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Add alpha channel scaling

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Originally committed as revision 29011 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
This commit is contained in:
Cédric Schieli 2009-03-20 14:15:14 +00:00
parent 3acd545f0c
commit 6858492e6c
3 changed files with 411 additions and 88 deletions
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238
libswscale/swscale.c
View File

@ -473,7 +473,7 @@ const char *sws_format_name(enum PixelFormat format)
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 **alpSrc, uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, int dstW, int chrDstW)
{
//FIXME Optimize (just quickly written not optimized..)
int i;
@ -502,6 +502,17 @@ static inline void yuv2yuvXinC(int16_t *lumFilter, int16_t **lumSrc, int lumFilt
uDest[i]= av_clip_uint8(u>>19);
vDest[i]= av_clip_uint8(v>>19);
}
if (CONFIG_SWSCALE_ALPHA && aDest)
for (i=0; i<dstW; i++){
int val=1<<18;
int j;
for (j=0; j<lumFilterSize; j++)
val += alpSrc[j][i] * lumFilter[j];
aDest[i]= av_clip_uint8(val>>19);
}
}
static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
@ -555,13 +566,14 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
}
}
#define YSCALE_YUV_2_PACKEDX_NOCLIP_C(type) \
#define YSCALE_YUV_2_PACKEDX_NOCLIP_C(type,alpha) \
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;\
int av_unused A1, A2;\
type av_unused *r, *b, *g;\
const int i2= 2*i;\
\
@ -579,9 +591,19 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
Y2>>=19;\
U >>=19;\
V >>=19;\
if (alpha){\
A1 = 1<<18;\
A2 = 1<<18;\
for (j=0; j<lumFilterSize; j++){\
A1 += alpSrc[j][i2 ] * lumFilter[j];\
A2 += alpSrc[j][i2+1] * lumFilter[j];\
}\
A1>>=19;\
A2>>=19;\
}\
#define YSCALE_YUV_2_PACKEDX_C(type) \
YSCALE_YUV_2_PACKEDX_NOCLIP_C(type)\
#define YSCALE_YUV_2_PACKEDX_C(type,alpha) \
YSCALE_YUV_2_PACKEDX_NOCLIP_C(type,alpha)\
if ((Y1|Y2|U|V)&256)\
{\
if (Y1>255) Y1=255; \
@ -592,14 +614,19 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
else if (U<0) U=0; \
if (V>255) V=255; \
else if (V<0) V=0; \
}\
if (alpha && ((A1|A2)&256)){\
A1=av_clip_uint8(A1);\
A2=av_clip_uint8(A2);\
}
#define YSCALE_YUV_2_PACKEDX_FULL_C \
#define YSCALE_YUV_2_PACKEDX_FULL_C(rnd,alpha) \
for (i=0; i<dstW; i++){\
int j;\
int Y = 0;\
int U = -128<<19;\
int V = -128<<19;\
int av_unused A;\
int R,G,B;\
\
for (j=0; j<lumFilterSize; j++){\
@ -612,9 +639,17 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
Y >>=10;\
U >>=10;\
V >>=10;\
if (alpha){\
A = rnd;\
for (j=0; j<lumFilterSize; j++)\
A += alpSrc[j][i ] * lumFilter[j];\
A >>=19;\
if (A&256)\
A = av_clip_uint8(A);\
}\
#define YSCALE_YUV_2_RGBX_FULL_C(rnd) \
YSCALE_YUV_2_PACKEDX_FULL_C\
#define YSCALE_YUV_2_RGBX_FULL_C(rnd,alpha) \
YSCALE_YUV_2_PACKEDX_FULL_C(rnd>>3,alpha)\
Y-= c->yuv2rgb_y_offset;\
Y*= c->yuv2rgb_y_coeff;\
Y+= rnd;\
@ -656,19 +691,25 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
else if (Y2<0)Y2=0; \
}
#define YSCALE_YUV_2_RGBX_C(type) \
YSCALE_YUV_2_PACKEDX_C(type) /* FIXME fix tables so that clipping is not needed and then use _NOCLIP*/\
#define YSCALE_YUV_2_RGBX_C(type,alpha) \
YSCALE_YUV_2_PACKEDX_C(type,alpha) /* FIXME fix tables so that clipping is not needed and then use _NOCLIP*/\
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 \
#define YSCALE_YUV_2_PACKED2_C(type,alpha) \
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+VOFW]*uvalpha1+uvbuf1[i+VOFW]*uvalpha)>>19; \
type av_unused *r, *b, *g; \
int av_unused A1, A2; \
if (alpha){\
A1= (abuf0[i2 ]*yalpha1+abuf1[i2 ]*yalpha)>>19; \
A2= (abuf0[i2+1]*yalpha1+abuf1[i2+1]*yalpha)>>19; \
}\
#define YSCALE_YUV_2_GRAY16_2_C \
for (i=0; i<(dstW>>1); i++){ \
@ -676,20 +717,25 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
int Y1= (buf0[i2 ]*yalpha1+buf1[i2 ]*yalpha)>>11; \
int Y2= (buf0[i2+1]*yalpha1+buf1[i2+1]*yalpha)>>11; \
#define YSCALE_YUV_2_RGB2_C(type) \
YSCALE_YUV_2_PACKED2_C\
type *r, *b, *g;\
#define YSCALE_YUV_2_RGB2_C(type,alpha) \
YSCALE_YUV_2_PACKED2_C(type,alpha)\
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 \
#define YSCALE_YUV_2_PACKED1_C(type,alpha) \
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+VOFW])>>7;\
type av_unused *r, *b, *g;\
