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-rw-r--r--libswscale/swscale.c4357
1 files changed, 2178 insertions, 2179 deletions
diff --git a/libswscale/swscale.c b/libswscale/swscale.c
index af690e9a5e..901e6c6149 100644
--- a/libswscale/swscale.c
+++ b/libswscale/swscale.c
@@ -102,21 +102,21 @@ untested special converters
#define PI 3.14159265358979323846
#endif
-#define isSupportedIn(x) ((x)==PIX_FMT_YUV420P || (x)==PIX_FMT_YUYV422 || (x)==PIX_FMT_UYVY422\
- || (x)==PIX_FMT_RGB32|| (x)==PIX_FMT_BGR24|| (x)==PIX_FMT_BGR565|| (x)==PIX_FMT_BGR555\
- || (x)==PIX_FMT_BGR32|| (x)==PIX_FMT_RGB24|| (x)==PIX_FMT_RGB565|| (x)==PIX_FMT_RGB555\
- || (x)==PIX_FMT_GRAY8 || (x)==PIX_FMT_YUV410P\
- || (x)==PIX_FMT_GRAY16BE || (x)==PIX_FMT_GRAY16LE\
- || (x)==PIX_FMT_YUV444P || (x)==PIX_FMT_YUV422P || (x)==PIX_FMT_YUV411P\
- || (x)==PIX_FMT_PAL8 || (x)==PIX_FMT_BGR8 || (x)==PIX_FMT_RGB8\
- || (x)==PIX_FMT_BGR4_BYTE || (x)==PIX_FMT_RGB4_BYTE)
-#define isSupportedOut(x) ((x)==PIX_FMT_YUV420P || (x)==PIX_FMT_YUYV422 || (x)==PIX_FMT_UYVY422\
- || (x)==PIX_FMT_YUV444P || (x)==PIX_FMT_YUV422P || (x)==PIX_FMT_YUV411P\
- || isRGB(x) || isBGR(x)\
- || (x)==PIX_FMT_NV12 || (x)==PIX_FMT_NV21\
- || (x)==PIX_FMT_GRAY16BE || (x)==PIX_FMT_GRAY16LE\
- || (x)==PIX_FMT_GRAY8 || (x)==PIX_FMT_YUV410P)
-#define isPacked(x) ((x)==PIX_FMT_PAL8 || (x)==PIX_FMT_YUYV422 ||\
+#define isSupportedIn(x) ((x)==PIX_FMT_YUV420P || (x)==PIX_FMT_YUYV422 || (x)==PIX_FMT_UYVY422 \
+ || (x)==PIX_FMT_RGB32 || (x)==PIX_FMT_BGR24 || (x)==PIX_FMT_BGR565 || (x)==PIX_FMT_BGR555 \
+ || (x)==PIX_FMT_BGR32 || (x)==PIX_FMT_RGB24 || (x)==PIX_FMT_RGB565 || (x)==PIX_FMT_RGB555 \
+ || (x)==PIX_FMT_GRAY8 || (x)==PIX_FMT_YUV410P \
+ || (x)==PIX_FMT_GRAY16BE || (x)==PIX_FMT_GRAY16LE \
+ || (x)==PIX_FMT_YUV444P || (x)==PIX_FMT_YUV422P || (x)==PIX_FMT_YUV411P \
+ || (x)==PIX_FMT_PAL8 || (x)==PIX_FMT_BGR8 || (x)==PIX_FMT_RGB8 \
+ || (x)==PIX_FMT_BGR4_BYTE || (x)==PIX_FMT_RGB4_BYTE)
+#define isSupportedOut(x) ((x)==PIX_FMT_YUV420P || (x)==PIX_FMT_YUYV422 || (x)==PIX_FMT_UYVY422 \
+ || (x)==PIX_FMT_YUV444P || (x)==PIX_FMT_YUV422P || (x)==PIX_FMT_YUV411P \
+ || isRGB(x) || isBGR(x) \
+ || (x)==PIX_FMT_NV12 || (x)==PIX_FMT_NV21 \
+ || (x)==PIX_FMT_GRAY16BE || (x)==PIX_FMT_GRAY16LE \
+ || (x)==PIX_FMT_GRAY8 || (x)==PIX_FMT_YUV410P)
+#define isPacked(x) ((x)==PIX_FMT_PAL8 || (x)==PIX_FMT_YUYV422 || \
(x)==PIX_FMT_UYVY422 || isRGB(x) || isBGR(x))
#define RGB2YUV_SHIFT 16
@@ -150,7 +150,7 @@ write special BGR->BGR scaler
#if defined(ARCH_X86) && defined (CONFIG_GPL)
static uint64_t attribute_used __attribute__((aligned(8))) bF8= 0xF8F8F8F8F8F8F8F8LL;
static uint64_t attribute_used __attribute__((aligned(8))) bFC= 0xFCFCFCFCFCFCFCFCLL;
-static uint64_t __attribute__((aligned(8))) w10= 0x0010001000100010LL;
+static uint64_t __attribute__((aligned(8))) w10= 0x0010001000100010LL;
static uint64_t attribute_used __attribute__((aligned(8))) w02= 0x0002000200020002LL;
static uint64_t attribute_used __attribute__((aligned(8))) bm00001111=0x00000000FFFFFFFFLL;
static uint64_t attribute_used __attribute__((aligned(8))) bm00000111=0x0000000000FFFFFFLL;
@@ -163,36 +163,36 @@ static volatile uint64_t attribute_used __attribute__((aligned(8))) g6Dither;
static volatile uint64_t attribute_used __attribute__((aligned(8))) r5Dither;
static uint64_t __attribute__((aligned(8))) dither4[2]={
- 0x0103010301030103LL,
- 0x0200020002000200LL,};
+ 0x0103010301030103LL,
+ 0x0200020002000200LL,};
static uint64_t __attribute__((aligned(8))) dither8[2]={
- 0x0602060206020602LL,
- 0x0004000400040004LL,};
+ 0x0602060206020602LL,
+ 0x0004000400040004LL,};
-static uint64_t __attribute__((aligned(8))) b16Mask= 0x001F001F001F001FLL;
+static uint64_t __attribute__((aligned(8))) b16Mask= 0x001F001F001F001FLL;
static uint64_t attribute_used __attribute__((aligned(8))) g16Mask= 0x07E007E007E007E0LL;
static uint64_t attribute_used __attribute__((aligned(8))) r16Mask= 0xF800F800F800F800LL;
-static uint64_t __attribute__((aligned(8))) b15Mask= 0x001F001F001F001FLL;
+static uint64_t __attribute__((aligned(8))) b15Mask= 0x001F001F001F001FLL;
static uint64_t attribute_used __attribute__((aligned(8))) g15Mask= 0x03E003E003E003E0LL;
