    \n\t" // R0R0R0R0
-
-            "movq      %%mm3, %%mm1    \n\t"
-            "punpcklwd %%mm0, %%mm3    \n\t" // BGR0BGR0
-            "punpckhwd %%mm0, %%mm1    \n\t" // BGR0BGR0
-
-            MOVNTQ(%%mm3,  (%4, %%REGa, 4))
-            MOVNTQ(%%mm1, 8(%4, %%REGa, 4))
-
-            "add $4, %%"REG_a"  \n\t"
-            "cmp %5, %%"REG_a"  \n\t"
-            " jb 1b             \n\t"
-
-            :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" ((long)dstW),
-            "m" (yalpha1), "m" (uvalpha1)
-            : "%"REG_a
-            );
-            break;
-        case PIX_FMT_BGR24:
-            asm volatile(
-
-FULL_YSCALEYUV2RGB
-
-                                              // lsb ... msb
-            "punpcklbw %%mm1, %%mm3     \n\t" // BGBGBGBG
-            "punpcklbw %%mm7, %%mm0     \n\t" // R0R0R0R0
-
-            "movq      %%mm3, %%mm1     \n\t"
-            "punpcklwd %%mm0, %%mm3     \n\t" // BGR0BGR0
-            "punpckhwd %%mm0, %%mm1     \n\t" // BGR0BGR0
-
-            "movq      %%mm3, %%mm2     \n\t" // BGR0BGR0
-            "psrlq        $8, %%mm3     \n\t" // GR0BGR00
-            "pand "MANGLE(bm00000111)", %%mm2   \n\t" // BGR00000
-            "pand "MANGLE(bm11111000)", %%mm3   \n\t" // 000BGR00
-            "por       %%mm2, %%mm3     \n\t" // BGRBGR00
-            "movq      %%mm1, %%mm2     \n\t"
-            "psllq       $48, %%mm1     \n\t" // 000000BG
-            "por       %%mm1, %%mm3     \n\t" // BGRBGRBG
-
-            "movq      %%mm2, %%mm1     \n\t" // BGR0BGR0
-            "psrld       $16, %%mm2     \n\t" // R000R000
-            "psrlq       $24, %%mm1     \n\t" // 0BGR0000
-            "por       %%mm2, %%mm1     \n\t" // RBGRR000
-
-            "mov          %4, %%"REG_b" \n\t"
-            "add   %%"REG_a", %%"REG_b" \n\t"
-
-#ifdef HAVE_MMX2
-            //FIXME Alignment
-            "movntq %%mm3,  (%%"REG_b", %%"REG_a", 2)   \n\t"
-            "movntq %%mm1, 8(%%"REG_b", %%"REG_a", 2)   \n\t"
-#else
-            "movd %%mm3,  (%%"REG_b", %%"REG_a", 2)     \n\t"
-            "psrlq  $32, %%mm3                          \n\t"
-            "movd %%mm3, 4(%%"REG_b", %%"REG_a", 2)     \n\t"
-            "movd %%mm1, 8(%%"REG_b", %%"REG_a", 2)     \n\t"
-#endif
-            "add     $4, %%"REG_a"                      \n\t"
-            "cmp     %5, %%"REG_a"                      \n\t"
-            " jb     1b                                 \n\t"
-
-            :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstW),
-            "m" (yalpha1), "m" (uvalpha1)
-            : "%"REG_a, "%"REG_b
-            );
-            break;
-        case PIX_FMT_BGR555:
-            asm volatile(
-
-FULL_YSCALEYUV2RGB
-#ifdef DITHER1XBPP
-            "paddusb "MANGLE(g5Dither)", %%mm1  \n\t"
-            "paddusb "MANGLE(r5Dither)", %%mm0  \n\t"
-            "paddusb "MANGLE(b5Dither)", %%mm3  \n\t"
-#endif
-            "punpcklbw            %%mm7, %%mm1  \n\t" // 0G0G0G0G
-            "punpcklbw            %%mm7, %%mm3  \n\t" // 0B0B0B0B
-            "punpcklbw            %%mm7, %%mm0  \n\t" // 0R0R0R0R
-
-            "psrlw                   $3, %%mm3  \n\t"
-            "psllw                   $2, %%mm1  \n\t"
-            "psllw                   $7, %%mm0  \n\t"
-            "pand     "MANGLE(g15Mask)", %%mm1  \n\t"
-            "pand     "MANGLE(r15Mask)", %%mm0  \n\t"
-
-            "por                  %%mm3, %%mm1  \n\t"
-            "por                  %%mm1, %%mm0  \n\t"
-
-            MOVNTQ(%%mm0, (%4, %%REGa, 2))
-
-            "add $4, %%"REG_a"  \n\t"
-            "cmp %5, %%"REG_a"  \n\t"
-            " jb 1b             \n\t"
-
-            :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
-            "m" (yalpha1), "m" (uvalpha1)
-            : "%"REG_a
-            );
-            break;
-        case PIX_FMT_BGR565:
-            asm volatile(
-
-FULL_YSCALEYUV2RGB
-#ifdef DITHER1XBPP
-            "paddusb "MANGLE(g6Dither)", %%mm1  \n\t"
-            "paddusb "MANGLE(r5Dither)", %%mm0  \n\t"
-            "paddusb "MANGLE(b5Dither)", %%mm3  \n\t"
-#endif
-            "punpcklbw            %%mm7, %%mm1  \n\t" // 0G0G0G0G
-            "punpcklbw            %%mm7, %%mm3  \n\t" // 0B0B0B0B
-            "punpcklbw            %%mm7, %%mm0  \n\t" // 0R0R0R0R
-
-            "psrlw                   $3, %%mm3  \n\t"
-            "psllw                   $3, %%mm1  \n\t"
-            "psllw                   $8, %%mm0  \n\t"
-            "pand     "MANGLE(g16Mask)", %%mm1  \n\t"
-            "pand     "MANGLE(r16Mask)", %%mm0  \n\t"
-
-            "por                  %%mm3, %%mm1  \n\t"
-            "por                  %%mm1, %%mm0  \n\t"
-
-            MOVNTQ(%%mm0, (%4, %%REGa, 2))
-
-            "add $4, %%"REG_a"  \n\t"
-            "cmp %5, %%"REG_a"  \n\t"
-            " jb 1b             \n\t"
-
-            :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
-            "m" (yalpha1), "m" (uvalpha1)
-            : "%"REG_a
-            );
-            break;
-#endif /* HAVE_MMX */
-        case PIX_FMT_BGR32:
-#ifndef HAVE_MMX
-        case PIX_FMT_RGB32:
-#endif
-            if (dstFormat==PIX_FMT_RGB32)
-            {
-                int i;
-#ifdef WORDS_BIGENDIAN
-                dest++;
-#endif
-                for (i=0;i<dstW;i++){
-                    // vertical linear interpolation && yuv2rgb in a single step:
-                    int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
-                    int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
-                    int V=((uvbuf0[i+VOFW]*uvalpha1+uvbuf1[i+VOFW]*uvalpha)>>19);
-                    dest[0]=clip_table[((Y + yuvtab_40cf[U]) >>13)];
-                    dest[1]=clip_table[((Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13)];
-                    dest[2]=clip_table[((Y + yuvtab_3343[V]) >>13)];
-                    dest+= 4;
-                }
-            }
-            else if (dstFormat==PIX_FMT_BGR24)
-            {
-                int i;
-                for (i=0;i<dstW;i++){
-                    // vertical linear interpolation && yuv2rgb in a single step:
-                    int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
-                    int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
-                    int V=((uvbuf0[i+VOFW]*uvalpha1+uvbuf1[i+VOFW]*uvalpha)>>19);
-                    dest[0]=clip_table[((Y + yuvtab_40cf[U]) >>13)];
-                    dest[1]=clip_table[((Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13)];
-                    dest[2]=clip_table[((Y + yuvtab_3343[V]) >>13)];
-                    dest+= 3;
-                }
-            }
-            else if (dstFormat==PIX_FMT_BGR565)
-            {
-                int i;
-                for (i=0;i<dstW;i++){
-                    // vertical linear interpolation && yuv2rgb in a single step:
-                    int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
-                    int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
-                    int V=((uvbuf0[i+VOFW]*uvalpha1+uvbuf1[i+VOFW]*uvalpha)>>19);
-
-                    ((uint16_t*)dest)[i] =
-                        clip_table16b[(Y + yuvtab_40cf[U]) >>13] |
-                        clip_table16g[(Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13] |
-                        clip_table16r[(Y + yuvtab_3343[V]) >>13];
-                }
-            }
-            else if (dstFormat==PIX_FMT_BGR555)
-            {
-                int i;
-                for (i=0;i<dstW;i++){
-                    // vertical linear interpolation && yuv2rgb in a single step:
-                    int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
-                    int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
-                    int V=((uvbuf0[i+VOFW]*uvalpha1+uvbuf1[i+VOFW]*uvalpha)>>19);
-
-                    ((uint16_t*)dest)[i] =
-                        clip_table15b[(Y + yuvtab_40cf[U]) >>13] |
-                        clip_table15g[(Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13] |
-                        clip_table15r[(Y + yuvtab_3343[V]) >>13];
-                }
-            }
-        }//FULL_UV_IPOL
-    else
-    {
-#endif // if 0
 #ifdef HAVE_MMX
+    if(!(c->flags & SWS_BITEXACT)){
         switch(c->dstFormat)
         {
             //Note 8280 == DSTW_OFFSET but the preprocessor can't handle that there :(
             case PIX_FMT_RGB32:
-                asm volatile(
+                __asm__ volatile(
                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
                 "mov        %4, %%"REG_b"               \n\t"
                 "push %%"REG_BP"                        \n\t"
@@ -1442,7 +1179,7 @@ FULL_YSCALEYUV2RGB
                 );
                 return;
             case PIX_FMT_BGR24:
-                asm volatile(
+                __asm__ volatile(
                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
                 "mov        %4, %%"REG_b"               \n\t"
                 "push %%"REG_BP"                        \n\t"
@@ -1455,16 +1192,16 @@ FULL_YSCALEYUV2RGB
                 );
                 return;
             case PIX_FMT_RGB555:
-                asm volatile(
+                __asm__ volatile(
                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
                 "mov        %4, %%"REG_b"               \n\t"
                 "push %%"REG_BP"                        \n\t"
                 YSCALEYUV2RGB(%%REGBP, %5)
                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
 #ifdef DITHER1XBPP
-                "paddusb "MANGLE(b5Dither)", %%mm2      \n\t"
-                "paddusb "MANGLE(g5Dither)", %%mm4      \n\t"
-                "paddusb "MANGLE(r5Dither)", %%mm5      \n\t"
+                "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
+                "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
+                "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
 #endif
 