int av_unused A1, A2;\
if (alpha){\
A1= abuf0[i2 ]>>7;\
A2= abuf0[i2+1]>>7;\
}\
#define YSCALE_YUV_2_GRAY16_1_C \
for (i=0; i<(dstW>>1); i++){\
@ -697,24 +743,28 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
int Y1= buf0[i2 ]<<1;\
int Y2= buf0[i2+1]<<1;\
#define YSCALE_YUV_2_RGB1_C(type) \
YSCALE_YUV_2_PACKED1_C\
type *r, *b, *g;\
#define YSCALE_YUV_2_RGB1_C(type,alpha) \
YSCALE_YUV_2_PACKED1_C(type,alpha)\
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 \
#define YSCALE_YUV_2_PACKED1B_C(type,alpha) \
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+VOFW] + uvbuf1[i+VOFW])>>8;\
type av_unused *r, *b, *g;\
int av_unused A1, A2;\
if (alpha){\
A1= abuf0[i2 ]>>7;\
A2= abuf0[i2+1]>>7;\
}\
#define YSCALE_YUV_2_RGB1B_C(type) \
YSCALE_YUV_2_PACKED1B_C\
type *r, *b, *g;\
#define YSCALE_YUV_2_RGB1B_C(type,alpha) \
YSCALE_YUV_2_PACKED1B_C(type,alpha)\
r = (type *)c->table_rV[V];\
g = (type *)(c->table_gU[U] + c->table_gV[V]);\
b = (type *)c->table_bU[U];\
@ -772,17 +822,52 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
#define YSCALE_YUV_2_ANYRGB_C(func, func2, func_g16, func_monoblack)\
switch(c->dstFormat)\
{\
case PIX_FMT_RGB32:\
case PIX_FMT_BGR32:\
case PIX_FMT_RGB32_1:\
case PIX_FMT_BGR32_1:\
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];\
case PIX_FMT_RGBA:\
case PIX_FMT_BGRA:\
if (CONFIG_SMALL){\
int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;\
func(uint32_t,needAlpha)\
((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + (needAlpha ? (A1<<24) : 0);\
((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + (needAlpha ? (A2<<24) : 0);\
}\
}else{\
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){\
func(uint32_t,1)\
((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + (A1<<24);\
((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + (A2<<24);\
}\
}else{\
func(uint32_t,0)\
((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_ARGB:\
case PIX_FMT_ABGR:\
if (CONFIG_SMALL){\
int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;\
func(uint32_t,needAlpha)\
((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + (needAlpha ? A1 : 0);\
((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + (needAlpha ? A2 : 0);\
}\
}else{\
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){\
func(uint32_t,1)\
((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + A1;\
((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + A2;\
}\
}else{\
func(uint32_t,0)\
((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)\
func(uint8_t,0)\
((uint8_t*)dest)[0]= r[Y1];\
((uint8_t*)dest)[1]= g[Y1];\
((uint8_t*)dest)[2]= b[Y1];\
@ -793,7 +878,7 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
}\
break;\
case PIX_FMT_BGR24:\
func(uint8_t)\
func(uint8_t,0)\
((uint8_t*)dest)[0]= b[Y1];\
((uint8_t*)dest)[1]= g[Y1];\
((uint8_t*)dest)[2]= r[Y1];\
@ -812,7 +897,7 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
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)\
func(uint16_t,0)\
((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];\
}\
@ -827,7 +912,7 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
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)\
func(uint16_t,0)\
((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];\
}\
@ -838,7 +923,7 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
{\
const uint8_t * const d64= dither_8x8_73[y&7];\
const uint8_t * const d32= dither_8x8_32[y&7];\
func(uint8_t)\
func(uint8_t,0)\
((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]];\
}\
@ -849,7 +934,7 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
{\
const uint8_t * const d64= dither_8x8_73 [y&7];\
const uint8_t * const d128=dither_8x8_220[y&7];\
func(uint8_t)\
func(uint8_t,0)\
((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);\
}\
@ -860,7 +945,7 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
{\
const uint8_t * const d64= dither_8x8_73 [y&7];\
const uint8_t * const d128=dither_8x8_220[y&7];\
func(uint8_t)\
func(uint8_t,0)\
((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]];\
}\
@ -909,15 +994,15 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
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 **alpSrc, uint8_t *dest, int dstW, int y)
{
int i;
