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authorDiego Biurrun <diego@biurrun.de>2007-04-29 13:39:27 +0000
committerDiego Biurrun <diego@biurrun.de>2007-04-29 13:39:27 +0000
commit221b804f3491638ecf2eec1302c669ad2d9ec799 (patch)
treea35b4506be3f4cf2778937ca9c19d42cde0b51cc /libswscale/swscale.c
parent07d84a4e9f37a42a390418928cc086246f846e3f (diff)
downloadffmpeg-221b804f3491638ecf2eec1302c669ad2d9ec799.tar.gz
cosmetics attack, part II: Remove all tabs and prettyprint/reindent the code.
Originally committed as revision 23173 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
Diffstat (limited to 'libswscale/swscale.c')
-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 ][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;
+ }
}
@@ -902,572 +902,572 @@ static inline void yuv2packedXinC(SwsContext *c, int16_t *lumFilter, int16_t **l
static double getSplineCoeff(double a, double b, double c, double d, double dist)
{
-// printf("%f %f %f %f %f\n", a,b,c,d,dist);
- if(dist<=1.0) return ((d*dist + c)*dist + b)*dist +a;
- else return getSplineCoeff( 0.0,
- b+ 2.0*c + 3.0*d,
- c + 3.0*d,
- -b- 3.0*c - 6.0*d,
- dist-1.0);
+// printf("%f %f %f %f %f\n", a,b,c,d,dist);
+ if (dist<=1.0) return ((d*dist + c)*dist + b)*dist +a;
+ else return getSplineCoeff( 0.0,
+ b+ 2.0*c + 3.0*d,
+ c + 3.0*d,
+ -b- 3.0*c - 6.0*d,
+ dist-1.0);
}
static inline int initFilter(int16_t **outFilter, int16_t **filterPos, int *outFilterSize, int xInc,
- int srcW, int dstW, int filterAlign, int one, int flags,
- SwsVector *srcFilter, SwsVector *dstFilter, double param[2])
+ int srcW, int dstW, int filterAlign, int one, int flags,
+ SwsVector *srcFilter, SwsVector *dstFilter, double param[2])
{
- int i;
- int filterSize;
- int filter2Size;
- int minFilterSize;
- double *filter=NULL;
- double *filter2=NULL;
+ int i;
+ int filterSize;
+ int filter2Size;
+ int minFilterSize;
+ double *filter=NULL;
+ double *filter2=NULL;
#if defined(ARCH_X86)
- if(flags & SWS_CPU_CAPS_MMX)
- asm volatile("emms\n\t"::: "memory"); //FIXME this shouldnt be required but it IS (even for non mmx versions)
+ if (flags & SWS_CPU_CAPS_MMX)
+ asm volatile("emms\n\t"::: "memory"); //FIXME this shouldnt be required but it IS (even for non mmx versions)
#endif
- // Note the +1 is for the MMXscaler which reads over the end
- *filterPos = av_malloc((dstW+1)*sizeof(int16_t));
-
- if(FFABS(xInc - 0x10000) <10) // unscaled
- {
- int i;
- filterSize= 1;
- filter= av_malloc(dstW*sizeof(double)*filterSize);
- for(i=0; i<dstW*filterSize; i++) filter[i]=0;
-
- for(i=0; i<dstW; i++)
- {
- filter[i*filterSize]=1;
- (*filterPos)[i]=i;
- }
-
- }
- else if(flags&SWS_POINT) // lame looking point sampling mode
- {
- int i;
- int xDstInSrc;
- filterSize= 1;
- filter= av_malloc(dstW*sizeof(double)*filterSize);
-
- xDstInSrc= xInc/2 - 0x8000;
- for(i=0; i<dstW; i++)
- {
- int xx= (xDstInSrc - ((filterSize-1)<<15) + (1<<15))>>16;
-
- (*filterPos)[i]= xx;
- filter[i]= 1.0;
- xDstInSrc+= xInc;
- }
- }
- else if((xInc <= (1<<16) && (flags&SWS_AREA)) || (flags&SWS_FAST_BILINEAR)) // bilinear upscale
- {
- int i;
- int xDstInSrc;
- if (flags&SWS_BICUBIC) filterSize= 4;
- else if(flags&SWS_X ) filterSize= 4;
- else filterSize= 2; // SWS_BILINEAR / SWS_AREA
- filter= av_malloc(dstW*sizeof(double)*filterSize);
-
- xDstInSrc= xInc/2 - 0x8000;
- for(i=0; i<dstW; i++)
- {
- int xx= (xDstInSrc - ((filterSize-1)<<15) + (1<<15))>>16;
- int j;
-
- (*filterPos)[i]= xx;
- //Bilinear upscale / linear interpolate / Area averaging
- for(j=0; j<filterSize; j++)
- {
- double d= FFABS((xx<<16) - xDstInSrc)/(double)(1<<16);
- double coeff= 1.0 - d;
- if(coeff<0) coeff=0;
- filter[i*filterSize + j]= coeff;
- xx++;
- }
- xDstInSrc+= xInc;
- }
- }
- else
- {
- double xDstInSrc;
- double sizeFactor, filterSizeInSrc;
- const double xInc1= (double)xInc / (double)(1<<16);
-
- if (flags&SWS_BICUBIC) sizeFactor= 4.0;
- else if(flags&SWS_X) sizeFactor= 8.0;
- else if(flags&SWS_AREA) sizeFactor= 1.0; //downscale only, for upscale it is bilinear
- else if(flags&SWS_GAUSS) sizeFactor= 8.0; // infinite ;)
- else if(flags&SWS_LANCZOS) sizeFactor= param[0] != SWS_PARAM_DEFAULT ? 2.0*param[0] : 6.0;
- else if(flags&SWS_SINC) sizeFactor= 20.0; // infinite ;)
- else if(flags&SWS_SPLINE) sizeFactor= 20.0; // infinite ;)
- else if(flags&SWS_BILINEAR) sizeFactor= 2.0;
- else {
- sizeFactor= 0.0; //GCC warning killer
- ASSERT(0)
- }
-
- if(xInc1 <= 1.0) filterSizeInSrc= sizeFactor; // upscale
- else filterSizeInSrc= sizeFactor*srcW / (double)dstW;
-
- filterSize= (int)ceil(1 + filterSizeInSrc); // will be reduced later if possible
- if(filterSize > srcW-2) filterSize=srcW-2;
-
- filter= av_malloc(dstW*sizeof(double)*filterSize);
-
- xDstInSrc= xInc1 / 2.0 - 0.5;
- for(i=0; i<dstW; i++)
- {
- int xx= (int)(xDstInSrc - (filterSize-1)*0.5 + 0.5);
- int j;
- (*filterPos)[i]= xx;
- for(j=0; j<filterSize; j++)
- {
- double d= FFABS(xx - xDstInSrc)/filterSizeInSrc*sizeFactor;
- double coeff;
- if(flags & SWS_BICUBIC)
- {
- double B= param[0] != SWS_PARAM_DEFAULT ? param[0] : 0.0;
- double C= param[1] != SWS_PARAM_DEFAULT ? param[1] : 0.6;
-
- if(d<1.0)
- coeff = (12-9*B-6*C)*d*d*d + (-18+12*B+6*C)*d*d + 6-2*B;
- else if(d<2.0)
- coeff = (-B-6*C)*d*d*d + (6*B+30*C)*d*d + (-12*B-48*C)*d +8*B+24*C;
- else
- coeff=0.0;
- }
-/* else if(flags & SWS_X)
- {
- double p= param ? param*0.01 : 0.3;
- coeff = d ? sin(d*PI)/(d*PI) : 1.0;
- coeff*= pow(2.0, - p*d*d);
- }*/
- else if(flags & SWS_X)
- {
- double A= param[0] != SWS_PARAM_DEFAULT ? param[0] : 1.0;
-
- if(d<1.0)
- coeff = cos(d*PI);
- else
- coeff=-1.0;
- if(coeff<0.0) coeff= -pow(-coeff, A);
- else coeff= pow( coeff, A);
- coeff= coeff*0.5 + 0.5;
- }
- else if(flags & SWS_AREA)
- {
- double srcPixelSize= 1.0/xInc1;
- if(d + srcPixelSize/2 < 0.5) coeff= 1.0;
- else if(d - srcPixelSize/2 < 0.5) coeff= (0.5-d)/srcPixelSize + 0.5;
- else coeff=0.0;
- }
- else if(flags & SWS_GAUSS)
- {
- double p= param[0] != SWS_PARAM_DEFAULT ? param[0] : 3.0;
- coeff = pow(2.0, - p*d*d);
- }
- else if(flags & SWS_SINC)
- {
- coeff = d ? sin(d*PI)/(d*PI) : 1.0;
- }
- else if(flags & SWS_LANCZOS)
- {
- double p= param[0] != SWS_PARAM_DEFAULT ? param[0] : 3.0;
- coeff = d ? sin(d*PI)*sin(d*PI/p)/(d*d*PI*PI/p) : 1.0;
- if(d>p) coeff=0;
- }
- else if(flags & SWS_BILINEAR)
- {
- coeff= 1.0 - d;
- if(coeff<0) coeff=0;
- }
- else if(flags & SWS_SPLINE)
- {
- double p=-2.196152422706632;
- coeff = getSplineCoeff(1.0, 0.0, p, -p-1.0, d);
- }
- else {
- coeff= 0.0; //GCC warning killer
- ASSERT(0)
- }
-
- filter[i*filterSize + j]= coeff;
- xx++;
- }
- xDstInSrc+= xInc1;
- }
- }
-
- /* apply src & dst Filter to filter -> filter2
- av_free(filter);
- */
- ASSERT(filterSize>0)
- filter2Size= filterSize;
- if(srcFilter) filter2Size+= srcFilter->length - 1;
- if(dstFilter) filter2Size+= dstFilter->length - 1;
- ASSERT(filter2Size>0)
- filter2= av_malloc(filter2Size*dstW*sizeof(double));
-
- for(i=0; i<dstW; i++)
- {
- int j;
- SwsVector scaleFilter;
- SwsVector *outVec;
-
- scaleFilter.coeff= filter + i*filterSize;
- scaleFilter.length= filterSize;
-
- if(srcFilter) outVec= sws_getConvVec(srcFilter, &scaleFilter);
- else outVec= &scaleFilter;
-
- ASSERT(outVec->length == filter2Size)
- //FIXME dstFilter
-
- for(j=0; j<outVec->length; j++)
- {
- filter2[i*filter2Size + j]= outVec->coeff[j];
- }
-
- (*filterPos)[i]+= (filterSize-1)/2 - (filter2Size-1)/2;
-
- if(outVec != &scaleFilter) sws_freeVec(outVec);
- }
- av_free(filter); filter=NULL;
-
- /* try to reduce the filter-size (step1 find size and shift left) */
- // Assume its near normalized (*0.5 or *2.0 is ok but * 0.001 is not)
- minFilterSize= 0;
- for(i=dstW-1; i>=0; i--)
- {
- int min= filter2Size;
- int j;
- double cutOff=0.0;
-
- /* get rid off near zero elements on the left by shifting left */
- for(j=0; j<filter2Size; j++)
- {
- int k;
- cutOff += FFABS(filter2[i*filter2Size]);
-
- if(cutOff > SWS_MAX_REDUCE_CUTOFF) break;
-
- /* preserve Monotonicity because the core can't handle the filter otherwise */
- if(i<dstW-1 && (*filterPos)[i] >= (*filterPos)[i+1]) break;
-
- // Move filter coeffs left
- for(k=1; k<filter2Size; k++)
- filter2[i*filter2Size + k - 1]= filter2[i*filter2Size + k];
- filter2[i*filter2Size + k - 1]= 0.0;
- (*filterPos)[i]++;
- }
-
- cutOff=0.0;
- /* count near zeros on the right */
- for(j=filter2Size-1; j>0; j--)
- {
- cutOff += FFABS(filter2[i*filter2Size + j]);
-
- if(cutOff > SWS_MAX_REDUCE_CUTOFF) break;
- min--;
- }
-
- if(min>minFilterSize) minFilterSize= min;
- }
-
- if (flags & SWS_CPU_CAPS_ALTIVEC) {
- // we can handle the special case 4,
- // so we don't want to go to the full 8
- if (minFilterSize < 5)
+ // Note the +1 is for the MMXscaler which reads over the end
+ *filterPos = av_malloc((dstW+1)*sizeof(int16_t));
+
+ if (FFABS(xInc - 0x10000) <10) // unscaled
+ {
+ int i;
+ filterSize= 1;
+ filter= av_malloc(dstW*sizeof(double)*filterSize);
+ for (i=0; i<dstW*filterSize; i++) filter[i]=0;
+
+ for (i=0; i<dstW; i++)
+ {
+ filter[i*filterSize]=1;
+ (*filterPos)[i]=i;
+ }
+
+ }
+ else if (flags&SWS_POINT) // lame looking point sampling mode
+ {
+ int i;
+ int xDstInSrc;
+ filterSize= 1;
+ filter= av_malloc(dstW*sizeof(double)*filterSize);
+
+ xDstInSrc= xInc/2 - 0x8000;
+ for (i=0; i<dstW; i++)
+ {
+ int xx= (xDstInSrc - ((filterSize-1)<<15) + (1<<15))>>16;
+
+ (*filterPos)[i]= xx;
+ filter[i]= 1.0;
+ xDstInSrc+= xInc;
+ }
+ }
+ else if ((xInc <= (1<<16) && (flags&SWS_AREA)) || (flags&SWS_FAST_BILINEAR)) // bilinear upscale
+ {
+ int i;
+ int xDstInSrc;
+ if (flags&SWS_BICUBIC) filterSize= 4;
+ else if (flags&SWS_X ) filterSize= 4;
+ else filterSize= 2; // SWS_BILINEAR / SWS_AREA
+ filter= av_malloc(dstW*sizeof(double)*filterSize);
+
+ xDstInSrc= xInc/2 - 0x8000;
+ for (i=0; i<dstW; i++)
+ {
+ int xx= (xDstInSrc - ((filterSize-1)<<15) + (1<<15))>>16;
+ int j;
+
+ (*filterPos)[i]= xx;
+ //Bilinear upscale / linear interpolate / Area averaging
+ for (j=0; j<filterSize; j++)
+ {
+ double d= FFABS((xx<<16) - xDstInSrc)/(double)(1<<16);
+ double coeff= 1.0 - d;
+ if (coeff<0) coeff=0;
+ filter[i*filterSize + j]= coeff;
+ xx++;
+ }
+ xDstInSrc+= xInc;
+ }
+ }
+ else
+ {
+ double xDstInSrc;
+ double sizeFactor, filterSizeInSrc;
+ const double xInc1= (double)xInc / (double)(1<<16);
+
+ if (flags&SWS_BICUBIC) sizeFactor= 4.0;
+ else if (flags&SWS_X) sizeFactor= 8.0;
+ else if (flags&SWS_AREA) sizeFactor= 1.0; //downscale only, for upscale it is bilinear
+ else if (flags&SWS_GAUSS) sizeFactor= 8.0; // infinite ;)
+ else if (flags&SWS_LANCZOS) sizeFactor= param[0] != SWS_PARAM_DEFAULT ? 2.0*param[0] : 6.0;
+ else if (flags&SWS_SINC) sizeFactor= 20.0; // infinite ;)
+ else if (flags&SWS_SPLINE) sizeFactor= 20.0; // infinite ;)
+ else if (flags&SWS_BILINEAR) sizeFactor= 2.0;
+ else {
+ sizeFactor= 0.0; //GCC warning killer
+ ASSERT(0)
+ }
+
+ if (xInc1 <= 1.0) filterSizeInSrc= sizeFactor; // upscale
+ else filterSizeInSrc= sizeFactor*srcW / (double)dstW;
+
+ filterSize= (int)ceil(1 + filterSizeInSrc); // will be reduced later if possible
+ if (filterSize > srcW-2) filterSize=srcW-2;
+
+ filter= av_malloc(dstW*sizeof(double)*filterSize);
+
+ xDstInSrc= xInc1 / 2.0 - 0.5;
+ for (i=0; i<dstW; i++)
+ {
+ int xx= (int)(xDstInSrc - (filterSize-1)*0.5 + 0.5);
+ int j;
+ (*filterPos)[i]= xx;
+ for (j=0; j<filterSize; j++)
+ {
+ double d= FFABS(xx - xDstInSrc)/filterSizeInSrc*sizeFactor;
+ double coeff;
+ if (flags & SWS_BICUBIC)
+ {
+ double B= param[0] != SWS_PARAM_DEFAULT ? param[0] : 0.0;
+ double C= param[1] != SWS_PARAM_DEFAULT ? param[1] : 0.6;
+
+ if (d<1.0)
+ coeff = (12-9*B-6*C)*d*d*d + (-18+12*B+6*C)*d*d + 6-2*B;
+ else if (d<2.0)
+ coeff = (-B-6*C)*d*d*d + (6*B+30*C)*d*d + (-12*B-48*C)*d +8*B+24*C;
+ else
+ coeff=0.0;
+ }
+/* else if (flags & SWS_X)
+ {
+ double p= param ? param*0.01 : 0.3;
+ coeff = d ? sin(d*PI)/(d*PI) : 1.0;
+ coeff*= pow(2.0, - p*d*d);
+ }*/
+ else if (flags & SWS_X)
+ {
+ double A= param[0] != SWS_PARAM_DEFAULT ? param[0] : 1.0;
+
+ if (d<1.0)
+ coeff = cos(d*PI);
+ else
+ coeff=-1.0;
+ if (coeff<0.0) coeff= -pow(-coeff, A);
+ else coeff= pow( coeff, A);
+ coeff= coeff*0.5 + 0.5;
+ }
+ else if (flags & SWS_AREA)
+ {
+ double srcPixelSize= 1.0/xInc1;
+ if (d + srcPixelSize/2 < 0.5) coeff= 1.0;
+ else if (d - srcPixelSize/2 < 0.5) coeff= (0.5-d)/srcPixelSize + 0.5;
+ else coeff=0.0;
+ }
+ else if (flags & SWS_GAUSS)
+ {
+ double p= param[0] != SWS_PARAM_DEFAULT ? param[0] : 3.0;
+ coeff = pow(2.0, - p*d*d);
+ }
+ else if (flags & SWS_SINC)
+ {
+ coeff = d ? sin(d*PI)/(d*PI) : 1.0;
+ }
+ else if (flags & SWS_LANCZOS)
+ {
+ double p= param[0] != SWS_PARAM_DEFAULT ? param[0] : 3.0;
+ coeff = d ? sin(d*PI)*sin(d*PI/p)/(d*d*PI*PI/p) : 1.0;
+ if (d>p) coeff=0;
+ }
+ else if (flags & SWS_BILINEAR)
+ {
+ coeff= 1.0 - d;
+ if (coeff<0) coeff=0;
+ }
+ else if (flags & SWS_SPLINE)
+ {
+ double p=-2.196152422706632;
+ coeff = getSplineCoeff(1.0, 0.0, p, -p-1.0, d);
+ }
+ else {
+ coeff= 0.0; //GCC warning killer
+ ASSERT(0)
+ }
+
+ filter[i*filterSize + j]= coeff;
+ xx++;
+ }
+ xDstInSrc+= xInc1;
+ }
+ }
+
+ /* apply src & dst Filter to filter -> filter2
+ av_free(filter);
+ */
+ ASSERT(filterSize>0)
+ filter2Size= filterSize;
+ if (srcFilter) filter2Size+= srcFilter->length - 1;
+ if (dstFilter) filter2Size+= dstFilter->length - 1;
+ ASSERT(filter2Size>0)
+ filter2= av_malloc(filter2Size*dstW*sizeof(double));
+
+ for (i=0; i<dstW; i++)
+ {
+ int j;
+ SwsVector scaleFilter;
+ SwsVector *outVec;
+
+ scaleFilter.coeff= filter + i*filterSize;
+ scaleFilter.length= filterSize;
+
+ if (srcFilter) outVec= sws_getConvVec(srcFilter, &scaleFilter);
+ else outVec= &scaleFilter;
+
+ ASSERT(outVec->length == filter2Size)
+ //FIXME dstFilter
+
+ for (j=0; j<outVec->length; j++)
+ {
+ filter2[i*filter2Size + j]= outVec->coeff[j];
+ }
+
+ (*filterPos)[i]+= (filterSize-1)/2 - (filter2Size-1)/2;
+
+ if (outVec != &scaleFilter) sws_freeVec(outVec);
+ }
+ av_free(filter); filter=NULL;
+
+ /* try to reduce the filter-size (step1 find size and shift left) */
+ // Assume its near normalized (*0.5 or *2.0 is ok but * 0.001 is not)
+ minFilterSize= 0;
+ for (i=dstW-1; i>=0; i--)
+ {
+ int min= filter2Size;
+ int j;
+ double cutOff=0.0;
+
+ /* get rid off near zero elements on the left by shifting left */
+ for (j=0; j<filter2Size; j++)
+ {
+ int k;
+ cutOff += FFABS(filter2[i*filter2Size]);
+
+ if (cutOff > SWS_MAX_REDUCE_CUTOFF) break;
+
+ /* preserve Monotonicity because the core can't handle the filter otherwise */
+ if (i<dstW-1 && (*filterPos)[i] >= (*filterPos)[i+1]) break;
+
+ // Move filter coeffs left
+ for (k=1; k<filter2Size; k++)
+ filter2[i*filter2Size + k - 1]= filter2[i*filter2Size + k];
+ filter2[i*filter2Size + k - 1]= 0.0;
+ (*filterPos)[i]++;
+ }
+
+ cutOff=0.0;
+ /* count near zeros on the right */
+ for (j=filter2Size-1; j>0; j--)
+ {
+ cutOff += FFABS(filter2[i*filter2Size + j]);
+
+ if (cutOff > SWS_MAX_REDUCE_CUTOFF) break;
+ min--;
+ }
+
+ if (min>minFilterSize) minFilterSize= min;
+ }
+
+ if (flags & SWS_CPU_CAPS_ALTIVEC) {
+ // we can handle the special case 4,
+ // so we don't want to go to the full 8
+ if (minFilterSize < 5)
filterAlign = 4;
- // we really don't want to waste our time
- // doing useless computation, so fall-back on
- // the scalar C code for very small filter.
