allc/src/matrices/extracted.ts

A small typescript package for color conversion.

// Taken from https://en.wikipedia.org/wiki/YIQ#From_RGB_to_YIQ_2.
export const MATRIX_YIQ_FCC_FROM_RGB_0_0 = 0.3;
export const MATRIX_YIQ_FCC_FROM_RGB_0_1 = 0.59;
export const MATRIX_YIQ_FCC_FROM_RGB_0_2 = 0.11;
export const MATRIX_YIQ_FCC_FROM_RGB_1_0 = 0.599;
export const MATRIX_YIQ_FCC_FROM_RGB_1_1 = -0.2773;
export const MATRIX_YIQ_FCC_FROM_RGB_1_2 = -0.3217;
export const MATRIX_YIQ_FCC_FROM_RGB_2_0 = 0.213;
export const MATRIX_YIQ_FCC_FROM_RGB_2_1 = -0.5251;
export const MATRIX_YIQ_FCC_FROM_RGB_2_2 = 0.3121;

// Taken from https://en.wikipedia.org/wiki/YIQ#From_RGB_to_YIQ.
export const MATRIX_YIQ_1953_FROM_RGB_0_0 = 0.299;
export const MATRIX_YIQ_1953_FROM_RGB_0_1 = .587;
export const MATRIX_YIQ_1953_FROM_RGB_0_2 = 0.114;
export const MATRIX_YIQ_1953_FROM_RGB_1_0 = 0.5959;
export const MATRIX_YIQ_1953_FROM_RGB_1_1 = -0.2746;
export const MATRIX_YIQ_1953_FROM_RGB_1_2 = -0.3213;
export const MATRIX_YIQ_1953_FROM_RGB_2_0 = 0.2115;
export const MATRIX_YIQ_1953_FROM_RGB_2_1 = -0.5227;
export const MATRIX_YIQ_1953_FROM_RGB_2_2 = 0.3112;

// Taken from https://en.wikipedia.org/wiki/YDbDr#Formulas.
export const MATRIX_YDbDr_FROM_RGB_0_0 = 0.299;
export const MATRIX_YDbDr_FROM_RGB_0_1 = 0.587;
export const MATRIX_YDbDr_FROM_RGB_0_2 = 0.114;
export const MATRIX_YDbDr_FROM_RGB_1_0 = -0.45;
export const MATRIX_YDbDr_FROM_RGB_1_1 = -0.883;
export const MATRIX_YDbDr_FROM_RGB_1_2 = 1.333;
export const MATRIX_YDbDr_FROM_RGB_2_0 = -1.333;
export const MATRIX_YDbDr_FROM_RGB_2_1 = 1.116;
export const MATRIX_YDbDr_FROM_RGB_2_2 = 0.217;