                 WRITERGB15(%%REGb, 8280(%5), %%REGBP)
@@ -1476,16 +1213,16 @@ FULL_YSCALEYUV2RGB
                 );
                 return;
             case PIX_FMT_RGB565:
-                asm volatile(
+                __asm__ volatile(
                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
                 "mov        %4, %%"REG_b"               \n\t"
                 "push %%"REG_BP"                        \n\t"
                 YSCALEYUV2RGB(%%REGBP, %5)
                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
 #ifdef DITHER1XBPP
-                "paddusb "MANGLE(b5Dither)", %%mm2      \n\t"
-                "paddusb "MANGLE(g6Dither)", %%mm4      \n\t"
-                "paddusb "MANGLE(r5Dither)", %%mm5      \n\t"
+                "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
+                "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
+                "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
 #endif
 
                 WRITERGB16(%%REGb, 8280(%5), %%REGBP)
@@ -1496,7 +1233,7 @@ FULL_YSCALEYUV2RGB
                 );
                 return;
             case PIX_FMT_YUYV422:
-                asm volatile(
+                __asm__ volatile(
                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
                 "mov %4, %%"REG_b"                        \n\t"
                 "push %%"REG_BP"                        \n\t"
@@ -1510,8 +1247,9 @@ FULL_YSCALEYUV2RGB
                 return;
             default: break;
         }
+    }
 #endif //HAVE_MMX
-YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C, YSCALE_YUV_2_PACKED2_C, YSCALE_YUV_2_GRAY16_2_C)
+YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C, YSCALE_YUV_2_PACKED2_C, YSCALE_YUV_2_GRAY16_2_C, YSCALE_YUV_2_MONO2_C)
 }
 
 /**
@@ -1533,199 +1271,201 @@ static inline void RENAME(yuv2packed1)(SwsContext *c, uint16_t *buf0, uint16_t *
     }
 
 #ifdef HAVE_MMX
-    if (uvalpha < 2048) // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
-    {
-        switch(dstFormat)
+    if(!(flags & SWS_BITEXACT)){
+        if (uvalpha < 2048) // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
         {
-        case PIX_FMT_RGB32:
-            asm volatile(
-            "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
-            "mov        %4, %%"REG_b"               \n\t"
-            "push %%"REG_BP"                        \n\t"
-            YSCALEYUV2RGB1(%%REGBP, %5)
-            WRITEBGR32(%%REGb, 8280(%5), %%REGBP)
-            "pop %%"REG_BP"                         \n\t"
-            "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
-
-            :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
-            "a" (&c->redDither)
-            );
-            return;
-        case PIX_FMT_BGR24:
-            asm volatile(
-            "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
-            "mov        %4, %%"REG_b"               \n\t"
-            "push %%"REG_BP"                        \n\t"
-            YSCALEYUV2RGB1(%%REGBP, %5)
-            WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
-            "pop %%"REG_BP"                         \n\t"
-            "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
-
-            :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
-            "a" (&c->redDither)
-            );
-            return;
-        case PIX_FMT_RGB555:
-            asm volatile(
-            "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
-            "mov        %4, %%"REG_b"               \n\t"
-            "push %%"REG_BP"                        \n\t"
-            YSCALEYUV2RGB1(%%REGBP, %5)
-            /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
+            switch(dstFormat)
+            {
+            case PIX_FMT_RGB32:
+                __asm__ volatile(
+                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
+                "mov        %4, %%"REG_b"               \n\t"
+                "push %%"REG_BP"                        \n\t"
+                YSCALEYUV2RGB1(%%REGBP, %5)
+                WRITEBGR32(%%REGb, 8280(%5), %%REGBP)
+                "pop %%"REG_BP"                         \n\t"
+                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
+
+                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
+                "a" (&c->redDither)
+                );
+                return;
+            case PIX_FMT_BGR24:
+                __asm__ volatile(
+                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
+                "mov        %4, %%"REG_b"               \n\t"
+                "push %%"REG_BP"                        \n\t"
+                YSCALEYUV2RGB1(%%REGBP, %5)
+                WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
+                "pop %%"REG_BP"                         \n\t"
+                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
+
+                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
+                "a" (&c->redDither)
+                );
+                return;
+            case PIX_FMT_RGB555:
+                __asm__ volatile(
+                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
+                "mov        %4, %%"REG_b"               \n\t"
+                "push %%"REG_BP"                        \n\t"
+                YSCALEYUV2RGB1(%%REGBP, %5)
+                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
 #ifdef DITHER1XBPP
-            "paddusb "MANGLE(b5Dither)", %%mm2      \n\t"
-            "paddusb "MANGLE(g5Dither)", %%mm4      \n\t"
-            "paddusb "MANGLE(r5Dither)", %%mm5      \n\t"
+                "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
+                "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
+                "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
 #endif
-            WRITERGB15(%%REGb, 8280(%5), %%REGBP)
-            "pop %%"REG_BP"                         \n\t"
-            "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
+                WRITERGB15(%%REGb, 8280(%5), %%REGBP)
+                "pop %%"REG_BP"                         \n\t"
+                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
 
-            :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
-            "a" (&c->redDither)
-            );
-            return;
-        case PIX_FMT_RGB565:
-            asm volatile(
-            "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
-            "mov        %4, %%"REG_b"               \n\t"
-            "push %%"REG_BP"                        \n\t"
-            YSCALEYUV2RGB1(%%REGBP, %5)
-            /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
+                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
+                "a" (&c->redDither)
+                );
+                return;
+            case PIX_FMT_RGB565:
+                __asm__ volatile(
+                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
+                "mov        %4, %%"REG_b"               \n\t"
+                "push %%"REG_BP"                        \n\t"
+                YSCALEYUV2RGB1(%%REGBP, %5)
+                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
 #ifdef DITHER1XBPP
-            "paddusb "MANGLE(b5Dither)", %%mm2      \n\t"
-            "paddusb "MANGLE(g6Dither)", %%mm4      \n\t"
-            "paddusb "MANGLE(r5Dither)", %%mm5      \n\t"
+                "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
+                "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
+                "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
 #endif
 
-            WRITERGB16(%%REGb, 8280(%5), %%REGBP)
-            "pop %%"REG_BP"                         \n\t"
-            "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
+                WRITERGB16(%%REGb, 8280(%5), %%REGBP)
+                "pop %%"REG_BP"                         \n\t"
+                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
 
-            :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
-            "a" (&c->redDither)
-            );
-            return;
-        case PIX_FMT_YUYV422:
-            asm volatile(
-            "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
-            "mov        %4, %%"REG_b"               \n\t"
-            "push %%"REG_BP"                        \n\t"
-            YSCALEYUV2PACKED1(%%REGBP, %5)
-            WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
-            "pop %%"REG_BP"                         \n\t"
-            "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
-
-            :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
-            "a" (&c->redDither)
-            );
-            return;
+                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
+                "a" (&c->redDither)
+                );
+                return;
+            case PIX_FMT_YUYV422:
+                __asm__ volatile(
+                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
+                "mov        %4, %%"REG_b"               \n\t"
+                "push %%"REG_BP"                        \n\t"
+                YSCALEYUV2PACKED1(%%REGBP, %5)
+                WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
+                "pop %%"REG_BP"                         \n\t"
+                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
+
+                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
+                "a" (&c->redDither)
+                );
+                return;
+            }
         }
-    }
-    else
-    {
-        switch(dstFormat)
+        else
         {
-        case PIX_FMT_RGB32:
-            asm volatile(
-            "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
-            "mov        %4, %%"REG_b"               \n\t"
-            "push %%"REG_BP"                        \n\t"
-            YSCALEYUV2RGB1b(%%REGBP, %5)
-            WRITEBGR32(%%REGb, 8280(%5), %%REGBP)
-            "pop %%"REG_BP"                         \n\t"
-            "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
-
-            :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
-            "a" (&c->redDither)
-            );
-            return;
-        case PIX_FMT_BGR24:
-            asm volatile(
-            "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
-            "mov        %4, %%"REG_b"               \n\t"
-            "push %%"REG_BP"                        \n\t"
-            YSCALEYUV2RGB1b(%%REGBP, %5)
-            WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
-            "pop %%"REG_BP"                         \n\t"
-            "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
-
-            :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
-            "a" (&c->redDither)
-            );
-            return;
-        case PIX_FMT_RGB555:
-            asm volatile(
-            "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
-            "mov        %4, %%"REG_b"               \n\t"
-            "push %%"REG_BP"                        \n\t"
-            YSCALEYUV2RGB1b(%%REGBP, %5)
-            /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
+            switch(dstFormat)
+            {
+            case PIX_FMT_RGB32:
+                __asm__ volatile(
+                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
+                "mov        %4, %%"REG_b"               \n\t"
+                "push %%"REG_BP"                        \n\t"
+                YSCALEYUV2RGB1b(%%REGBP, %5)
+                WRITEBGR32(%%REGb, 8280(%5), %%REGBP)
+                "pop %%"REG_BP"                         \n\t"
+                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
+
+                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
+                "a" (&c->redDither)
+                );
+                return;
+            case PIX_FMT_BGR24:
+                __asm__ volatile(
+                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
+                "mov        %4, %%"REG_b"               \n\t"
+                "push %%"REG_BP"                        \n\t"
+                YSCALEYUV2RGB1b(%%REGBP, %5)
+                WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
+                "pop %%"REG_BP"                         \n\t"
+                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
+
+                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
+                "a" (&c->redDither)
+                );
+                return;
+            case PIX_FMT_RGB555:
+                __asm__ volatile(
+                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
+                "mov        %4, %%"REG_b"               \n\t"
+                "push %%"REG_BP"                        \n\t"
+                YSCALEYUV2RGB1b(%%REGBP, %5)
+                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
 #ifdef DITHER1XBPP
-            "paddusb "MANGLE(b5Dither)", %%mm2      \n\t"
-            "paddusb "MANGLE(g5Dither)", %%mm4      \n\t"
-            "paddusb "MANGLE(r5Dither)", %%mm5      \n\t"
+                "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
+                "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
+                "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
 #endif
-            WRITERGB15(%%REGb, 8280(%5), %%REGBP)
-            "pop %%"REG_BP"                         \n\t"
-            "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
+                WRITERGB15(%%REGb, 8280(%5), %%REGBP)
+                "pop %%"REG_BP"                         \n\t"
+                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
 
