Searched refs:KR_YCBCR (Results 1 – 2 of 2) sorted by relevance
43 #define KR_YCBCR 0.2989 macro
591 Y_Rc[i] = myround(KR_YCBCR * (double)i * CLAMP_FACTOR_Y * SCALE_FACTOR); // Kr in init_RGB_to_YUV_tables()601 fac = .5 / (1. - KR_YCBCR); // .713 in init_RGB_to_YUV_tables()609 Y_Ru[i] = myround(KR_YCBCR * (double)i * SCALE_FACTOR); // Kr in init_RGB_to_YUV_tables()610 Y_Gu[i] = myround((1. - KR_YCBCR - KB_YCBCR) * (double)i * SCALE_FACTOR); // Kb in init_RGB_to_YUV_tables()615 Cb_Ru[i] = myround(-fac * KR_YCBCR * (double)i * SCALE_FACTOR); // -.16736 in init_RGB_to_YUV_tables()619 fac = .5 / (1. - KR_YCBCR); // .713 in init_RGB_to_YUV_tables()622 Cr_Gu[i] = myround(-fac * (1. - KB_YCBCR - KR_YCBCR) * (double)i * SCALE_FACTOR); in init_RGB_to_YUV_tables()690 R_Crc[i] = myround(2. * (1. - KR_YCBCR) * ((((double)i - YUV_CLAMP_MIN) / in init_YUV_to_RGB_tables()696 G_Crc[i] = myround(-.5 / (1. - KR_YCBCR) * ((((double)i - YUV_CLAMP_MIN) / in init_YUV_to_RGB_tables()704 R_Crc[i] = myround(2. * (1. - KR_YCBCR) * (((UV_CLAMP_MAX - YUV_CLAMP_MIN) / in init_YUV_to_RGB_tables()[all …]