static uint64_t attribute_used __attribute__((aligned(8))) r15Mask= 0x7C007C007C007C00LL;
-static uint64_t attribute_used __attribute__((aligned(8))) M24A= 0x00FF0000FF0000FFLL;
-static uint64_t attribute_used __attribute__((aligned(8))) M24B= 0xFF0000FF0000FF00LL;
-static uint64_t attribute_used __attribute__((aligned(8))) M24C= 0x0000FF0000FF0000LL;
+static uint64_t attribute_used __attribute__((aligned(8))) M24A= 0x00FF0000FF0000FFLL;
+static uint64_t attribute_used __attribute__((aligned(8))) M24B= 0xFF0000FF0000FF00LL;
+static uint64_t attribute_used __attribute__((aligned(8))) M24C= 0x0000FF0000FF0000LL;
#ifdef FAST_BGR2YV12
-static const uint64_t bgr2YCoeff attribute_used __attribute__((aligned(8))) = 0x000000210041000DULL;
-static const uint64_t bgr2UCoeff attribute_used __attribute__((aligned(8))) = 0x0000FFEEFFDC0038ULL;
-static const uint64_t bgr2VCoeff attribute_used __attribute__((aligned(8))) = 0x00000038FFD2FFF8ULL;
+static const uint64_t bgr2YCoeff attribute_used __attribute__((aligned(8))) = 0x000000210041000DULL;
+static const uint64_t bgr2UCoeff attribute_used __attribute__((aligned(8))) = 0x0000FFEEFFDC0038ULL;
+static const uint64_t bgr2VCoeff attribute_used __attribute__((aligned(8))) = 0x00000038FFD2FFF8ULL;
#else
-static const uint64_t bgr2YCoeff attribute_used __attribute__((aligned(8))) = 0x000020E540830C8BULL;
-static const uint64_t bgr2UCoeff attribute_used __attribute__((aligned(8))) = 0x0000ED0FDAC23831ULL;
-static const uint64_t bgr2VCoeff attribute_used __attribute__((aligned(8))) = 0x00003831D0E6F6EAULL;
+static const uint64_t bgr2YCoeff attribute_used __attribute__((aligned(8))) = 0x000020E540830C8BULL;
+static const uint64_t bgr2UCoeff attribute_used __attribute__((aligned(8))) = 0x0000ED0FDAC23831ULL;
+static const uint64_t bgr2VCoeff attribute_used __attribute__((aligned(8))) = 0x00003831D0E6F6EAULL;
#endif /* FAST_BGR2YV12 */
-static const uint64_t bgr2YOffset attribute_used __attribute__((aligned(8))) = 0x1010101010101010ULL;
-static const uint64_t bgr2UVOffset attribute_used __attribute__((aligned(8)))= 0x8080808080808080ULL;
-static const uint64_t w1111 attribute_used __attribute__((aligned(8))) = 0x0001000100010001ULL;
+static const uint64_t bgr2YOffset attribute_used __attribute__((aligned(8))) = 0x1010101010101010ULL;
+static const uint64_t bgr2UVOffset attribute_used __attribute__((aligned(8))) = 0x8080808080808080ULL;
+static const uint64_t w1111 attribute_used __attribute__((aligned(8))) = 0x0001000100010001ULL;
#endif /* defined(ARCH_X86) */
// clipping helper table for C implementations:
@@ -297,511 +297,511 @@ char *sws_format_name(enum PixelFormat format)
#if defined(ARCH_X86) && defined (CONFIG_GPL)
void in_asm_used_var_warning_killer()
{
- volatile int i= bF8+bFC+w10+
- bm00001111+bm00000111+bm11111000+b16Mask+g16Mask+r16Mask+b15Mask+g15Mask+r15Mask+
- M24A+M24B+M24C+w02 + b5Dither+g5Dither+r5Dither+g6Dither+dither4[0]+dither8[0]+bm01010101;
- if(i) i=0;
+ volatile int i= bF8+bFC+w10+
+ bm00001111+bm00000111+bm11111000+b16Mask+g16Mask+r16Mask+b15Mask+g15Mask+r15Mask+
+ M24A+M24B+M24C+w02 + b5Dither+g5Dither+r5Dither+g6Dither+dither4[0]+dither8[0]+bm01010101;
+ if (i) i=0;
}
#endif
static inline void yuv2yuvXinC(int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
- int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
- uint8_t *dest, uint8_t *uDest, uint8_t *vDest, int dstW, int chrDstW)
+ int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
+ uint8_t *dest, uint8_t *uDest, uint8_t *vDest, int dstW, int chrDstW)
{
- //FIXME Optimize (just quickly writen not opti..)
- int i;
- for(i=0; i<dstW; i++)
- {
- int val=1<<18;
- int j;
- for(j=0; j<lumFilterSize; j++)
- val += lumSrc[j][i] * lumFilter[j];
-
- dest[i]= av_clip_uint8(val>>19);
- }
-
- if(uDest != NULL)
- for(i=0; i<chrDstW; i++)
- {
- int u=1<<18;
- int v=1<<18;
- int j;
- for(j=0; j<chrFilterSize; j++)
- {
- u += chrSrc[j][i] * chrFilter[j];
- v += chrSrc[j][i + 2048] * chrFilter[j];
- }
-
- uDest[i]= av_clip_uint8(u>>19);
- vDest[i]= av_clip_uint8(v>>19);
- }
+ //FIXME Optimize (just quickly writen not opti..)