-            :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
-            "a" (&c->redDither)
-            );
-            return;
-        case PIX_FMT_RGB565:
-            asm volatile(
-            "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
-            "mov        %4, %%"REG_b"               \n\t"
-            "push %%"REG_BP"                        \n\t"
-            YSCALEYUV2RGB1b(%%REGBP, %5)
-            /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
+                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
+                "a" (&c->redDither)
+                );
+                return;
+            case PIX_FMT_RGB565:
+                __asm__ volatile(
+                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
+                "mov        %4, %%"REG_b"               \n\t"
+                "push %%"REG_BP"                        \n\t"
+                YSCALEYUV2RGB1b(%%REGBP, %5)
+                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
 #ifdef DITHER1XBPP
-            "paddusb "MANGLE(b5Dither)", %%mm2      \n\t"
-            "paddusb "MANGLE(g6Dither)", %%mm4      \n\t"
-            "paddusb "MANGLE(r5Dither)", %%mm5      \n\t"
+                "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
+                "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
+                "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
 #endif
 
-            WRITERGB16(%%REGb, 8280(%5), %%REGBP)
-            "pop %%"REG_BP"                         \n\t"
-            "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
+                WRITERGB16(%%REGb, 8280(%5), %%REGBP)
+                "pop %%"REG_BP"                         \n\t"
+                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
 
-            :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
-            "a" (&c->redDither)
-            );
-            return;
-        case PIX_FMT_YUYV422:
-            asm volatile(
-            "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
-            "mov        %4, %%"REG_b"               \n\t"
-            "push %%"REG_BP"                        \n\t"
-            YSCALEYUV2PACKED1b(%%REGBP, %5)
-            WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
-            "pop %%"REG_BP"                         \n\t"
-            "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
-
-            :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
-            "a" (&c->redDither)
-            );
-            return;
+                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
+                "a" (&c->redDither)
+                );
+                return;
+            case PIX_FMT_YUYV422:
+                __asm__ volatile(
+                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
+                "mov        %4, %%"REG_b"               \n\t"
+                "push %%"REG_BP"                        \n\t"
+                YSCALEYUV2PACKED1b(%%REGBP, %5)
+                WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
+                "pop %%"REG_BP"                         \n\t"
+                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
+
+                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
+                "a" (&c->redDither)
+                );
+                return;
+            }
         }
     }
 #endif /* HAVE_MMX */
     if (uvalpha < 2048)
     {
-        YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1_C, YSCALE_YUV_2_PACKED1_C, YSCALE_YUV_2_GRAY16_1_C)
+        YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1_C, YSCALE_YUV_2_PACKED1_C, YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
     }else{
-        YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1B_C, YSCALE_YUV_2_PACKED1B_C, YSCALE_YUV_2_GRAY16_1_C)
+        YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1B_C, YSCALE_YUV_2_PACKED1B_C, YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
     }
 }
 
 //FIXME yuy2* can read up to 7 samples too much
 
-static inline void RENAME(yuy2ToY)(uint8_t *dst, uint8_t *src, long width)
+static inline void RENAME(yuy2ToY)(uint8_t *dst, uint8_t *src, long width, uint32_t *unused)
 {
 #ifdef HAVE_MMX
-    asm volatile(
+    __asm__ volatile(
     "movq "MANGLE(bm01010101)", %%mm2           \n\t"
     "mov                    %0, %%"REG_a"       \n\t"
     "1:                                         \n\t"
@@ -1747,10 +1487,10 @@ static inline void RENAME(yuy2ToY)(uint8_t *dst, uint8_t *src, long width)
 #endif
 }
 
-static inline void RENAME(yuy2ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
+static inline void RENAME(yuy2ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width, uint32_t *unused)
 {
 #ifdef HAVE_MMX
-    asm volatile(
+    __asm__ volatile(
     "movq "MANGLE(bm01010101)", %%mm4           \n\t"
     "mov                    %0, %%"REG_a"       \n\t"
     "1:                                         \n\t"
@@ -1784,10 +1524,10 @@ static inline void RENAME(yuy2ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1,
 
 /* This is almost identical to the previous, end exists only because
  * yuy2ToY/UV)(dst, src+1, ...) would have 100% unaligned accesses. */
-static inline void RENAME(uyvyToY)(uint8_t *dst, uint8_t *src, long width)
+static inline void RENAME(uyvyToY)(uint8_t *dst, uint8_t *src, long width, uint32_t *unused)
 {
 #ifdef HAVE_MMX
-    asm volatile(
+    __asm__ volatile(
     "mov                  %0, %%"REG_a"         \n\t"
     "1:                                         \n\t"
     "movq  (%1, %%"REG_a",2), %%mm0             \n\t"
@@ -1808,10 +1548,10 @@ static inline void RENAME(uyvyToY)(uint8_t *dst, uint8_t *src, long width)
 #endif
 }
 
-static inline void RENAME(uyvyToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
+static inline void RENAME(uyvyToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width, uint32_t *unused)
 {
 #ifdef HAVE_MMX
-    asm volatile(
+    __asm__ volatile(
     "movq "MANGLE(bm01010101)", %%mm4           \n\t"
     "mov                    %0, %%"REG_a"       \n\t"
     "1:                                         \n\t"
@@ -1843,110 +1583,183 @@ static inline void RENAME(uyvyToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1,
     assert(src1 == src2);
 }
 
-static inline void RENAME(bgr32ToY)(uint8_t *dst, uint8_t *src, long width)
-{
-    int i;
-    for (i=0; i<width; i++)
-    {
-        int b=  ((uint32_t*)src)[i]&0xFF;
-        int g= (((uint32_t*)src)[i]>>8)&0xFF;
-        int r= (((uint32_t*)src)[i]>>16)&0xFF;
+#define BGR2Y(type, name, shr, shg, shb, maskr, maskg, maskb, RY, GY, BY, S)\
+static inline void RENAME(name)(uint8_t *dst, uint8_t *src, long width, uint32_t *unused)\
+{\
+    int i;\
+    for (i=0; i<width; i++)\
+    {\
+        int b= (((type*)src)[i]>>shb)&maskb;\
+        int g= (((type*)src)[i]>>shg)&maskg;\
+        int r= (((type*)src)[i]>>shr)&maskr;\
+\
+        dst[i]= (((RY)*r + (GY)*g + (BY)*b + (33<<((S)-1)))>>(S));\
+    }\
+}
 
-        dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
-    }
+BGR2Y(uint32_t, bgr32ToY,16, 0, 0, 0x00FF, 0xFF00, 0x00FF, RY<< 8, GY   , BY<< 8, RGB2YUV_SHIFT+8)
+BGR2Y(uint32_t, rgb32ToY, 0, 0,16, 0x00FF, 0xFF00, 0x00FF, RY<< 8, GY   , BY<< 8, RGB2YUV_SHIFT+8)
+BGR2Y(uint16_t, bgr16ToY, 0, 0, 0, 0x001F, 0x07E0, 0xF800, RY<<11, GY<<5, BY    , RGB2YUV_SHIFT+8)
+BGR2Y(uint16_t, bgr15ToY, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, RY<<10, GY<<5, BY    , RGB2YUV_SHIFT+7)
+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)\
+static inline void RENAME(name)(uint8_t *dstU, uint8_t *dstV, uint8_t *src, uint8_t *dummy, long width, uint32_t *unused)\
+{\
+    int i;\
+    for (i=0; i<width; i++)\
+    {\
+        int b= (((type*)src)[i]&maskb)>>shb;\
+        int g= (((type*)src)[i]&maskg)>>shg;\
+        int r= (((type*)src)[i]&maskr)>>shr;\
+\
+        dstU[i]= ((RU)*r + (GU)*g + (BU)*b + (257<<((S)-1)))>>(S);\
+        dstV[i]= ((RV)*r + (GV)*g + (BV)*b + (257<<((S)-1)))>>(S);\
+    }\
+}\
+static inline void RENAME(name ## _half)(uint8_t *dstU, uint8_t *dstV, uint8_t *src, uint8_t *dummy, long width, uint32_t *unused)\
+{\
+    int i;\
+    for (i=0; i<width; i++)\
+    {\
+        int pix0= ((type*)src)[2*i+0];\
+        int pix1= ((type*)src)[2*i+1];\
+        int g= (pix0&maskg)+(pix1&maskg);\
+        int b= ((pix0+pix1-g)&(maskb|(2*maskb)))>>shb;\
+        int r= ((pix0+pix1-g)&(maskr|(2*maskr)))>>shr;\
+\
+        g>>=shg;\
+\
+        dstU[i]= ((RU)*r + (GU)*g + (BU)*b + (257<<(S)))>>((S)+1);\
+        dstV[i]= ((RV)*r + (GV)*g + (BV)*b + (257<<(S)))>>((S)+1);\
+    }\
 }
 