- // vectorizing is worth it only if you have
- // decent-sized vector.
- if (minFilterSize < 3)
+ // we really don't want to waste our time
+ // doing useless computation, so fall-back on
+ // the scalar C code for very small filter.
+ // vectorizing is worth it only if you have
+ // decent-sized vector.
+ if (minFilterSize < 3)
filterAlign = 1;
+ }
+
+ if (flags & SWS_CPU_CAPS_MMX) {
+ // special case for unscaled vertical filtering
+ if (minFilterSize == 1 && filterAlign == 2)
+ filterAlign= 1;
+ }
+
+ ASSERT(minFilterSize > 0)
+ filterSize= (minFilterSize +(filterAlign-1)) & (~(filterAlign-1));
+ ASSERT(filterSize > 0)
+ filter= av_malloc(filterSize*dstW*sizeof(double));
+ if (filterSize >= MAX_FILTER_SIZE)
+ return -1;
+ *outFilterSize= filterSize;
+
+ if (flags&SWS_PRINT_INFO)
+ av_log(NULL, AV_LOG_VERBOSE, "SwScaler: reducing / aligning filtersize %d -> %d\n", filter2Size, filterSize);
+ /* try to reduce the filter-size (step2 reduce it) */
+ for (i=0; i<dstW; i++)
+ {
+ int j;
+
+ for (j=0; j<filterSize; j++)
+ {
+ if (j>=filter2Size) filter[i*filterSize + j]= 0.0;
+ else filter[i*filterSize + j]= filter2[i*filter2Size + j];
}
+ }
+ av_free(filter2); filter2=NULL;
+
+
+ //FIXME try to align filterpos if possible
- if (flags & SWS_CPU_CAPS_MMX) {
- // special case for unscaled vertical filtering
- if(minFilterSize == 1 && filterAlign == 2)
- filterAlign= 1;
+ //fix borders
+ for (i=0; i<dstW; i++)
+ {
+ int j;
+ if ((*filterPos)[i] < 0)
+ {
+ // Move filter coeffs left to compensate for filterPos
+ for (j=1; j<filterSize; j++)
+ {
+ int left= FFMAX(j + (*filterPos)[i], 0);
+ filter[i*filterSize + left] += filter[i*filterSize + j];
+ filter[i*filterSize + j]=0;
+ }
+ (*filterPos)[i]= 0;
}
- ASSERT(minFilterSize > 0)
- filterSize= (minFilterSize +(filterAlign-1)) & (~(filterAlign-1));
- ASSERT(filterSize > 0)
- filter= av_malloc(filterSize*dstW*sizeof(double));
- if(filterSize >= MAX_FILTER_SIZE)
- return -1;
- *outFilterSize= filterSize;
-
- if(flags&SWS_PRINT_INFO)
- av_log(NULL, AV_LOG_VERBOSE, "SwScaler: reducing / aligning filtersize %d -> %d\n", filter2Size, filterSize);
- /* try to reduce the filter-size (step2 reduce it) */
- for(i=0; i<dstW; i++)
- {
- int j;
-
- for(j=0; j<filterSize; j++)
- {
- if(j>=filter2Size) filter[i*filterSize + j]= 0.0;
- else filter[i*filterSize + j]= filter2[i*filter2Size + j];
- }
- }
- av_free(filter2); filter2=NULL;
-
-
- //FIXME try to align filterpos if possible
-
- //fix borders
- for(i=0; i<dstW; i++)
- {
- int j;
- if((*filterPos)[i] < 0)
- {
- // Move filter coeffs left to compensate for filterPos
- for(j=1; j<filterSize; j++)
- {
- int left= FFMAX(j + (*filterPos)[i], 0);
- filter[i*filterSize + left] += filter[i*filterSize + j];
- filter[i*filterSize + j]=0;
- }
- (*filterPos)[i]= 0;
- }
-
- if((*filterPos)[i] + filterSize > srcW)
- {
- int shift= (*filterPos)[i] + filterSize - srcW;
- // Move filter coeffs right to compensate for filterPos
- for(j=filterSize-2; j>=0; j--)
- {
- int right= FFMIN(j + shift, filterSize-1);
- filter[i*filterSize +right] += filter[i*filterSize +j];
- filter[i*filterSize +j]=0;
- }
- (*filterPos)[i]= srcW - filterSize;
- }
- }
-
- // Note the +1 is for the MMXscaler which reads over the end
- /* align at 16 for AltiVec (needed by hScale_altivec_real) */
- *outFilter= av_mallocz(*outFilterSize*(dstW+1)*sizeof(int16_t));
-
- /* Normalize & Store in outFilter */
- for(i=0; i<dstW; i++)
- {
- int j;
- double error=0;
- double sum=0;
- double scale= one;
-
- for(j=0; j<filterSize; j++)
- {
- sum+= filter[i*filterSize + j];
- }
- scale/= sum;
- for(j=0; j<*outFilterSize; j++)
- {
- double v= filter[i*filterSize + j]*scale + error;
- int intV= floor(v + 0.5);
- (*outFilter)[i*(*outFilterSize) + j]= intV;
- error = v - intV;
- }
- }
-
- (*filterPos)[dstW]= (*filterPos)[dstW-1]; // the MMX scaler will read over the end
- for(i=0; i<*outFilterSize; i++)
- {
- int j= dstW*(*outFilterSize);
- (*outFilter)[j + i]= (*outFilter)[j + i - (*outFilterSize)];
- }
-
- av_free(filter);
- return 0;
+ if ((*filterPos)[i] + filterSize > srcW)
+ {
+ int shift= (*filterPos)[i] + filterSize - srcW;
+ // Move filter coeffs right to compensate for filterPos
+ for (j=filterSize-2; j>=0; j--)
+ {
+ int right= FFMIN(j + shift, filterSize-1);
+ filter[i*filterSize +right] += filter[i*filterSize +j];
+ filter[i*filterSize +j]=0;
+ }
+ (*filterPos)[i]= srcW - filterSize;
+ }
+ }
+
+ // Note the +1 is for the MMXscaler which reads over the end
+ /* align at 16 for AltiVec (needed by hScale_altivec_real) */
+ *outFilter= av_mallocz(*outFilterSize*(dstW+1)*sizeof(int16_t));
+
+ /* Normalize & Store in outFilter */
+ for (i=0; i<dstW; i++)
+ {
+ int j;
+ double error=0;
+ double sum=0;
+ double scale= one;
+
+ for (j=0; j<filterSize; j++)
+ {
+ sum+= filter[i*filterSize + j];
+ }
+ scale/= sum;
+ for (j=0; j<*outFilterSize; j++)
+ {
+ double v= filter[i*filterSize + j]*scale + error;
+ int intV= floor(v + 0.5);
+ (*outFilter)[i*(*outFilterSize) + j]= intV;
+ error = v - intV;
+ }
+ }
+
+ (*filterPos)[dstW]= (*filterPos)[dstW-1]; // the MMX scaler will read over the end
+ for (i=0; i<*outFilterSize; i++)
+ {
+ int j= dstW*(*outFilterSize);
+ (*outFilter)[j + i]= (*outFilter)[j + i - (*outFilterSize)];
+ }
+
+ av_free(filter);
+ return 0;
}
#ifdef COMPILE_MMX2
static void initMMX2HScaler(int dstW, int xInc, uint8_t *funnyCode, int16_t *filter, int32_t *filterPos, int numSplits)
{
- uint8_t *fragmentA;
- long imm8OfPShufW1A;
- long imm8OfPShufW2A;
- long fragmentLengthA;
- uint8_t *fragmentB;
- long imm8OfPShufW1B;
- long imm8OfPShufW2B;
- long fragmentLengthB;
- int fragmentPos;
-
- int xpos, i;
-
- // create an optimized horizontal scaling routine
-
- //code fragment
-
- asm volatile(
- "jmp 9f \n\t"
- // Begin
- "0: \n\t"
- "movq (%%"REG_d", %%"REG_a"), %%mm3\n\t"
- "movd (%%"REG_c", %%"REG_S"), %%mm0\n\t"
- "movd 1(%%"REG_c", %%"REG_S"), %%mm1\n\t"
- "punpcklbw %%mm7, %%mm1 \n\t"
- "punpcklbw %%mm7, %%mm0 \n\t"
- "pshufw $0xFF, %%mm1, %%mm1 \n\t"
- "1: \n\t"
- "pshufw $0xFF, %%mm0, %%mm0 \n\t"
- "2: \n\t"
- "psubw %%mm1, %%mm0 \n\t"
- "movl 8(%%"REG_b", %%"REG_a"), %%esi\n\t"
- "pmullw %%mm3, %%mm0 \n\t"
- "psllw $7, %%mm1 \n\t"
- "paddw %%mm1, %%mm0 \n\t"
-
- "movq %%mm0, (%%"REG_D", %%"REG_a")\n\t"
-
- "add $8, %%"REG_a" \n\t"
- // End
- "9: \n\t"
-// "int $3\n\t"
- "lea 0b, %0 \n\t"
- "lea 1b, %1 \n\t"
- "lea 2b, %2 \n\t"
- "dec %1 \n\t"
- "dec %2 \n\t"
- "sub %0, %1 \n\t"
- "sub %0, %2 \n\t"
- "lea 9b, %3 \n\t"
- "sub %0, %3 \n\t"
-
-
- :"=r" (fragmentA), "=r" (imm8OfPShufW1A), "=r" (imm8OfPShufW2A),
- "=r" (fragmentLengthA)
- );
-
- asm volatile(
- "jmp 9f \n\t"
- // Begin
- "0: \n\t"
- "movq (%%"REG_d", %%"REG_a"), %%mm3\n\t"
- "movd (%%"REG_c", %%"REG_S"), %%mm0\n\t"
- "punpcklbw %%mm7, %%mm0 \n\t"
- "pshufw $0xFF, %%mm0, %%mm1 \n\t"
- "1: \n\t"
- "pshufw $0xFF, %%mm0, %%mm0 \n\t"
- "2: \n\t"
- "psubw %%mm1, %%mm0 \n\t"
- "movl 8(%%"REG_b", %%"REG_a"), %%esi\n\t"
- "pmullw %%mm3, %%mm0 \n\t"
- "psllw $7, %%mm1 \n\t"
- "paddw %%mm1, %%mm0 \n\t"
-
- "movq %%mm0, (%%"REG_D", %%"REG_a")\n\t"
-
- "add $8, %%"REG_a" \n\t"
- // End
- "9: \n\t"
-// "int $3\n\t"
- "lea 0b, %0 \n\t"
- "lea 1b, %1 \n\t"
- "lea 2b, %2 \n\t"
- "dec %1 \n\t"
- "dec %2 \n\t"
- "sub %0, %1 \n\t"
- "sub %0, %2 \n\t"
- "lea 9b, %3 \n\t"
- "sub %0, %3 \n\t"
-
-
- :"=r" (fragmentB), "=r" (imm8OfPShufW1B), "=r" (imm8OfPShufW2B),
- "=r" (fragmentLengthB)
- );
-
- xpos= 0; //lumXInc/2 - 0x8000; // difference between pixel centers
- fragmentPos=0;
-
- for(i=0; i<dstW/numSplits; i++)
- {
- int xx=xpos>>16;
-
- if((i&3) == 0)
- {
- int a=0;
- int b=((xpos+xInc)>>16) - xx;
- int c=((xpos+xInc*2)>>16) - xx;
- int d=((xpos+xInc*3)>>16) - xx;
-
- filter[i ] = (( xpos & 0xFFFF) ^ 0xFFFF)>>9;
- filter[i+1] = (((xpos+xInc ) & 0xFFFF) ^ 0xFFFF)>>9;
- filter[i+2] = (((xpos+xInc*2) & 0xFFFF) ^ 0xFFFF)>>9;
- filter[i+3] = (((xpos+xInc*3) & 0xFFFF) ^ 0xFFFF)>>9;
- filterPos[i/2]= xx;
-
- if(d+1<4)
- {
- int maxShift= 3-(d+1);
- int shift=0;
-
- memcpy(funnyCode + fragmentPos, fragmentB, fragmentLengthB);
-
- funnyCode[fragmentPos + imm8OfPShufW1B]=
- (a+1) | ((b+1)<<2) | ((c+1)<<4) | ((d+1)<<6);
- funnyCode[fragmentPos + imm8OfPShufW2B]=
- a | (b<<2) | (c<<4) | (d<<6);
-
- if(i+3>=dstW) shift=maxShift; //avoid overread
- else if((filterPos[i/2]&3) <= maxShift) shift=filterPos[i/2]&3; //Align
-
- if(shift && i>=shift)
- {
- funnyCode[fragmentPos + imm8OfPShufW1B]+= 0x55*shift;
- funnyCode[fragmentPos + imm8OfPShufW2B]+= 0x55*shift;
- filterPos[i/2]-=shift;
- }
-
- fragmentPos+= fragmentLengthB;
- }
- else
- {
- int maxShift= 3-d;
- int shift=0;
-
- memcpy(funnyCode + fragmentPos, fragmentA, fragmentLengthA);
-
- funnyCode[fragmentPos + imm8OfPShufW1A]=
- funnyCode[fragmentPos + imm8OfPShufW2A]=
- a | (b<<2) | (c<<4) | (d<<6);
-
- if(i+4>=dstW) shift=maxShift; //avoid overread
- else if((filterPos[i/2]&3) <= maxShift) shift=filterPos[i/2]&3; //partial align
-
- if(shift && i>=shift)
- {
- funnyCode[fragmentPos + imm8OfPShufW1A]+= 0x55*shift;
- funnyCode[fragmentPos + imm8OfPShufW2A]+= 0x55*shift;
- filterPos[i/2]-=shift;
- }
-
- fragmentPos+= fragmentLengthA;
- }
-
- funnyCode[fragmentPos]= RET;
- }
- xpos+=xInc;
- }
- filterPos[i/2]= xpos>>16; // needed to jump to the next part
+ uint8_t *fragmentA;
+ long imm8OfPShufW1A;
+ long imm8OfPShufW2A;
+ long fragmentLengthA;
+ uint8_t *fragmentB;
+ long imm8OfPShufW1B;
+ long imm8OfPShufW2B;
+ long fragmentLengthB;
+ int fragmentPos;
+
+ int xpos, i;
+
+ // create an optimized horizontal scaling routine
+
+ //code fragment
+
+ asm volatile(
+ "jmp 9f \n\t"
+ // Begin
+ "0: \n\t"
+ "movq (%%"REG_d", %%"REG_a"), %%mm3 \n\t"
+ "movd (%%"REG_c", %%"REG_S"), %%mm0 \n\t"
+ "movd 1(%%"REG_c", %%"REG_S"), %%mm1 \n\t"
+ "punpcklbw %%mm7, %%mm1 \n\t"
+ "punpcklbw %%mm7, %%mm0 \n\t"
+ "pshufw $0xFF, %%mm1, %%mm1 \n\t"
+ "1: \n\t"
+ "pshufw $0xFF, %%mm0, %%mm0 \n\t"
+ "2: \n\t"
+ "psubw %%mm1, %%mm0 \n\t"
+ "movl 8(%%"REG_b", %%"REG_a"), %%esi \n\t"
+ "pmullw %%mm3, %%mm0 \n\t"
+ "psllw $7, %%mm1 \n\t"
+ "paddw %%mm1, %%mm0 \n\t"
+
+ "movq %%mm0, (%%"REG_D", %%"REG_a") \n\t"
+
+ "add $8, %%"REG_a" \n\t"
+ // End
+ "9: \n\t"
+// "int $3 \n\t"
+ "lea 0b, %0 \n\t"
+ "lea 1b, %1 \n\t"
+ "lea 2b, %2 \n\t"
+ "dec %1 \n\t"
+ "dec %2 \n\t"
+ "sub %0, %1 \n\t"
+ "sub %0, %2 \n\t"
+ "lea 9b, %3 \n\t"
+ "sub %0, %3 \n\t"
+
+
+ :"=r" (fragmentA), "=r" (imm8OfPShufW1A), "=r" (imm8OfPShufW2A),
+ "=r" (fragmentLengthA)
+ );
+
+ asm volatile(
+ "jmp 9f \n\t"
+ // Begin
+ "0: \n\t"
+ "movq (%%"REG_d", %%"REG_a"), %%mm3 \n\t"
+ "movd (%%"REG_c", %%"REG_S"), %%mm0 \n\t"
+ "punpcklbw %%mm7, %%mm0 \n\t"
+ "pshufw $0xFF, %%mm0, %%mm1 \n\t"
+ "1: \n\t"
+ "pshufw $0xFF, %%mm0, %%mm0 \n\t"
+ "2: \n\t"
+ "psubw %%mm1, %%mm0 \n\t"
+ "movl 8(%%"REG_b", %%"REG_a"), %%esi \n\t"
+ "pmullw %%mm3, %%mm0 \n\t"
+ "psllw $7, %%mm1 \n\t"
+ "paddw %%mm1, %%mm0 \n\t"
+
+ "movq %%mm0, (%%"REG_D", %%"REG_a") \n\t"
+
+ "add $8, %%"REG_a" \n\t"
+ // End
+ "9: \n\t"
+// "int $3 \n\t"
+ "lea 0b, %0 \n\t"
+ "lea 1b, %1 \n\t"
+ "lea 2b, %2 \n\t"
+ "dec %1 \n\t"
+ "dec %2 \n\t"
+ "sub %0, %1 \n\t"
+ "sub %0, %2 \n\t"
+ "lea 9b, %3 \n\t"
+ "sub %0, %3 \n\t"
+
+
+ :"=r" (fragmentB), "=r" (imm8OfPShufW1B), "=r" (imm8OfPShufW2B),
+ "=r" (fragmentLengthB)
+ );
+
+ xpos= 0; //lumXInc/2 - 0x8000; // difference between pixel centers
+ fragmentPos=0;
+
+ for (i=0; i<dstW/numSplits; i++)
+ {
+ int xx=xpos>>16;
+
+ if ((i&3) == 0)
+ {
+ int a=0;
+ int b=((xpos+xInc)>>16) - xx;
+ int c=((xpos+xInc*2)>>16) - xx;
+ int d=((xpos+xInc*3)>>16) - xx;
+
+ filter[i ] = (( xpos & 0xFFFF) ^ 0xFFFF)>>9;
+ filter[i+1] = (((xpos+xInc ) & 0xFFFF) ^ 0xFFFF)>>9;
+ filter[i+2] = (((xpos+xInc*2) & 0xFFFF) ^ 0xFFFF)>>9;
+ filter[i+3] = (((xpos+xInc*3) & 0xFFFF) ^ 0xFFFF)>>9;
+ filterPos[i/2]= xx;
+
+ if (d+1<4)
+ {
+ int maxShift= 3-(d+1);
+ int shift=0;
+
+ memcpy(funnyCode + fragmentPos, fragmentB, fragmentLengthB);
+
+ funnyCode[fragmentPos + imm8OfPShufW1B]=
+ (a+1) | ((b+1)<<2) | ((c+1)<<4) | ((d+1)<<6);
+ funnyCode[fragmentPos + imm8OfPShufW2B]=
+ a | (b<<2) | (c<<4) | (d<<6);
+
+ if (i+3>=dstW) shift=maxShift; //avoid overread
+ else if ((filterPos[i/2]&3) <= maxShift) shift=filterPos[i/2]&3; //Align
+
+ if (shift && i>=shift)
+ {
+ funnyCode[fragmentPos + imm8OfPShufW1B]+= 0x55*shift;
+ funnyCode[fragmentPos + imm8OfPShufW2B]+= 0x55*shift;
+ filterPos[i/2]-=shift;
+ }
+
+ fragmentPos+= fragmentLengthB;
+ }
+ else
+ {
+ int maxShift= 3-d;
+ int shift=0;
+
+ memcpy(funnyCode + fragmentPos, fragmentA, fragmentLengthA);
+
+ funnyCode[fragmentPos + imm8OfPShufW1A]=
+ funnyCode[fragmentPos + imm8OfPShufW2A]=
+ a | (b<<2) | (c<<4) | (d<<6);
+
+ if (i+4>=dstW) shift=maxShift; //avoid overread
+ else if ((filterPos[i/2]&3) <= maxShift) shift=filterPos[i/2]&3; //partial align
+
+ if (shift && i>=shift)
+ {
+ funnyCode[fragmentPos + imm8OfPShufW1A]+= 0x55*shift;
+ funnyCode[fragmentPos + imm8OfPShufW2A]+= 0x55*shift;
+ filterPos[i/2]-=shift;
+ }
+
+ fragmentPos+= fragmentLengthA;
+ }
+
+ funnyCode[fragmentPos]= RET;
+ }
+ xpos+=xInc;
+ }
+ filterPos[i/2]= xpos>>16; // needed to jump to the next part
}
#endif /* COMPILE_MMX2 */
static void globalInit(void){
// generating tables:
int i;
- for(i=0; i<768; i++){
- int c= av_clip_uint8(i-256);
- clip_table[i]=c;
+ for (i=0; i<768; i++){
+ int c= av_clip_uint8(i-256);
+ clip_table[i]=c;
}
}
@@ -1475,376 +1475,376 @@ static SwsFunc getSwsFunc(int flags){
#if defined(RUNTIME_CPUDETECT) && defined (CONFIG_GPL)
#if defined(ARCH_X86)
- // ordered per speed fasterst first
- if(flags & SWS_CPU_CAPS_MMX2)
- return swScale_MMX2;
- else if(flags & SWS_CPU_CAPS_3DNOW)
- return swScale_3DNow;
- else if(flags & SWS_CPU_CAPS_MMX)
- return swScale_MMX;
- else
- return swScale_C;
+ // ordered per speed fasterst first
+ if (flags & SWS_CPU_CAPS_MMX2)
+ return swScale_MMX2;
+ else if (flags & SWS_CPU_CAPS_3DNOW)