+ int i;
+ for (i=0; i<dstW; i++)
+ {
+ int val=1<<18;
+ int j;
+ for (j=0; j<lumFilterSize; j++)
+ val += lumSrc[j][i] * lumFilter[j];
+
+ dest[i]= av_clip_uint8(val>>19);
+ }
+
+ if (uDest != NULL)
+ for (i=0; i<chrDstW; i++)
+ {
+ int u=1<<18;
+ int v=1<<18;
+ int j;
+ for (j=0; j<chrFilterSize; j++)
+ {
+ u += chrSrc[j][i] * chrFilter[j];
+ v += chrSrc[j][i + 2048] * chrFilter[j];
+ }
+
+ uDest[i]= av_clip_uint8(u>>19);
+ vDest[i]= av_clip_uint8(v>>19);
+ }
}
static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
- int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
- uint8_t *dest, uint8_t *uDest, int dstW, int chrDstW, int dstFormat)
+ int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
+ uint8_t *dest, uint8_t *uDest, int dstW, int chrDstW, int dstFormat)
{
- //FIXME Optimize (just quickly writen not opti..)
- int i;
- for(i=0; i<dstW; i++)
- {
- int val=1<<18;
- int j;
- for(j=0; j<lumFilterSize; j++)
- val += lumSrc[j][i] * lumFilter[j];
-
- dest[i]= av_clip_uint8(val>>19);
- }
-
- if(uDest == NULL)
- return;
-
- if(dstFormat == PIX_FMT_NV12)
- for(i=0; i<chrDstW; i++)
- {
- int u=1<<18;
- int v=1<<18;
- int j;
- for(j=0; j<chrFilterSize; j++)
- {
- u += chrSrc[j][i] * chrFilter[j];
- v += chrSrc[j][i + 2048] * chrFilter[j];
- }
-
- uDest[2*i]= av_clip_uint8(u>>19);
- uDest[2*i+1]= av_clip_uint8(v>>19);
- }
- else
- for(i=0; i<chrDstW; i++)
- {
- int u=1<<18;
- int v=1<<18;
- int j;
- for(j=0; j<chrFilterSize; j++)
- {
- u += chrSrc[j][i] * chrFilter[j];
- v += chrSrc[j][i + 2048] * chrFilter[j];
- }
-
- uDest[2*i]= av_clip_uint8(v>>19);
- uDest[2*i+1]= av_clip_uint8(u>>19);
- }
+ //FIXME Optimize (just quickly writen not opti..)
+ int i;
+ for (i=0; i<dstW; i++)
+ {
+ int val=1<<18;
+ int j;
+ for (j=0; j<lumFilterSize; j++)
+ val += lumSrc[j][i] * lumFilter[j];
+
+ dest[i]= av_clip_uint8(val>>19);
+ }
+
+ if (uDest == NULL)
+ return;
+
+ if (dstFormat == PIX_FMT_NV12)
+ for (i=0; i<chrDstW; i++)
+ {
+ int u=1<<18;
+ int v=1<<18;
+ int j;
+ for (j=0; j<chrFilterSize; j++)
+ {
+ u += chrSrc[j][i] * chrFilter[j];
+ v += chrSrc[j][i + 2048] * chrFilter[j];
+ }
+
+ uDest[2*i]= av_clip_uint8(u>>19);
+ uDest[2*i+1]= av_clip_uint8(v>>19);
+ }
+ else
+ for (i=0; i<chrDstW; i++)
+ {
+ int u=1<<18;
+ int v=1<<18;
+ int j;
+ for (j=0; j<chrFilterSize; j++)
+ {
+ u += chrSrc[j][i] * chrFilter[j];
+ v += chrSrc[j][i + 2048] * chrFilter[j];
+ }
+
+ uDest[2*i]= av_clip_uint8(v>>19);
+ uDest[2*i+1]= av_clip_uint8(u>>19);
+ }
}
#define YSCALE_YUV_2_PACKEDX_C(type) \
- for(i=0; i<(dstW>>1); i++){\
- int j;\
- int Y1=1<<18;\
- int Y2=1<<18;\
- int U=1<<18;\
- int V=1<<18;\
- type attribute_unused *r, *b, *g;\
- const int i2= 2*i;\
- \
- for(j=0; j<lumFilterSize; j++)\
- {\
- Y1 += lumSrc[j][i2] * lumFilter[j];\
- Y2 += lumSrc[j][i2+1] * lumFilter[j];\
- }\
- for(j=0; j<chrFilterSize; j++)\
- {\
- U += chrSrc[j][i] * chrFilter[j];\
- V += chrSrc[j][i+2048] * chrFilter[j];\
- }\
- Y1>>=19;\
- Y2>>=19;\
- U >>=19;\
- V >>=19;\
- if((Y1|Y2|U|V)&256)\
- {\
- if(Y1>255) Y1=255;\
- else if(Y1<0)Y1=0;\
- if(Y2>255) Y2=255;\
- else if(Y2<0)Y2=0;\
- if(U>255) U=255;\
- else if(U<0) U=0;\
- if(V>255) V=255;\
- else if(V<0) V=0;\
- }
+ for (i=0; i<(dstW>>1); i++){\
+ int j;\
+ int Y1 = 1<<18;\
+ int Y2 = 1<<18;\
+ int U = 1<<18;\
+ int V = 1<<18;\
+ type attribute_unused *r, *b, *g;\
+ const int i2= 2*i;\
+ \
+ for (j=0; j<lumFilterSize; j++)\
+ {\
+ Y1 += lumSrc[j][i2] * lumFilter[j];\
+ Y2 += lumSrc[j][i2+1] * lumFilter[j];\
+ }\
+ for (j=0; j<chrFilterSize; j++)\
+ {\
+ U += chrSrc[j][i] * chrFilter[j];\
+ V += chrSrc[j][i+2048] * chrFilter[j];\
+ }\
+ Y1>>=19;\
+ Y2>>=19;\
+ U >>=19;\
+ V >>=19;\
+ if ((Y1|Y2|U|V)&256)\