-static inline void RENAME(bgr32ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
+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)
+
+#ifdef HAVE_MMX
+static inline void RENAME(bgr24ToY_mmx)(uint8_t *dst, uint8_t *src, long width, int srcFormat)
 {
-    int i;
-    assert(src1 == src2);
-    for (i=0; i<width; i++)
-    {
-        const int a= ((uint32_t*)src1)[2*i+0];
-        const int e= ((uint32_t*)src1)[2*i+1];
-        const int l= (a&0xFF00FF) + (e&0xFF00FF);
-        const int h= (a&0x00FF00) + (e&0x00FF00);
-        const int b=  l&0x3FF;
-        const int g=  h>>8;
-        const int r=  l>>16;
 
-        dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1)) + 128;
-        dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1)) + 128;
+    if(srcFormat == PIX_FMT_BGR24){
+        __asm__ volatile(
+            "movq  "MANGLE(ff_bgr24toY1Coeff)", %%mm5       \n\t"
+            "movq  "MANGLE(ff_bgr24toY2Coeff)", %%mm6       \n\t"
+            :
+        );
+    }else{
+        __asm__ volatile(
+            "movq  "MANGLE(ff_rgb24toY1Coeff)", %%mm5       \n\t"
+            "movq  "MANGLE(ff_rgb24toY2Coeff)", %%mm6       \n\t"
+            :
+        );
     }
+
+    __asm__ volatile(
+        "movq  "MANGLE(ff_bgr24toYOffset)", %%mm4   \n\t"
+        "mov                        %2, %%"REG_a"   \n\t"
+        "pxor                    %%mm7, %%mm7       \n\t"
+        "1:                                         \n\t"
+        PREFETCH"               64(%0)              \n\t"
+        "movd                     (%0), %%mm0       \n\t"
+        "movd                    2(%0), %%mm1       \n\t"
+        "movd                    6(%0), %%mm2       \n\t"
+        "movd                    8(%0), %%mm3       \n\t"
+        "add                       $12, %0          \n\t"
+        "punpcklbw               %%mm7, %%mm0       \n\t"
+        "punpcklbw               %%mm7, %%mm1       \n\t"
+        "punpcklbw               %%mm7, %%mm2       \n\t"
+        "punpcklbw               %%mm7, %%mm3       \n\t"
+        "pmaddwd                 %%mm5, %%mm0       \n\t"
+        "pmaddwd                 %%mm6, %%mm1       \n\t"
+        "pmaddwd                 %%mm5, %%mm2       \n\t"
+        "pmaddwd                 %%mm6, %%mm3       \n\t"
+        "paddd                   %%mm1, %%mm0       \n\t"
+        "paddd                   %%mm3, %%mm2       \n\t"
+        "paddd                   %%mm4, %%mm0       \n\t"
+        "paddd                   %%mm4, %%mm2       \n\t"
+        "psrad                     $15, %%mm0       \n\t"
+        "psrad                     $15, %%mm2       \n\t"
+        "packssdw                %%mm2, %%mm0       \n\t"
+        "packuswb                %%mm0, %%mm0       \n\t"
+        "movd                %%mm0, (%1, %%"REG_a") \n\t"
+        "add                        $4, %%"REG_a"   \n\t"
+        " js                        1b              \n\t"
+    : "+r" (src)
+    : "r" (dst+width), "g" (-width)
+    : "%"REG_a
+    );
 }
 
-static inline void RENAME(bgr24ToY)(uint8_t *dst, uint8_t *src, long width)
+static inline void RENAME(bgr24ToUV_mmx)(uint8_t *dstU, uint8_t *dstV, uint8_t *src, long width, int srcFormat)
 {
-#ifdef HAVE_MMX
-    asm volatile(
-    "mov                        %2, %%"REG_a"   \n\t"
-    "movq  "MANGLE(ff_bgr2YCoeff)", %%mm6       \n\t"
-    "movq       "MANGLE(ff_w1111)", %%mm5       \n\t"
-    "pxor                    %%mm7, %%mm7       \n\t"
-    "lea (%%"REG_a", %%"REG_a", 2), %%"REG_d"   \n\t"
-    ASMALIGN(4)
-    "1:                                         \n\t"
-    PREFETCH" 64(%0, %%"REG_d")                 \n\t"
-    "movd          (%0, %%"REG_d"), %%mm0       \n\t"
-    "movd         3(%0, %%"REG_d"), %%mm1       \n\t"
-    "punpcklbw               %%mm7, %%mm0       \n\t"
-    "punpcklbw               %%mm7, %%mm1       \n\t"
-    "movd         6(%0, %%"REG_d"), %%mm2       \n\t"
-    "movd         9(%0, %%"REG_d"), %%mm3       \n\t"
-    "punpcklbw               %%mm7, %%mm2       \n\t"
-    "punpcklbw               %%mm7, %%mm3       \n\t"
-    "pmaddwd                 %%mm6, %%mm0       \n\t"
-    "pmaddwd                 %%mm6, %%mm1       \n\t"
-    "pmaddwd                 %%mm6, %%mm2       \n\t"
-    "pmaddwd                 %%mm6, %%mm3       \n\t"
-#ifndef FAST_BGR2YV12
-    "psrad                      $8, %%mm0       \n\t"
-    "psrad                      $8, %%mm1       \n\t"
-    "psrad                      $8, %%mm2       \n\t"
-    "psrad                      $8, %%mm3       \n\t"
-#endif
-    "packssdw                %%mm1, %%mm0       \n\t"
-    "packssdw                %%mm3, %%mm2       \n\t"
-    "pmaddwd                 %%mm5, %%mm0       \n\t"
-    "pmaddwd                 %%mm5, %%mm2       \n\t"
-    "packssdw                %%mm2, %%mm0       \n\t"
-    "psraw                      $7, %%mm0       \n\t"
-
-    "movd        12(%0, %%"REG_d"), %%mm4       \n\t"
-    "movd        15(%0, %%"REG_d"), %%mm1       \n\t"
-    "punpcklbw               %%mm7, %%mm4       \n\t"
-    "punpcklbw               %%mm7, %%mm1       \n\t"
-    "movd        18(%0, %%"REG_d"), %%mm2       \n\t"
-    "movd        21(%0, %%"REG_d"), %%mm3       \n\t"
-    "punpcklbw               %%mm7, %%mm2       \n\t"
-    "punpcklbw               %%mm7, %%mm3       \n\t"
-    "pmaddwd                 %%mm6, %%mm4       \n\t"
-    "pmaddwd                 %%mm6, %%mm1       \n\t"
-    "pmaddwd                 %%mm6, %%mm2       \n\t"
-    "pmaddwd                 %%mm6, %%mm3       \n\t"
-#ifndef FAST_BGR2YV12
-    "psrad                      $8, %%mm4       \n\t"
-    "psrad                      $8, %%mm1       \n\t"
-    "psrad                      $8, %%mm2       \n\t"
-    "psrad                      $8, %%mm3       \n\t"
-#endif
-    "packssdw                %%mm1, %%mm4       \n\t"
-    "packssdw                %%mm3, %%mm2       \n\t"
-    "pmaddwd                 %%mm5, %%mm4       \n\t"
-    "pmaddwd                 %%mm5, %%mm2       \n\t"
-    "add                       $24, %%"REG_d"   \n\t"
-    "packssdw                %%mm2, %%mm4       \n\t"
-    "psraw                      $7, %%mm4       \n\t"
-
-    "packuswb                %%mm4, %%mm0       \n\t"
-    "paddusb "MANGLE(ff_bgr2YOffset)", %%mm0    \n\t"
-
-    "movq                    %%mm0, (%1, %%"REG_a") \n\t"
-    "add                        $8, %%"REG_a"   \n\t"
-    " js                        1b              \n\t"
-    : : "r" (src+width*3), "r" (dst+width), "g" (-width)
-    : "%"REG_a, "%"REG_d
+    __asm__ volatile(
+        "movq                    24+%4, %%mm6       \n\t"
+        "mov                        %3, %%"REG_a"   \n\t"
+        "pxor                    %%mm7, %%mm7       \n\t"
+        "1:                                         \n\t"
+        PREFETCH"               64(%0)              \n\t"
+        "movd                     (%0), %%mm0       \n\t"
+        "movd                    2(%0), %%mm1       \n\t"
+        "punpcklbw               %%mm7, %%mm0       \n\t"
+        "punpcklbw               %%mm7, %%mm1       \n\t"
+        "movq                    %%mm0, %%mm2       \n\t"
+        "movq                    %%mm1, %%mm3       \n\t"
+        "pmaddwd                    %4, %%mm0       \n\t"
+        "pmaddwd                  8+%4, %%mm1       \n\t"
+        "pmaddwd                 16+%4, %%mm2       \n\t"
+        "pmaddwd                 %%mm6, %%mm3       \n\t"
+        "paddd                   %%mm1, %%mm0       \n\t"
+        "paddd                   %%mm3, %%mm2       \n\t"
+
+        "movd                    6(%0), %%mm1       \n\t"
+        "movd                    8(%0), %%mm3       \n\t"
+        "add                       $12, %0          \n\t"
+        "punpcklbw               %%mm7, %%mm1       \n\t"
+        "punpcklbw               %%mm7, %%mm3       \n\t"
+        "movq                    %%mm1, %%mm4       \n\t"
+        "movq                    %%mm3, %%mm5       \n\t"
+        "pmaddwd                    %4, %%mm1       \n\t"
+        "pmaddwd                  8+%4, %%mm3       \n\t"
+        "pmaddwd                 16+%4, %%mm4       \n\t"
+        "pmaddwd                 %%mm6, %%mm5       \n\t"
+        "paddd                   %%mm3, %%mm1       \n\t"
+        "paddd                   %%mm5, %%mm4       \n\t"
+
+        "movq "MANGLE(ff_bgr24toUVOffset)", %%mm3       \n\t"
+        "paddd                   %%mm3, %%mm0       \n\t"
+        "paddd                   %%mm3, %%mm2       \n\t"
+        "paddd                   %%mm3, %%mm1       \n\t"
+        "paddd                   %%mm3, %%mm4       \n\t"
+        "psrad                     $15, %%mm0       \n\t"
+        "psrad                     $15, %%mm2       \n\t"
+        "psrad                     $15, %%mm1       \n\t"
+        "psrad                     $15, %%mm4       \n\t"
+        "packssdw                %%mm1, %%mm0       \n\t"
+        "packssdw                %%mm4, %%mm2       \n\t"
+        "packuswb                %%mm0, %%mm0       \n\t"
+        "packuswb                %%mm2, %%mm2       \n\t"
+        "movd                %%mm0, (%1, %%"REG_a") \n\t"
+        "movd                %%mm2, (%2, %%"REG_a") \n\t"
+        "add                        $4, %%"REG_a"   \n\t"
+        " js                        1b              \n\t"
+    : "+r" (src)
+    : "r" (dstU+width), "r" (dstV+width), "g" (-width), "m"(ff_bgr24toUV[srcFormat == PIX_FMT_RGB24][0])
+    : "%"REG_a
     );
+}
+#endif
+
+static inline void RENAME(bgr24ToY)(uint8_t *dst, uint8_t *src, long width, uint32_t *unused)
+{
+#ifdef HAVE_MMX
+    RENAME(bgr24ToY_mmx)(dst, src, width, PIX_FMT_BGR24);
 #else
     int i;
     for (i=0; i<width; i++)
@@ -1960,259 +1773,78 @@ static inline void RENAME(bgr24ToY)(uint8_t *dst, uint8_t *src, long width)
 #endif /* HAVE_MMX */
 }
 