+ return swScale_3DNow;
+ else if (flags & SWS_CPU_CAPS_MMX)
+ return swScale_MMX;
+ else
+ return swScale_C;
#else
#ifdef ARCH_POWERPC
- if(flags & SWS_CPU_CAPS_ALTIVEC)
- return swScale_altivec;
- else
- return swScale_C;
+ if (flags & SWS_CPU_CAPS_ALTIVEC)
+ return swScale_altivec;
+ else
+ return swScale_C;
#endif
- return swScale_C;
+ return swScale_C;
#endif /* defined(ARCH_X86) */
#else //RUNTIME_CPUDETECT
#ifdef HAVE_MMX2
- return swScale_MMX2;
+ return swScale_MMX2;
#elif defined (HAVE_3DNOW)
- return swScale_3DNow;
+ return swScale_3DNow;
#elif defined (HAVE_MMX)
- return swScale_MMX;
+ return swScale_MMX;
#elif defined (HAVE_ALTIVEC)
- return swScale_altivec;
+ return swScale_altivec;
#else
- return swScale_C;
+ return swScale_C;
#endif
#endif //!RUNTIME_CPUDETECT
}
static int PlanarToNV12Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[]){
- uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY;
- /* Copy Y plane */
- if(dstStride[0]==srcStride[0] && srcStride[0] > 0)
- memcpy(dst, src[0], srcSliceH*dstStride[0]);
- else
- {
- int i;
- uint8_t *srcPtr= src[0];
- uint8_t *dstPtr= dst;
- for(i=0; i<srcSliceH; i++)
- {
- memcpy(dstPtr, srcPtr, c->srcW);
- srcPtr+= srcStride[0];
- dstPtr+= dstStride[0];
- }
- }
- dst = dstParam[1] + dstStride[1]*srcSliceY/2;
- if (c->dstFormat == PIX_FMT_NV12)
- interleaveBytes( src[1],src[2],dst,c->srcW/2,srcSliceH/2,srcStride[1],srcStride[2],dstStride[0] );
- else
- interleaveBytes( src[2],src[1],dst,c->srcW/2,srcSliceH/2,srcStride[2],srcStride[1],dstStride[0] );
-
- return srcSliceH;
+ int srcSliceH, uint8_t* dstParam[], int dstStride[]){
+ uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY;
+ /* Copy Y plane */
+ if (dstStride[0]==srcStride[0] && srcStride[0] > 0)
+ memcpy(dst, src[0], srcSliceH*dstStride[0]);
+ else
+ {
+ int i;
+ uint8_t *srcPtr= src[0];
+ uint8_t *dstPtr= dst;
+ for (i=0; i<srcSliceH; i++)
+ {
+ memcpy(dstPtr, srcPtr, c->srcW);
+ srcPtr+= srcStride[0];
+ dstPtr+= dstStride[0];
+ }
+ }
+ dst = dstParam[1] + dstStride[1]*srcSliceY/2;
+ if (c->dstFormat == PIX_FMT_NV12)
+ interleaveBytes( src[1],src[2],dst,c->srcW/2,srcSliceH/2,srcStride[1],srcStride[2],dstStride[0] );
+ else
+ interleaveBytes( src[2],src[1],dst,c->srcW/2,srcSliceH/2,srcStride[2],srcStride[1],dstStride[0] );
+
+ return srcSliceH;
}
static int PlanarToYuy2Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[]){
- uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY;
+ int srcSliceH, uint8_t* dstParam[], int dstStride[]){
+ uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY;
- yv12toyuy2( src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0] );
+ yv12toyuy2( src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0] );
- return srcSliceH;
+ return srcSliceH;
}
static int PlanarToUyvyWrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[]){
- uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY;
+ int srcSliceH, uint8_t* dstParam[], int dstStride[]){
+ uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY;
- yv12touyvy( src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0] );
+ yv12touyvy( src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0] );
- return srcSliceH;
+ return srcSliceH;
}
/* {RGB,BGR}{15,16,24,32} -> {RGB,BGR}{15,16,24,32} */
static int rgb2rgbWrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]){
- const int srcFormat= c->srcFormat;
- const int dstFormat= c->dstFormat;
- const int srcBpp= (fmt_depth(srcFormat) + 7) >> 3;
- const int dstBpp= (fmt_depth(dstFormat) + 7) >> 3;
- const int srcId= fmt_depth(srcFormat) >> 2; /* 1:0, 4:1, 8:2, 15:3, 16:4, 24:6, 32:8 */
- const int dstId= fmt_depth(dstFormat) >> 2;
- void (*conv)(const uint8_t *src, uint8_t *dst, long src_size)=NULL;
-
- /* BGR -> BGR */
- if( (isBGR(srcFormat) && isBGR(dstFormat))
- || (isRGB(srcFormat) && isRGB(dstFormat))){
- switch(srcId | (dstId<<4)){
- case 0x34: conv= rgb16to15; break;
- case 0x36: conv= rgb24to15; break;
- case 0x38: conv= rgb32to15; break;
- case 0x43: conv= rgb15to16; break;
- case 0x46: conv= rgb24to16; break;
- case 0x48: conv= rgb32to16; break;
- case 0x63: conv= rgb15to24; break;
- case 0x64: conv= rgb16to24; break;
- case 0x68: conv= rgb32to24; break;
- case 0x83: conv= rgb15to32; break;
- case 0x84: conv= rgb16to32; break;
- case 0x86: conv= rgb24to32; break;
- default: av_log(c, AV_LOG_ERROR, "swScaler: internal error %s -> %s converter\n",
- sws_format_name(srcFormat), sws_format_name(dstFormat)); break;
- }
- }else if( (isBGR(srcFormat) && isRGB(dstFormat))
- || (isRGB(srcFormat) && isBGR(dstFormat))){
- switch(srcId | (dstId<<4)){
- case 0x33: conv= rgb15tobgr15; break;
- case 0x34: conv= rgb16tobgr15; break;
- case 0x36: conv= rgb24tobgr15; break;
- case 0x38: conv= rgb32tobgr15; break;
- case 0x43: conv= rgb15tobgr16; break;
- case 0x44: conv= rgb16tobgr16; break;
- case 0x46: conv= rgb24tobgr16; break;
- case 0x48: conv= rgb32tobgr16; break;
- case 0x63: conv= rgb15tobgr24; break;
- case 0x64: conv= rgb16tobgr24; break;
- case 0x66: conv= rgb24tobgr24; break;
- case 0x68: conv= rgb32tobgr24; break;
- case 0x83: conv= rgb15tobgr32; break;
- case 0x84: conv= rgb16tobgr32; break;
- case 0x86: conv= rgb24tobgr32; break;
- case 0x88: conv= rgb32tobgr32; break;
- default: av_log(c, AV_LOG_ERROR, "swScaler: internal error %s -> %s converter\n",
- sws_format_name(srcFormat), sws_format_name(dstFormat)); break;
- }
- }else{
- av_log(c, AV_LOG_ERROR, "swScaler: internal error %s -> %s converter\n",
- sws_format_name(srcFormat), sws_format_name(dstFormat));
- }
-
- if(dstStride[0]*srcBpp == srcStride[0]*dstBpp)
- conv(src[0], dst[0] + dstStride[0]*srcSliceY, srcSliceH*srcStride[0]);
- else
- {
- int i;
- uint8_t *srcPtr= src[0];
- uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY;
-
- for(i=0; i<srcSliceH; i++)
- {
- conv(srcPtr, dstPtr, c->srcW*srcBpp);
- srcPtr+= srcStride[0];
- dstPtr+= dstStride[0];
- }
- }
- return srcSliceH;
+ int srcSliceH, uint8_t* dst[], int dstStride[]){
+ const int srcFormat= c->srcFormat;
+ const int dstFormat= c->dstFormat;
+ const int srcBpp= (fmt_depth(srcFormat) + 7) >> 3;
+ const int dstBpp= (fmt_depth(dstFormat) + 7) >> 3;
+ const int srcId= fmt_depth(srcFormat) >> 2; /* 1:0, 4:1, 8:2, 15:3, 16:4, 24:6, 32:8 */
+ const int dstId= fmt_depth(dstFormat) >> 2;
+ void (*conv)(const uint8_t *src, uint8_t *dst, long src_size)=NULL;
+
+ /* BGR -> BGR */
+ if ( (isBGR(srcFormat) && isBGR(dstFormat))
+ || (isRGB(srcFormat) && isRGB(dstFormat))){
+ switch(srcId | (dstId<<4)){
+ case 0x34: conv= rgb16to15; break;
+ case 0x36: conv= rgb24to15; break;
+ case 0x38: conv= rgb32to15; break;
+ case 0x43: conv= rgb15to16; break;
+ case 0x46: conv= rgb24to16; break;
+ case 0x48: conv= rgb32to16; break;
+ case 0x63: conv= rgb15to24; break;
+ case 0x64: conv= rgb16to24; break;
+ case 0x68: conv= rgb32to24; break;
+ case 0x83: conv= rgb15to32; break;
+ case 0x84: conv= rgb16to32; break;
+ case 0x86: conv= rgb24to32; break;
+ default: av_log(c, AV_LOG_ERROR, "swScaler: internal error %s -> %s converter\n",
+ sws_format_name(srcFormat), sws_format_name(dstFormat)); break;
+ }
+ }else if ( (isBGR(srcFormat) && isRGB(dstFormat))
+ || (isRGB(srcFormat) && isBGR(dstFormat))){
+ switch(srcId | (dstId<<4)){
+ case 0x33: conv= rgb15tobgr15; break;
+ case 0x34: conv= rgb16tobgr15; break;
+ case 0x36: conv= rgb24tobgr15; break;
+ case 0x38: conv= rgb32tobgr15; break;
+ case 0x43: conv= rgb15tobgr16; break;
+ case 0x44: conv= rgb16tobgr16; break;
+ case 0x46: conv= rgb24tobgr16; break;
+ case 0x48: conv= rgb32tobgr16; break;
+ case 0x63: conv= rgb15tobgr24; break;
+ case 0x64: conv= rgb16tobgr24; break;
+ case 0x66: conv= rgb24tobgr24; break;
+ case 0x68: conv= rgb32tobgr24; break;
+ case 0x83: conv= rgb15tobgr32; break;
+ case 0x84: conv= rgb16tobgr32; break;
+ case 0x86: conv= rgb24tobgr32; break;
+ case 0x88: conv= rgb32tobgr32; break;
+ default: av_log(c, AV_LOG_ERROR, "swScaler: internal error %s -> %s converter\n",
+ sws_format_name(srcFormat), sws_format_name(dstFormat)); break;
+ }
+ }else{
+ av_log(c, AV_LOG_ERROR, "swScaler: internal error %s -> %s converter\n",
+ sws_format_name(srcFormat), sws_format_name(dstFormat));
+ }
+
+ if (dstStride[0]*srcBpp == srcStride[0]*dstBpp)
+ conv(src[0], dst[0] + dstStride[0]*srcSliceY, srcSliceH*srcStride[0]);
+ else
+ {
+ int i;
+ uint8_t *srcPtr= src[0];
+ uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY;
+
+ for (i=0; i<srcSliceH; i++)
+ {
+ conv(srcPtr, dstPtr, c->srcW*srcBpp);
+ srcPtr+= srcStride[0];
+ dstPtr+= dstStride[0];
+ }
+ }
+ return srcSliceH;
}
static int bgr24toyv12Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]){
-
- rgb24toyv12(
- src[0],
- dst[0]+ srcSliceY *dstStride[0],
- dst[1]+(srcSliceY>>1)*dstStride[1],
- dst[2]+(srcSliceY>>1)*dstStride[2],
- c->srcW, srcSliceH,
- dstStride[0], dstStride[1], srcStride[0]);
- return srcSliceH;
+ int srcSliceH, uint8_t* dst[], int dstStride[]){
+
+ rgb24toyv12(
+ src[0],
+ dst[0]+ srcSliceY *dstStride[0],
+ dst[1]+(srcSliceY>>1)*dstStride[1],
+ dst[2]+(srcSliceY>>1)*dstStride[2],
+ c->srcW, srcSliceH,
+ dstStride[0], dstStride[1], srcStride[0]);
+ return srcSliceH;
}
static int yvu9toyv12Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]){
- int i;
-
- /* copy Y */
- if(srcStride[0]==dstStride[0] && srcStride[0] > 0)
- memcpy(dst[0]+ srcSliceY*dstStride[0], src[0], srcStride[0]*srcSliceH);
- else{
- uint8_t *srcPtr= src[0];
- uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY;
-
- for(i=0; i<srcSliceH; i++)
- {
- memcpy(dstPtr, srcPtr, c->srcW);
- srcPtr+= srcStride[0];
- dstPtr+= dstStride[0];
- }
- }
-
- if(c->dstFormat==PIX_FMT_YUV420P){
- planar2x(src[1], dst[1], c->chrSrcW, c->chrSrcH, srcStride[1], dstStride[1]);
- planar2x(src[2], dst[2], c->chrSrcW, c->chrSrcH, srcStride[2], dstStride[2]);
- }else{
- planar2x(src[1], dst[2], c->chrSrcW, c->chrSrcH, srcStride[1], dstStride[2]);
- planar2x(src[2], dst[1], c->chrSrcW, c->chrSrcH, srcStride[2], dstStride[1]);
- }
- return srcSliceH;
+ int srcSliceH, uint8_t* dst[], int dstStride[]){
+ int i;
+
+ /* copy Y */
+ if (srcStride[0]==dstStride[0] && srcStride[0] > 0)
+ memcpy(dst[0]+ srcSliceY*dstStride[0], src[0], srcStride[0]*srcSliceH);
+ else{
+ uint8_t *srcPtr= src[0];
+ uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY;
+
+ for (i=0; i<srcSliceH; i++)
+ {
+ memcpy(dstPtr, srcPtr, c->srcW);
+ srcPtr+= srcStride[0];
+ dstPtr+= dstStride[0];
+ }
+ }
+
+ if (c->dstFormat==PIX_FMT_YUV420P){
+ planar2x(src[1], dst[1], c->chrSrcW, c->chrSrcH, srcStride[1], dstStride[1]);
+ planar2x(src[2], dst[2], c->chrSrcW, c->chrSrcH, srcStride[2], dstStride[2]);
+ }else{
+ planar2x(src[1], dst[2], c->chrSrcW, c->chrSrcH, srcStride[1], dstStride[2]);
+ planar2x(src[2], dst[1], c->chrSrcW, c->chrSrcH, srcStride[2], dstStride[1]);
+ }
+ return srcSliceH;
}
/* unscaled copy like stuff (assumes nearly identical formats) */
static int simpleCopy(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]){
-
- if(isPacked(c->srcFormat))
- {
- if(dstStride[0]==srcStride[0] && srcStride[0] > 0)
- memcpy(dst[0] + dstStride[0]*srcSliceY, src[0], srcSliceH*dstStride[0]);
- else
- {
- int i;
- uint8_t *srcPtr= src[0];
- uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY;
- int length=0;
-
- /* universal length finder */
- while(length+c->srcW <= FFABS(dstStride[0])
- && length+c->srcW <= FFABS(srcStride[0])) length+= c->srcW;
- ASSERT(length!=0);
-
- for(i=0; i<srcSliceH; i++)
- {
- memcpy(dstPtr, srcPtr, length);
- srcPtr+= srcStride[0];
- dstPtr+= dstStride[0];
- }
- }
- }
- else
- { /* Planar YUV or gray */
- int plane;
- for(plane=0; plane<3; plane++)
- {
- int length= plane==0 ? c->srcW : -((-c->srcW )>>c->chrDstHSubSample);
- int y= plane==0 ? srcSliceY: -((-srcSliceY)>>c->chrDstVSubSample);
- int height= plane==0 ? srcSliceH: -((-srcSliceH)>>c->chrDstVSubSample);
-
- if((isGray(c->srcFormat) || isGray(c->dstFormat)) && plane>0)
- {
- if(!isGray(c->dstFormat))
- memset(dst[plane], 128, dstStride[plane]*height);
- }
- else
- {
- if(dstStride[plane]==srcStride[plane] && srcStride[plane] > 0)
- memcpy(dst[plane] + dstStride[plane]*y, src[plane], height*dstStride[plane]);
- else
- {
- int i;
- uint8_t *srcPtr= src[plane];
- uint8_t *dstPtr= dst[plane] + dstStride[plane]*y;
- for(i=0; i<height; i++)
- {
- memcpy(dstPtr, srcPtr, length);
- srcPtr+= srcStride[plane];
- dstPtr+= dstStride[plane];
- }
- }
- }
- }
- }
- return srcSliceH;
+ int srcSliceH, uint8_t* dst[], int dstStride[]){
+
+ if (isPacked(c->srcFormat))
+ {
+ if (dstStride[0]==srcStride[0] && srcStride[0] > 0)
+ memcpy(dst[0] + dstStride[0]*srcSliceY, src[0], srcSliceH*dstStride[0]);
+ else
+ {
+ int i;
+ uint8_t *srcPtr= src[0];
+ uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY;
+ int length=0;
+
+ /* universal length finder */
+ while(length+c->srcW <= FFABS(dstStride[0])
+ && length+c->srcW <= FFABS(srcStride[0])) length+= c->srcW;
+ ASSERT(length!=0);
+
+ for (i=0; i<srcSliceH; i++)
+ {
+ memcpy(dstPtr, srcPtr, length);
+ srcPtr+= srcStride[0];
+ dstPtr+= dstStride[0];
+ }
+ }
+ }
+ else
+ { /* Planar YUV or gray */
+ int plane;
+ for (plane=0; plane<3; plane++)
+ {
+ int length= plane==0 ? c->srcW : -((-c->srcW )>>c->chrDstHSubSample);
+ int y= plane==0 ? srcSliceY: -((-srcSliceY)>>c->chrDstVSubSample);
+ int height= plane==0 ? srcSliceH: -((-srcSliceH)>>c->chrDstVSubSample);
+
+ if ((isGray(c->srcFormat) || isGray(c->dstFormat)) && plane>0)
+ {
+ if (!isGray(c->dstFormat))
+ memset(dst[plane], 128, dstStride[plane]*height);
+ }
+ else
+ {
+ if (dstStride[plane]==srcStride[plane] && srcStride[plane] > 0)
+ memcpy(dst[plane] + dstStride[plane]*y, src[plane], height*dstStride[plane]);
+ else
+ {
+ int i;
+ uint8_t *srcPtr= src[plane];
+ uint8_t *dstPtr= dst[plane] + dstStride[plane]*y;
+ for (i=0; i<height; i++)
+ {
+ memcpy(dstPtr, srcPtr, length);
+ srcPtr+= srcStride[plane];