+ {\
+ if (Y1>255) Y1=255; \
+ else if (Y1<0)Y1=0; \
+ if (Y2>255) Y2=255; \
+ else if (Y2<0)Y2=0; \
+ if (U>255) U=255; \
+ else if (U<0) U=0; \
+ if (V>255) V=255; \
+ else if (V<0) V=0; \
+ }
#define YSCALE_YUV_2_RGBX_C(type) \
- YSCALE_YUV_2_PACKEDX_C(type)\
- r = (type *)c->table_rV[V];\
- g = (type *)(c->table_gU[U] + c->table_gV[V]);\
- b = (type *)c->table_bU[U];\
-
-#define YSCALE_YUV_2_PACKED2_C \
- for(i=0; i<(dstW>>1); i++){\
- const int i2= 2*i;\
- int Y1= (buf0[i2 ]*yalpha1+buf1[i2 ]*yalpha)>>19;\
- int Y2= (buf0[i2+1]*yalpha1+buf1[i2+1]*yalpha)>>19;\
- int U= (uvbuf0[i ]*uvalpha1+uvbuf1[i ]*uvalpha)>>19;\
- int V= (uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19;\
+ YSCALE_YUV_2_PACKEDX_C(type) \
+ r = (type *)c->table_rV[V]; \
+ g = (type *)(c->table_gU[U] + c->table_gV[V]); \
+ b = (type *)c->table_bU[U]; \
+
+#define YSCALE_YUV_2_PACKED2_C \
+ for (i=0; i<(dstW>>1); i++){ \
+ const int i2= 2*i; \
+ int Y1= (buf0[i2 ]*yalpha1+buf1[i2 ]*yalpha)>>19; \
+ int Y2= (buf0[i2+1]*yalpha1+buf1[i2+1]*yalpha)>>19; \
+ int U= (uvbuf0[i ]*uvalpha1+uvbuf1[i ]*uvalpha)>>19; \
+ int V= (uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19; \
#define YSCALE_YUV_2_RGB2_C(type) \
- YSCALE_YUV_2_PACKED2_C\
- type *r, *b, *g;\
- r = (type *)c->table_rV[V];\
- g = (type *)(c->table_gU[U] + c->table_gV[V]);\
- b = (type *)c->table_bU[U];\
+ YSCALE_YUV_2_PACKED2_C\
+ type *r, *b, *g;\
+ r = (type *)c->table_rV[V];\
+ g = (type *)(c->table_gU[U] + c->table_gV[V]);\
+ b = (type *)c->table_bU[U];\
#define YSCALE_YUV_2_PACKED1_C \
- for(i=0; i<(dstW>>1); i++){\
- const int i2= 2*i;\
- int Y1= buf0[i2 ]>>7;\
- int Y2= buf0[i2+1]>>7;\
- int U= (uvbuf1[i ])>>7;\
- int V= (uvbuf1[i+2048])>>7;\
+ for (i=0; i<(dstW>>1); i++){\
+ const int i2= 2*i;\
+ int Y1= buf0[i2 ]>>7;\
+ int Y2= buf0[i2+1]>>7;\
+ int U= (uvbuf1[i ])>>7;\
+ int V= (uvbuf1[i+2048])>>7;\
#define YSCALE_YUV_2_RGB1_C(type) \
- YSCALE_YUV_2_PACKED1_C\
- type *r, *b, *g;\
- r = (type *)c->table_rV[V];\
- g = (type *)(c->table_gU[U] + c->table_gV[V]);\
- b = (type *)c->table_bU[U];\
+ YSCALE_YUV_2_PACKED1_C\
+ type *r, *b, *g;\
+ r = (type *)c->table_rV[V];\
+ g = (type *)(c->table_gU[U] + c->table_gV[V]);\
+ b = (type *)c->table_bU[U];\
#define YSCALE_YUV_2_PACKED1B_C \
- for(i=0; i<(dstW>>1); i++){\
- const int i2= 2*i;\
- int Y1= buf0[i2 ]>>7;\
- int Y2= buf0[i2+1]>>7;\
- int U= (uvbuf0[i ] + uvbuf1[i ])>>8;\
- int V= (uvbuf0[i+2048] + uvbuf1[i+2048])>>8;\
+ for (i=0; i<(dstW>>1); i++){\
+ const int i2= 2*i;\
+ int Y1= buf0[i2 ]>>7;\
+ int Y2= buf0[i2+1]>>7;\
+ int U= (uvbuf0[i ] + uvbuf1[i ])>>8;\
+ int V= (uvbuf0[i+2048] + uvbuf1[i+2048])>>8;\
#define YSCALE_YUV_2_RGB1B_C(type) \
- YSCALE_YUV_2_PACKED1B_C\
- type *r, *b, *g;\
- r = (type *)c->table_rV[V];\
- g = (type *)(c->table_gU[U] + c->table_gV[V]);\
- b = (type *)c->table_bU[U];\
+ YSCALE_YUV_2_PACKED1B_C\
+ type *r, *b, *g;\
+ r = (type *)c->table_rV[V];\
+ g = (type *)(c->table_gU[U] + c->table_gV[V]);\
+ b = (type *)c->table_bU[U];\
#define YSCALE_YUV_2_ANYRGB_C(func, func2)\
- switch(c->dstFormat)\
- {\
- case PIX_FMT_RGB32:\
- case PIX_FMT_BGR32:\
- func(uint32_t)\
- ((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1];\
- ((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2];\
- } \
- break;\
- case PIX_FMT_RGB24:\
- func(uint8_t)\
- ((uint8_t*)dest)[0]= r[Y1];\
- ((uint8_t*)dest)[1]= g[Y1];\
- ((uint8_t*)dest)[2]= b[Y1];\
- ((uint8_t*)dest)[3]= r[Y2];\
- ((uint8_t*)dest)[4]= g[Y2];\
- ((uint8_t*)dest)[5]= b[Y2];\
- dest+=6;\
- }\
- break;\
- case PIX_FMT_BGR24:\
- func(uint8_t)\
- ((uint8_t*)dest)[0]= b[Y1];\
- ((uint8_t*)dest)[1]= g[Y1];\
- ((uint8_t*)dest)[2]= r[Y1];\
- ((uint8_t*)dest)[3]= b[Y2];\
