diff options
author | Måns Rullgård <mans@mansr.com> | 2010-08-24 01:22:24 +0400 |
---|---|---|
committer | Måns Rullgård <mans@mansr.com> | 2010-08-24 01:22:24 +0400 |
commit | 66842fe87479afbb93f288de9edf1bb16455d2f8 (patch) | |
tree | 8d40acfdab117ced0230d25d64b1cc9ff98ffde9 /libswscale | |
parent | 83761d5b583d2524ca2893ce1bd4937350664283 (diff) |
swscale: fix unaligned accesses in (RGB|BGR)32_1 to YUV conversion
Originally committed as revision 32011 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
Diffstat (limited to 'libswscale')
-rw-r--r-- | libswscale/swscale.c | 28 | ||||
-rw-r--r-- | libswscale/swscale_template.c | 29 |
2 files changed, 28 insertions, 29 deletions
diff --git a/libswscale/swscale.c b/libswscale/swscale.c index 5a478b867d..adfadbb61b 100644 --- a/libswscale/swscale.c +++ b/libswscale/swscale.c @@ -1048,7 +1048,9 @@ static inline void name(uint8_t *dst, const uint8_t *src, long width, uint32_t * } BGR2Y(uint32_t, bgr32ToY,16, 0, 0, 0x00FF, 0xFF00, 0x00FF, RY<< 8, GY , BY<< 8, RGB2YUV_SHIFT+8) +BGR2Y(uint32_t,bgr321ToY,16,16, 0, 0xFF00, 0x00FF, 0xFF00, RY , GY<<8, BY , RGB2YUV_SHIFT+8) BGR2Y(uint32_t, rgb32ToY, 0, 0,16, 0x00FF, 0xFF00, 0x00FF, RY<< 8, GY , BY<< 8, RGB2YUV_SHIFT+8) +BGR2Y(uint32_t,rgb321ToY, 0,16,16, 0xFF00, 0x00FF, 0xFF00, RY , GY<<8, BY , RGB2YUV_SHIFT+8) BGR2Y(uint16_t, bgr16ToY, 0, 0, 0, 0x001F, 0x07E0, 0xF800, RY<<11, GY<<5, BY , RGB2YUV_SHIFT+8) BGR2Y(uint16_t, bgr15ToY, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, RY<<10, GY<<5, BY , RGB2YUV_SHIFT+7) BGR2Y(uint16_t, rgb16ToY, 0, 0, 0, 0xF800, 0x07E0, 0x001F, RY , GY<<5, BY<<11, RGB2YUV_SHIFT+8) @@ -1062,14 +1064,14 @@ static inline void abgrToA(uint8_t *dst, const uint8_t *src, long width, uint32_ } } -#define BGR2UV(type, name, shr, shg, shb, maskr, maskg, maskb, RU, GU, BU, RV, GV, BV, S)\ +#define BGR2UV(type, name, shr, shg, shb, shp, maskr, maskg, maskb, RU, GU, BU, RV, GV, BV, S) \ static inline void name(uint8_t *dstU, uint8_t *dstV, const uint8_t *src, const uint8_t *dummy, long width, uint32_t *unused)\ {\ int i;\ for (i=0; i<width; i++) {\ - int b= (((const type*)src)[i]&maskb)>>shb;\ - int g= (((const type*)src)[i]&maskg)>>shg;\ - int r= (((const type*)src)[i]&maskr)>>shr;\ + int b= (((const type*)src)[i]&maskb)>>(shb+shp);\ + int g= (((const type*)src)[i]&maskg)>>(shg+shp);\ + int r= (((const type*)src)[i]&maskr)>>(shr+shp);\ \ dstU[i]= ((RU)*r + (GU)*g + (BU)*b + (257<<((S)-1)))>>(S);\ dstV[i]= ((RV)*r + (GV)*g + (BV)*b + (257<<((S)-1)))>>(S);\ @@ -1079,8 +1081,8 @@ static inline void name ## _half(uint8_t *dstU, uint8_t *dstV, const uint8_t *sr {\ int i;\ for (i=0; i<width; i++) {\ - int pix0= ((const