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGBX_C, YSCALE_YUV_2_PACKEDX_C(void), YSCALE_YUV_2_GRAY16_C, YSCALE_YUV_2_MONOX_C)
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGBX_C, YSCALE_YUV_2_PACKEDX_C(void,0), YSCALE_YUV_2_GRAY16_C, YSCALE_YUV_2_MONOX_C)
}
static inline void yuv2rgbXinC_full(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 **alpSrc, uint8_t *dest, int dstW, int y)
{
int i;
int step= fmt_depth(c->dstFormat)/8;
@ -930,12 +1015,33 @@ static inline void yuv2rgbXinC_full(SwsContext *c, int16_t *lumFilter, int16_t *
case PIX_FMT_RGB24:
aidx--;
case PIX_FMT_RGBA:
YSCALE_YUV_2_RGBX_FULL_C(1<<21)
dest[aidx]= 255;
dest[0]= R>>22;
dest[1]= G>>22;
dest[2]= B>>22;
dest+= step;
if (CONFIG_SMALL){
int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;
YSCALE_YUV_2_RGBX_FULL_C(1<<21, needAlpha)
dest[aidx]= needAlpha ? A : 255;
dest[0]= R>>22;
dest[1]= G>>22;
dest[2]= B>>22;
dest+= step;
}
}else{
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
YSCALE_YUV_2_RGBX_FULL_C(1<<21, 1)
dest[aidx]= A;
dest[0]= R>>22;
dest[1]= G>>22;
dest[2]= B>>22;
dest+= step;
}
}else{
YSCALE_YUV_2_RGBX_FULL_C(1<<21, 0)
dest[aidx]= 255;
dest[0]= R>>22;
dest[1]= G>>22;
dest[2]= B>>22;
dest+= step;
}
}
}
break;
case PIX_FMT_ABGR:
@ -944,12 +1050,33 @@ static inline void yuv2rgbXinC_full(SwsContext *c, int16_t *lumFilter, int16_t *
case PIX_FMT_BGR24:
aidx--;
case PIX_FMT_BGRA:
YSCALE_YUV_2_RGBX_FULL_C(1<<21)
dest[aidx]= 255;
dest[0]= B>>22;
dest[1]= G>>22;
dest[2]= R>>22;
dest+= step;
if (CONFIG_SMALL){
int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;
YSCALE_YUV_2_RGBX_FULL_C(1<<21, needAlpha)
dest[aidx]= needAlpha ? A : 255;
dest[0]= B>>22;
dest[1]= G>>22;
dest[2]= R>>22;
dest+= step;
}
}else{
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
YSCALE_YUV_2_RGBX_FULL_C(1<<21, 1)
dest[aidx]= A;
dest[0]= B>>22;
dest[1]= G>>22;
dest[2]= R>>22;
dest+= step;
}
}else{
YSCALE_YUV_2_RGBX_FULL_C(1<<21, 0)
dest[aidx]= 255;
dest[0]= B>>22;
dest[1]= G>>22;
dest[2]= R>>22;
dest+= step;
}
}
}
break;
default:
@ -2644,12 +2771,17 @@ SwsContext *sws_getContext(int srcW, int srcH, enum PixelFormat srcFormat, int d
// 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*));
if (CONFIG_SWSCALE_ALPHA && isALPHA(c->srcFormat) && isALPHA(c->dstFormat))
c->alpPixBuf= av_malloc(c->vLumBufSize*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(VOF+1);
for (i=0; i<c->vChrBufSize; i++)
c->chrPixBuf[i]= c->chrPixBuf[i+c->vChrBufSize]= av_malloc((VOF+1)*2);
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf)
for (i=0; i<c->vLumBufSize; i++)
c->alpPixBuf[i]= c->alpPixBuf[i+c->vLumBufSize]= av_mallocz(VOF+1);
//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, (VOF+1)*2);
@ -3200,6 +3332,12 @@ void sws_freeContext(SwsContext *c){
av_freep(&c->chrPixBuf);
}
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
for (i=0; i<c->vLumBufSize; i++)
av_freep(&c->alpPixBuf[i]);
av_freep(&c->alpPixBuf);
}
av_freep(&c->vLumFilter);
av_freep(&c->vChrFilter);
av_freep(&c->hLumFilter);

5
libswscale/swscale_internal.h
View File

@ -87,6 +87,7 @@ typedef struct SwsContext{
int16_t **lumPixBuf;
int16_t **chrPixBuf;
int16_t **alpPixBuf;
int16_t *hLumFilter;
int16_t *hLumFilterPos;
int16_t *hChrFilter;
@ -156,6 +157,8 @@ typedef struct SwsContext{
#define VROUNDER_OFFSET "11*8+4*4*256*2+16"
#define U_TEMP "11*8+4*4*256*2+24"
#define V_TEMP "11*8+4*4*256*2+32"
#define Y_TEMP "11*8+4*4*256*2+40"
#define ALP_MMX_FILTER_OFFSET "11*8+4*4*256*2+48"
uint64_t redDither __attribute__((aligned(8)));
uint64_t greenDither __attribute__((aligned(8)));
@ -176,6 +179,8 @@ typedef struct SwsContext{
uint64_t vRounder __attribute__((aligned(8)));
uint64_t u_temp __attribute__((aligned(8)));
uint64_t v_temp __attribute__((aligned(8)));
uint64_t y_temp __attribute__((aligned(8)));
int32_t alpMmxFilter[4*MAX_FILTER_SIZE];
#if HAVE_ALTIVEC

256
libswscale/swscale_template.c
View File

@ -644,6 +644,14 @@
#define YSCALEYUV2RGB1b(index, c) REAL_YSCALEYUV2RGB1b(index, c)
#define REAL_YSCALEYUV2RGB1_ALPHA(index) \
"movq (%1, "#index", 2), %%mm7 \n\t" /* abuf0[index ] */\
"movq 8(%1, "#index", 2), %%mm1 \n\t" /* abuf0[index+4] */\
"psraw $7, %%mm7 \n\t" /* abuf0[index ] >>7 */\
"psraw $7, %%mm1 \n\t" /* abuf0[index+4] >>7 */\