- ((uint8_t*)dest)[4]= g[Y2];\
- ((uint8_t*)dest)[5]= r[Y2];\
- dest+=6;\
- }\
- break;\
- case PIX_FMT_RGB565:\
- case PIX_FMT_BGR565:\
- {\
- const int dr1= dither_2x2_8[y&1 ][0];\
- const int dg1= dither_2x2_4[y&1 ][0];\
- const int db1= dither_2x2_8[(y&1)^1][0];\
- const int dr2= dither_2x2_8[y&1 ][1];\
- const int dg2= dither_2x2_4[y&1 ][1];\
- const int db2= dither_2x2_8[(y&1)^1][1];\
- func(uint16_t)\
- ((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];\
- ((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];\
- }\
- }\
- break;\
- case PIX_FMT_RGB555:\
- case PIX_FMT_BGR555:\
- {\
- const int dr1= dither_2x2_8[y&1 ][0];\
- const int dg1= dither_2x2_8[y&1 ][1];\
- const int db1= dither_2x2_8[(y&1)^1][0];\
- const int dr2= dither_2x2_8[y&1 ][1];\
- const int dg2= dither_2x2_8[y&1 ][0];\
- const int db2= dither_2x2_8[(y&1)^1][1];\
- func(uint16_t)\
- ((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];\
- ((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];\
- }\
- }\
- break;\
- case PIX_FMT_RGB8:\
- case PIX_FMT_BGR8:\
- {\
- const uint8_t * const d64= dither_8x8_73[y&7];\
- const uint8_t * const d32= dither_8x8_32[y&7];\
- func(uint8_t)\
- ((uint8_t*)dest)[i2+0]= r[Y1+d32[(i2+0)&7]] + g[Y1+d32[(i2+0)&7]] + b[Y1+d64[(i2+0)&7]];\
- ((uint8_t*)dest)[i2+1]= r[Y2+d32[(i2+1)&7]] + g[Y2+d32[(i2+1)&7]] + b[Y2+d64[(i2+1)&7]];\
- }\
- }\
- break;\
- case PIX_FMT_RGB4:\
- case PIX_FMT_BGR4:\
- {\
- const uint8_t * const d64= dither_8x8_73 [y&7];\
- const uint8_t * const d128=dither_8x8_220[y&7];\
- func(uint8_t)\
- ((uint8_t*)dest)[i]= r[Y1+d128[(i2+0)&7]] + g[Y1+d64[(i2+0)&7]] + b[Y1+d128[(i2+0)&7]]\
- + ((r[Y2+d128[(i2+1)&7]] + g[Y2+d64[(i2+1)&7]] + b[Y2+d128[(i2+1)&7]])<<4);\
- }\
- }\
- break;\
- case PIX_FMT_RGB4_BYTE:\
- case PIX_FMT_BGR4_BYTE:\
- {\
- const uint8_t * const d64= dither_8x8_73 [y&7];\
- const uint8_t * const d128=dither_8x8_220[y&7];\
- func(uint8_t)\
- ((uint8_t*)dest)[i2+0]= r[Y1+d128[(i2+0)&7]] + g[Y1+d64[(i2+0)&7]] + b[Y1+d128[(i2+0)&7]];\
- ((uint8_t*)dest)[i2+1]= r[Y2+d128[(i2+1)&7]] + g[Y2+d64[(i2+1)&7]] + b[Y2+d128[(i2+1)&7]];\
- }\
- }\
- break;\
- case PIX_FMT_MONOBLACK:\
- {\
- const uint8_t * const d128=dither_8x8_220[y&7];\
- uint8_t *g= c->table_gU[128] + c->table_gV[128];\
- for(i=0; i<dstW-7; i+=8){\
- int acc;\
- acc = g[((buf0[i ]*yalpha1+buf1[i ]*yalpha)>>19) + d128[0]];\
- acc+= acc + g[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19) + d128[1]];\
- acc+= acc + g[((buf0[i+2]*yalpha1+buf1[i+2]*yalpha)>>19) + d128[2]];\
- acc+= acc + g[((buf0[i+3]*yalpha1+buf1[i+3]*yalpha)>>19) + d128[3]];\
- acc+= acc + g[((buf0[i+4]*yalpha1+buf1[i+4]*yalpha)>>19) + d128[4]];\
- acc+= acc + g[((buf0[i+5]*yalpha1+buf1[i+5]*yalpha)>>19) + d128[5]];\
- acc+= acc + g[((buf0[i+6]*yalpha1+buf1[i+6]*yalpha)>>19) + d128[6]];\
- acc+= acc + g[((buf0[i+7]*yalpha1+buf1[i+7]*yalpha)>>19) + d128[7]];\
- ((uint8_t*)dest)[0]= acc;\
- dest++;\
- }\
+ switch(c->dstFormat)\
+ {\
+ case PIX_FMT_RGB32:\
+ case PIX_FMT_BGR32:\
+ func(uint32_t)\
+ ((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1];\
+ ((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2];\
+ } \
+ break;\
+ case PIX_FMT_RGB24:\
+ func(uint8_t)\
+ ((uint8_t*)dest)[0]= r[Y1];\
+ ((uint8_t*)dest)[1]= g[Y1];\
+ ((uint8_t*)dest)[2]= b[Y1];\
+ ((uint8_t*)dest)[3]= r[Y2];\
+ ((uint8_t*)dest)[4]= g[Y2];\
+ ((uint8_t*)dest)[5]= b[Y2];\
+ dest+=6;\
+ }\
+ break;\
+ case PIX_FMT_BGR24:\
+ func(uint8_t)\
+ ((uint8_t*)dest)[0]= b[Y1];\
+ ((uint8_t*)dest)[1]= g[Y1];\
+ ((uint8_t*)dest)[2]= r[Y1];\
+ ((uint8_t*)dest)[3]= b[Y2];\
+ ((uint8_t*)dest)[4]= g[Y2];\
+ ((uint8_t*)dest)[5]= r[Y2];\
+ dest+=6;\
+ }\
+ break;\