-static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
+static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width, uint32_t *unused)
 {
 #ifdef HAVE_MMX
-    asm volatile(
-    "mov                        %3, %%"REG_a"   \n\t"
-    "movq       "MANGLE(ff_w1111)", %%mm5       \n\t"
-    "movq  "MANGLE(ff_bgr2UCoeff)", %%mm6       \n\t"
-    "pxor                    %%mm7, %%mm7       \n\t"
-    "lea (%%"REG_a", %%"REG_a", 2), %%"REG_d"   \n\t"
-    "add                 %%"REG_d", %%"REG_d"   \n\t"
-    ASMALIGN(4)
-    "1:                                         \n\t"
-    PREFETCH" 64(%0, %%"REG_d")                 \n\t"
-#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
-    "movq          (%0, %%"REG_d"), %%mm0       \n\t"
-    "movq         6(%0, %%"REG_d"), %%mm2       \n\t"
-    "movq                    %%mm0, %%mm1       \n\t"
-    "movq                    %%mm2, %%mm3       \n\t"
-    "psrlq                     $24, %%mm0       \n\t"
-    "psrlq                     $24, %%mm2       \n\t"
-    PAVGB(%%mm1, %%mm0)
-    PAVGB(%%mm3, %%mm2)
-    "punpcklbw               %%mm7, %%mm0       \n\t"
-    "punpcklbw               %%mm7, %%mm2       \n\t"
-#else
-    "movd          (%0, %%"REG_d"), %%mm0       \n\t"
-    "movd         3(%0, %%"REG_d"), %%mm2       \n\t"
-    "punpcklbw               %%mm7, %%mm0       \n\t"
-    "punpcklbw               %%mm7, %%mm2       \n\t"
-    "paddw                   %%mm2, %%mm0       \n\t"
-    "movd         6(%0, %%"REG_d"), %%mm4       \n\t"
-    "movd         9(%0, %%"REG_d"), %%mm2       \n\t"
-    "punpcklbw               %%mm7, %%mm4       \n\t"
-    "punpcklbw               %%mm7, %%mm2       \n\t"
-    "paddw                   %%mm4, %%mm2       \n\t"
-    "psrlw                      $1, %%mm0       \n\t"
-    "psrlw                      $1, %%mm2       \n\t"
-#endif
-    "movq  "MANGLE(ff_bgr2VCoeff)", %%mm1       \n\t"
-    "movq  "MANGLE(ff_bgr2VCoeff)", %%mm3       \n\t"
-
-    "pmaddwd                 %%mm0, %%mm1       \n\t"
-    "pmaddwd                 %%mm2, %%mm3       \n\t"
-    "pmaddwd                 %%mm6, %%mm0       \n\t"
-    "pmaddwd                 %%mm6, %%mm2       \n\t"
-#ifndef FAST_BGR2YV12
-    "psrad                      $8, %%mm0       \n\t"
-    "psrad                      $8, %%mm1       \n\t"
-    "psrad                      $8, %%mm2       \n\t"
-    "psrad                      $8, %%mm3       \n\t"
-#endif
-    "packssdw                %%mm2, %%mm0       \n\t"
-    "packssdw                %%mm3, %%mm1       \n\t"
-    "pmaddwd                 %%mm5, %%mm0       \n\t"
-    "pmaddwd                 %%mm5, %%mm1       \n\t"
-    "packssdw                %%mm1, %%mm0       \n\t" // V1 V0 U1 U0
-    "psraw                      $7, %%mm0       \n\t"
-
-#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
-    "movq       12(%0, %%"REG_d"), %%mm4       \n\t"
-    "movq       18(%0, %%"REG_d"), %%mm2       \n\t"
-    "movq                   %%mm4, %%mm1       \n\t"
-    "movq                   %%mm2, %%mm3       \n\t"
-    "psrlq                    $24, %%mm4       \n\t"
-    "psrlq                    $24, %%mm2       \n\t"
-    PAVGB(%%mm1, %%mm4)
-    PAVGB(%%mm3, %%mm2)
-    "punpcklbw              %%mm7, %%mm4       \n\t"
-    "punpcklbw              %%mm7, %%mm2       \n\t"
-#else
-    "movd       12(%0, %%"REG_d"), %%mm4       \n\t"
-    "movd       15(%0, %%"REG_d"), %%mm2       \n\t"
-    "punpcklbw              %%mm7, %%mm4       \n\t"
-    "punpcklbw              %%mm7, %%mm2       \n\t"
-    "paddw                  %%mm2, %%mm4       \n\t"
-    "movd       18(%0, %%"REG_d"), %%mm5       \n\t"
-    "movd       21(%0, %%"REG_d"), %%mm2       \n\t"
-    "punpcklbw              %%mm7, %%mm5       \n\t"
-    "punpcklbw              %%mm7, %%mm2       \n\t"
-    "paddw                  %%mm5, %%mm2       \n\t"
-    "movq      "MANGLE(ff_w1111)", %%mm5       \n\t"
-    "psrlw                     $2, %%mm4       \n\t"
-    "psrlw                     $2, %%mm2       \n\t"
-#endif
-    "movq "MANGLE(ff_bgr2VCoeff)", %%mm1       \n\t"
-    "movq "MANGLE(ff_bgr2VCoeff)", %%mm3       \n\t"
-
-    "pmaddwd                %%mm4, %%mm1       \n\t"
-    "pmaddwd                %%mm2, %%mm3       \n\t"
-    "pmaddwd                %%mm6, %%mm4       \n\t"
-    "pmaddwd                %%mm6, %%mm2       \n\t"
-#ifndef FAST_BGR2YV12
-    "psrad                     $8, %%mm4       \n\t"
-    "psrad                     $8, %%mm1       \n\t"
-    "psrad                     $8, %%mm2       \n\t"
-    "psrad                     $8, %%mm3       \n\t"
-#endif
-    "packssdw               %%mm2, %%mm4       \n\t"
-    "packssdw               %%mm3, %%mm1       \n\t"
-    "pmaddwd                %%mm5, %%mm4       \n\t"
-    "pmaddwd                %%mm5, %%mm1       \n\t"
-    "add                      $24, %%"REG_d"   \n\t"
-    "packssdw               %%mm1, %%mm4       \n\t" // V3 V2 U3 U2
-    "psraw                     $7, %%mm4       \n\t"
-
-    "movq                   %%mm0, %%mm1       \n\t"
-    "punpckldq              %%mm4, %%mm0       \n\t"
-    "punpckhdq              %%mm4, %%mm1       \n\t"
-    "packsswb               %%mm1, %%mm0       \n\t"
-    "paddb "MANGLE(ff_bgr2UVOffset)", %%mm0    \n\t"
-
-    "movd                   %%mm0, (%1, %%"REG_a")  \n\t"
-    "punpckhdq              %%mm0, %%mm0            \n\t"
-    "movd                   %%mm0, (%2, %%"REG_a")  \n\t"
-    "add                       $4, %%"REG_a"        \n\t"
-    " js                       1b                   \n\t"
-    : : "r" (src1+width*6), "r" (dstU+width), "r" (dstV+width), "g" (-width)
-    : "%"REG_a, "%"REG_d
-    );
+    RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_BGR24);
 #else
     int i;
     for (i=0; i<width; i++)
     {
-        int b= src1[6*i + 0] + src1[6*i + 3];
-        int g= src1[6*i + 1] + src1[6*i + 4];
-        int r= src1[6*i + 2] + src1[6*i + 5];
+        int b= src1[3*i + 0];
+        int g= src1[3*i + 1];
+        int r= src1[3*i + 2];
 
-        dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1)) + 128;
-        dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1)) + 128;
+        dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
+        dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
     }
 #endif /* HAVE_MMX */
     assert(src1 == src2);
 }
 
