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Custom bt709 values, less green

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dec05eba
2024-03-11 03:16:25 +01:00
parent 0ba3acd25a
commit 1292892d4d
1 changed files with 8 additions and 8 deletions
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16
src/color_conversion.c
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@@ -36,17 +36,17 @@ static float abs_f(float v) {
" 0.050928, 0.429412, -0.034537, 0.000000,\n" \
" 0.062745, 0.500000, 0.500000, 1.000000);"
/* ITU-R BT709, full */
/* ITU-R BT709, full, custom values: 0.2102 0.7152 0.0722 */
/* https://www.itu.int/dms_pubrec/itu-r/rec/bt/R-REC-BT.709-6-201506-I!!PDF-E.pdf */
#define RGB_TO_NV12_FULL "const mat4 RGBtoYUV = mat4(0.212600, -0.114572, 0.500000, 0.000000,\n" \
" 0.715200, -0.385428, -0.454153, 0.000000,\n" \
" 0.072200, 0.500000, -0.045847, 0.000000,\n" \
#define RGB_TO_NV12_FULL "const mat4 RGBtoYUV = mat4(0.210000, -0.113171, 0.500000, 0.000000,\n" \
" 0.715200, -0.385428, -0.452658, 0.000000,\n" \
" 0.072200, 0.500000, -0.045696, 0.000000,\n" \
" 0.000000, 0.500000, 0.500000, 1.000000);"
/* ITU-R BT709, limited (full multiplied by (235-16)/255, adding 16/255 to luma) */
#define RGB_TO_NV12_LIMITED "const mat4 RGBtoYUV = mat4(0.182586, -0.098397, 0.429412, 0.000000,\n" \
" 0.614231, -0.331015, -0.390037, 0.000000,\n" \
" 0.062007, 0.429412, -0.039375, 0.000000,\n" \
/* ITU-R BT709, limited, custom values: 0.2102 0.7152 0.0722 (full multiplied by (235-16)/255, adding 16/255 to luma) */
#define RGB_TO_NV12_LIMITED "const mat4 RGBtoYUV = mat4(0.180353, -0.097194, 0.429412, 0.000000,\n" \
" 0.614231, -0.331015, -0.388754, 0.000000,\n" \
" 0.062007, 0.429412, -0.039245, 0.000000,\n" \
" 0.062745, 0.500000, 0.500000, 1.000000);"
static const char* color_format_range_get_transform_matrix(gsr_destination_color color_format, gsr_color_range color_range) {