+ case PIX_FMT_RGB565:\
+ case PIX_FMT_BGR565:\
+ {\
+ const int dr1= dither_2x2_8[y&1 ][0];\
+ const int dg1= dither_2x2_4[y&1 ][0];\
+ const int db1= dither_2x2_8[(y&1)^1][0];\
+ const int dr2= dither_2x2_8[y&1 ][1];\
+ const int dg2= dither_2x2_4[y&1 ][1];\
+ const int db2= dither_2x2_8[(y&1)^1][1];\
+ func(uint16_t)\
+ ((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];\
+ ((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];\
+ }\
+ }\
+ break;\
+ case PIX_FMT_RGB555:\
+ case PIX_FMT_BGR555:\
+ {\
+ const int dr1= dither_2x2_8[y&1 ][0];\
+ const int dg1= dither_2x2_8[y&1 ][1];\
+ const int db1= dither_2x2_8[(y&1)^1][0];\
+ const int dr2= dither_2x2_8[y&1 ][1];\
+ const int dg2= dither_2x2_8[y&1 ][0];\
+ const int db2= dither_2x2_8[(y&1)^1][1];\
+ func(uint16_t)\
+ ((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];\
+ ((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];\
+ }\
+ }\
+ break;\
+ case PIX_FMT_RGB8:\
+ case PIX_FMT_BGR8:\
+ {\
+ const uint8_t * const d64= dither_8x8_73[y&7];\
+ const uint8_t * const d32= dither_8x8_32[y&7];\
+ func(uint8_t)\
+ ((uint8_t*)dest)[i2+0]= r[Y1+d32[(i2+0)&7]] + g[Y1+d32[(i2+0)&7]] + b[Y1+d64[(i2+0)&7]];\
+ ((uint8_t*)dest)[i2+1]= r[Y2+d32[(i2+1)&7]] + g[Y2+d32[(i2+1)&7]] + b[Y2+d64[(i2+1)&7]];\
+ }\
+ }\
+ break;\
+ case PIX_FMT_RGB4:\
+ case PIX_FMT_BGR4:\
+ {\
+ const uint8_t * const d64= dither_8x8_73 [y&7];\
+ const uint8_t * const d128=dither_8x8_220[y&7];\
+ func(uint8_t)\
+ ((uint8_t*)dest)[i]= r[Y1+d128[(i2+0)&7]] + g[Y1+d64[(i2+0)&7]] + b[Y1+d128[(i2+0)&7]]\
+ + ((r[Y2+d128[(i2+1)&7]] + g[Y2+d64[(i2+1)&7]] + b[Y2+d128[(i2+1)&7]])<<4);\
+ }\
+ }\
+ break;\
+ case PIX_FMT_RGB4_BYTE:\
+ case PIX_FMT_BGR4_BYTE:\
+ {\
+ const uint8_t * const d64= dither_8x8_73 [y&7];\
+ const uint8_t * const d128=dither_8x8_220[y&7];\
+ func(uint8_t)\
+ ((uint8_t*)dest)[i2+0]= r[Y1+d128[(i2+0)&7]] + g[Y1+d64[(i2+0)&7]] + b[Y1+d128[(i2+0)&7]];\
+ ((uint8_t*)dest)[i2+1]= r[Y2+d128[(i2+1)&7]] + g[Y2+d64[(i2+1)&7]] + b[Y2+d128[(i2+1)&7]];\
+ }\
+ }\
+ break;\
+ case PIX_FMT_MONOBLACK:\
+ {\
+ const uint8_t * const d128=dither_8x8_220[y&7];\
+ uint8_t *g= c->table_gU[128] + c->table_gV[128];\
+ for (i=0; i<dstW-7; i+=8){\
+ int acc;\
+ acc = g[((buf0[i ]*yalpha1+buf1[i ]*yalpha)>>19) + d128[0]];\
+ acc+= acc + g[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19) + d128[1]];\
+ acc+= acc + g[((buf0[i+2]*yalpha1+buf1[i+2]*yalpha)>>19) + d128[2]];\
+ acc+= acc + g[((buf0[i+3]*yalpha1+buf1[i+3]*yalpha)>>19) + d128[3]];\
+ acc+= acc + g[((buf0[i+4]*yalpha1+buf1[i+4]*yalpha)>>19) + d128[4]];\
+ acc+= acc + g[((buf0[i+5]*yalpha1+buf1[i+5]*yalpha)>>19) + d128[5]];\
+ acc+= acc + g[((buf0[i+6]*yalpha1+buf1[i+6]*yalpha)>>19) + d128[6]];\
+ acc+= acc + g[((buf0[i+7]*yalpha1+buf1[i+7]*yalpha)>>19) + d128[7]];\
+ ((uint8_t*)dest)[0]= acc;\
+ dest++;\
+ }\
\
/*\
((uint8_t*)dest)-= dstW>>4;\
{\
- int acc=0;\
- int left=0;\
- static int top[1024];\
- static int last_new[1024][1024];\
- static int last_in3[1024][1024];\
- static int drift[1024][1024];\
- int topLeft=0;\
- int shift=0;\
- int count=0;\
- const uint8_t * const d128=dither_8x8_220[y&7];\
- int error_new=0;\
- int error_in3=0;\
- int f=0;\
- \
- for(i=dstW>>1; i<dstW; i++){\
- int in= ((buf0[i ]*yalpha1+buf1[i ]*yalpha)>>19);\
- int in2 = (76309 * (in - 16) + 32768) >> 16;\
- int in3 = (in2 < 0) ? 0 : ((in2 > 255) ? 255 : in2);\
- int old= (left*7 + topLeft + top[i]*5 + top[i+1]*3)/20 + in3\
- + (last_new[y][i] - in3)*f/256;\
- int new= old> 128 ? 255 : 0;\
+ int acc=0;\
+ int left=0;\
+ static int top[1024];\
+ static int last_new[1024][1024];\
+ static int last_in3[1024][1024];\
+ static int drift[1024][1024];\