-static inline void RENAME(rgb16ToY)(uint8_t *dst, uint8_t *src, long width)
-{
-    int i;
-    for (i=0; i<width; i++)
-    {
-        int d= ((uint16_t*)src)[i];
-        int b= d&0x1F;
-        int g= (d>>5)&0x3F;
-        int r= (d>>11)&0x1F;
-
-        dst[i]= ((2*RY*r + GY*g + 2*BY*b)>>(RGB2YUV_SHIFT-2)) + 16;
-    }
-}
-
-static inline void RENAME(rgb16ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
+static inline void RENAME(bgr24ToUV_half)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width, uint32_t *unused)
 {
     int i;
-    assert(src1==src2);
     for (i=0; i<width; i++)
     {
-        int d0= ((uint32_t*)src1)[i];
-
-        int dl= (d0&0x07E0F81F);
-        int dh= ((d0>>5)&0x07C0F83F);
-
-        int dh2= (dh>>11) + (dh<<21);
-        int d= dh2 + dl;
-
-        int b= d&0x7F;
-        int r= (d>>11)&0x7F;
-        int g= d>>21;
-        dstU[i]= ((2*RU*r + GU*g + 2*BU*b)>>(RGB2YUV_SHIFT+1-2)) + 128;
-        dstV[i]= ((2*RV*r + GV*g + 2*BV*b)>>(RGB2YUV_SHIFT+1-2)) + 128;
-    }
-}
-
-static inline void RENAME(rgb15ToY)(uint8_t *dst, uint8_t *src, long width)
-{
-    int i;
-    for (i=0; i<width; i++)
-    {
-        int d= ((uint16_t*)src)[i];
-        int b= d&0x1F;
-        int g= (d>>5)&0x1F;
-        int r= (d>>10)&0x1F;
-
-        dst[i]= ((RY*r + GY*g + BY*b)>>(RGB2YUV_SHIFT-3)) + 16;
-    }
-}
-
-static inline void RENAME(rgb15ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
-{
-    int i;
-    assert(src1==src2);
-    for (i=0; i<width; i++)
-    {
-        int d0= ((uint32_t*)src1)[i];
-
-        int dl= (d0&0x03E07C1F);
-        int dh= ((d0>>5)&0x03E0F81F);
-
-        int dh2= (dh>>11) + (dh<<21);
-        int d= dh2 + dl;
+        int b= src1[6*i + 0] + src1[6*i + 3];
+        int g= src1[6*i + 1] + src1[6*i + 4];
+        int r= src1[6*i + 2] + src1[6*i + 5];
 
-        int b= d&0x7F;
-        int r= (d>>10)&0x7F;
-        int g= d>>21;
-        dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1-3)) + 128;
-        dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1-3)) + 128;
+        dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
+        dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
     }
+    assert(src1 == src2);
 }
 
-
-static inline void RENAME(rgb32ToY)(uint8_t *dst, uint8_t *src, long width)
+static inline void RENAME(rgb24ToY)(uint8_t *dst, uint8_t *src, long width, uint32_t *unused)
 {
+#ifdef HAVE_MMX
+    RENAME(bgr24ToY_mmx)(dst, src, width, PIX_FMT_RGB24);
+#else
     int i;
     for (i=0; i<width; i++)
     {
-        int r=  ((uint32_t*)src)[i]&0xFF;
-        int g= (((uint32_t*)src)[i]>>8)&0xFF;
-        int b= (((uint32_t*)src)[i]>>16)&0xFF;
+        int r= src[i*3+0];
+        int g= src[i*3+1];
+        int b= src[i*3+2];
 
         dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
     }
+#endif
 }
 
-static inline void RENAME(rgb32ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
+static inline void RENAME(rgb24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width, uint32_t *unused)
 {
-    int i;
+#ifdef HAVE_MMX
     assert(src1==src2);
-    for (i=0; i<width; i++)
-    {
-        const int a= ((uint32_t*)src1)[2*i+0];
-        const int e= ((uint32_t*)src1)[2*i+1];
-        const int l= (a&0xFF00FF) + (e&0xFF00FF);
-        const int h= (a&0x00FF00) + (e&0x00FF00);
-        const int r=  l&0x3FF;
-        const int g=  h>>8;
-        const int b=  l>>16;
-
-        dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1)) + 128;
-        dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1)) + 128;
-    }
-}
-
-static inline void RENAME(rgb24ToY)(uint8_t *dst, uint8_t *src, long width)
-{
+    RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_RGB24);
+#else
     int i;
+    assert(src1==src2);
     for (i=0; i<width; i++)
     {
-        int r= src[i*3+0];
-        int g= src[i*3+1];
-        int b= src[i*3+2];
+        int r= src1[3*i + 0];
+        int g= src1[3*i + 1];
+        int b= src1[3*i + 2];
 
-        dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
+        dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
+        dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
     }
+#endif
 }
 
-static inline void RENAME(rgb24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
+static inline void RENAME(rgb24ToUV_half)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width, uint32_t *unused)
 {
     int i;
     assert(src1==src2);
@@ -2222,98 +1854,53 @@ static inline void RENAME(rgb24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1
         int g= src1[6*i + 1] + src1[6*i + 4];
         int b= src1[6*i + 2] + src1[6*i + 5];
 
-        dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1)) + 128;
-        dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1)) + 128;
-    }
-}
-
-static inline void RENAME(bgr16ToY)(uint8_t *dst, uint8_t *src, long width)
-{
-    int i;
-    for (i=0; i<width; i++)
-    {
-        int d= ((uint16_t*)src)[i];
-        int r= d&0x1F;
-        int g= (d>>5)&0x3F;
-        int b= (d>>11)&0x1F;
-
-        dst[i]= ((2*RY*r + GY*g + 2*BY*b)>>(RGB2YUV_SHIFT-2)) + 16;
+        dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
+        dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
     }
 }
 
-static inline void RENAME(bgr16ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
-{
-    int i;
-    assert(src1 == src2);
-    for (i=0; i<width; i++)
-    {
-        int d0= ((uint32_t*)src1)[i];
-
-        int dl= (d0&0x07E0F81F);
-        int d= dl + (((d0>>16) + (d0<<16))&0x07E0F81F);
-
-        int r= d&0x3F;
-        int b= (d>>11)&0x3F;
-        int g= d>>21;
-        dstU[i]= ((2*RU*r + GU*g + 2*BU*b)>>(RGB2YUV_SHIFT+1-2)) + 128;
-        dstV[i]= ((2*RV*r + GV*g + 2*BV*b)>>(RGB2YUV_SHIFT+1-2)) + 128;
-    }
-}
 
-static inline void RENAME(bgr15ToY)(uint8_t *dst, uint8_t *src, long width)
+static inline void RENAME(palToY)(uint8_t *dst, uint8_t *src, long width, uint32_t *pal)
 {
     int i;
     for (i=0; i<width; i++)
     {
-        int d= ((uint16_t*)src)[i];
-        int r= d&0x1F;
-        int g= (d>>5)&0x1F;
-        int b= (d>>10)&0x1F;
+        int d= src[i];
 
-        dst[i]= ((RY*r + GY*g + BY*b)>>(RGB2YUV_SHIFT-3)) + 16;
+        dst[i]= pal[d] & 0xFF;
     }
 }
 
-static inline void RENAME(bgr15ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
+static inline void RENAME(palToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width, uint32_t *pal)
 {
     int i;
     assert(src1 == src2);
     for (i=0; i<width; i++)
     {
-        int d0= ((uint32_t*)src1)[i];
-
-        int dl= (d0&0x03E07C1F);
-        int d= dl + (((d0>>16) + (d0<<16))&0x03E07C1F);
+        int p= pal[src1[i]];
 
-        int r= d&0x3F;
-        int b= (d>>10)&0x3F;
-        int g= d>>21;
-        dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1-3)) + 128;
-        dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1-3)) + 128;
+        dstU[i]= p>>8;
+        dstV[i]= p>>16;
     }
 }
 
-static inline void RENAME(palToY)(uint8_t *dst, uint8_t *src, long width, uint32_t *pal)
+static inline void RENAME(monowhite2Y)(uint8_t *dst, uint8_t *src, long width, uint32_t *unused)
 {
-    int i;
-    for (i=0; i<width; i++)
-    {
-        int d= src[i];
-
-        dst[i]= pal[d] & 0xFF;
+    int i, j;
+    for (i=0; i<width/8; i++){
+        int d= ~src[i];
+        for(j=0; j<8; j++)
+            dst[8*i+j]= ((d>>(7-j))&1)*255;
     }
 }
 
-static inline void RENAME(palToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width, uint32_t *pal)
+static inline void RENAME(monoblack2Y)(uint8_t *dst, uint8_t *src, long width, uint32_t *unused)
 {
-    int i;
-    assert(src1 == src2);
-    for (i=0; i<width; i++)
-    {
-        int p= pal[src1[i]];
-
-        dstU[i]= p>>8;
-        dstV[i]= p>>16;
+    int i, j;
+    for (i=0; i<width/8; i++){
+        int d= src[i];
+        for(j=0; j<8; j++)
+            dst[8*i+j]= ((d>>(7-j))&1)*255;
     }
 }
 