type*)src)[2*i+0];\ - int pix1= ((const type*)src)[2*i+1];\ + int pix0= ((const type*)src)[2*i+0]>>shp;\ + int pix1= ((const type*)src)[2*i+1]>>shp;\ int g= (pix0&~(maskr|maskb))+(pix1&~(maskr|maskb));\ int b= ((pix0+pix1-g)&(maskb|(2*maskb)))>>shb;\ int r= ((pix0+pix1-g)&(maskr|(2*maskr)))>>shr;\ @@ -1093,12 +1095,14 @@ static inline void name ## _half(uint8_t *dstU, uint8_t *dstV, const uint8_t *sr }\ } -BGR2UV(uint32_t, bgr32ToUV,16, 0, 0, 0xFF0000, 0xFF00, 0x00FF, RU<< 8, GU , BU<< 8, RV<< 8, GV , BV<< 8, RGB2YUV_SHIFT+8) -BGR2UV(uint32_t, rgb32ToUV, 0, 0,16, 0x00FF, 0xFF00, 0xFF0000, RU<< 8, GU , BU<< 8, RV<< 8, GV , BV<< 8, RGB2YUV_SHIFT+8) -BGR2UV(uint16_t, bgr16ToUV, 0, 0, 0, 0x001F, 0x07E0, 0xF800, RU<<11, GU<<5, BU , RV<<11, GV<<5, BV , RGB2YUV_SHIFT+8) -BGR2UV(uint16_t, bgr15ToUV, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, RU<<10, GU<<5, BU , RV<<10, GV<<5, BV , RGB2YUV_SHIFT+7) -BGR2UV(uint16_t, rgb16ToUV, 0, 0, 0, 0xF800, 0x07E0, 0x001F, RU , GU<<5, BU<<11, RV , GV<<5, BV<<11, RGB2YUV_SHIFT+8) -BGR2UV(uint16_t, rgb15ToUV, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, RU , GU<<5, BU<<10, RV , GV<<5, BV<<10, RGB2YUV_SHIFT+7) +BGR2UV(uint32_t, bgr32ToUV,16, 0, 0, 0, 0xFF0000, 0xFF00, 0x00FF, RU<< 8, GU , BU<< 8, RV<< 8, GV , BV<< 8, RGB2YUV_SHIFT+8) +BGR2UV(uint32_t,bgr321ToUV,16, 0, 0, 8, 0xFF0000, 0xFF00, 0x00FF, RU<< 8, GU , BU<< 8, RV<< 8, GV , BV<< 8, RGB2YUV_SHIFT+8) +BGR2UV(uint32_t, rgb32ToUV, 0, 0,16, 0, 0x00FF, 0xFF00, 0xFF0000, RU<< 8, GU , BU<< 8, RV<< 8, GV , BV<< 8, RGB2YUV_SHIFT+8) +BGR2UV(uint32_t,rgb321ToUV, 0, 0,16, 8, 0x00FF, 0xFF00, 0xFF0000, RU<< 8, GU , BU<< 8, RV<< 8, GV , BV<< 8, RGB2YUV_SHIFT+8) +BGR2UV(uint16_t, bgr16ToUV, 0, 0, 0, 0, 0x001F, 0x07E0, 0xF800, RU<<11, GU<<5, BU , RV<<11, GV<<5, BV , RGB2YUV_SHIFT+8) +BGR2UV(uint16_t, bgr15ToUV, 0, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, RU<<10, GU<<5, BU , RV<<10, GV<<5, BV , RGB2YUV_SHIFT+7) +BGR2UV(uint16_t, rgb16ToUV, 0, 0, 0, 0, 0xF800, 0x07E0, 0x001F, RU , GU<<5, BU<<11, RV , GV<<5, BV<<11, RGB2YUV_SHIFT+8) +BGR2UV(uint16_t, rgb15ToUV, 0, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, RU , GU<<5, BU<<10, RV , GV<<5, BV<<10, RGB2YUV_SHIFT+7) static inline void palToY(uint8_t *dst, const uint8_t *src, long width, uint32_t *pal) { diff --git a/libswscale/swscale_template.c b/libswscale/swscale_template.c index f4aa432d10..42c4a8ba5f 100644 --- a/libswscale/swscale_template.c +++ b/libswscale/swscale_template.c @@ -2966,13 +2966,13 @@ static void RENAME(sws_init_swScale)(SwsContext *c) switch(srcFormat) { case PIX_FMT_RGB48BE: case PIX_FMT_RGB48LE: c->chrToYV12 = rgb48ToUV_half; break; - case PIX_FMT_RGB32 : - case