+ int topLeft=0;\
+ int shift=0;\
+ int count=0;\
+ const uint8_t * const d128=dither_8x8_220[y&7];\
+ int error_new=0;\
+ int error_in3=0;\
+ int f=0;\
+ \
+ for (i=dstW>>1; i<dstW; i++){\
+ int in= ((buf0[i ]*yalpha1+buf1[i ]*yalpha)>>19);\
+ int in2 = (76309 * (in - 16) + 32768) >> 16;\
+ int in3 = (in2 < 0) ? 0 : ((in2 > 255) ? 255 : in2);\
+ int old= (left*7 + topLeft + top[i]*5 + top[i+1]*3)/20 + in3\
+ + (last_new[y][i] - in3)*f/256;\
+ int new= old> 128 ? 255 : 0;\
\
- error_new+= FFABS(last_new[y][i] - new);\
- error_in3+= FFABS(last_in3[y][i] - in3);\
- f= error_new - error_in3*4;\
- if(f<0) f=0;\
- if(f>256) f=256;\
+ error_new+= FFABS(last_new[y][i] - new);\
+ error_in3+= FFABS(last_in3[y][i] - in3);\
+ f= error_new - error_in3*4;\
+ if (f<0) f=0;\
+ if (f>256) f=256;\
\
- topLeft= top[i];\
- left= top[i]= old - new;\
- last_new[y][i]= new;\
- last_in3[y][i]= in3;\
+ topLeft= top[i];\
+ left= top[i]= old - new;\
+ last_new[y][i]= new;\
+ last_in3[y][i]= in3;\
\
- acc+= acc + (new&1);\
- if((i&7)==6){\
- ((uint8_t*)dest)[0]= acc;\
- ((uint8_t*)dest)++;\
- }\
- }\
+ acc+= acc + (new&1);\
+ if ((i&7)==6){\
+ ((uint8_t*)dest)[0]= acc;\
+ ((uint8_t*)dest)++;\
+ }\
+ }\
}\
*/\
- }\
- break;\
- case PIX_FMT_YUYV422:\
- func2\
- ((uint8_t*)dest)[2*i2+0]= Y1;\
- ((uint8_t*)dest)[2*i2+1]= U;\
- ((uint8_t*)dest)[2*i2+2]= Y2;\
- ((uint8_t*)dest)[2*i2+3]= V;\
- } \
- break;\
- case PIX_FMT_UYVY422:\
- func2\
- ((uint8_t*)dest)[2*i2+0]= U;\
- ((uint8_t*)dest)[2*i2+1]= Y1;\
- ((uint8_t*)dest)[2*i2+2]= V;\
- ((uint8_t*)dest)[2*i2+3]= Y2;\
- } \
- break;\
- }\
+ }\
+ break;\
+ case PIX_FMT_YUYV422:\
+ func2\
+ ((uint8_t*)dest)[2*i2+0]= Y1;\
+ ((uint8_t*)dest)[2*i2+1]= U;\
+ ((uint8_t*)dest)[2*i2+2]= Y2;\
+ ((uint8_t*)dest)[2*i2+3]= V;\
+ } \
+ break;\
+ case PIX_FMT_UYVY422:\
+ func2\
+ ((uint8_t*)dest)[2*i2+0]= U;\
+ ((uint8_t*)dest)[2*i2+1]= Y1;\
+ ((uint8_t*)dest)[2*i2+2]= V;\
+ ((uint8_t*)dest)[2*i2+3]= Y2;\
+ } \
+ break;\
+ }\
static inline void yuv2packedXinC(SwsContext *c, int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
- int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
- uint8_t *dest, int dstW, int y)
+ int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
+ uint8_t *dest, int dstW, int y)
{
- int i;
- switch(c->dstFormat)
- {
- case PIX_FMT_BGR32:
- case PIX_FMT_RGB32:
- YSCALE_YUV_2_RGBX_C(uint32_t)
- ((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1];
- ((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2];
- }
- break;
- case PIX_FMT_RGB24:
- YSCALE_YUV_2_RGBX_C(uint8_t)
- ((uint8_t*)dest)[0]= r[Y1];
- ((uint8_t*)dest)[1]= g[Y1];
- ((uint8_t*)dest)[2]= b[Y1];
- ((uint8_t*)dest)[3]= r[Y2];
- ((uint8_t*)dest)[4]= g[Y2];
- ((uint8_t*)dest)[5]= b[Y2];
- dest+=6;
- }
- break;
- case PIX_FMT_BGR24:
- YSCALE_YUV_2_RGBX_C(uint8_t)
- ((uint8_t*)dest)[0]= b[Y1];
- ((uint8_t*)dest)[1]= g[Y1];
- ((uint8_t*)dest)[2]= r[Y1];
- ((uint8_t*)dest)[3]= b[Y2];
- ((uint8_t*)dest)[4]= g[Y2];
- ((uint8_t*)dest)[5]= r[Y2];
- dest+=6;
- }
- break;
- case PIX_FMT_RGB565:
- case PIX_FMT_BGR565:
- {
- const int dr1= dither_2x2_8[y&1 ][0];
- const int dg1= dither_2x2_4[y&1 ][0];
- const int db1= dither_2x2_8[(y&1)^1][0];
- const int dr2= dither_2x2_8[y&1 ][1];
- const int dg2= dither_2x2_4[y&1 ][1];
- const int db2= dither_2x2_8[(y&1)^1][1];
- YSCALE_YUV_2_RGBX_C(uint16_t)
- ((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];
- ((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];
- }
- }
- break;
- case PIX_FMT_RGB555:
- case PIX_FMT_BGR555:
- {
- const int dr1= dither_2x2_8[y&1 ][0];
- const int dg1= dither_2x2_8[y&1 ][1];
- const int db1= dither_2x2_8[(y&1)^1][0];
- const int dr2= dither_2x2_8[y&1 ][1];