+ dstPtr+= dstStride[plane];
+ }
+ }
+ }
+ }
+ }
+ return srcSliceH;
}
static int gray16togray(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]){
-
- int length= c->srcW;
- int y= srcSliceY;
- int height= srcSliceH;
- int i, j;
- uint8_t *srcPtr= src[0];
- uint8_t *dstPtr= dst[0] + dstStride[0]*y;
-
- if(!isGray(c->dstFormat)){
- int height= -((-srcSliceH)>>c->chrDstVSubSample);
- memset(dst[1], 128, dstStride[1]*height);
- memset(dst[2], 128, dstStride[2]*height);
- }
- if(c->srcFormat == PIX_FMT_GRAY16LE) srcPtr++;
- for(i=0; i<height; i++)
- {
- for(j=0; j<length; j++) dstPtr[j] = srcPtr[j<<1];
- srcPtr+= srcStride[0];
- dstPtr+= dstStride[0];
- }
- return srcSliceH;
+ int srcSliceH, uint8_t* dst[], int dstStride[]){
+
+ int length= c->srcW;
+ int y= srcSliceY;
+ int height= srcSliceH;
+ int i, j;
+ uint8_t *srcPtr= src[0];
+ uint8_t *dstPtr= dst[0] + dstStride[0]*y;
+
+ if (!isGray(c->dstFormat)){
+ int height= -((-srcSliceH)>>c->chrDstVSubSample);
+ memset(dst[1], 128, dstStride[1]*height);
+ memset(dst[2], 128, dstStride[2]*height);
+ }
+ if (c->srcFormat == PIX_FMT_GRAY16LE) srcPtr++;
+ for (i=0; i<height; i++)
+ {
+ for (j=0; j<length; j++) dstPtr[j] = srcPtr[j<<1];
+ srcPtr+= srcStride[0];
+ dstPtr+= dstStride[0];
+ }
+ return srcSliceH;
}
static int graytogray16(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]){
-
- int length= c->srcW;
- int y= srcSliceY;
- int height= srcSliceH;
- int i, j;
- uint8_t *srcPtr= src[0];
- uint8_t *dstPtr= dst[0] + dstStride[0]*y;
- for(i=0; i<height; i++)
- {
- for(j=0; j<length; j++)
- {
- dstPtr[j<<1] = srcPtr[j];
- dstPtr[(j<<1)+1] = srcPtr[j];
- }
- srcPtr+= srcStride[0];
- dstPtr+= dstStride[0];
- }
- return srcSliceH;
+ int srcSliceH, uint8_t* dst[], int dstStride[]){
+
+ int length= c->srcW;
+ int y= srcSliceY;
+ int height= srcSliceH;
+ int i, j;
+ uint8_t *srcPtr= src[0];
+ uint8_t *dstPtr= dst[0] + dstStride[0]*y;
+ for (i=0; i<height; i++)
+ {
+ for (j=0; j<length; j++)
+ {
+ dstPtr[j<<1] = srcPtr[j];
+ dstPtr[(j<<1)+1] = srcPtr[j];
+ }
+ srcPtr+= srcStride[0];
+ dstPtr+= dstStride[0];
+ }
+ return srcSliceH;
}
static int gray16swap(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]){
-
- int length= c->srcW;
- int y= srcSliceY;
- int height= srcSliceH;
- int i, j;
- uint16_t *srcPtr= src[0];
- uint16_t *dstPtr= dst[0] + dstStride[0]*y/2;
- for(i=0; i<height; i++)
- {
- for(j=0; j<length; j++) dstPtr[j] = bswap_16(srcPtr[j]);
- srcPtr+= srcStride[0]/2;
- dstPtr+= dstStride[0]/2;
- }
- return srcSliceH;
+ int srcSliceH, uint8_t* dst[], int dstStride[]){
+
+ int length= c->srcW;
+ int y= srcSliceY;
+ int height= srcSliceH;
+ int i, j;
+ uint16_t *srcPtr= src[0];
+ uint16_t *dstPtr= dst[0] + dstStride[0]*y/2;
+ for (i=0; i<height; i++)
+ {
+ for (j=0; j<length; j++) dstPtr[j] = bswap_16(srcPtr[j]);
+ srcPtr+= srcStride[0]/2;
+ dstPtr+= dstStride[0]/2;
+ }
+ return srcSliceH;
}
static void getSubSampleFactors(int *h, int *v, int format){
- switch(format){
- case PIX_FMT_UYVY422:
- case PIX_FMT_YUYV422:
- *h=1;
- *v=0;
- break;
- case PIX_FMT_YUV420P:
- case PIX_FMT_GRAY16BE:
- case PIX_FMT_GRAY16LE:
- case PIX_FMT_GRAY8: //FIXME remove after different subsamplings are fully implemented
- case PIX_FMT_NV12:
- case PIX_FMT_NV21:
- *h=1;
- *v=1;
- break;
- case PIX_FMT_YUV410P:
- *h=2;
- *v=2;
- break;
- case PIX_FMT_YUV444P:
- *h=0;
- *v=0;
- break;
- case PIX_FMT_YUV422P:
- *h=1;
- *v=0;
- break;
- case PIX_FMT_YUV411P:
- *h=2;
- *v=0;
- break;
- default:
- *h=0;
- *v=0;
- break;
- }
+ switch(format){
+ case PIX_FMT_UYVY422:
+ case PIX_FMT_YUYV422:
+ *h=1;
+ *v=0;
+ break;
+ case PIX_FMT_YUV420P:
+ case PIX_FMT_GRAY16BE:
+ case PIX_FMT_GRAY16LE:
+ case PIX_FMT_GRAY8: //FIXME remove after different subsamplings are fully implemented
+ case PIX_FMT_NV12:
+ case PIX_FMT_NV21:
+ *h=1;
+ *v=1;
+ break;
+ case PIX_FMT_YUV410P:
+ *h=2;
+ *v=2;
+ break;
+ case PIX_FMT_YUV444P:
+ *h=0;
+ *v=0;
+ break;
+ case PIX_FMT_YUV422P:
+ *h=1;
+ *v=0;
+ break;
+ case PIX_FMT_YUV411P:
+ *h=2;
+ *v=0;
+ break;
+ default:
+ *h=0;
+ *v=0;
+ break;
+ }
}
static uint16_t roundToInt16(int64_t f){
- int r= (f + (1<<15))>>16;
- if(r<-0x7FFF) return 0x8000;
- else if(r> 0x7FFF) return 0x7FFF;
- else return r;
+ int r= (f + (1<<15))>>16;
+ if (r<-0x7FFF) return 0x8000;
+ else if (r> 0x7FFF) return 0x7FFF;
+ else return r;
}
/**
@@ -1853,586 +1853,585 @@ static uint16_t roundToInt16(int64_t f){
* @return -1 if not supported
*/
int sws_setColorspaceDetails(SwsContext *c, const int inv_table[4], int srcRange, const int table[4], int dstRange, int brightness, int contrast, int saturation){
- int64_t crv = inv_table[0];
- int64_t cbu = inv_table[1];
- int64_t cgu = -inv_table[2];
- int64_t cgv = -inv_table[3];
- int64_t cy = 1<<16;
- int64_t oy = 0;
-
- if(isYUV(c->dstFormat) || isGray(c->dstFormat)) return -1;
- memcpy(c->srcColorspaceTable, inv_table, sizeof(int)*4);
- memcpy(c->dstColorspaceTable, table, sizeof(int)*4);
-
- c->brightness= brightness;
- c->contrast = contrast;
- c->saturation= saturation;
- c->srcRange = srcRange;
- c->dstRange = dstRange;
-
- c->uOffset= 0x0400040004000400LL;
- c->vOffset= 0x0400040004000400LL;
-
- if(!srcRange){
- cy= (cy*255) / 219;
- oy= 16<<16;
- }else{
- crv= (crv*224) / 255;
- cbu= (cbu*224) / 255;
- cgu= (cgu*224) / 255;
- cgv= (cgv*224) / 255;
- }
+ int64_t crv = inv_table[0];
+ int64_t cbu = inv_table[1];
+ int64_t cgu = -inv_table[2];
+ int64_t cgv = -inv_table[3];
+ int64_t cy = 1<<16;
+ int64_t oy = 0;
+
+ if (isYUV(c->dstFormat) || isGray(c->dstFormat)) return -1;
+ memcpy(c->srcColorspaceTable, inv_table, sizeof(int)*4);
+ memcpy(c->dstColorspaceTable, table, sizeof(int)*4);
+
+ c->brightness= brightness;
+ c->contrast = contrast;
+ c->saturation= saturation;
+ c->srcRange = srcRange;
+ c->dstRange = dstRange;
+
+ c->uOffset= 0x0400040004000400LL;
+ c->vOffset= 0x0400040004000400LL;
+
+ if (!srcRange){
+ cy= (cy*255) / 219;
+ oy= 16<<16;
+ }else{
+ crv= (crv*224) / 255;
+ cbu= (cbu*224) / 255;
+ cgu= (cgu*224) / 255;
+ cgv= (cgv*224) / 255;
+ }
- cy = (cy *contrast )>>16;
- crv= (crv*contrast * saturation)>>32;
- cbu= (cbu*contrast * saturation)>>32;
- cgu= (cgu*contrast * saturation)>>32;
- cgv= (cgv*contrast * saturation)>>32;
+ cy = (cy *contrast )>>16;
+ crv= (crv*contrast * saturation)>>32;
+ cbu= (cbu*contrast * saturation)>>32;
+ cgu= (cgu*contrast * saturation)>>32;
+ cgv= (cgv*contrast * saturation)>>32;
- oy -= 256*brightness;
+ oy -= 256*brightness;
- c->yCoeff= roundToInt16(cy *8192) * 0x0001000100010001ULL;
- c->vrCoeff= roundToInt16(crv*8192) * 0x0001000100010001ULL;
- c->ubCoeff= roundToInt16(cbu*8192) * 0x0001000100010001ULL;
- c->vgCoeff= roundToInt16(cgv*8192) * 0x0001000100010001ULL;
- c->ugCoeff= roundToInt16(cgu*8192) * 0x0001000100010001ULL;
- c->yOffset= roundToInt16(oy * 8) * 0x0001000100010001ULL;
+ c->yCoeff= roundToInt16(cy *8192) * 0x0001000100010001ULL;
+ c->vrCoeff= roundToInt16(crv*8192) * 0x0001000100010001ULL;
+ c->ubCoeff= roundToInt16(cbu*8192) * 0x0001000100010001ULL;
+ c->vgCoeff= roundToInt16(cgv*8192) * 0x0001000100010001ULL;
+ c->ugCoeff= roundToInt16(cgu*8192) * 0x0001000100010001ULL;
+ c->yOffset= roundToInt16(oy * 8) * 0x0001000100010001ULL;
- yuv2rgb_c_init_tables(c, inv_table, srcRange, brightness, contrast, saturation);
- //FIXME factorize
+ yuv2rgb_c_init_tables(c, inv_table, srcRange, brightness, contrast, saturation);
+ //FIXME factorize
#ifdef COMPILE_ALTIVEC
- if (c->flags & SWS_CPU_CAPS_ALTIVEC)
- yuv2rgb_altivec_init_tables (c, inv_table, brightness, contrast, saturation);
+ if (c->flags & SWS_CPU_CAPS_ALTIVEC)
+ yuv2rgb_altivec_init_tables (c, inv_table, brightness, contrast, saturation);
#endif
- return 0;
+ return 0;
}
/**
* @return -1 if not supported
*/
int sws_getColorspaceDetails(SwsContext *c, int **inv_table, int *srcRange, int **table, int *dstRange, int *brightness, int *contrast, int *saturation){
- if(isYUV(c->dstFormat) || isGray(c->dstFormat)) return -1;
+ if (isYUV(c->dstFormat) || isGray(c->dstFormat)) return -1;
- *inv_table = c->srcColorspaceTable;
- *table = c->dstColorspaceTable;
- *srcRange = c->srcRange;
- *dstRange = c->dstRange;
- *brightness= c->brightness;
- *contrast = c->contrast;
- *saturation= c->saturation;
+ *inv_table = c->srcColorspaceTable;
+ *table = c->dstColorspaceTable;
+ *srcRange = c->srcRange;
+ *dstRange = c->dstRange;
+ *brightness= c->brightness;
+ *contrast = c->contrast;
+ *saturation= c->saturation;
- return 0;
+ return 0;
}
static int handle_jpeg(int *format)
{
- switch (*format) {
- case PIX_FMT_YUVJ420P:
- *format = PIX_FMT_YUV420P;
- return 1;
- case PIX_FMT_YUVJ422P:
- *format = PIX_FMT_YUV422P;
- return 1;
- case PIX_FMT_YUVJ444P:
- *format = PIX_FMT_YUV444P;
- return 1;
- default:
- return 0;
- }
+ switch (*format) {
+ case PIX_FMT_YUVJ420P:
+ *format = PIX_FMT_YUV420P;
+ return 1;
+ case PIX_FMT_YUVJ422P:
+ *format = PIX_FMT_YUV422P;
+ return 1;
+ case PIX_FMT_YUVJ444P:
+ *format = PIX_FMT_YUV444P;
+ return 1;
+ default:
+ return 0;
+ }
}
SwsContext *sws_getContext(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat, int flags,
- SwsFilter *srcFilter, SwsFilter *dstFilter, double *param){
-
- SwsContext *c;
- int i;
- int usesVFilter, usesHFilter;
- int unscaled, needsDither;
- int srcRange, dstRange;
- SwsFilter dummyFilter= {NULL, NULL, NULL, NULL};
+ SwsFilter *srcFilter, SwsFilter *dstFilter, double *param){
+
+ SwsContext *c;
+ int i;
+ int usesVFilter, usesHFilter;
+ int unscaled, needsDither;
+ int srcRange, dstRange;
+ SwsFilter dummyFilter= {NULL, NULL, NULL, NULL};
#if defined(ARCH_X86)
- if(flags & SWS_CPU_CAPS_MMX)
- asm volatile("emms\n\t"::: "memory");
+ if (flags & SWS_CPU_CAPS_MMX)
+ asm volatile("emms\n\t"::: "memory");
#endif
#if !defined(RUNTIME_CPUDETECT) || !defined (CONFIG_GPL) //ensure that the flags match the compiled variant if cpudetect is off
- flags &= ~(SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_MMX2|SWS_CPU_CAPS_3DNOW|SWS_CPU_CAPS_ALTIVEC);
+ flags &= ~(SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_MMX2|SWS_CPU_CAPS_3DNOW|SWS_CPU_CAPS_ALTIVEC);
#ifdef HAVE_MMX2
- flags |= SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_MMX2;
+ flags |= SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_MMX2;
#elif defined (HAVE_3DNOW)
- flags |= SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_3DNOW;
+ flags |= SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_3DNOW;
#elif defined (HAVE_MMX)
- flags |= SWS_CPU_CAPS_MMX;
+ flags |= SWS_CPU_CAPS_MMX;
#elif defined (HAVE_ALTIVEC)
- flags |= SWS_CPU_CAPS_ALTIVEC;
+ flags |= SWS_CPU_CAPS_ALTIVEC;
#endif
#endif /* RUNTIME_CPUDETECT */
- if(clip_table[512] != 255) globalInit();
- if(rgb15to16 == NULL) sws_rgb2rgb_init(flags);
-
- unscaled = (srcW == dstW && srcH == dstH);
- needsDither= (isBGR(dstFormat) || isRGB(dstFormat))
- && (fmt_depth(dstFormat))<24
- && ((fmt_depth(dstFormat))<(fmt_depth(srcFormat)) || (!(isRGB(srcFormat) || isBGR(srcFormat))));
-
- srcRange = handle_jpeg(&srcFormat);
- dstRange = handle_jpeg(&dstFormat);
-
- if(!isSupportedIn(srcFormat))
- {
- av_log(NULL, AV_LOG_ERROR, "swScaler: %s is not supported as input format\n", sws_format_name(srcFormat));
- return NULL;
- }
- if(!isSupportedOut(dstFormat))
- {
- av_log(NULL, AV_LOG_ERROR, "swScaler: %s is not supported as output format\n", sws_format_name(dstFormat));
- return NULL;
- }
-
- /* sanity check */
- if(srcW<4 || srcH<1 || dstW<8 || dstH<1) //FIXME check if these are enough and try to lowwer them after fixing the relevant parts of the code
- {
- av_log(NULL, AV_LOG_ERROR, "swScaler: %dx%d -> %dx%d is invalid scaling dimension\n",
- srcW, srcH, dstW, dstH);
- return NULL;
- }
-
- if(!dstFilter) dstFilter= &dummyFilter;
- if(!srcFilter) srcFilter= &dummyFilter;
-
- c= av_mallocz(sizeof(SwsContext));
-
- c->av_class = &sws_context_class;
- c->srcW= srcW;
- c->srcH= srcH;
- c->dstW= dstW;
- c->dstH= dstH;
- c->lumXInc= ((srcW<<16) + (dstW>>1))/dstW;
- c->lumYInc= ((srcH<<16) + (dstH>>1))/dstH;
- c->flags= flags;
- c->dstFormat= dstFormat;
- c->srcFormat= srcFormat;
- c->vRounder= 4* 0x0001000100010001ULL;
-
- usesHFilter= usesVFilter= 0;
- if(dstFilter->lumV!=NULL && dstFilter->lumV->length>1) usesVFilter=1;
- if(dstFilter->lumH!=NULL && dstFilter->lumH->length>1) usesHFilter=1;
- if(dstFilter->chrV!=NULL && dstFilter->chrV->length>1) usesVFilter=1;
- if(dstFilter->chrH!=NULL && dstFilter->chrH->length>1) usesHFilter=1;
- if(srcFilter->lumV!=NULL && srcFilter->lumV->length>1) usesVFilter=1;
- if(srcFilter->lumH!=NULL && srcFilter->lumH->length>1) usesHFilter=1;
- if(srcFilter->chrV!=NULL && srcFilter->chrV->length>1) usesVFilter=1;
- if(srcFilter->chrH!=NULL && srcFilter->chrH->length>1) usesHFilter=1;
-
- getSubSampleFactors(&c->chrSrcHSubSample, &c->chrSrcVSubSample, srcFormat);
- getSubSampleFactors(&c->chrDstHSubSample, &c->chrDstVSubSample, dstFormat);
-
- // reuse chroma for 2 pixles rgb/bgr unless user wants full chroma interpolation
- if((isBGR(dstFormat) || isRGB(dstFormat)) && !(flags&SWS_FULL_CHR_H_INT)) c->chrDstHSubSample=1;
-
- // drop some chroma lines if the user wants it
- c->vChrDrop= (flags&SWS_SRC_V_CHR_DROP_MASK)>>SWS_SRC_V_CHR_DROP_SHIFT;
- c->chrSrcVSubSample+= c->vChrDrop;
-
- // drop every 2. pixel for chroma calculation unless user wants full chroma
- if((isBGR(srcFormat) || isRGB(srcFormat)) && !(flags&SWS_FULL_CHR_H_INP)
- && srcFormat!=PIX_FMT_RGB8 && srcFormat!=PIX_FMT_BGR8
- && srcFormat!=PIX_FMT_RGB4 && srcFormat!=PIX_FMT_BGR4
- && srcFormat!=PIX_FMT_RGB4_BYTE && srcFormat!=PIX_FMT_BGR4_BYTE)
- c->chrSrcHSubSample=1;
-
- if(param){
- c->param[0] = param[0];
- c->param[1] = param[1];
- }else{
- c->param[0] =
- c->param[1] = SWS_PARAM_DEFAULT;
- }
-
- c->chrIntHSubSample= c->chrDstHSubSample;
- c->chrIntVSubSample= c->chrSrcVSubSample;
-
- // Note the -((-x)>>y) is so that we always round toward +inf.