"packuswb %%mm1, %%mm7 \n\t"
#define YSCALEYUV2RGB1_ALPHA(index) REAL_YSCALEYUV2RGB1_ALPHA(index)
#define REAL_WRITEBGR32(dst, dstw, index, b, g, r, a, q0, q2, q3, t) \
"movq "#b", "#q2" \n\t" /* B */\
"movq "#r", "#t" \n\t" /* R */\
@ -909,8 +917,8 @@
static inline void RENAME(yuv2yuvX)(SwsContext *c, 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, long dstW, long chrDstW)
int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize, int16_t **alpSrc,
uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, long dstW, long chrDstW)
{
#if HAVE_MMX
if(!(c->flags & SWS_BITEXACT)){
@ -919,6 +927,9 @@ static inline void RENAME(yuv2yuvX)(SwsContext *c, int16_t *lumFilter, int16_t *
YSCALEYUV2YV12X_ACCURATE( "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW)
YSCALEYUV2YV12X_ACCURATE(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW)
}
if (CONFIG_SWSCALE_ALPHA && aDest){
YSCALEYUV2YV12X_ACCURATE( "0", ALP_MMX_FILTER_OFFSET, aDest, dstW)
}
YSCALEYUV2YV12X_ACCURATE("0", LUM_MMX_FILTER_OFFSET, dest, dstW)
}else{
@ -926,6 +937,9 @@ static inline void RENAME(yuv2yuvX)(SwsContext *c, int16_t *lumFilter, int16_t *
YSCALEYUV2YV12X( "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW)
YSCALEYUV2YV12X(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW)
}
if (CONFIG_SWSCALE_ALPHA && aDest){
YSCALEYUV2YV12X( "0", ALP_MMX_FILTER_OFFSET, aDest, dstW)
}
YSCALEYUV2YV12X("0", LUM_MMX_FILTER_OFFSET, dest, dstW)
}
@ -939,7 +953,7 @@ yuv2yuvX_altivec_real(lumFilter, lumSrc, lumFilterSize,
#else //HAVE_ALTIVEC
yuv2yuvXinC(lumFilter, lumSrc, lumFilterSize,
chrFilter, chrSrc, chrFilterSize,
dest, uDest, vDest, dstW, chrDstW);
alpSrc, dest, uDest, vDest, aDest, dstW, chrDstW);
#endif //!HAVE_ALTIVEC
}
@ -952,19 +966,20 @@ yuv2nv12XinC(lumFilter, lumSrc, lumFilterSize,
dest, uDest, dstW, chrDstW, dstFormat);
}
static inline void RENAME(yuv2yuv1)(SwsContext *c, int16_t *lumSrc, int16_t *chrSrc,
uint8_t *dest, uint8_t *uDest, uint8_t *vDest, long dstW, long chrDstW)
static inline void RENAME(yuv2yuv1)(SwsContext *c, int16_t *lumSrc, int16_t *chrSrc, int16_t *alpSrc,
uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, long dstW, long chrDstW)
{
int i;
#if HAVE_MMX
if(!(c->flags & SWS_BITEXACT)){
long p= uDest ? 3 : 1;
uint8_t *src[3]= {lumSrc + dstW, chrSrc + chrDstW, chrSrc + VOFW + chrDstW};
uint8_t *dst[3]= {dest, uDest, vDest};
x86_reg counter[3] = {dstW, chrDstW, chrDstW};
long p= 4;
uint8_t *src[4]= {alpSrc + dstW, lumSrc + dstW, chrSrc + chrDstW, chrSrc + VOFW + chrDstW};
uint8_t *dst[4]= {aDest, dest, uDest, vDest};
x86_reg counter[4]= {dstW, dstW, chrDstW, chrDstW};
if (c->flags & SWS_ACCURATE_RND){
while(p--){
if (dst[p]){
__asm__ volatile(
YSCALEYUV2YV121_ACCURATE
:: "r" (src[p]), "r" (dst[p] + counter[p]),
@ -972,8 +987,10 @@ static inline void RENAME(yuv2yuv1)(SwsContext *c, int16_t *lumSrc, int16_t *chr
: "%"REG_a
);
}
}
}else{
while(p--){
if (dst[p]){
__asm__ volatile(
YSCALEYUV2YV121
:: "r" (src[p]), "r" (dst[p] + counter[p]),
@ -981,6 +998,7 @@ static inline void RENAME(yuv2yuv1)(SwsContext *c, int16_t *lumSrc, int16_t *chr
: "%"REG_a
);
}
}
}
return;
}
@ -1013,6 +1031,12 @@ static inline void RENAME(yuv2yuv1)(SwsContext *c, int16_t *lumSrc, int16_t *chr
uDest[i]= u;
vDest[i]= v;
}
if (CONFIG_SWSCALE_ALPHA && aDest)
for (i=0; i<dstW; i++){
int val= (alpSrc[i]+64)>>7;
aDest[i]= av_clip_uint8(val);
}
}
@ -1021,7 +1045,7 @@ static inline void RENAME(yuv2yuv1)(SwsContext *c, int16_t *lumSrc, int16_t *chr
*/
static inline void RENAME(yuv2packedX)(SwsContext *c, int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
uint8_t *dest, long dstW, long dstY)
int16_t **alpSrc, uint8_t *dest, long dstW, long dstY)
{
#if HAVE_MMX
x86_reg dummy=0;
@ -1029,12 +1053,28 @@ static inline void RENAME(yuv2packedX)(SwsContext *c, int16_t *lumFilter, int16_
if (c->flags & SWS_ACCURATE_RND){
switch(c->dstFormat){
case PIX_FMT_RGB32:
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
"movq %%mm2, "U_TEMP"(%0) \n\t"
"movq %%mm4, "V_TEMP"(%0) \n\t"
"movq %%mm5, "Y_TEMP"(%0) \n\t"
YSCALEYUV2PACKEDX_ACCURATE_YA(ALP_MMX_FILTER_OFFSET)
"movq "Y_TEMP"(%0), %%mm5 \n\t"
"psraw $3, %%mm1 \n\t"
"psraw $3, %%mm7 \n\t"
"packuswb %%mm7, %%mm1 \n\t"