PIX_FMT_RGB32_1: c->chrToYV12 = bgr32ToUV_half; break; + case PIX_FMT_RGB32 : c->chrToYV12 = bgr32ToUV_half; break; + case PIX_FMT_RGB32_1: c->chrToYV12 = bgr321ToUV_half; break; case PIX_FMT_BGR24 : c->chrToYV12 = RENAME(bgr24ToUV_half); break; case PIX_FMT_BGR565 : c->chrToYV12 = bgr16ToUV_half; break; case PIX_FMT_BGR555 : c->chrToYV12 = bgr15ToUV_half; break; - case PIX_FMT_BGR32 : - case PIX_FMT_BGR32_1: c->chrToYV12 = rgb32ToUV_half; break; + case PIX_FMT_BGR32 : c->chrToYV12 = rgb32ToUV_half; break; + case PIX_FMT_BGR32_1: c->chrToYV12 = rgb321ToUV_half; break; case PIX_FMT_RGB24 : c->chrToYV12 = RENAME(rgb24ToUV_half); break; case PIX_FMT_RGB565 : c->chrToYV12 = rgb16ToUV_half; break; case PIX_FMT_RGB555 : c->chrToYV12 = rgb15ToUV_half; break; @@ -2981,13 +2981,13 @@ static void RENAME(sws_init_swScale)(SwsContext *c) switch(srcFormat) { case PIX_FMT_RGB48BE: case PIX_FMT_RGB48LE: c->chrToYV12 = rgb48ToUV; break; - case PIX_FMT_RGB32 : - case PIX_FMT_RGB32_1: c->chrToYV12 = bgr32ToUV; break; + case PIX_FMT_RGB32 : c->chrToYV12 = bgr32ToUV; break; + case PIX_FMT_RGB32_1: c->chrToYV12 = bgr321ToUV; break; case PIX_FMT_BGR24 : c->chrToYV12 = RENAME(bgr24ToUV); break; case PIX_FMT_BGR565 : c->chrToYV12 = bgr16ToUV; break; case PIX_FMT_BGR555 : c->chrToYV12 = bgr15ToUV; break; - case PIX_FMT_BGR32 : - case PIX_FMT_BGR32_1: c->chrToYV12 = rgb32ToUV; break; + case PIX_FMT_BGR32 : c->chrToYV12 = rgb32ToUV; break; + case PIX_FMT_BGR32_1: c->chrToYV12 = rgb321ToUV; break; case PIX_FMT_RGB24 : c->chrToYV12 = RENAME(rgb24ToUV); break; case PIX_FMT_RGB565 : c->chrToYV12 = rgb16ToUV; break; case PIX_FMT_RGB555 : c->chrToYV12 = rgb15ToUV; break; @@ -3020,10 +3020,10 @@ static void RENAME(sws_init_swScale)(SwsContext *c) case PIX_FMT_RGB4_BYTE: c->lumToYV12 = palToY; break; case PIX_FMT_MONOBLACK: c->lumToYV12 = monoblack2Y; break; case PIX_FMT_MONOWHITE: c->lumToYV12 = monowhite2Y; break; - case PIX_FMT_RGB32 : - case PIX_FMT_RGB32_1: c->lumToYV12 = bgr32ToY; break; - case PIX_FMT_BGR32 : - case PIX_FMT_BGR32_1: c->lumToYV12 = rgb32ToY; break; + case PIX_FMT_RGB32 : c->lumToYV12 = bgr32ToY; break; + case PIX_FMT_RGB32_1: c->lumToYV12 = bgr321ToY; break; + case PIX_FMT_BGR32 : c->lumToYV12 = rgb32ToY; break; + case PIX_FMT_BGR32_1: c->lumToYV12 = rgb321ToY; break; case PIX_FMT_RGB48BE: case PIX_FMT_RGB48LE: c->lumToYV12 = rgb48ToY; break; } @@ -3041,11 +3041,6 @@ static void RENAME(sws_init_swScale)(SwsContext *c) case PIX_FMT_BGR32 : c->alpSrcOffset = 3; break; - case PIX_FMT_RGB32_1: - case PIX_FMT_BGR32_1: - c->lumSrcOffset = ALT32_CORR; - c->chrSrcOffset = ALT32_CORR; - break; case PIX_FMT_RGB48LE: c->lumSrcOffset = 1; c->chrSrcOffset = 1; |