- c->chrSrcW= -((-srcW) >> c->chrSrcHSubSample);
- c->chrSrcH= -((-srcH) >> c->chrSrcVSubSample);
- c->chrDstW= -((-dstW) >> c->chrDstHSubSample);
- c->chrDstH= -((-dstH) >> c->chrDstVSubSample);
-
- sws_setColorspaceDetails(c, Inverse_Table_6_9[SWS_CS_DEFAULT], srcRange, Inverse_Table_6_9[SWS_CS_DEFAULT] /* FIXME*/, dstRange, 0, 1<<16, 1<<16);
-
- /* unscaled special Cases */
- if(unscaled && !usesHFilter && !usesVFilter)
- {
- /* yv12_to_nv12 */
- if(srcFormat == PIX_FMT_YUV420P && (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21))
- {
- c->swScale= PlanarToNV12Wrapper;
- }
+ if (clip_table[512] != 255) globalInit();
+ if (rgb15to16 == NULL) sws_rgb2rgb_init(flags);
+
+ unscaled = (srcW == dstW && srcH == dstH);
+ needsDither= (isBGR(dstFormat) || isRGB(dstFormat))
+ && (fmt_depth(dstFormat))<24
+ && ((fmt_depth(dstFormat))<(fmt_depth(srcFormat)) || (!(isRGB(srcFormat) || isBGR(srcFormat))));
+
+ srcRange = handle_jpeg(&srcFormat);
+ dstRange = handle_jpeg(&dstFormat);
+
+ if (!isSupportedIn(srcFormat))
+ {
+ av_log(NULL, AV_LOG_ERROR, "swScaler: %s is not supported as input format\n", sws_format_name(srcFormat));
+ return NULL;
+ }
+ if (!isSupportedOut(dstFormat))
+ {
+ av_log(NULL, AV_LOG_ERROR, "swScaler: %s is not supported as output format\n", sws_format_name(dstFormat));
+ return NULL;
+ }
+
+ /* sanity check */
+ if (srcW<4 || srcH<1 || dstW<8 || dstH<1) //FIXME check if these are enough and try to lowwer them after fixing the relevant parts of the code
+ {
+ av_log(NULL, AV_LOG_ERROR, "swScaler: %dx%d -> %dx%d is invalid scaling dimension\n",
+ srcW, srcH, dstW, dstH);
+ return NULL;
+ }
+
+ if (!dstFilter) dstFilter= &dummyFilter;
+ if (!srcFilter) srcFilter= &dummyFilter;
+
+ c= av_mallocz(sizeof(SwsContext));
+
+ c->av_class = &sws_context_class;
+ c->srcW= srcW;
+ c->srcH= srcH;
+ c->dstW= dstW;
+ c->dstH= dstH;
+ c->lumXInc= ((srcW<<16) + (dstW>>1))/dstW;
+ c->lumYInc= ((srcH<<16) + (dstH>>1))/dstH;
+ c->flags= flags;
+ c->dstFormat= dstFormat;
+ c->srcFormat= srcFormat;
+ c->vRounder= 4* 0x0001000100010001ULL;
+
+ usesHFilter= usesVFilter= 0;
+ if (dstFilter->lumV!=NULL && dstFilter->lumV->length>1) usesVFilter=1;
+ if (dstFilter->lumH!=NULL && dstFilter->lumH->length>1) usesHFilter=1;
+ if (dstFilter->chrV!=NULL && dstFilter->chrV->length>1) usesVFilter=1;
+ if (dstFilter->chrH!=NULL && dstFilter->chrH->length>1) usesHFilter=1;
+ if (srcFilter->lumV!=NULL && srcFilter->lumV->length>1) usesVFilter=1;
+ if (srcFilter->lumH!=NULL && srcFilter->lumH->length>1) usesHFilter=1;
+ if (srcFilter->chrV!=NULL && srcFilter->chrV->length>1) usesVFilter=1;
+ if (srcFilter->chrH!=NULL && srcFilter->chrH->length>1) usesHFilter=1;
+
+ getSubSampleFactors(&c->chrSrcHSubSample, &c->chrSrcVSubSample, srcFormat);
+ getSubSampleFactors(&c->chrDstHSubSample, &c->chrDstVSubSample, dstFormat);
+
+ // reuse chroma for 2 pixles rgb/bgr unless user wants full chroma interpolation
+ if ((isBGR(dstFormat) || isRGB(dstFormat)) && !(flags&SWS_FULL_CHR_H_INT)) c->chrDstHSubSample=1;
+
+ // drop some chroma lines if the user wants it
+ c->vChrDrop= (flags&SWS_SRC_V_CHR_DROP_MASK)>>SWS_SRC_V_CHR_DROP_SHIFT;
+ c->chrSrcVSubSample+= c->vChrDrop;
+
+ // drop every 2. pixel for chroma calculation unless user wants full chroma
+ if ((isBGR(srcFormat) || isRGB(srcFormat)) && !(flags&SWS_FULL_CHR_H_INP)
+ && srcFormat!=PIX_FMT_RGB8 && srcFormat!=PIX_FMT_BGR8
+ && srcFormat!=PIX_FMT_RGB4 && srcFormat!=PIX_FMT_BGR4
+ && srcFormat!=PIX_FMT_RGB4_BYTE && srcFormat!=PIX_FMT_BGR4_BYTE)
+ c->chrSrcHSubSample=1;
+
+ if (param){
+ c->param[0] = param[0];
+ c->param[1] = param[1];
+ }else{
+ c->param[0] =
+ c->param[1] = SWS_PARAM_DEFAULT;
+ }
+
+ c->chrIntHSubSample= c->chrDstHSubSample;
+ c->chrIntVSubSample= c->chrSrcVSubSample;
+
+ // Note the -((-x)>>y) is so that we always round toward +inf.
+ c->chrSrcW= -((-srcW) >> c->chrSrcHSubSample);
+ c->chrSrcH= -((-srcH) >> c->chrSrcVSubSample);
+ c->chrDstW= -((-dstW) >> c->chrDstHSubSample);
+ c->chrDstH= -((-dstH) >> c->chrDstVSubSample);
+
+ sws_setColorspaceDetails(c, Inverse_Table_6_9[SWS_CS_DEFAULT], srcRange, Inverse_Table_6_9[SWS_CS_DEFAULT] /* FIXME*/, dstRange, 0, 1<<16, 1<<16);
+
+ /* unscaled special Cases */
+ if (unscaled && !usesHFilter && !usesVFilter)
+ {
+ /* yv12_to_nv12 */
+ if (srcFormat == PIX_FMT_YUV420P && (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21))
+ {
+ c->swScale= PlanarToNV12Wrapper;
+ }
#ifdef CONFIG_GPL
- /* yuv2bgr */
- if((srcFormat==PIX_FMT_YUV420P || srcFormat==PIX_FMT_YUV422P) && (isBGR(dstFormat) || isRGB(dstFormat)))
- {
- c->swScale= yuv2rgb_get_func_ptr(c);
- }
+ /* yuv2bgr */
+ if ((srcFormat==PIX_FMT_YUV420P || srcFormat==PIX_FMT_YUV422P) && (isBGR(dstFormat) || isRGB(dstFormat)))
+ {
+ c->swScale= yuv2rgb_get_func_ptr(c);
+ }
#endif
- if( srcFormat==PIX_FMT_YUV410P && dstFormat==PIX_FMT_YUV420P )
- {
- c->swScale= yvu9toyv12Wrapper;
- }
-
- /* bgr24toYV12 */
- if(srcFormat==PIX_FMT_BGR24 && dstFormat==PIX_FMT_YUV420P)
- c->swScale= bgr24toyv12Wrapper;
-
- /* rgb/bgr -> rgb/bgr (no dither needed forms) */
- if( (isBGR(srcFormat) || isRGB(srcFormat))
- && (isBGR(dstFormat) || isRGB(dstFormat))
- && srcFormat != PIX_FMT_BGR8 && dstFormat != PIX_FMT_BGR8
- && srcFormat != PIX_FMT_RGB8 && dstFormat != PIX_FMT_RGB8
- && srcFormat != PIX_FMT_BGR4 && dstFormat != PIX_FMT_BGR4
- && srcFormat != PIX_FMT_RGB4 && dstFormat != PIX_FMT_RGB4
- && srcFormat != PIX_FMT_BGR4_BYTE && dstFormat != PIX_FMT_BGR4_BYTE
- && srcFormat != PIX_FMT_RGB4_BYTE && dstFormat != PIX_FMT_RGB4_BYTE
- && srcFormat != PIX_FMT_MONOBLACK && dstFormat != PIX_FMT_MONOBLACK
- && !needsDither)
- c->swScale= rgb2rgbWrapper;
-
- /* LQ converters if -sws 0 or -sws 4*/
- if(c->flags&(SWS_FAST_BILINEAR|SWS_POINT)){
- /* rgb/bgr -> rgb/bgr (dither needed forms) */
- if( (isBGR(srcFormat) || isRGB(srcFormat))
- && (isBGR(dstFormat) || isRGB(dstFormat))
- && needsDither)
- c->swScale= rgb2rgbWrapper;
-
- /* yv12_to_yuy2 */
- if(srcFormat == PIX_FMT_YUV420P &&
- (dstFormat == PIX_FMT_YUYV422 || dstFormat == PIX_FMT_UYVY422))
- {
- if (dstFormat == PIX_FMT_YUYV422)
- c->swScale= PlanarToYuy2Wrapper;
- else
- c->swScale= PlanarToUyvyWrapper;
- }
- }
+ if ( srcFormat==PIX_FMT_YUV410P && dstFormat==PIX_FMT_YUV420P )
+ {
+ c->swScale= yvu9toyv12Wrapper;
+ }
+
+ /* bgr24toYV12 */
+ if (srcFormat==PIX_FMT_BGR24 && dstFormat==PIX_FMT_YUV420P)
+ c->swScale= bgr24toyv12Wrapper;
+
+ /* rgb/bgr -> rgb/bgr (no dither needed forms) */
+ if ( (isBGR(srcFormat) || isRGB(srcFormat))
+ && (isBGR(dstFormat) || isRGB(dstFormat))
+ && srcFormat != PIX_FMT_BGR8 && dstFormat != PIX_FMT_BGR8
+ && srcFormat != PIX_FMT_RGB8 && dstFormat != PIX_FMT_RGB8
+ && srcFormat != PIX_FMT_BGR4 && dstFormat != PIX_FMT_BGR4
+ && srcFormat != PIX_FMT_RGB4 && dstFormat != PIX_FMT_RGB4
+ && srcFormat != PIX_FMT_BGR4_BYTE && dstFormat != PIX_FMT_BGR4_BYTE
+ && srcFormat != PIX_FMT_RGB4_BYTE && dstFormat != PIX_FMT_RGB4_BYTE
+ && srcFormat != PIX_FMT_MONOBLACK && dstFormat != PIX_FMT_MONOBLACK
+ && !needsDither)
+ c->swScale= rgb2rgbWrapper;
+
+ /* LQ converters if -sws 0 or -sws 4*/
+ if (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)){
+ /* rgb/bgr -> rgb/bgr (dither needed forms) */
+ if ( (isBGR(srcFormat) || isRGB(srcFormat))
+ && (isBGR(dstFormat) || isRGB(dstFormat))
+ && needsDither)
+ c->swScale= rgb2rgbWrapper;
+
+ /* yv12_to_yuy2 */
+ if (srcFormat == PIX_FMT_YUV420P &&
+ (dstFormat == PIX_FMT_YUYV422 || dstFormat == PIX_FMT_UYVY422))
+ {
+ if (dstFormat == PIX_FMT_YUYV422)
+ c->swScale= PlanarToYuy2Wrapper;
+ else
+ c->swScale= PlanarToUyvyWrapper;
+ }
+ }
#ifdef COMPILE_ALTIVEC
- if ((c->flags & SWS_CPU_CAPS_ALTIVEC) &&
- ((srcFormat == PIX_FMT_YUV420P &&
- (dstFormat == PIX_FMT_YUYV422 || dstFormat == PIX_FMT_UYVY422)))) {
- // unscaled YV12 -> packed YUV, we want speed
- if (dstFormat == PIX_FMT_YUYV422)
- c->swScale= yv12toyuy2_unscaled_altivec;
- else
- c->swScale= yv12touyvy_unscaled_altivec;
- }
+ if ((c->flags & SWS_CPU_CAPS_ALTIVEC) &&
+ ((srcFormat == PIX_FMT_YUV420P &&
+ (dstFormat == PIX_FMT_YUYV422 || dstFormat == PIX_FMT_UYVY422)))) {
+ // unscaled YV12 -> packed YUV, we want speed
+ if (dstFormat == PIX_FMT_YUYV422)
+ c->swScale= yv12toyuy2_unscaled_altivec;
+ else
+ c->swScale= yv12touyvy_unscaled_altivec;
+ }
#endif
- /* simple copy */
- if( srcFormat == dstFormat
- || (isPlanarYUV(srcFormat) && isGray(dstFormat))
- || (isPlanarYUV(dstFormat) && isGray(srcFormat))
- )
- {
- c->swScale= simpleCopy;
- }
-
- /* gray16{le,be} conversions */
- if(isGray16(srcFormat) && (isPlanarYUV(dstFormat) || (dstFormat == PIX_FMT_GRAY8)))
- {
- c->swScale= gray16togray;
- }
- if((isPlanarYUV(srcFormat) || (srcFormat == PIX_FMT_GRAY8)) && isGray16(dstFormat))
- {
- c->swScale= graytogray16;
- }
- if(srcFormat != dstFormat && isGray16(srcFormat) && isGray16(dstFormat))
- {
- c->swScale= gray16swap;
- }
-
- if(c->swScale){
- if(flags&SWS_PRINT_INFO)
- av_log(c, AV_LOG_INFO, "SwScaler: using unscaled %s -> %s special converter\n",
- sws_format_name(srcFormat), sws_format_name(dstFormat));
- return c;
- }
- }
-
- if(flags & SWS_CPU_CAPS_MMX2)
- {
- c->canMMX2BeUsed= (dstW >=srcW && (dstW&31)==0 && (srcW&15)==0) ? 1 : 0;
- if(!c->canMMX2BeUsed && dstW >=srcW && (srcW&15)==0 && (flags&SWS_FAST_BILINEAR))
- {
- if(flags&SWS_PRINT_INFO)
- av_log(c, AV_LOG_INFO, "SwScaler: output Width is not a multiple of 32 -> no MMX2 scaler\n");
- }
- if(usesHFilter) c->canMMX2BeUsed=0;
- }
- else
- c->canMMX2BeUsed=0;
-
- c->chrXInc= ((c->chrSrcW<<16) + (c->chrDstW>>1))/c->chrDstW;
- c->chrYInc= ((c->chrSrcH<<16) + (c->chrDstH>>1))/c->chrDstH;
-
- // match pixel 0 of the src to pixel 0 of dst and match pixel n-2 of src to pixel n-2 of dst
- // but only for the FAST_BILINEAR mode otherwise do correct scaling
- // n-2 is the last chrominance sample available
- // this is not perfect, but noone shuld notice the difference, the more correct variant
- // would be like the vertical one, but that would require some special code for the
- // first and last pixel
- if(flags&SWS_FAST_BILINEAR)
- {
- if(c->canMMX2BeUsed)
- {
- c->lumXInc+= 20;
- c->chrXInc+= 20;
- }
- //we don't use the x86asm scaler if mmx is available
- else if(flags & SWS_CPU_CAPS_MMX)
- {
- c->lumXInc = ((srcW-2)<<16)/(dstW-2) - 20;
- c->chrXInc = ((c->chrSrcW-2)<<16)/(c->chrDstW-2) - 20;
- }
- }
-
- /* precalculate horizontal scaler filter coefficients */
- {
- const int filterAlign=
- (flags & SWS_CPU_CAPS_MMX) ? 4 :
- (flags & SWS_CPU_CAPS_ALTIVEC) ? 8 :
- 1;
-
- initFilter(&c->hLumFilter, &c->hLumFilterPos, &c->hLumFilterSize, c->lumXInc,
- srcW , dstW, filterAlign, 1<<14,
- (flags&SWS_BICUBLIN) ? (flags|SWS_BICUBIC) : flags,
- srcFilter->lumH, dstFilter->lumH, c->param);
- initFilter(&c->hChrFilter, &c->hChrFilterPos, &c->hChrFilterSize, c->chrXInc,
- c->chrSrcW, c->chrDstW, filterAlign, 1<<14,
- (flags&SWS_BICUBLIN) ? (flags|SWS_BILINEAR) : flags,
- srcFilter->chrH, dstFilter->chrH, c->param);
+ /* simple copy */
+ if ( srcFormat == dstFormat
+ || (isPlanarYUV(srcFormat) && isGray(dstFormat))
+ || (isPlanarYUV(dstFormat) && isGray(srcFormat)) )
+ {
+ c->swScale= simpleCopy;
+ }
+
+ /* gray16{le,be} conversions */
+ if (isGray16(srcFormat) && (isPlanarYUV(dstFormat) || (dstFormat == PIX_FMT_GRAY8)))
+ {
+ c->swScale= gray16togray;
+ }
+ if ((isPlanarYUV(srcFormat) || (srcFormat == PIX_FMT_GRAY8)) && isGray16(dstFormat))
+ {
+ c->swScale= graytogray16;
+ }
+ if (srcFormat != dstFormat && isGray16(srcFormat) && isGray16(dstFormat))
+ {
+ c->swScale= gray16swap;
+ }
+
+ if (c->swScale){
+ if (flags&SWS_PRINT_INFO)
+ av_log(c, AV_LOG_INFO, "SwScaler: using unscaled %s -> %s special converter\n",
+ sws_format_name(srcFormat), sws_format_name(dstFormat));
+ return c;
+ }
+ }
+
+ if (flags & SWS_CPU_CAPS_MMX2)
+ {
+ c->canMMX2BeUsed= (dstW >=srcW && (dstW&31)==0 && (srcW&15)==0) ? 1 : 0;
+ if (!c->canMMX2BeUsed && dstW >=srcW && (srcW&15)==0 && (flags&SWS_FAST_BILINEAR))
+ {
+ if (flags&SWS_PRINT_INFO)
+ av_log(c, AV_LOG_INFO, "SwScaler: output Width is not a multiple of 32 -> no MMX2 scaler\n");
+ }
+ if (usesHFilter) c->canMMX2BeUsed=0;
+ }
+ else
+ c->canMMX2BeUsed=0;
+
+ c->chrXInc= ((c->chrSrcW<<16) + (c->chrDstW>>1))/c->chrDstW;
+ c->chrYInc= ((c->chrSrcH<<16) + (c->chrDstH>>1))/c->chrDstH;
+
+ // match pixel 0 of the src to pixel 0 of dst and match pixel n-2 of src to pixel n-2 of dst
+ // but only for the FAST_BILINEAR mode otherwise do correct scaling
+ // n-2 is the last chrominance sample available
+ // this is not perfect, but noone shuld notice the difference, the more correct variant
+ // would be like the vertical one, but that would require some special code for the
+ // first and last pixel
+ if (flags&SWS_FAST_BILINEAR)
+ {
+ if (c->canMMX2BeUsed)
+ {
+ c->lumXInc+= 20;
+ c->chrXInc+= 20;
+ }
+ //we don't use the x86asm scaler if mmx is available
+ else if (flags & SWS_CPU_CAPS_MMX)
+ {
+ c->lumXInc = ((srcW-2)<<16)/(dstW-2) - 20;
+ c->chrXInc = ((c->chrSrcW-2)<<16)/(c->chrDstW-2) - 20;
+ }
+ }
+
+ /* precalculate horizontal scaler filter coefficients */
+ {