WRITEBGR32(%4, %5, %%REGa, %%mm3, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm2, %%mm6)
YSCALEYUV2PACKEDX_END
}else{
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
"pcmpeqd %%mm7, %%mm7 \n\t"
WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
YSCALEYUV2PACKEDX_END
}
return;
case PIX_FMT_BGR24:
YSCALEYUV2PACKEDX_ACCURATE
@ -1095,11 +1135,22 @@ static inline void RENAME(yuv2packedX)(SwsContext *c, int16_t *lumFilter, int16_
switch(c->dstFormat)
{
case PIX_FMT_RGB32:
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
YSCALEYUV2PACKEDX_YA(ALP_MMX_FILTER_OFFSET, %%mm0, %%mm3, %%mm6, %%mm1, %%mm7)
"psraw $3, %%mm1 \n\t"
"psraw $3, %%mm7 \n\t"
"packuswb %%mm7, %%mm1 \n\t"
WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
YSCALEYUV2PACKEDX_END
}else{
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
"pcmpeqd %%mm7, %%mm7 \n\t"
WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
YSCALEYUV2PACKEDX_END
}
return;
case PIX_FMT_BGR24:
YSCALEYUV2PACKEDX
@ -1161,7 +1212,7 @@ static inline void RENAME(yuv2packedX)(SwsContext *c, int16_t *lumFilter, int16_
#if HAVE_ALTIVEC
/* The following list of supported dstFormat values should
match what's found in the body of ff_yuv2packedX_altivec() */
if (!(c->flags & SWS_BITEXACT) &&
if (!(c->flags & SWS_BITEXACT) && !c->alpPixBuf
(c->dstFormat==PIX_FMT_ABGR || c->dstFormat==PIX_FMT_BGRA ||
c->dstFormat==PIX_FMT_BGR24 || c->dstFormat==PIX_FMT_RGB24 ||
c->dstFormat==PIX_FMT_RGBA || c->dstFormat==PIX_FMT_ARGB))
@ -1172,14 +1223,14 @@ static inline void RENAME(yuv2packedX)(SwsContext *c, int16_t *lumFilter, int16_
#endif
yuv2packedXinC(c, lumFilter, lumSrc, lumFilterSize,
chrFilter, chrSrc, chrFilterSize,
dest, dstW, dstY);
alpSrc, dest, dstW, dstY);
}
/**
* vertical bilinear scale YV12 to RGB
*/
static inline void RENAME(yuv2packed2)(SwsContext *c, uint16_t *buf0, uint16_t *buf1, uint16_t *uvbuf0, uint16_t *uvbuf1,
uint8_t *dest, int dstW, int yalpha, int uvalpha, int y)
uint16_t *abuf0, uint16_t *abuf1, uint8_t *dest, int dstW, int yalpha, int uvalpha, int y)
{
int yalpha1=4095- yalpha;
int uvalpha1=4095-uvalpha;
@ -1191,6 +1242,49 @@ static inline void RENAME(yuv2packed2)(SwsContext *c, uint16_t *buf0, uint16_t *
{
//Note 8280 == DSTW_OFFSET but the preprocessor can't handle that there :(
case PIX_FMT_RGB32:
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
#if ARCH_X86_64
__asm__ volatile(
"mov %4, %%"REG_b" \n\t"
YSCALEYUV2RGB(%%REGBP, %5)
YSCALEYUV2RGB_YA(%%REGBP, %5, %6, %7)
"psraw $3, %%mm1 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
"psraw $3, %%mm7 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
"packuswb %%mm7, %%mm1 \n\t"
WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
,"r" (abuf0), "r" (abuf1)
: "%"REG_b, "%"REG_BP
);
#else
*(uint16_t **)(&c->u_temp)=abuf0;
*(uint16_t **)(&c->v_temp)=abuf1;
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB(%%REGBP, %5)
"push %0 \n\t"
"push %1 \n\t"
"mov "U_TEMP"(%5), %0 \n\t"
"mov "V_TEMP"(%5), %1 \n\t"
YSCALEYUV2RGB_YA(%%REGBP, %5, %0, %1)
"psraw $3, %%mm1 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
"psraw $3, %%mm7 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
"packuswb %%mm7, %%mm1 \n\t"
"pop %1 \n\t"
"pop %0 \n\t"
WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
#endif
}else{
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1204,6 +1298,7 @@ static inline void RENAME(yuv2packed2)(SwsContext *c, uint16_t *buf0, uint16_t *
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
}
return;
case PIX_FMT_BGR24:
__asm__ volatile(
@ -1279,14 +1374,14 @@ static inline void RENAME(yuv2packed2)(SwsContext *c, uint16_t *buf0, uint16_t *
}
}
#endif //HAVE_MMX
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C, YSCALE_YUV_2_PACKED2_C, YSCALE_YUV_2_GRAY16_2_C, YSCALE_YUV_2_MONO2_C)
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C, YSCALE_YUV_2_PACKED2_C(void,0), YSCALE_YUV_2_GRAY16_2_C, YSCALE_YUV_2_MONO2_C)
}
/**
* YV12 to RGB without scaling or interpolating
*/
static inline void RENAME(yuv2packed1)(SwsContext *c, uint16_t *buf0, uint16_t *uvbuf0, uint16_t *uvbuf1,
uint8_t *dest, int dstW, int uvalpha, int dstFormat, int flags, int y)
uint16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int dstFormat, int flags, int y)
{