@@ -2329,12 +1916,11 @@ static inline void RENAME(hScale)(int16_t *dst, int dstW, uint8_t *src, int srcW
         filter-= counter*2;
         filterPos-= counter/2;
         dst-= counter/2;
-        asm volatile(
+        __asm__ volatile(
 #if defined(PIC)
         "push            %%"REG_b"              \n\t"
 #endif
         "pxor                %%mm7, %%mm7       \n\t"
-        "movq        "MANGLE(w02)", %%mm6       \n\t"
         "push           %%"REG_BP"              \n\t" // we use 7 regs here ...
         "mov             %%"REG_a", %%"REG_BP"  \n\t"
         ASMALIGN(4)
@@ -2349,10 +1935,11 @@ static inline void RENAME(hScale)(int16_t *dst, int dstW, uint8_t *src, int srcW
         "punpcklbw           %%mm7, %%mm2       \n\t"
         "pmaddwd             %%mm1, %%mm0       \n\t"
         "pmaddwd             %%mm2, %%mm3       \n\t"
-        "psrad                  $8, %%mm0       \n\t"
-        "psrad                  $8, %%mm3       \n\t"
-        "packssdw            %%mm3, %%mm0       \n\t"
-        "pmaddwd             %%mm6, %%mm0       \n\t"
+        "movq                %%mm0, %%mm4       \n\t"
+        "punpckldq           %%mm3, %%mm0       \n\t"
+        "punpckhdq           %%mm3, %%mm4       \n\t"
+        "paddd               %%mm4, %%mm0       \n\t"
+        "psrad                  $7, %%mm0       \n\t"
         "packssdw            %%mm0, %%mm0       \n\t"
         "movd                %%mm0, (%4, %%"REG_BP")    \n\t"
         "add                    $4, %%"REG_BP"  \n\t"
@@ -2375,12 +1962,11 @@ static inline void RENAME(hScale)(int16_t *dst, int dstW, uint8_t *src, int srcW
         filter-= counter*4;
         filterPos-= counter/2;
         dst-= counter/2;
-        asm volatile(
+        __asm__ volatile(
 #if defined(PIC)
         "push             %%"REG_b"             \n\t"
 #endif
         "pxor                 %%mm7, %%mm7      \n\t"
-        "movq         "MANGLE(w02)", %%mm6      \n\t"
         "push            %%"REG_BP"             \n\t" // we use 7 regs here ...
         "mov              %%"REG_a", %%"REG_BP" \n\t"
         ASMALIGN(4)
@@ -2406,11 +1992,11 @@ static inline void RENAME(hScale)(int16_t *dst, int dstW, uint8_t *src, int srcW
         "pmaddwd              %%mm2, %%mm5      \n\t"
         "paddd                %%mm4, %%mm0      \n\t"
         "paddd                %%mm5, %%mm3      \n\t"
-
-        "psrad                   $8, %%mm0      \n\t"
-        "psrad                   $8, %%mm3      \n\t"
-        "packssdw             %%mm3, %%mm0      \n\t"
-        "pmaddwd              %%mm6, %%mm0      \n\t"
+        "movq                 %%mm0, %%mm4      \n\t"
+        "punpckldq            %%mm3, %%mm0      \n\t"
+        "punpckhdq            %%mm3, %%mm4      \n\t"
+        "paddd                %%mm4, %%mm0      \n\t"
+        "psrad                   $7, %%mm0      \n\t"
         "packssdw             %%mm0, %%mm0      \n\t"
         "movd                 %%mm0, (%4, %%"REG_BP")   \n\t"
         "add                     $4, %%"REG_BP" \n\t"
@@ -2434,9 +2020,8 @@ static inline void RENAME(hScale)(int16_t *dst, int dstW, uint8_t *src, int srcW
         //filter-= counter*filterSize/2;
         filterPos-= counter/2;
         dst-= counter/2;
-        asm volatile(
+        __asm__ volatile(
         "pxor                  %%mm7, %%mm7     \n\t"
-        "movq          "MANGLE(w02)", %%mm6     \n\t"
         ASMALIGN(4)
         "1:                                     \n\t"
         "mov                      %2, %%"REG_c" \n\t"
@@ -2461,10 +2046,11 @@ static inline void RENAME(hScale)(int16_t *dst, int dstW, uint8_t *src, int srcW
         "cmp                      %4, %%"REG_c" \n\t"
         " jb                      2b            \n\t"
         "add                      %6, %1        \n\t"
-        "psrad                    $8, %%mm4     \n\t"
-        "psrad                    $8, %%mm5     \n\t"
-        "packssdw              %%mm5, %%mm4     \n\t"
-        "pmaddwd               %%mm6, %%mm4     \n\t"
+        "movq                  %%mm4, %%mm0     \n\t"
+        "punpckldq             %%mm5, %%mm4     \n\t"
+        "punpckhdq             %%mm5, %%mm0     \n\t"
+        "paddd                 %%mm0, %%mm4     \n\t"
+        "psrad                    $7, %%mm4     \n\t"
         "packssdw              %%mm4, %%mm4     \n\t"
         "mov                      %3, %%"REG_a" \n\t"
         "movd                  %%mm4, (%%"REG_a", %0)   \n\t"
@@ -2494,7 +2080,7 @@ static inline void RENAME(hScale)(int16_t *dst, int dstW, uint8_t *src, int srcW
             val += ((int)src[srcPos + j])*filter[filterSize*i + j];
         }
         //filter += hFilterSize;
-        dst[i] = av_clip(val>>7, 0, (1<<15)-1); // the cubic equation does overflow ...
+        dst[i] = FFMIN(val>>7, (1<<15)-1); // the cubic equation does overflow ...
         //dst[i] = val>>7;
     }
 #endif /* HAVE_ALTIVEC */
@@ -2505,71 +2091,81 @@ static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth,
                                    int flags, int canMMX2BeUsed, int16_t *hLumFilter,
                                    int16_t *hLumFilterPos, int hLumFilterSize, void *funnyYCode,
                                    int srcFormat, uint8_t *formatConvBuffer, int16_t *mmx2Filter,
-                                   int32_t *mmx2FilterPos, uint8_t *pal)
+                                   int32_t *mmx2FilterPos, uint32_t *pal)
 {
     if (srcFormat==PIX_FMT_YUYV422 || srcFormat==PIX_FMT_GRAY16BE)
     {
-        RENAME(yuy2ToY)(formatConvBuffer, src, srcW);
+        RENAME(yuy2ToY)(formatConvBuffer, src, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_UYVY422 || srcFormat==PIX_FMT_GRAY16LE)
     {
-        RENAME(uyvyToY)(formatConvBuffer, src, srcW);
+        RENAME(uyvyToY)(formatConvBuffer, src, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_RGB32)
     {
-        RENAME(bgr32ToY)(formatConvBuffer, src, srcW);
+        RENAME(bgr32ToY)(formatConvBuffer, src, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_RGB32_1)
     {
-        RENAME(bgr32ToY)(formatConvBuffer, src+ALT32_CORR, srcW);
+        RENAME(bgr32ToY)(formatConvBuffer, src+ALT32_CORR, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_BGR24)
     {
-        RENAME(bgr24ToY)(formatConvBuffer, src, srcW);
+        RENAME(bgr24ToY)(formatConvBuffer, src, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_BGR565)
     {
-        RENAME(bgr16ToY)(formatConvBuffer, src, srcW);
+        RENAME(bgr16ToY)(formatConvBuffer, src, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_BGR555)
     {
-        RENAME(bgr15ToY)(formatConvBuffer, src, srcW);
+        RENAME(bgr15ToY)(formatConvBuffer, src, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_BGR32)
     {
-        RENAME(rgb32ToY)(formatConvBuffer, src, srcW);
+        RENAME(rgb32ToY)(formatConvBuffer, src, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_BGR32_1)
     {
-        RENAME(rgb32ToY)(formatConvBuffer, src+ALT32_CORR, srcW);
+        RENAME(rgb32ToY)(formatConvBuffer, src+ALT32_CORR, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_RGB24)
     {
-        RENAME(rgb24ToY)(formatConvBuffer, src, srcW);
+        RENAME(rgb24ToY)(formatConvBuffer, src, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_RGB565)
     {
-        RENAME(rgb16ToY)(formatConvBuffer, src, srcW);
+        RENAME(rgb16ToY)(formatConvBuffer, src, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_RGB555)
     {
-        RENAME(rgb15ToY)(formatConvBuffer, src, srcW);
+        RENAME(rgb15ToY)(formatConvBuffer, src, srcW, pal);
         src= formatConvBuffer;
     }
     else if (srcFormat==PIX_FMT_RGB8 || srcFormat==PIX_FMT_BGR8 || srcFormat==PIX_FMT_PAL8 || srcFormat==PIX_FMT_BGR4_BYTE  || srcFormat==PIX_FMT_RGB4_BYTE)
     {
-        RENAME(palToY)(formatConvBuffer, src, srcW, (uint32_t*)pal);
+        RENAME(palToY)(formatConvBuffer, src, srcW, pal);
+        src= formatConvBuffer;
+    }
+    else if (srcFormat==PIX_FMT_MONOBLACK)
+    {
+        RENAME(monoblack2Y)(formatConvBuffer, src, srcW, pal);
+        src= formatConvBuffer;
+    }
+    else if (srcFormat==PIX_FMT_MONOWHITE)
+    {
+        RENAME(monowhite2Y)(formatConvBuffer, src, srcW, pal);
         src= formatConvBuffer;
     }
 