+ const int filterAlign=
+ (flags & SWS_CPU_CAPS_MMX) ? 4 :
+ (flags & SWS_CPU_CAPS_ALTIVEC) ? 8 :
+ 1;
+
+ initFilter(&c->hLumFilter, &c->hLumFilterPos, &c->hLumFilterSize, c->lumXInc,
+ srcW , dstW, filterAlign, 1<<14,
+ (flags&SWS_BICUBLIN) ? (flags|SWS_BICUBIC) : flags,
+ srcFilter->lumH, dstFilter->lumH, c->param);
+ initFilter(&c->hChrFilter, &c->hChrFilterPos, &c->hChrFilterSize, c->chrXInc,
+ c->chrSrcW, c->chrDstW, filterAlign, 1<<14,
+ (flags&SWS_BICUBLIN) ? (flags|SWS_BILINEAR) : flags,
+ srcFilter->chrH, dstFilter->chrH, c->param);
#define MAX_FUNNY_CODE_SIZE 10000
#if defined(COMPILE_MMX2)
// can't downscale !!!
- if(c->canMMX2BeUsed && (flags & SWS_FAST_BILINEAR))
- {
+ if (c->canMMX2BeUsed && (flags & SWS_FAST_BILINEAR))
+ {
#ifdef MAP_ANONYMOUS
- c->funnyYCode = (uint8_t*)mmap(NULL, MAX_FUNNY_CODE_SIZE, PROT_EXEC | PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, 0, 0);
- c->funnyUVCode = (uint8_t*)mmap(NULL, MAX_FUNNY_CODE_SIZE, PROT_EXEC | PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, 0, 0);
+ c->funnyYCode = (uint8_t*)mmap(NULL, MAX_FUNNY_CODE_SIZE, PROT_EXEC | PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, 0, 0);
+ c->funnyUVCode = (uint8_t*)mmap(NULL, MAX_FUNNY_CODE_SIZE, PROT_EXEC | PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, 0, 0);
#else
- c->funnyYCode = av_malloc(MAX_FUNNY_CODE_SIZE);
- c->funnyUVCode = av_malloc(MAX_FUNNY_CODE_SIZE);
+ c->funnyYCode = av_malloc(MAX_FUNNY_CODE_SIZE);
+ c->funnyUVCode = av_malloc(MAX_FUNNY_CODE_SIZE);
#endif
- c->lumMmx2Filter = av_malloc((dstW /8+8)*sizeof(int16_t));
- c->chrMmx2Filter = av_malloc((c->chrDstW /4+8)*sizeof(int16_t));
- c->lumMmx2FilterPos= av_malloc((dstW /2/8+8)*sizeof(int32_t));
- c->chrMmx2FilterPos= av_malloc((c->chrDstW/2/4+8)*sizeof(int32_t));
+ c->lumMmx2Filter = av_malloc((dstW /8+8)*sizeof(int16_t));
+ c->chrMmx2Filter = av_malloc((c->chrDstW /4+8)*sizeof(int16_t));
+ c->lumMmx2FilterPos= av_malloc((dstW /2/8+8)*sizeof(int32_t));
+ c->chrMmx2FilterPos= av_malloc((c->chrDstW/2/4+8)*sizeof(int32_t));
- initMMX2HScaler( dstW, c->lumXInc, c->funnyYCode , c->lumMmx2Filter, c->lumMmx2FilterPos, 8);
- initMMX2HScaler(c->chrDstW, c->chrXInc, c->funnyUVCode, c->chrMmx2Filter, c->chrMmx2FilterPos, 4);
- }
+ initMMX2HScaler( dstW, c->lumXInc, c->funnyYCode , c->lumMmx2Filter, c->lumMmx2FilterPos, 8);
+ initMMX2HScaler(c->chrDstW, c->chrXInc, c->funnyUVCode, c->chrMmx2Filter, c->chrMmx2FilterPos, 4);
+ }
#endif /* defined(COMPILE_MMX2) */
- } // Init Horizontal stuff
+ } // Init Horizontal stuff
- /* precalculate vertical scaler filter coefficients */
- {
- const int filterAlign=
- (flags & SWS_CPU_CAPS_MMX) && (flags & SWS_ACCURATE_RND) ? 2 :
- (flags & SWS_CPU_CAPS_ALTIVEC) ? 8 :
- 1;
+ /* precalculate vertical scaler filter coefficients */
+ {
+ const int filterAlign=
+ (flags & SWS_CPU_CAPS_MMX) && (flags & SWS_ACCURATE_RND) ? 2 :
+ (flags & SWS_CPU_CAPS_ALTIVEC) ? 8 :
+ 1;
- initFilter(&c->vLumFilter, &c->vLumFilterPos, &c->vLumFilterSize, c->lumYInc,
- srcH , dstH, filterAlign, (1<<12)-4,
- (flags&SWS_BICUBLIN) ? (flags|SWS_BICUBIC) : flags,
- srcFilter->lumV, dstFilter->lumV, c->param);
- initFilter(&c->vChrFilter, &c->vChrFilterPos, &c->vChrFilterSize, c->chrYInc,
- c->chrSrcH, c->chrDstH, filterAlign, (1<<12)-4,
- (flags&SWS_BICUBLIN) ? (flags|SWS_BILINEAR) : flags,
- srcFilter->chrV, dstFilter->chrV, c->param);
+ initFilter(&c->vLumFilter, &c->vLumFilterPos, &c->vLumFilterSize, c->lumYInc,
+ srcH , dstH, filterAlign, (1<<12)-4,
+ (flags&SWS_BICUBLIN) ? (flags|SWS_BICUBIC) : flags,
+ srcFilter->lumV, dstFilter->lumV, c->param);
+ initFilter(&c->vChrFilter, &c->vChrFilterPos, &c->vChrFilterSize, c->chrYInc,
+ c->chrSrcH, c->chrDstH, filterAlign, (1<<12)-4,
+ (flags&SWS_BICUBLIN) ? (flags|SWS_BILINEAR) : flags,
+ srcFilter->chrV, dstFilter->chrV, c->param);
#ifdef HAVE_ALTIVEC
- c->vYCoeffsBank = av_malloc(sizeof (vector signed short)*c->vLumFilterSize*c->dstH);
- c->vCCoeffsBank = av_malloc(sizeof (vector signed short)*c->vChrFilterSize*c->chrDstH);
-
- for (i=0;i<c->vLumFilterSize*c->dstH;i++) {
- int j;
- short *p = (short *)&c->vYCoeffsBank[i];
- for (j=0;j<8;j++)
- p[j] = c->vLumFilter[i];
- }
-
- for (i=0;i<c->vChrFilterSize*c->chrDstH;i++) {
- int j;
- short *p = (short *)&c->vCCoeffsBank[i];
- for (j=0;j<8;j++)
- p[j] = c->vChrFilter[i];
- }
+ c->vYCoeffsBank = av_malloc(sizeof (vector signed short)*c->vLumFilterSize*c->dstH);
+ c->vCCoeffsBank = av_malloc(sizeof (vector signed short)*c->vChrFilterSize*c->chrDstH);
+
+ for (i=0;i<c->vLumFilterSize*c->dstH;i++) {
+ int j;
+ short *p = (short *)&c->vYCoeffsBank[i];
+ for (j=0;j<8;j++)
+ p[j] = c->vLumFilter[i];
+ }
+
+ for (i=0;i<c->vChrFilterSize*c->chrDstH;i++) {
+ int j;
+ short *p = (short *)&c->vCCoeffsBank[i];
+ for (j=0;j<8;j++)
+ p[j] = c->vChrFilter[i];
+ }
#endif
- }
-
- // Calculate Buffer Sizes so that they won't run out while handling these damn slices
- c->vLumBufSize= c->vLumFilterSize;
- c->vChrBufSize= c->vChrFilterSize;
- for(i=0; i<dstH; i++)
- {
- int chrI= i*c->chrDstH / dstH;
- int nextSlice= FFMAX(c->vLumFilterPos[i ] + c->vLumFilterSize - 1,
- ((c->vChrFilterPos[chrI] + c->vChrFilterSize - 1)<<c->chrSrcVSubSample));
-
- nextSlice>>= c->chrSrcVSubSample;
- nextSlice<<= c->chrSrcVSubSample;
- if(c->vLumFilterPos[i ] + c->vLumBufSize < nextSlice)
- c->vLumBufSize= nextSlice - c->vLumFilterPos[i ];
- if(c->vChrFilterPos[chrI] + c->vChrBufSize < (nextSlice>>c->chrSrcVSubSample))
- c->vChrBufSize= (nextSlice>>c->chrSrcVSubSample) - c->vChrFilterPos[chrI];
- }
-
- // allocate pixbufs (we use dynamic allocation because otherwise we would need to
- c->lumPixBuf= av_malloc(c->vLumBufSize*2*sizeof(int16_t*));
- c->chrPixBuf= av_malloc(c->vChrBufSize*2*sizeof(int16_t*));
- //Note we need at least one pixel more at the end because of the mmx code (just in case someone wanna replace the 4000/8000)
- /* align at 16 bytes for AltiVec */
- for(i=0; i<c->vLumBufSize; i++)
- c->lumPixBuf[i]= c->lumPixBuf[i+c->vLumBufSize]= av_mallocz(4000);
- for(i=0; i<c->vChrBufSize; i++)
- c->chrPixBuf[i]= c->chrPixBuf[i+c->vChrBufSize]= av_malloc(8000);
-
- //try to avoid drawing green stuff between the right end and the stride end
- for(i=0; i<c->vChrBufSize; i++) memset(c->chrPixBuf[i], 64, 8000);
-
- ASSERT(c->chrDstH <= dstH)
-
- if(flags&SWS_PRINT_INFO)
- {
+ }
+
+ // Calculate Buffer Sizes so that they won't run out while handling these damn slices
+ c->vLumBufSize= c->vLumFilterSize;
+ c->vChrBufSize= c->vChrFilterSize;
+ for (i=0; i<dstH; i++)
+ {
+ int chrI= i*c->chrDstH / dstH;
+ int nextSlice= FFMAX(c->vLumFilterPos[i ] + c->vLumFilterSize - 1,
+ ((c->vChrFilterPos[chrI] + c->vChrFilterSize - 1)<<c->chrSrcVSubSample));
+
+ nextSlice>>= c->chrSrcVSubSample;
+ nextSlice<<= c->chrSrcVSubSample;
+ if (c->vLumFilterPos[i ] + c->vLumBufSize < nextSlice)
+ c->vLumBufSize= nextSlice - c->vLumFilterPos[i ];
+ if (c->vChrFilterPos[chrI] + c->vChrBufSize < (nextSlice>>c->chrSrcVSubSample))
+ c->vChrBufSize= (nextSlice>>c->chrSrcVSubSample) - c->vChrFilterPos[chrI];
+ }
+
+ // allocate pixbufs (we use dynamic allocation because otherwise we would need to
+ c->lumPixBuf= av_malloc(c->vLumBufSize*2*sizeof(int16_t*));
+ c->chrPixBuf= av_malloc(c->vChrBufSize*2*sizeof(int16_t*));
+ //Note we need at least one pixel more at the end because of the mmx code (just in case someone wanna replace the 4000/8000)
+ /* align at 16 bytes for AltiVec */
+ for (i=0; i<c->vLumBufSize; i++)
+ c->lumPixBuf[i]= c->lumPixBuf[i+c->vLumBufSize]= av_mallocz(4000);
+ for (i=0; i<c->vChrBufSize; i++)
+ c->chrPixBuf[i]= c->chrPixBuf[i+c->vChrBufSize]= av_malloc(8000);
+
+ //try to avoid drawing green stuff between the right end and the stride end
+ for (i=0; i<c->vChrBufSize; i++) memset(c->chrPixBuf[i], 64, 8000);
+
+ ASSERT(c->chrDstH <= dstH)
+
+ if (flags&SWS_PRINT_INFO)
+ {
#ifdef DITHER1XBPP
- char *dither= " dithered";
+ char *dither= " dithered";
#else
- char *dither= "";
+ char *dither= "";
#endif
- if(flags&SWS_FAST_BILINEAR)
- av_log(c, AV_LOG_INFO, "SwScaler: FAST_BILINEAR scaler, ");
- else if(flags&SWS_BILINEAR)
- av_log(c, AV_LOG_INFO, "SwScaler: BILINEAR scaler, ");
- else if(flags&SWS_BICUBIC)
- av_log(c, AV_LOG_INFO, "SwScaler: BICUBIC scaler, ");
- else if(flags&SWS_X)
- av_log(c, AV_LOG_INFO, "SwScaler: Experimental scaler, ");
- else if(flags&SWS_POINT)
- av_log(c, AV_LOG_INFO, "SwScaler: Nearest Neighbor / POINT scaler, ");
- else if(flags&SWS_AREA)
- av_log(c, AV_LOG_INFO, "SwScaler: Area Averageing scaler, ");
- else if(flags&SWS_BICUBLIN)
- av_log(c, AV_LOG_INFO, "SwScaler: luma BICUBIC / chroma BILINEAR scaler, ");
- else if(flags&SWS_GAUSS)
- av_log(c, AV_LOG_INFO, "SwScaler: Gaussian scaler, ");
- else if(flags&SWS_SINC)
- av_log(c, AV_LOG_INFO, "SwScaler: Sinc scaler, ");
- else if(flags&SWS_LANCZOS)
- av_log(c, AV_LOG_INFO, "SwScaler: Lanczos scaler, ");
- else if(flags&SWS_SPLINE)
- av_log(c, AV_LOG_INFO, "SwScaler: Bicubic spline scaler, ");
- else
- av_log(c, AV_LOG_INFO, "SwScaler: ehh flags invalid?! ");
-
- if(dstFormat==PIX_FMT_BGR555 || dstFormat==PIX_FMT_BGR565)
- av_log(c, AV_LOG_INFO, "from %s to%s %s ",
- sws_format_name(srcFormat), dither, sws_format_name(dstFormat));
- else
- av_log(c, AV_LOG_INFO, "from %s to %s ",
- sws_format_name(srcFormat), sws_format_name(dstFormat));
-
- if(flags & SWS_CPU_CAPS_MMX2)
- av_log(c, AV_LOG_INFO, "using MMX2\n");
- else if(flags & SWS_CPU_CAPS_3DNOW)
- av_log(c, AV_LOG_INFO, "using 3DNOW\n");
- else if(flags & SWS_CPU_CAPS_MMX)
- av_log(c, AV_LOG_INFO, "using MMX\n");
- else if(flags & SWS_CPU_CAPS_ALTIVEC)
- av_log(c, AV_LOG_INFO, "using AltiVec\n");
- else
- av_log(c, AV_LOG_INFO, "using C\n");
- }
-
- if(flags & SWS_PRINT_INFO)
- {
- if(flags & SWS_CPU_CAPS_MMX)
- {
- if(c->canMMX2BeUsed && (flags&SWS_FAST_BILINEAR))
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using FAST_BILINEAR MMX2 scaler for horizontal scaling\n");
- else
- {
- if(c->hLumFilterSize==4)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using 4-tap MMX scaler for horizontal luminance scaling\n");
- else if(c->hLumFilterSize==8)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using 8-tap MMX scaler for horizontal luminance scaling\n");
- else
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using n-tap MMX scaler for horizontal luminance scaling\n");
-
- if(c->hChrFilterSize==4)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using 4-tap MMX scaler for horizontal chrominance scaling\n");
- else if(c->hChrFilterSize==8)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using 8-tap MMX scaler for horizontal chrominance scaling\n");
- else
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using n-tap MMX scaler for horizontal chrominance scaling\n");
- }
- }
- else
- {
+ if (flags&SWS_FAST_BILINEAR)
+ av_log(c, AV_LOG_INFO, "SwScaler: FAST_BILINEAR scaler, ");
+ else if (flags&SWS_BILINEAR)
+ av_log(c, AV_LOG_INFO, "SwScaler: BILINEAR scaler, ");
+ else if (flags&SWS_BICUBIC)
+ av_log(c, AV_LOG_INFO, "SwScaler: BICUBIC scaler, ");
+ else if (flags&SWS_X)
+ av_log(c, AV_LOG_INFO, "SwScaler: Experimental scaler, ");
+ else if (flags&SWS_POINT)
+ av_log(c, AV_LOG_INFO, "SwScaler: Nearest Neighbor / POINT scaler, ");
+ else if (flags&SWS_AREA)
+ av_log(c, AV_LOG_INFO, "SwScaler: Area Averageing scaler, ");
+ else if (flags&SWS_BICUBLIN)
+ av_log(c, AV_LOG_INFO, "SwScaler: luma BICUBIC / chroma BILINEAR scaler, ");
+ else if (flags&SWS_GAUSS)
+ av_log(c, AV_LOG_INFO, "SwScaler: Gaussian scaler, ");
+ else if (flags&SWS_SINC)
+ av_log(c, AV_LOG_INFO, "SwScaler: Sinc scaler, ");
+ else if (flags&SWS_LANCZOS)
+ av_log(c, AV_LOG_INFO, "SwScaler: Lanczos scaler, ");
+ else if (flags&SWS_SPLINE)
+ av_log(c, AV_LOG_INFO, "SwScaler: Bicubic spline scaler, ");
+ else
+ av_log(c, AV_LOG_INFO, "SwScaler: ehh flags invalid?! ");
+
+ if (dstFormat==PIX_FMT_BGR555 || dstFormat==PIX_FMT_BGR565)
+ av_log(c, AV_LOG_INFO, "from %s to%s %s ",
+ sws_format_name(srcFormat), dither, sws_format_name(dstFormat));
+ else
+ av_log(c, AV_LOG_INFO, "from %s to %s ",
+ sws_format_name(srcFormat), sws_format_name(dstFormat));
+
+ if (flags & SWS_CPU_CAPS_MMX2)
+ av_log(c, AV_LOG_INFO, "using MMX2\n");
+ else if (flags & SWS_CPU_CAPS_3DNOW)
+ av_log(c, AV_LOG_INFO, "using 3DNOW\n");
+ else if (flags & SWS_CPU_CAPS_MMX)
+ av_log(c, AV_LOG_INFO, "using MMX\n");
+ else if (flags & SWS_CPU_CAPS_ALTIVEC)
+ av_log(c, AV_LOG_INFO, "using AltiVec\n");
+ else
+ av_log(c, AV_LOG_INFO, "using C\n");
+ }
+
+ if (flags & SWS_PRINT_INFO)
+ {
+ if (flags & SWS_CPU_CAPS_MMX)
+ {
+ if (c->canMMX2BeUsed && (flags&SWS_FAST_BILINEAR))
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using FAST_BILINEAR MMX2 scaler for horizontal scaling\n");
+ else
+ {
+ if (c->hLumFilterSize==4)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using 4-tap MMX scaler for horizontal luminance scaling\n");
+ else if (c->hLumFilterSize==8)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using 8-tap MMX scaler for horizontal luminance scaling\n");
+ else