const int yalpha1=0;
int i;
@ -1296,7 +1391,7 @@ static inline void RENAME(yuv2packed1)(SwsContext *c, uint16_t *buf0, uint16_t *
if (flags&SWS_FULL_CHR_H_INT)
{
RENAME(yuv2packed2)(c, buf0, buf0, uvbuf0, uvbuf1, dest, dstW, 0, uvalpha, y);
RENAME(yuv2packed2)(c, buf0, buf0, uvbuf0, uvbuf1, abuf0, abuf0, dest, dstW, 0, uvalpha, y);
return;
}
@ -1307,6 +1402,21 @@ static inline void RENAME(yuv2packed1)(SwsContext *c, uint16_t *buf0, uint16_t *
switch(dstFormat)
{
case PIX_FMT_RGB32:
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1(%%REGBP, %5)
YSCALEYUV2RGB1_ALPHA(%%REGBP)
WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (abuf0), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
}else{
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1320,6 +1430,7 @@ static inline void RENAME(yuv2packed1)(SwsContext *c, uint16_t *buf0, uint16_t *
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
}
return;
case PIX_FMT_BGR24:
__asm__ volatile(
@ -1400,6 +1511,21 @@ static inline void RENAME(yuv2packed1)(SwsContext *c, uint16_t *buf0, uint16_t *
switch(dstFormat)
{
case PIX_FMT_RGB32:
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1b(%%REGBP, %5)
YSCALEYUV2RGB1_ALPHA(%%REGBP)
WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (abuf0), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
}else{
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1413,6 +1539,7 @@ static inline void RENAME(yuv2packed1)(SwsContext *c, uint16_t *buf0, uint16_t *
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
}
return;
case PIX_FMT_BGR24:
__asm__ volatile(
@ -1492,9 +1619,9 @@ static inline void RENAME(yuv2packed1)(SwsContext *c, uint16_t *buf0, uint16_t *
#endif /* HAVE_MMX */
if (uvalpha < 2048)
{
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1_C, YSCALE_YUV_2_PACKED1_C, YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1_C, YSCALE_YUV_2_PACKED1_C(void,0), YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
}else{
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1B_C, YSCALE_YUV_2_PACKED1B_C, YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1B_C, YSCALE_YUV_2_PACKED1B_C(void,0), YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
}
}
@ -1642,6 +1769,13 @@ BGR2Y(uint16_t, bgr15ToY, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, RY<<10, GY<<5, BY
BGR2Y(uint16_t, rgb16ToY, 0, 0, 0, 0xF800, 0x07E0, 0x001F, RY , GY<<5, BY<<11, RGB2YUV_SHIFT+8)
BGR2Y(uint16_t, rgb15ToY, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, RY , GY<<5, BY<<10, RGB2YUV_SHIFT+7)
static inline void RENAME(abgrToA)(uint8_t *dst, uint8_t *src, long width, uint32_t *unused){
int i;
for (i=0; i<width; i++){
dst[i]= src[4*i];
}
}
#define BGR2UV(type, name, shr, shg, shb, maska, maskr, maskg, maskb, RU, GU, BU, RV, GV, BV, S)\
static inline void RENAME(name)(uint8_t *dstU, uint8_t *dstV, uint8_t *src, uint8_t *dummy, long width, uint32_t *unused)\
{\
@ -2130,7 +2264,7 @@ static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth,
int flags, int canMMX2BeUsed, int16_t *hLumFilter,
int16_t *hLumFilterPos, int hLumFilterSize, void *funnyYCode,
int srcFormat, uint8_t *formatConvBuffer, int16_t *mmx2Filter,
int32_t *mmx2FilterPos, uint32_t *pal)
int32_t *mmx2FilterPos, uint32_t *pal, int isAlpha)
{
if (srcFormat==PIX_FMT_YUYV422 || srcFormat==PIX_FMT_GRAY16BE)
{
@ -2144,11 +2278,17 @@ static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth,
}
else if (srcFormat==PIX_FMT_RGB32)
{
if (isAlpha)
RENAME(abgrToA)(formatConvBuffer, src+3, srcW, pal);
else
RENAME(bgr32ToY)(formatConvBuffer, src, srcW, pal);
src= formatConvBuffer;
}
else if (srcFormat==PIX_FMT_RGB32_1)
{
if (isAlpha)
RENAME(abgrToA)(formatConvBuffer, src, srcW, pal);
else
RENAME(bgr32ToY)(formatConvBuffer, src+ALT32_CORR, srcW, pal);
src= formatConvBuffer;
}
@ -2169,11 +2309,17 @@ static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth,
}
else if (srcFormat==PIX_FMT_BGR32)
{
if (isAlpha)
RENAME(abgrToA)(formatConvBuffer, src+3, srcW, pal);
else
RENAME(rgb32ToY)(formatConvBuffer, src, srcW, pal);
src= formatConvBuffer;
}
else if (srcFormat==PIX_FMT_BGR32_1)
{
if (isAlpha)
RENAME(abgrToA)(formatConvBuffer, src, srcW, pal);
else
RENAME(rgb32ToY)(formatConvBuffer, src+ALT32_CORR, srcW, pal);