@@ -2592,7 +2188,7 @@ static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth,
 #endif
         if (canMMX2BeUsed)
         {
-            asm volatile(
+            __asm__ volatile(
 #if defined(PIC)
             "mov               %%"REG_b", %5        \n\t"
 #endif
@@ -2657,7 +2253,7 @@ FUNNY_Y_CODE
         long xInc_shr16 = xInc >> 16;
         uint16_t xInc_mask = xInc & 0xffff;
         //NO MMX just normal asm ...
-        asm volatile(
+        __asm__ volatile(
         "xor %%"REG_a", %%"REG_a"            \n\t" // i
         "xor %%"REG_d", %%"REG_d"            \n\t" // xx
         "xorl    %%ecx, %%ecx                \n\t" // 2*xalpha
@@ -2730,87 +2326,117 @@ inline static void RENAME(hcscale)(SwsContext *c, uint16_t *dst, long dstWidth,
                                    int srcW, int xInc, int flags, int canMMX2BeUsed, int16_t *hChrFilter,
                                    int16_t *hChrFilterPos, int hChrFilterSize, void *funnyUVCode,
                                    int srcFormat, uint8_t *formatConvBuffer, int16_t *mmx2Filter,
-                                   int32_t *mmx2FilterPos, uint8_t *pal)
+                                   int32_t *mmx2FilterPos, uint32_t *pal)
 {
     if (srcFormat==PIX_FMT_YUYV422)
     {
-        RENAME(yuy2ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
+        RENAME(yuy2ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
     else if (srcFormat==PIX_FMT_UYVY422)
     {
-        RENAME(uyvyToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
+        RENAME(uyvyToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
     else if (srcFormat==PIX_FMT_RGB32)
     {
-        RENAME(bgr32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
+        if(c->chrSrcHSubSample)
+            RENAME(bgr32ToUV_half)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
+        else
+            RENAME(bgr32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
     else if (srcFormat==PIX_FMT_RGB32_1)
     {
-        RENAME(bgr32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1+ALT32_CORR, src2+ALT32_CORR, srcW);
+        if(c->chrSrcHSubSample)
+            RENAME(bgr32ToUV_half)(formatConvBuffer, formatConvBuffer+VOFW, src1+ALT32_CORR, src2+ALT32_CORR, srcW, pal);
+        else
+            RENAME(bgr32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1+ALT32_CORR, src2+ALT32_CORR, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
     else if (srcFormat==PIX_FMT_BGR24)
     {
-        RENAME(bgr24ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
+        if(c->chrSrcHSubSample)
+            RENAME(bgr24ToUV_half)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
+        else
+            RENAME(bgr24ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
     else if (srcFormat==PIX_FMT_BGR565)
     {
-        RENAME(bgr16ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
+        if(c->chrSrcHSubSample)
+            RENAME(bgr16ToUV_half)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
+        else
+            RENAME(bgr16ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
     else if (srcFormat==PIX_FMT_BGR555)
     {
-        RENAME(bgr15ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
+        if(c->chrSrcHSubSample)
+            RENAME(bgr15ToUV_half)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
+        else
+            RENAME(bgr15ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
     else if (srcFormat==PIX_FMT_BGR32)
     {
-        RENAME(rgb32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
+        if(c->chrSrcHSubSample)
+            RENAME(rgb32ToUV_half)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
+        else
+            RENAME(rgb32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
     else if (srcFormat==PIX_FMT_BGR32_1)
     {
-        RENAME(rgb32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1+ALT32_CORR, src2+ALT32_CORR, srcW);
+        if(c->chrSrcHSubSample)
+            RENAME(rgb32ToUV_half)(formatConvBuffer, formatConvBuffer+VOFW, src1+ALT32_CORR, src2+ALT32_CORR, srcW, pal);
+        else
+            RENAME(rgb32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1+ALT32_CORR, src2+ALT32_CORR, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
     else if (srcFormat==PIX_FMT_RGB24)
     {
-        RENAME(rgb24ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
+        if(c->chrSrcHSubSample)
+            RENAME(rgb24ToUV_half)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
+        else
+            RENAME(rgb24ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
     else if (srcFormat==PIX_FMT_RGB565)
     {
-        RENAME(rgb16ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
+        if(c->chrSrcHSubSample)
+            RENAME(rgb16ToUV_half)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
+        else
+            RENAME(rgb16ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
     else if (srcFormat==PIX_FMT_RGB555)
     {
-        RENAME(rgb15ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
+        if(c->chrSrcHSubSample)
+            RENAME(rgb15ToUV_half)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
+        else
+            RENAME(rgb15ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
-    else if (isGray(srcFormat))
+    else if (isGray(srcFormat) || srcFormat==PIX_FMT_MONOBLACK || srcFormat==PIX_FMT_MONOWHITE)
     {
         return;
     }
     else if (srcFormat==PIX_FMT_RGB8 || srcFormat==PIX_FMT_BGR8 || srcFormat==PIX_FMT_PAL8 || srcFormat==PIX_FMT_BGR4_BYTE  || srcFormat==PIX_FMT_RGB4_BYTE)
     {
-        RENAME(palToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, (uint32_t*)pal);
+        RENAME(palToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
         src1= formatConvBuffer;
         src2= formatConvBuffer+VOFW;
     }
@@ -2835,7 +2461,7 @@ inline static void RENAME(hcscale)(SwsContext *c, uint16_t *dst, long dstWidth,
 #endif
         if (canMMX2BeUsed)
         {
-            asm volatile(
+            __asm__ volatile(
 #if defined(PIC)
             "mov          %%"REG_b", %6         \n\t"
 #endif
@@ -2912,7 +2538,7 @@ FUNNY_UV_CODE
 #endif /* HAVE_MMX2 */
             long xInc_shr16 = (long) (xInc >> 16);
             uint16_t xInc_mask = xInc & 0xffff;
-            asm volatile(
+            __asm__ volatile(
             "xor %%"REG_a", %%"REG_a"               \n\t" // i
             "xor %%"REG_d", %%"REG_d"               \n\t" // xx
             "xorl    %%ecx, %%ecx                   \n\t" // 2*xalpha
@@ -3032,7 +2658,7 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
     const int chrSrcSliceY= srcSliceY >> c->chrSrcVSubSample;
     const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample);
     int lastDstY;
-    uint8_t *pal=NULL;
+    uint32_t *pal=c->pal_yuv;
 
     /* vars which will change and which we need to store back in the context */
     int dstY= c->dstY;
@@ -3042,7 +2668,6 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
     int lastInChrBuf= c->lastInChrBuf;
 
     if (isPacked(c->srcFormat)){
-        pal= src[1];
         src[0]=
         src[1]=
         src[2]= src[0];
@@ -3071,12 +2696,12 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
 
     if (dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0)
     {
-        static int firstTime=1; //FIXME move this into the context perhaps
-        if (flags & SWS_PRINT_INFO && firstTime)
+        static int warnedAlready=0; //FIXME move this into the context perhaps
+        if (flags & SWS_PRINT_INFO && !warnedAlready)
         {
             av_log(c, AV_LOG_WARNING, "Warning: dstStride is not aligned!\n"
                    "         ->cannot do aligned memory accesses anymore\n");
-            firstTime=0;
+            warnedAlready=1;
         }
     }
 
@@ -3197,10 +2822,12 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
         }
 
 #ifdef HAVE_MMX
-        b5Dither= ff_dither8[dstY&1];
-        g6Dither= ff_dither4[dstY&1];
-        g5Dither= ff_dither8[dstY&1];
-        r5Dither= ff_dither8[(dstY+1)&1];
+        c->blueDither= ff_dither8[dstY&1];
+        if (c->dstFormat == PIX_FMT_RGB555 || c->dstFormat == PIX_FMT_BGR555)
+            c->greenDither= ff_dither8[dstY&1];
+        else
+            c->greenDither= ff_dither4[dstY&1];
+        c->redDither= ff_dither8[(dstY+1)&1];
 #endif
         if (dstY < dstH-2)
         {
@@ -3276,8 +2903,15 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
                 if (vLumFilterSize == 1 && vChrFilterSize == 2) //unscaled RGB
                 {
                     int chrAlpha= vChrFilter[2*dstY+1];
-                    RENAME(yuv2packed1)(c, *lumSrcPtr, *chrSrcPtr, *(chrSrcPtr+1),
-                        dest, dstW, chrAlpha, dstFormat, flags, dstY);
+                    if(flags & SWS_FULL_CHR_H_INT){
+                        yuv2rgbXinC_full(c, //FIXME write a packed1_full function
+                            vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
+                            vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
+                            dest, dstW, dstY);
+                    }else{
+                        RENAME(yuv2packed1)(c, *lumSrcPtr, *chrSrcPtr, *(chrSrcPtr+1),
+                            dest, dstW, chrAlpha, dstFormat, flags, dstY);
+                    }
                 }
                 else if (vLumFilterSize == 2 && vChrFilterSize == 2) //bilinear upscale RGB
                 {
@@ -3287,15 +2921,29 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
                     lumMmxFilter[3]= vLumFilter[2*dstY   ]*0x10001;
                     chrMmxFilter[2]=
                     chrMmxFilter[3]= vChrFilter[2*chrDstY]*0x10001;
-                    RENAME(yuv2packed2)(c, *lumSrcPtr, *(lumSrcPtr+1), *chrSrcPtr, *(chrSrcPtr+1),
-                        dest, dstW, lumAlpha, chrAlpha, dstY);
+                    if(flags & SWS_FULL_CHR_H_INT){
+                        yuv2rgbXinC_full(c, //FIXME write a packed2_full function
+                            vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
+                            vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
+                            dest, dstW, dstY);
+                    }else{
+                        RENAME(yuv2packed2)(c, *lumSrcPtr, *(lumSrcPtr+1), *chrSrcPtr, *(chrSrcPtr+1),
+                            dest, dstW, lumAlpha, chrAlpha, dstY);
+                    }
                 }
                 else //general RGB
                 {
-                    RENAME(yuv2packedX)(c,
-                        vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
-                        vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
-                        dest, dstW, dstY);
+                    if(flags & SWS_FULL_CHR_H_INT){
+                        yuv2rgbXinC_full(c,
+                            vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
+                            vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
+                            dest, dstW, dstY);
+                    }else{
+                        RENAME(yuv2packedX)(c,
+                            vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
+                            vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
+                            dest, dstW, dstY);
+                    }
                 }
             }
         }
@@ -3324,17 +2972,24 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
             {
                 assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
                 assert(chrSrcPtr + vChrFilterSize - 1 < chrPixBuf + vChrBufSize*2);
-                yuv2packedXinC(c,
-                    vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
-                    vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
-                    dest, dstW, dstY);
+                if(flags & SWS_FULL_CHR_H_INT){
+                    yuv2rgbXinC_full(c,
+                        vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
+                        vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
+                        dest, dstW, dstY);
+                }else{
+                    yuv2packedXinC(c,
+                        vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
+                        vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
+                        dest, dstW, dstY);
+                }
             }
         }
     }
 
 #ifdef HAVE_MMX
-    asm volatile(SFENCE:::"memory");
-    asm volatile(EMMS:::"memory");
+    __asm__ volatile(SFENCE:::"memory");
+    __asm__ volatile(EMMS:::"memory");
 #endif
     /* store changed local vars back in the context */
     c->dstY= dstY;