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using n-tap MMX scaler for horizontal luminance scaling\n");
+
+ if (c->hChrFilterSize==4)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using 4-tap MMX scaler for horizontal chrominance scaling\n");
+ else if (c->hChrFilterSize==8)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using 8-tap MMX scaler for horizontal chrominance scaling\n");
+ else
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using n-tap MMX scaler for horizontal chrominance scaling\n");
+ }
+ }
+ else
+ {
#if defined(ARCH_X86)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using X86-Asm scaler for horizontal scaling\n");
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using X86-Asm scaler for horizontal scaling\n");
#else
- if(flags & SWS_FAST_BILINEAR)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using FAST_BILINEAR C scaler for horizontal scaling\n");
- else
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using C scaler for horizontal scaling\n");
+ if (flags & SWS_FAST_BILINEAR)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using FAST_BILINEAR C scaler for horizontal scaling\n");
+ else
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using C scaler for horizontal scaling\n");
#endif
- }
- if(isPlanarYUV(dstFormat))
- {
- if(c->vLumFilterSize==1)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using 1-tap %s \"scaler\" for vertical scaling (YV12 like)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
- else
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using n-tap %s scaler for vertical scaling (YV12 like)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
- }
- else
- {
- if(c->vLumFilterSize==1 && c->vChrFilterSize==2)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using 1-tap %s \"scaler\" for vertical luminance scaling (BGR)\n"
- "SwScaler: 2-tap scaler for vertical chrominance scaling (BGR)\n",(flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
- else if(c->vLumFilterSize==2 && c->vChrFilterSize==2)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using 2-tap linear %s scaler for vertical scaling (BGR)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
- else
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using n-tap %s scaler for vertical scaling (BGR)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
- }
-
- if(dstFormat==PIX_FMT_BGR24)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using %s YV12->BGR24 Converter\n",
- (flags & SWS_CPU_CAPS_MMX2) ? "MMX2" : ((flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C"));
- else if(dstFormat==PIX_FMT_RGB32)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using %s YV12->BGR32 Converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
- else if(dstFormat==PIX_FMT_BGR565)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using %s YV12->BGR16 Converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
- else if(dstFormat==PIX_FMT_BGR555)
- av_log(c, AV_LOG_VERBOSE, "SwScaler: using %s YV12->BGR15 Converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
-
- av_log(c, AV_LOG_VERBOSE, "SwScaler: %dx%d -> %dx%d\n", srcW, srcH, dstW, dstH);
- }
- if(flags & SWS_PRINT_INFO)
- {
- av_log(c, AV_LOG_DEBUG, "SwScaler:Lum srcW=%d srcH=%d dstW=%d dstH=%d xInc=%d yInc=%d\n",
- c->srcW, c->srcH, c->dstW, c->dstH, c->lumXInc, c->lumYInc);
- av_log(c, AV_LOG_DEBUG, "SwScaler:Chr srcW=%d srcH=%d dstW=%d dstH=%d xInc=%d yInc=%d\n",
- c->chrSrcW, c->chrSrcH, c->chrDstW, c->chrDstH, c->chrXInc, c->chrYInc);
- }
-
- c->swScale= getSwsFunc(flags);
- return c;
+ }
+ if (isPlanarYUV(dstFormat))
+ {
+ if (c->vLumFilterSize==1)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using 1-tap %s \"scaler\" for vertical scaling (YV12 like)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
+ else
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using n-tap %s scaler for vertical scaling (YV12 like)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
+ }
+ else
+ {
+ if (c->vLumFilterSize==1 && c->vChrFilterSize==2)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using 1-tap %s \"scaler\" for vertical luminance scaling (BGR)\n"
+ "SwScaler: 2-tap scaler for vertical chrominance scaling (BGR)\n",(flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
+ else if (c->vLumFilterSize==2 && c->vChrFilterSize==2)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using 2-tap linear %s scaler for vertical scaling (BGR)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
+ else
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using n-tap %s scaler for vertical scaling (BGR)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
+ }
+
+ if (dstFormat==PIX_FMT_BGR24)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using %s YV12->BGR24 Converter\n",
+ (flags & SWS_CPU_CAPS_MMX2) ? "MMX2" : ((flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C"));
+ else if (dstFormat==PIX_FMT_RGB32)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using %s YV12->BGR32 Converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
+ else if (dstFormat==PIX_FMT_BGR565)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using %s YV12->BGR16 Converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
+ else if (dstFormat==PIX_FMT_BGR555)
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: using %s YV12->BGR15 Converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
+
+ av_log(c, AV_LOG_VERBOSE, "SwScaler: %dx%d -> %dx%d\n", srcW, srcH, dstW, dstH);
+ }
+ if (flags & SWS_PRINT_INFO)
+ {
+ av_log(c, AV_LOG_DEBUG, "SwScaler:Lum srcW=%d srcH=%d dstW=%d dstH=%d xInc=%d yInc=%d\n",
+ c->srcW, c->srcH, c->dstW, c->dstH, c->lumXInc, c->lumYInc);
+ av_log(c, AV_LOG_DEBUG, "SwScaler:Chr srcW=%d srcH=%d dstW=%d dstH=%d xInc=%d yInc=%d\n",
+ c->chrSrcW, c->chrSrcH, c->chrDstW, c->chrDstH, c->chrXInc, c->chrYInc);
+ }
+
+ c->swScale= getSwsFunc(flags);
+ return c;
}
/**
@@ -2440,119 +2439,119 @@ SwsContext *sws_getContext(int srcW, int srcH, int srcFormat, int dstW, int dstH
* assumes planar YUV to be in YUV order instead of YVU
*/
int sws_scale(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]){
- int i;
- uint8_t* src2[4]= {src[0], src[1], src[2]};
- uint32_t pal[256];
- if (c->sliceDir == 0 && srcSliceY != 0 && srcSliceY + srcSliceH != c->srcH) {
- av_log(c, AV_LOG_ERROR, "swScaler: slices start in the middle!\n");
- return 0;
- }
- if (c->sliceDir == 0) {
- if (srcSliceY == 0) c->sliceDir = 1; else c->sliceDir = -1;
- }
-
- if(c->srcFormat == PIX_FMT_PAL8){
- for(i=0; i<256; i++){
- int p= ((uint32_t*)(src[1]))[i];
- int r= (p>>16)&0xFF;
- int g= (p>> 8)&0xFF;
- int b= p &0xFF;
- int y= av_clip_uint8(((RY*r + GY*g + BY*b)>>RGB2YUV_SHIFT) + 16 );
- int u= av_clip_uint8(((RU*r + GU*g + BU*b)>>RGB2YUV_SHIFT) + 128);
- int v= av_clip_uint8(((RV*r + GV*g + BV*b)>>RGB2YUV_SHIFT) + 128);
- pal[i]= y + (u<<8) + (v<<16);
- }
- src2[1]= pal;
+ int srcSliceH, uint8_t* dst[], int dstStride[]){
+ int i;
+ uint8_t* src2[4]= {src[0], src[1], src[2]};
+ uint32_t pal[256];
+ if (c->sliceDir == 0 && srcSliceY != 0 && srcSliceY + srcSliceH != c->srcH) {
+ av_log(c, AV_LOG_ERROR, "swScaler: slices start in the middle!\n");
+ return 0;
+ }
+ if (c->sliceDir == 0) {
+ if (srcSliceY == 0) c->sliceDir = 1; else c->sliceDir = -1;
+ }
+
+ if (c->srcFormat == PIX_FMT_PAL8){
+ for (i=0; i<256; i++){
+ int p= ((uint32_t*)(src[1]))[i];
+ int r= (p>>16)&0xFF;
+ int g= (p>> 8)&0xFF;
+ int b= p &0xFF;
+ int y= av_clip_uint8(((RY*r + GY*g + BY*b)>>RGB2YUV_SHIFT) + 16 );
+ int u= av_clip_uint8(((RU*r + GU*g + BU*b)>>RGB2YUV_SHIFT) + 128);
+ int v= av_clip_uint8(((RV*r + GV*g + BV*b)>>RGB2YUV_SHIFT) + 128);
+ pal[i]= y + (u<<8) + (v<<16);
}
+ src2[1]= pal;
+ }
- // copy strides, so they can safely be modified
- if (c->sliceDir == 1) {
- // slices go from top to bottom
- int srcStride2[4]= {srcStride[0], srcStride[1], srcStride[2]};
- int dstStride2[4]= {dstStride[0], dstStride[1], dstStride[2]};
- return c->swScale(c, src2, srcStride2, srcSliceY, srcSliceH, dst, dstStride2);
- } else {
- // slices go from bottom to top => we flip the image internally
- uint8_t* dst2[4]= {dst[0] + (c->dstH-1)*dstStride[0],
- dst[1] + ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[1],
- dst[2] + ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[2]};
- int srcStride2[4]= {-srcStride[0], -srcStride[1], -srcStride[2]};
- int dstStride2[4]= {-dstStride[0], -dstStride[1], -dstStride[2]};
-
- src2[0] += (srcSliceH-1)*srcStride[0];
- if(c->srcFormat != PIX_FMT_PAL8)
- src2[1] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[1];
- src2[2] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[2];
-
- return c->swScale(c, src2, srcStride2, c->srcH-srcSliceY-srcSliceH, srcSliceH, dst2, dstStride2);
- }
+ // copy strides, so they can safely be modified
+ if (c->sliceDir == 1) {
+ // slices go from top to bottom
+ int srcStride2[4]= {srcStride[0], srcStride[1], srcStride[2]};
+ int dstStride2[4]= {dstStride[0], dstStride[1], dstStride[2]};
+ return c->swScale(c, src2, srcStride2, srcSliceY, srcSliceH, dst, dstStride2);
+ } else {
+ // slices go from bottom to top => we flip the image internally
+ uint8_t* dst2[4]= {dst[0] + (c->dstH-1)*dstStride[0],
+ dst[1] + ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[1],
+ dst[2] + ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[2]};
+ int srcStride2[4]= {-srcStride[0], -srcStride[1], -srcStride[2]};
+ int dstStride2[4]= {-dstStride[0], -dstStride[1], -dstStride[2]};
+
+ src2[0] += (srcSliceH-1)*srcStride[0];
+ if (c->srcFormat != PIX_FMT_PAL8)
+ src2[1] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[1];
+ src2[2] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[2];
+
+ return c->swScale(c, src2, srcStride2, c->srcH-srcSliceY-srcSliceH, srcSliceH, dst2, dstStride2);
+ }
}
/**
* swscale warper, so we don't need to export the SwsContext
*/
int sws_scale_ordered(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]){
- return sws_scale(c, src, srcStride, srcSliceY, srcSliceH, dst, dstStride);
+ int srcSliceH, uint8_t* dst[], int dstStride[]){
+ return sws_scale(c, src, srcStride, srcSliceY, srcSliceH, dst, dstStride);
}
SwsFilter *sws_getDefaultFilter(float lumaGBlur, float chromaGBlur,
- float lumaSharpen, float chromaSharpen,
- float chromaHShift, float chromaVShift,
- int verbose)
+ float lumaSharpen, float chromaSharpen,
+ float chromaHShift, float chromaVShift,
+ int verbose)
{
- SwsFilter *filter= av_malloc(sizeof(SwsFilter));
-
- if(lumaGBlur!=0.0){
- filter->lumH= sws_getGaussianVec(lumaGBlur, 3.0);
- filter->lumV= sws_getGaussianVec(lumaGBlur, 3.0);
- }else{
- filter->lumH= sws_getIdentityVec();
- filter->lumV= sws_getIdentityVec();
- }
-
- if(chromaGBlur!=0.0){
- filter->chrH= sws_getGaussianVec(chromaGBlur, 3.0);
- filter->chrV= sws_getGaussianVec(chromaGBlur, 3.0);
- }else{
- filter->chrH= sws_getIdentityVec();
- filter->chrV= sws_getIdentityVec();
- }
-
- if(chromaSharpen!=0.0){
- SwsVector *id= sws_getIdentityVec();
- sws_scaleVec(filter->chrH, -chromaSharpen);
- sws_scaleVec(filter->chrV, -chromaSharpen);
- sws_addVec(filter->chrH, id);
- sws_addVec(filter->chrV, id);
- sws_freeVec(id);
- }
-
- if(lumaSharpen!=0.0){
- SwsVector *id= sws_getIdentityVec();
- sws_scaleVec(filter->lumH, -lumaSharpen);
- sws_scaleVec(filter->lumV, -lumaSharpen);
- sws_addVec(filter->lumH, id);
- sws_addVec(filter->lumV, id);
- sws_freeVec(id);
- }
-
- if(chromaHShift != 0.0)
- sws_shiftVec(filter->chrH, (int)(chromaHShift+0.5));
-
- if(chromaVShift != 0.0)
- sws_shiftVec(filter->chrV, (int)(chromaVShift+0.5));
-
- sws_normalizeVec(filter->chrH, 1.0);
- sws_normalizeVec(filter->chrV, 1.0);
- sws_normalizeVec(filter->lumH, 1.0);
- sws_normalizeVec(filter->lumV, 1.0);
-
- if(verbose) sws_printVec(filter->chrH);
- if(verbose) sws_printVec(filter->lumH);
-
- return filter;
+ SwsFilter *filter= av_malloc(sizeof(SwsFilter));
+
+ if (lumaGBlur!=0.0){
+ filter->lumH= sws_getGaussianVec(lumaGBlur, 3.0);
+ filter->lumV= sws_getGaussianVec(lumaGBlur, 3.0);
+ }else{
+ filter->lumH= sws_getIdentityVec();
+ filter->lumV= sws_getIdentityVec();
+ }
+
+ if (chromaGBlur!=0.0){
+ filter->chrH= sws_getGaussianVec(chromaGBlur, 3.0);
+ filter->chrV= sws_getGaussianVec(chromaGBlur, 3.0);
+ }else{
+ filter->chrH= sws_getIdentityVec();
+ filter->chrV= sws_getIdentityVec();
+ }
+
+ if (chromaSharpen!=0.0){
+ SwsVector *id= sws_getIdentityVec();
+ sws_scaleVec(filter->chrH, -chromaSharpen);
+ sws_scaleVec(filter->chrV, -chromaSharpen);
+ sws_addVec(filter->chrH, id);
+ sws_addVec(filter->chrV, id);
+ sws_freeVec(id);
+ }
+
+ if (lumaSharpen!=0.0){
+ SwsVector *id= sws_getIdentityVec();
+ sws_scaleVec(filter->lumH, -lumaSharpen);
+ sws_scaleVec(filter->lumV, -lumaSharpen);
+ sws_addVec(filter->lumH, id);
+ sws_addVec(filter->lumV, id);
+ sws_freeVec(id);
+ }
+
+ if (chromaHShift != 0.0)
+ sws_shiftVec(filter->chrH, (int)(chromaHShift+0.5));
+
+ if (chromaVShift != 0.0)
+ sws_shiftVec(filter->chrV, (int)(chromaVShift+0.5));
+
+ sws_normalizeVec(filter->chrH, 1.0);
+ sws_normalizeVec(filter->chrV, 1.0);