src= formatConvBuffer;
}
@ -2347,7 +2493,7 @@ FUNNY_Y_CODE
#endif /* ARCH_X86 */
}
if(c->srcRange != c->dstRange && !(isRGB(c->dstFormat) || isBGR(c->dstFormat))){
if(!isAlpha && c->srcRange != c->dstRange && !(isRGB(c->dstFormat) || isBGR(c->dstFormat))){
int i;
//FIXME all pal and rgb srcFormats could do this convertion as well
//FIXME all scalers more complex than bilinear could do half of this transform
@ -2683,12 +2829,14 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
int16_t *hChrFilter= c->hChrFilter;
int32_t *lumMmxFilter= c->lumMmxFilter;
int32_t *chrMmxFilter= c->chrMmxFilter;
int32_t *alpMmxFilter= c->alpMmxFilter;
const int vLumFilterSize= c->vLumFilterSize;
const int vChrFilterSize= c->vChrFilterSize;
const int hLumFilterSize= c->hLumFilterSize;
const int hChrFilterSize= c->hChrFilterSize;
int16_t **lumPixBuf= c->lumPixBuf;
int16_t **chrPixBuf= c->chrPixBuf;
int16_t **alpPixBuf= c->alpPixBuf;
const int vLumBufSize= c->vLumBufSize;
const int vChrBufSize= c->vChrBufSize;
uint8_t *funnyYCode= c->funnyYCode;
@ -2709,10 +2857,12 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
if (isPacked(c->srcFormat)){
src[0]=
src[1]=
src[2]= src[0];
src[2]=
src[3]= src[0];
srcStride[0]=
srcStride[1]=
srcStride[2]= srcStride[0];
srcStride[2]=
srcStride[3]= srcStride[0];
}
srcStride[1]<<= c->vChrDrop;
srcStride[2]<<= c->vChrDrop;
@ -2733,7 +2883,7 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
//printf("sws Strides:%d %d %d -> %d %d %d\n", srcStride[0],srcStride[1],srcStride[2],
//dstStride[0],dstStride[1],dstStride[2]);
if (dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0)
if (dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0 || dstStride[3]%8 != 0)
{
static int warnedAlready=0; //FIXME move this into the context perhaps
if (flags & SWS_PRINT_INFO && !warnedAlready)
@ -2762,6 +2912,7 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
const int chrDstY= dstY>>c->chrDstVSubSample;
unsigned char *uDest=dst[1]+dstStride[1]*chrDstY;
unsigned char *vDest=dst[2]+dstStride[2]*chrDstY;
unsigned char *aDest=(CONFIG_SWSCALE_ALPHA && alpPixBuf) ? dst[3]+dstStride[3]*dstY : NULL;
const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input
const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input
@ -2783,17 +2934,23 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
//Do horizontal scaling
while(lastInLumBuf < lastLumSrcY)
{
uint8_t *s= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
uint8_t *src2= src[3]+(lastInLumBuf + 1 - srcSliceY)*srcStride[3];
lumBufIndex++;
//printf("%d %d %d %d\n", lumBufIndex, vLumBufSize, lastInLumBuf, lastLumSrcY);
assert(lumBufIndex < 2*vLumBufSize);
assert(lastInLumBuf + 1 - srcSliceY < srcSliceH);
assert(lastInLumBuf + 1 - srcSliceY >= 0);
//printf("%d %d\n", lumBufIndex, vLumBufSize);
RENAME(hyscale)(c, lumPixBuf[ lumBufIndex ], dstW, s, srcW, lumXInc,
RENAME(hyscale)(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc,
flags, canMMX2BeUsed, hLumFilter, hLumFilterPos, hLumFilterSize,
funnyYCode, c->srcFormat, formatConvBuffer,
c->lumMmx2Filter, c->lumMmx2FilterPos, pal);
c->lumMmx2Filter, c->lumMmx2FilterPos, pal, 0);
if (CONFIG_SWSCALE_ALPHA && alpPixBuf)
RENAME(hyscale)(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW, lumXInc,
flags, canMMX2BeUsed, hLumFilter, hLumFilterPos, hLumFilterSize,
funnyYCode, c->srcFormat, formatConvBuffer,
c->lumMmx2Filter, c->lumMmx2FilterPos, pal, 1);
lastInLumBuf++;
}
while(lastInChrBuf < lastChrSrcY)
@ -2827,15 +2984,21 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
//Do horizontal scaling
while(lastInLumBuf+1 < srcSliceY + srcSliceH)
{
uint8_t *s= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
uint8_t *src2= src[3]+(lastInLumBuf + 1 - srcSliceY)*srcStride[3];
lumBufIndex++;
assert(lumBufIndex < 2*vLumBufSize);
assert(lastInLumBuf + 1 - srcSliceY < srcSliceH);
assert(lastInLumBuf + 1 - srcSliceY >= 0);
RENAME(hyscale)(c, lumPixBuf[ lumBufIndex ], dstW, s, srcW, lumXInc,
RENAME(hyscale)(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc,
flags, canMMX2BeUsed, hLumFilter, hLumFilterPos, hLumFilterSize,
funnyYCode, c->srcFormat, formatConvBuffer,
c->lumMmx2Filter, c->lumMmx2FilterPos, pal);
c->lumMmx2Filter, c->lumMmx2FilterPos, pal, 0);