- const int dg2= dither_2x2_8[y&1 ][0];
- const int db2= dither_2x2_8[(y&1)^1][1];
- YSCALE_YUV_2_RGBX_C(uint16_t)
- ((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];
- ((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];
- }
- }
- break;
- case PIX_FMT_RGB8:
- case PIX_FMT_BGR8:
- {
- const uint8_t * const d64= dither_8x8_73[y&7];
- const uint8_t * const d32= dither_8x8_32[y&7];
- YSCALE_YUV_2_RGBX_C(uint8_t)
- ((uint8_t*)dest)[i2+0]= r[Y1+d32[(i2+0)&7]] + g[Y1+d32[(i2+0)&7]] + b[Y1+d64[(i2+0)&7]];
- ((uint8_t*)dest)[i2+1]= r[Y2+d32[(i2+1)&7]] + g[Y2+d32[(i2+1)&7]] + b[Y2+d64[(i2+1)&7]];
- }
- }
- break;
- case PIX_FMT_RGB4:
- case PIX_FMT_BGR4:
- {
- const uint8_t * const d64= dither_8x8_73 [y&7];
- const uint8_t * const d128=dither_8x8_220[y&7];
- YSCALE_YUV_2_RGBX_C(uint8_t)
- ((uint8_t*)dest)[i]= r[Y1+d128[(i2+0)&7]] + g[Y1+d64[(i2+0)&7]] + b[Y1+d128[(i2+0)&7]]
- +((r[Y2+d128[(i2+1)&7]] + g[Y2+d64[(i2+1)&7]] + b[Y2+d128[(i2+1)&7]])<<4);
- }
- }
- break;
- case PIX_FMT_RGB4_BYTE:
- case PIX_FMT_BGR4_BYTE:
- {
- const uint8_t * const d64= dither_8x8_73 [y&7];
- const uint8_t * const d128=dither_8x8_220[y&7];
- YSCALE_YUV_2_RGBX_C(uint8_t)
- ((uint8_t*)dest)[i2+0]= r[Y1+d128[(i2+0)&7]] + g[Y1+d64[(i2+0)&7]] + b[Y1+d128[(i2+0)&7]];
- ((uint8_t*)dest)[i2+1]= r[Y2+d128[(i2+1)&7]] + g[Y2+d64[(i2+1)&7]] + b[Y2+d128[(i2+1)&7]];
- }
- }
- break;
- case PIX_FMT_MONOBLACK:
- {
- const uint8_t * const d128=dither_8x8_220[y&7];
- uint8_t *g= c->table_gU[128] + c->table_gV[128];
- int acc=0;
- for(i=0; i<dstW-1; i+=2){
- int j;
- int Y1=1<<18;
- int Y2=1<<18;
-
- for(j=0; j<lumFilterSize; j++)
- {
- Y1 += lumSrc[j][i] * lumFilter[j];
- Y2 += lumSrc[j][i+1] * lumFilter[j];
- }
- Y1>>=19;
- Y2>>=19;
- if((Y1|Y2)&256)
- {
- if(Y1>255) Y1=255;
- else if(Y1<0)Y1=0;
- if(Y2>255) Y2=255;
- else if(Y2<0)Y2=0;
- }
- acc+= acc + g[Y1+d128[(i+0)&7]];
- acc+= acc + g[Y2+d128[(i+1)&7]];
- if((i&7)==6){
- ((uint8_t*)dest)[0]= acc;
- dest++;
- }
- }
- }
- break;
- case PIX_FMT_YUYV422:
- YSCALE_YUV_2_PACKEDX_C(void)
- ((uint8_t*)dest)[2*i2+0]= Y1;
- ((uint8_t*)dest)[2*i2+1]= U;
- ((uint8_t*)dest)[2*i2+2]= Y2;
- ((uint8_t*)dest)[2*i2+3]= V;
- }
- break;
- case PIX_FMT_UYVY422:
- YSCALE_YUV_2_PACKEDX_C(void)
- ((uint8_t*)dest)[2*i2+0]= U;
- ((uint8_t*)dest)[2*i2+1]= Y1;
- ((uint8_t*)dest)[2*i2+2]= V;
- ((uint8_t*)dest)[2*i2+3]= Y2;
- }
- break;
- }
+ int i;
+ switch(c->dstFormat)
+ {
+ case PIX_FMT_BGR32:
+ case PIX_FMT_RGB32:
+ YSCALE_YUV_2_RGBX_C(uint32_t)
+ ((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1];
+ ((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2];
+ }
+ break;
+ case PIX_FMT_RGB24:
+ YSCALE_YUV_2_RGBX_C(uint8_t)
+ ((uint8_t*)dest)[0]= r[Y1];
+ ((uint8_t*)dest)[1]= g[Y1];
+ ((uint8_t*)dest)[2]= b[Y1];
+ ((uint8_t*)dest)[3]= r[Y2];
+ ((uint8_t*)dest)[4]= g[Y2];
+ ((uint8_t*)dest)[5]= b[Y2];
+ dest+=6;
+ }
+ break;
+ case PIX_FMT_BGR24:
+ YSCALE_YUV_2_RGBX_C(uint8_t)
+ ((uint8_t*)dest)[0]= b[Y1];
+ ((uint8_t*)dest)[1]= g[Y1];
+ ((uint8_t*)dest)[2]= r[Y1];
+ ((uint8_t*)dest)[3]= b[Y2];
+ ((uint8_t*)dest)[4]= g[Y2];
+ ((uint8_t*)dest)[5]= r[Y2];
+ dest+=6;
+ }
+ break;
+ case PIX_FMT_RGB565:
+ case PIX_FMT_BGR565:
+ {
+ const int dr1= dither_2x2_8[y&1 ][0];
+ const int dg1= dither_2x2_4[y&1 ][0];
+ const int db1= dither_2x2_8[(y&1)^1][0];
+ const int dr2= dither_2x2_8[y&1 ][1];
+ const int dg2= dither_2x2_4[y&1 ][1];
+ const int db2= dither_2x2_8[(y&1)^1][1];
+ YSCALE_YUV_2_RGBX_C(uint16_t)
+ ((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];
+ ((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];
+ }
+ }
+ break;
+ case PIX_FMT_RGB555:
+ case PIX_FMT_BGR555:
+ {
+ const int dr1= dither_2x2_8[y&1 ]