allc/src/conversions/ydbdr.ts

A small typescript package for color conversion.

import {
    MATRIX_RGB_FROM_YDbDr_0_0,
    MATRIX_RGB_FROM_YDbDr_0_1,
    MATRIX_RGB_FROM_YDbDr_0_2,
    MATRIX_RGB_FROM_YDbDr_1_0,
    MATRIX_RGB_FROM_YDbDr_1_1,
    MATRIX_RGB_FROM_YDbDr_1_2,
    MATRIX_RGB_FROM_YDbDr_2_0,
    MATRIX_RGB_FROM_YDbDr_2_1,
    MATRIX_RGB_FROM_YDbDr_2_2,
} from "../matrices";

// TODO: docs
export const toRGBRFromYDbDr = (
    y: number,
    db: number,
    dr: number,
) => MATRIX_RGB_FROM_YDbDr_0_0 * y
    + MATRIX_RGB_FROM_YDbDr_0_1 * db
    + MATRIX_RGB_FROM_YDbDr_0_2 * dr;

// TODO: docs
export const toRGBGFromYDbDr = (
    y: number,
    db: number,
    dr: number,
) => MATRIX_RGB_FROM_YDbDr_1_0 * y
    + MATRIX_RGB_FROM_YDbDr_1_1 * db
    + MATRIX_RGB_FROM_YDbDr_1_2 * dr;

// TODO: docs
export const toRGBBFromYDbDr = (
    y: number,
    db: number,
    dr: number,
) => MATRIX_RGB_FROM_YDbDr_2_0 * y
    + MATRIX_RGB_FROM_YDbDr_2_1 * db
    + MATRIX_RGB_FROM_YDbDr_2_2 * dr;