if (CONFIG_SWSCALE_ALPHA && alpPixBuf)
RENAME(hyscale)(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW, lumXInc,
flags, canMMX2BeUsed, hLumFilter, hLumFilterPos, hLumFilterSize,
funnyYCode, c->srcFormat, formatConvBuffer,
c->lumMmx2Filter, c->lumMmx2FilterPos, pal, 1);
lastInLumBuf++;
}
while(lastInChrBuf+1 < (chrSrcSliceY + chrSrcSliceH))
@ -2872,6 +3035,7 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
{
int16_t **lumSrcPtr= lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
int16_t **chrSrcPtr= chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
#if HAVE_MMX
int i;
if (flags & SWS_ACCURATE_RND){
@ -2882,6 +3046,12 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
lumMmxFilter[s*i+APCK_COEF/4 ]=
lumMmxFilter[s*i+APCK_COEF/4+1]= vLumFilter[dstY*vLumFilterSize + i ]
+ (vLumFilterSize>1 ? vLumFilter[dstY*vLumFilterSize + i + 1]<<16 : 0);
if (CONFIG_SWSCALE_ALPHA && alpPixBuf){
*(void**)&alpMmxFilter[s*i ]= alpSrcPtr[i ];
*(void**)&alpMmxFilter[s*i+APCK_PTR2/4 ]= alpSrcPtr[i+(vLumFilterSize>1)];
alpMmxFilter[s*i+APCK_COEF/4 ]=
alpMmxFilter[s*i+APCK_COEF/4+1]= lumMmxFilter[s*i+APCK_COEF/4 ];
}
}
for (i=0; i<vChrFilterSize; i+=2){
*(void**)&chrMmxFilter[s*i ]= chrSrcPtr[i ];
@ -2898,6 +3068,12 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
lumMmxFilter[4*i+2]=
lumMmxFilter[4*i+3]=
((uint16_t)vLumFilter[dstY*vLumFilterSize + i])*0x10001;
if (CONFIG_SWSCALE_ALPHA && alpPixBuf){
alpMmxFilter[4*i+0]= (int32_t)alpSrcPtr[i];
alpMmxFilter[4*i+1]= (uint64_t)alpSrcPtr[i] >> 32;
alpMmxFilter[4*i+2]=
alpMmxFilter[4*i+3]= lumMmxFilter[4*i+2];
}
}
for (i=0; i<vChrFilterSize; i++)
{
@ -2925,14 +3101,15 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
{
int16_t *lumBuf = lumPixBuf[0];
int16_t *chrBuf= chrPixBuf[0];
RENAME(yuv2yuv1)(c, lumBuf, chrBuf, dest, uDest, vDest, dstW, chrDstW);
int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpPixBuf[0] : NULL;
RENAME(yuv2yuv1)(c, lumBuf, chrBuf, alpBuf, dest, uDest, vDest, aDest, dstW, chrDstW);
}
else //General YV12
{
RENAME(yuv2yuvX)(c,
vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
dest, uDest, vDest, dstW, chrDstW);
alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW);
}
}
else
@ -2946,9 +3123,10 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
yuv2rgbXinC_full(c, //FIXME write a packed1_full function
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
dest, dstW, dstY);
alpSrcPtr, dest, dstW, dstY);
}else{
RENAME(yuv2packed1)(c, *lumSrcPtr, *chrSrcPtr, *(chrSrcPtr+1),
alpPixBuf ? *alpSrcPtr : NULL,
dest, dstW, chrAlpha, dstFormat, flags, dstY);
}
}
@ -2964,9 +3142,10 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
yuv2rgbXinC_full(c, //FIXME write a packed2_full function
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
dest, dstW, dstY);
alpSrcPtr, dest, dstW, dstY);
}else{
RENAME(yuv2packed2)(c, *lumSrcPtr, *(lumSrcPtr+1), *chrSrcPtr, *(chrSrcPtr+1),
alpPixBuf ? *alpSrcPtr : NULL, alpPixBuf ? *(alpSrcPtr+1) : NULL,
dest, dstW, lumAlpha, chrAlpha, dstY);
}
}
@ -2976,12 +3155,12 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
yuv2rgbXinC_full(c,
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
dest, dstW, dstY);
alpSrcPtr, dest, dstW, dstY);
}else{
RENAME(yuv2packedX)(c,
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
dest, dstW, dstY);
alpSrcPtr, dest, dstW, dstY);
}
}
}
@ -2990,6 +3169,7 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
{
int16_t **lumSrcPtr= lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
int16_t **chrSrcPtr= chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21){
const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi
@ -3005,7 +3185,7 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
yuv2yuvXinC(
vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
dest, uDest, vDest, dstW, chrDstW);
alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW);
}
else
{
@ -3015,12 +3195,12 @@ static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int s
yuv2rgbXinC_full(c,
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
dest, dstW, dstY);
alpSrcPtr, dest, dstW, dstY);
}else{
yuv2packedXinC(c,
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
dest, dstW, dstY);
alpSrcPtr, dest, dstW, dstY);
}
}
}