diff options
| -rw-r--r-- | libswscale/swscale.c | 115 |
1 files changed, 71 insertions, 44 deletions
diff --git a/libswscale/swscale.c b/libswscale/swscale.c index b505c0cec0..be42bcfbef 100644 --- a/libswscale/swscale.c +++ b/libswscale/swscale.c @@ -1008,58 +1008,85 @@ static av_always_inline void fillPlane(uint8_t* plane, int stride, } } -#define rgb48funcs(LE_BE, rfunc, compA, compB, compC) \ -static void compA ## compB ## compC ## 48 ## LE_BE ## ToY_c( \ - uint8_t *dst, const uint8_t *src, int width, \ - uint32_t *unused) \ +static av_always_inline void +rgb48ToY_c_template(uint8_t *dst, const uint8_t *src, int width, + enum PixelFormat origin) +{ + int i; + for (i = 0; i < width; i++) { +#define input_pixel(pos) (isBE(origin) ? AV_RB16(pos) : AV_RL16(pos)) + int a = input_pixel(&src[i*6+0]) >> 8; + int g = input_pixel(&src[i*6+2]) >> 8; + int c = input_pixel(&src[i*6+4]) >> 8; + +#define r ((origin == PIX_FMT_BGR48BE || origin == PIX_FMT_BGR48LE) ? c : a) +#define b ((origin == PIX_FMT_BGR48BE || origin == PIX_FMT_BGR48LE) ? a : c) + dst[i] = (RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; + } +} + +static av_always_inline void +rgb48ToUV_c_template(uint8_t *dstU, uint8_t *dstV, + const uint8_t *src1, const uint8_t *src2, + int width, enum PixelFormat origin) +{ + int i; + assert(src1==src2); + for (i = 0; i < width; i++) { + int a = input_pixel(&src1[6*i + 0]) >> 8; + int g = input_pixel(&src1[6*i + 2]) >> 8; + int c = input_pixel(&src1[6*i + 4]) >> 8; + + dstU[i] = (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; + dstV[i] = (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; + } +} + +static av_always_inline void +rgb48ToUV_half_c_template(uint8_t *dstU, uint8_t *dstV, + const uint8_t *src1, const uint8_t *src2, + int width, enum PixelFormat origin) +{ + int i; + assert(src1==src2); + for (i = 0; i < width; i++) { + int a = (input_pixel(&src1[12*i + 0]) >> 8) + (input_pixel(&src1[12*i + 6]) >> 8); + int g = (input_pixel(&src1[12*i + 2]) >> 8) + (input_pixel(&src1[12*i + 8]) >> 8); + int c = (input_pixel(&src1[12*i + 4]) >> 8) + (input_pixel(&src1[12*i + 10]) >> 8); + + dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT)) >> (RGB2YUV_SHIFT+1); + dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT)) >> (RGB2YUV_SHIFT+1); + } +#undef r +#undef b +#undef input_pixel +} + +#define rgb48funcs(pattern, BE_LE, origin) \ +static void pattern ## 48 ## BE_LE ## ToY_c(uint8_t *dst, const uint8_t *src, \ + int width, uint32_t *unused) \ { \ - int i; \ - for (i = 0; i < width; i++) { \ - int compA = rfunc(&src[i*6+0]) >> 8; \ - int compB = rfunc(&src[i*6+2]) >> 8; \ - int compC = rfunc(&src[i*6+4]) >> 8; \ - \ - dst[i] = (RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; \ - } \ + rgb48ToY_c_template(dst, src, width, origin); \ } \ \ -static void compA ## compB ## compC ## 48 ## LE_BE ## ToUV_c( \ - uint8_t *dstU, uint8_t *dstV, \ - const uint8_t *src1, const uint8_t *src2, \ - int width, uint32_t *unused) \ +static void pattern ## 48 ## BE_LE ## ToUV_c(uint8_t *dstU, uint8_t *dstV, \ + const uint8_t *src1, const uint8_t *src2, \ + int width, uint32_t *unused) \ { \ - int i; \ - assert(src1==src2); \ - for (i = 0; i < width; i++) { \ - int compA = rfunc(&src1[6*i + 0]) >> 8; \ - int compB = rfunc(&src1[6*i + 2]) >> 8; \ - int compC = rfunc(&src1[6*i + 4]) >> 8; \ - \ - dstU[i] = (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; \ - dstV[i] = (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; \ - } \ + rgb48ToUV_c_template(dstU, dstV, src1, src2, width, origin); \ } \ \ -static void compA ## compB ## compC ## 48 ## LE_BE ## ToUV_half_c( \ - uint8_t *dstU, uint8_t *dstV, \ - const uint8_t *src1, const uint8_t *src2, \ - int width, uint32_t *unused) \ +static void pattern ## 48 ## BE_LE ## ToUV_half_c(uint8_t *dstU, uint8_t *dstV, \ + const uint8_t *src1, const uint8_t *src2, \ + int width, uint32_t *unused) \ { \ - int i; \ - assert(src1==src2); \ - for (i = 0; i < width; i++) { \ - int compA = (rfunc(&src1[12*i + 0]) >> 8) + (rfunc(&src1[12*i + 6]) >> 8); \ - int compB = (rfunc(&src1[12*i + 2]) >> 8) + (rfunc(&src1[12*i + 8]) >> 8); \ - int compC = (rfunc(&src1[12*i + 4]) >> 8) + (rfunc(&src1[12*i + 10]) >> 8); \ - \ - dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT)) >> (RGB2YUV_SHIFT+1); \ - dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT)) >> (RGB2YUV_SHIFT+1); \ - } \ + rgb48ToUV_half_c_template(dstU, dstV, src1, src2, width, origin); \ } -rgb48funcs(LE, AV_RL16, r, g, b); -rgb48funcs(BE, AV_RB16, r, g, b); -rgb48funcs(LE, AV_RL16, b, g, r); -rgb48funcs(BE, AV_RB16, b, g, r); + +rgb48funcs(rgb, LE, PIX_FMT_RGB48LE); +rgb48funcs(rgb, BE, PIX_FMT_RGB48BE); +rgb48funcs(bgr, LE, PIX_FMT_BGR48LE); +rgb48funcs(bgr, BE, PIX_FMT_BGR48BE); #define BGR2Y(type, name, shr, shg, shb, maskr, maskg, maskb, RY, GY, BY, S)\ static void name ## _c(uint8_t *dst, const uint8_t *src, \ |