+ sws_normalizeVec(filter->lumH, 1.0);
+ sws_normalizeVec(filter->lumV, 1.0);
+
+ if (verbose) sws_printVec(filter->chrH);
+ if (verbose) sws_printVec(filter->lumH);
+
+ return filter;
}
/**
@@ -2560,303 +2559,303 @@ SwsFilter *sws_getDefaultFilter(float lumaGBlur, float chromaGBlur,
* quality=3 is high quality, lowwer is lowwer quality
*/
SwsVector *sws_getGaussianVec(double variance, double quality){
- const int length= (int)(variance*quality + 0.5) | 1;
- int i;
- double *coeff= av_malloc(length*sizeof(double));
- double middle= (length-1)*0.5;
- SwsVector *vec= av_malloc(sizeof(SwsVector));
+ const int length= (int)(variance*quality + 0.5) | 1;
+ int i;
+ double *coeff= av_malloc(length*sizeof(double));
+ double middle= (length-1)*0.5;
+ SwsVector *vec= av_malloc(sizeof(SwsVector));
- vec->coeff= coeff;
- vec->length= length;
+ vec->coeff= coeff;
+ vec->length= length;
- for(i=0; i<length; i++)
- {
- double dist= i-middle;
- coeff[i]= exp( -dist*dist/(2*variance*variance) ) / sqrt(2*variance*PI);
- }
+ for (i=0; i<length; i++)
+ {
+ double dist= i-middle;
+ coeff[i]= exp( -dist*dist/(2*variance*variance) ) / sqrt(2*variance*PI);
+ }
- sws_normalizeVec(vec, 1.0);
+ sws_normalizeVec(vec, 1.0);
- return vec;
+ return vec;
}
SwsVector *sws_getConstVec(double c, int length){
- int i;
- double *coeff= av_malloc(length*sizeof(double));
- SwsVector *vec= av_malloc(sizeof(SwsVector));
+ int i;
+ double *coeff= av_malloc(length*sizeof(double));
+ SwsVector *vec= av_malloc(sizeof(SwsVector));
- vec->coeff= coeff;
- vec->length= length;
+ vec->coeff= coeff;
+ vec->length= length;
- for(i=0; i<length; i++)
- coeff[i]= c;
+ for (i=0; i<length; i++)
+ coeff[i]= c;
- return vec;
+ return vec;
}
SwsVector *sws_getIdentityVec(void){
- return sws_getConstVec(1.0, 1);
+ return sws_getConstVec(1.0, 1);
}
double sws_dcVec(SwsVector *a){
- int i;
- double sum=0;
+ int i;
+ double sum=0;
- for(i=0; i<a->length; i++)
- sum+= a->coeff[i];
+ for (i=0; i<a->length; i++)
+ sum+= a->coeff[i];
- return sum;
+ return sum;
}
void sws_scaleVec(SwsVector *a, double scalar){
- int i;
+ int i;
- for(i=0; i<a->length; i++)
- a->coeff[i]*= scalar;
+ for (i=0; i<a->length; i++)
+ a->coeff[i]*= scalar;
}
void sws_normalizeVec(SwsVector *a, double height){
- sws_scaleVec(a, height/sws_dcVec(a));
+ sws_scaleVec(a, height/sws_dcVec(a));
}
static SwsVector *sws_getConvVec(SwsVector *a, SwsVector *b){
- int length= a->length + b->length - 1;
- double *coeff= av_malloc(length*sizeof(double));
- int i, j;
- SwsVector *vec= av_malloc(sizeof(SwsVector));
+ int length= a->length + b->length - 1;
+ double *coeff= av_malloc(length*sizeof(double));
+ int i, j;
+ SwsVector *vec= av_malloc(sizeof(SwsVector));
- vec->coeff= coeff;
- vec->length= length;
+ vec->coeff= coeff;
+ vec->length= length;
- for(i=0; i<length; i++) coeff[i]= 0.0;
+ for (i=0; i<length; i++) coeff[i]= 0.0;
- for(i=0; i<a->length; i++)
- {
- for(j=0; j<b->length; j++)
- {
- coeff[i+j]+= a->coeff[i]*b->coeff[j];
- }
- }
+ for (i=0; i<a->length; i++)
+ {
+ for (j=0; j<b->length; j++)
+ {
+ coeff[i+j]+= a->coeff[i]*b->coeff[j];
+ }
+ }
- return vec;
+ return vec;
}
static SwsVector *sws_sumVec(SwsVector *a, SwsVector *b){
- int length= FFMAX(a->length, b->length);
- double *coeff= av_malloc(length*sizeof(double));
- int i;
- SwsVector *vec= av_malloc(sizeof(SwsVector));
+ int length= FFMAX(a->length, b->length);
+ double *coeff= av_malloc(length*sizeof(double));
+ int i;
+ SwsVector *vec= av_malloc(sizeof(SwsVector));
- vec->coeff= coeff;
- vec->length= length;
+ vec->coeff= coeff;
+ vec->length= length;
- for(i=0; i<length; i++) coeff[i]= 0.0;
+ for (i=0; i<length; i++) coeff[i]= 0.0;
- for(i=0; i<a->length; i++) coeff[i + (length-1)/2 - (a->length-1)/2]+= a->coeff[i];
- for(i=0; i<b->length; i++) coeff[i + (length-1)/2 - (b->length-1)/2]+= b->coeff[i];
+ for (i=0; i<a->length; i++) coeff[i + (length-1)/2 - (a->length-1)/2]+= a->coeff[i];
+ for (i=0; i<b->length; i++) coeff[i + (length-1)/2 - (b->length-1)/2]+= b->coeff[i];
- return vec;
+ return vec;
}
static SwsVector *sws_diffVec(SwsVector *a, SwsVector *b){
- int length= FFMAX(a->length, b->length);
- double *coeff= av_malloc(length*sizeof(double));
- int i;
- SwsVector *vec= av_malloc(sizeof(SwsVector));
+ int length= FFMAX(a->length, b->length);
+ double *coeff= av_malloc(length*sizeof(double));
+ int i;
+ SwsVector *vec= av_malloc(sizeof(SwsVector));
- vec->coeff= coeff;
- vec->length= length;
+ vec->coeff= coeff;
+ vec->length= length;
- for(i=0; i<length; i++) coeff[i]= 0.0;
+ for (i=0; i<length; i++) coeff[i]= 0.0;
- for(i=0; i<a->length; i++) coeff[i + (length-1)/2 - (a->length-1)/2]+= a->coeff[i];
- for(i=0; i<b->length; i++) coeff[i + (length-1)/2 - (b->length-1)/2]-= b->coeff[i];
+ for (i=0; i<a->length; i++) coeff[i + (length-1)/2 - (a->length-1)/2]+= a->coeff[i];
+ for (i=0; i<b->length; i++) coeff[i + (length-1)/2 - (b->length-1)/2]-= b->coeff[i];
- return vec;
+ return vec;
}
/* shift left / or right if "shift" is negative */
static SwsVector *sws_getShiftedVec(SwsVector *a, int shift){
- int length= a->length + FFABS(shift)*2;
- double *coeff= av_malloc(length*sizeof(double));
- int i;
- SwsVector *vec= av_malloc(sizeof(SwsVector));
+ int length= a->length + FFABS(shift)*2;
+ double *coeff= av_malloc(length*sizeof(double));
+ int i;
+ SwsVector *vec= av_malloc(sizeof(SwsVector));
- vec->coeff= coeff;
- vec->length= length;
+ vec->coeff= coeff;
+ vec->length= length;
- for(i=0; i<length; i++) coeff[i]= 0.0;
+ for (i=0; i<length; i++) coeff[i]= 0.0;
- for(i=0; i<a->length; i++)
- {
- coeff[i + (length-1)/2 - (a->length-1)/2 - shift]= a->coeff[i];
- }
+ for (i=0; i<a->length; i++)
+ {
+ coeff[i + (length-1)/2 - (a->length-1)/2 - shift]= a->coeff[i];
+ }
- return vec;
+ return vec;
}
void sws_shiftVec(SwsVector *a, int shift){
- SwsVector *shifted= sws_getShiftedVec(a, shift);
- av_free(a->coeff);
- a->coeff= shifted->coeff;
- a->length= shifted->length;
- av_free(shifted);
+ SwsVector *shifted= sws_getShiftedVec(a, shift);
+ av_free(a->coeff);
+ a->coeff= shifted->coeff;
+ a->length= shifted->length;
+ av_free(shifted);
}
void sws_addVec(SwsVector *a, SwsVector *b){
- SwsVector *sum= sws_sumVec(a, b);
- av_free(a->coeff);
- a->coeff= sum->coeff;
- a->length= sum->length;
- av_free(sum);
+ SwsVector *sum= sws_sumVec(a, b);
+ av_free(a->coeff);
+ a->coeff= sum->coeff;
+ a->length= sum->length;
+ av_free(sum);
}
void sws_subVec(SwsVector *a, SwsVector *b){
- SwsVector *diff= sws_diffVec(a, b);
- av_free(a->coeff);
- a->coeff= diff->coeff;
- a->length= diff->length;
- av_free(diff);
+ SwsVector *diff= sws_diffVec(a, b);
+ av_free(a->coeff);
+ a->coeff= diff->coeff;
+ a->length= diff->length;
+ av_free(diff);
}
void sws_convVec(SwsVector *a, SwsVector *b){
- SwsVector *conv= sws_getConvVec(a, b);
- av_free(a->coeff);
- a->coeff= conv->coeff;
- a->length= conv->length;
- av_free(conv);
+ SwsVector *conv= sws_getConvVec(a, b);
+ av_free(a->coeff);
+ a->coeff= conv->coeff;
+ a->length= conv->length;
+ av_free(conv);
}
SwsVector *sws_cloneVec(SwsVector *a){
- double *coeff= av_malloc(a->length*sizeof(double));
- int i;
- SwsVector *vec= av_malloc(sizeof(SwsVector));
+ double *coeff= av_malloc(a->length*sizeof(double));
+ int i;
+ SwsVector *vec= av_malloc(sizeof(SwsVector));
- vec->coeff= coeff;
- vec->length= a->length;
+ vec->coeff= coeff;
+ vec->length= a->length;
- for(i=0; i<a->length; i++) coeff[i]= a->coeff[i];
+ for (i=0; i<a->length; i++) coeff[i]= a->coeff[i];
- return vec;
+ return vec;
}
void sws_printVec(SwsVector *a){
- int i;
- double max=0;
- double min=0;
- double range;
-
- for(i=0; i<a->length; i++)
- if(a->coeff[i]>max) max= a->coeff[i];
-
- for(i=0; i<a->length; i++)
- if(a->coeff[i]<min) min= a->coeff[i];
-
- range= max - min;
-
- for(i=0; i<a->length; i++)
- {
- int x= (int)((a->coeff[i]-min)*60.0/range +0.5);
- av_log(NULL, AV_LOG_DEBUG, "%1.3f ", a->coeff[i]);
- for(;x>0; x--) av_log(NULL, AV_LOG_DEBUG, " ");
- av_log(NULL, AV_LOG_DEBUG, "|\n");
- }
+ int i;
+ double max=0;
+ double min=0;
+ double range;
+
+ for (i=0; i<a->length; i++)
+ if (a->coeff[i]>max) max= a->coeff[i];
+
+ for (i=0; i<a->length; i++)
+ if (a->coeff[i]<min) min= a->coeff[i];
+
+ range= max - min;
+
+ for (i=0; i<a->length; i++)
+ {
+ int x= (int)((a->coeff[i]-min)*60.0/range +0.5);
+ av_log(NULL, AV_LOG_DEBUG, "%1.3f ", a->coeff[i]);
+ for (;x>0; x--) av_log(NULL, AV_LOG_DEBUG, " ");
+ av_log(NULL, AV_LOG_DEBUG, "|\n");
+ }
}
void sws_freeVec(SwsVector *a){
- if(!a) return;
- av_free(a->coeff);
- a->coeff=NULL;
- a->length=0;
- av_free(a);
+ if (!a) return;
+ av_free(a->coeff);
+ a->coeff=NULL;
+ a->length=0;
+ av_free(a);
}
void sws_freeFilter(SwsFilter *filter){
- if(!filter) return;
+ if (!filter) return;
- if(filter->lumH) sws_freeVec(filter->lumH);
- if(filter->lumV) sws_freeVec(filter->lumV);
- if(filter->chrH) sws_freeVec(filter->chrH);
- if(filter->chrV) sws_freeVec(filter->chrV);
- av_free(filter);
+ if (filter->lumH) sws_freeVec(filter->lumH);
+ if (filter->lumV) sws_freeVec(filter->lumV);
+ if (filter->chrH) sws_freeVec(filter->chrH);
+ if (filter->chrV) sws_freeVec(filter->chrV);
+ av_free(filter);
}
void sws_freeContext(SwsContext *c){
- int i;
- if(!c) return;
-
- if(c->lumPixBuf)
- {
- for(i=0; i<c->vLumBufSize; i++)
- {
- av_free(c->lumPixBuf[i]);
- c->lumPixBuf[i]=NULL;
- }
- av_free(c->lumPixBuf);
- c->lumPixBuf=NULL;
- }
-
- if(c->chrPixBuf)
- {
- for(i=0; i<c->vChrBufSize; i++)
- {
- av_free(c->chrPixBuf[i]);
- c->chrPixBuf[i]=NULL;
- }
- av_free(c->chrPixBuf);
- c->chrPixBuf=NULL;
- }
-
- av_free(c->vLumFilter);
- c->vLumFilter = NULL;
- av_free(c->vChrFilter);
- c->vChrFilter = NULL;
- av_free(c->hLumFilter);
- c->hLumFilter = NULL;
- av_free(c->hChrFilter);
- c->hChrFilter = NULL;
+ int i;
+ if (!c) return;
+
+ if (c->lumPixBuf)
+ {
+ for (i=0; i<c->vLumBufSize; i++)
+ {
+ av_free(c->lumPixBuf[i]);
+ c->lumPixBuf[i]=NULL;
+ }
+ av_free(c->lumPixBuf);
+ c->lumPixBuf=NULL;
+ }
+
+ if (c->chrPixBuf)
+ {
+ for (i=0; i<c->vChrBufSize; i++)
+ {
+ av_free(c->chrPixBuf[i]);
+ c->chrPixBuf[i]=NULL;
+ }
+ av_free(c->chrPixBuf);
+ c->chrPixBuf=NULL;
+ }
+
+ av_free(c->vLumFilter);
+ c->vLumFilter = NULL;
+ av_free(c->vChrFilter);
+ c->vChrFilter = NULL;
+ av_free(c->hLumFilter);
+ c->hLumFilter = NULL;
+ av_free(c->hChrFilter);
+ c->hChrFilter = NULL;
#ifdef HAVE_ALTIVEC
- av_free(c->vYCoeffsBank);
- c->vYCoeffsBank = NULL;
- av_free(c->vCCoeffsBank);
- c->vCCoeffsBank = NULL;
+ av_free(c->vYCoeffsBank);
+ c->vYCoeffsBank = NULL;
+ av_free(c->vCCoeffsBank);
+ c->vCCoeffsBank = NULL;
#endif
- av_free(c->vLumFilterPos);
- c->vLumFilterPos = NULL;
- av_free(c->vChrFilterPos);
- c->vChrFilterPos = NULL;
- av_free(c->hLumFilterPos);
- c->hLumFilterPos = NULL;
- av_free(c->hChrFilterPos);
- c->hChrFilterPos = NULL;
+ av_free(c->vLumFilterPos);
+ c->vLumFilterPos = NULL;
+ av_free(c->vChrFilterPos);
+ c->vChrFilterPos = NULL;
+ av_free(c->hLumFilterPos);
+ c->hLumFilterPos = NULL;
+ av_free(c->hChrFilterPos);
+ c->hChrFilterPos = NULL;
#if defined(ARCH_X86) && defined(CONFIG_GPL)
#ifdef MAP_ANONYMOUS
- if(c->funnyYCode) munmap(c->funnyYCode, MAX_FUNNY_CODE_SIZE);
- if(c->funnyUVCode) munmap(c->funnyUVCode, MAX_FUNNY_CODE_SIZE);
+ if (c->funnyYCode) munmap(c->funnyYCode, MAX_FUNNY_CODE_SIZE);
+ if (c->funnyUVCode) munmap(c->funnyUVCode, MAX_FUNNY_CODE_SIZE);
#else
- av_free(c->funnyYCode);
- av_free(c->funnyUVCode);
+ av_free(c->funnyYCode);
+ av_free(c->funnyUVCode);
#endif
- c->funnyYCode=NULL;
- c->funnyUVCode=NULL;
+ c->funnyYCode=NULL;
+ c->funnyUVCode=NULL;
#endif /* defined(ARCH_X86) */
- av_free(c->lumMmx2Filter);
- c->lumMmx2Filter=NULL;
- av_free(c->chrMmx2Filter);
- c->chrMmx2Filter=NULL;
- av_free(c->lumMmx2FilterPos);
- c->lumMmx2FilterPos=NULL;
- av_free(c->chrMmx2FilterPos);
- c->chrMmx2FilterPos=NULL;
- av_free(c->yuvTable);
- c->yuvTable=NULL;
-
- av_free(c);
+ av_free(c->lumMmx2Filter);
+ c->lumMmx2Filter=NULL;
+ av_free(c->chrMmx2Filter);
+ c->chrMmx2Filter=NULL;
+ av_free(c->lumMmx2FilterPos);
+ c->lumMmx2FilterPos=NULL;
+ av_free(c->chrMmx2FilterPos);
+ c->chrMmx2FilterPos=NULL;
+ av_free(c->yuvTable);
+ c->yuvTable=NULL;
+
+ av_free(c);
}
/**
@@ -2870,9 +2869,9 @@ void sws_freeContext(SwsContext *c){
* asumed to remain valid.
*/
struct SwsContext *sws_getCachedContext(struct SwsContext *context,
- int srcW, int srcH, int srcFormat,
- int dstW, int dstH, int dstFormat, int flags,
- SwsFilter *srcFilter, SwsFilter *dstFilter, double *param)
+ int srcW, int srcH, int srcFormat,
+ int dstW, int dstH, int dstFormat, int flags,
+ SwsFilter *srcFilter, SwsFilter *dstFilter, double *param)
{
if (context != NULL) {
if ((context->srcW != srcW) || (context->srcH != srcH) ||
@@ -2887,8 +2886,8 @@ struct SwsContext *sws_getCachedContext(struct SwsContext *context,
}
if (context == NULL) {
return sws_getContext(srcW, srcH, srcFormat,
- dstW, dstH, dstFormat, flags,
- srcFilter, dstFilter, param);
+ dstW, dstH, dstFormat, flags,
+ srcFilter, dstFilter, param);
}
return context;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-21 00:40:45 +0000