image-js/lib/utils/copyData.js

Image processing and manipulation in JavaScript

/**
 * Copy the data of an source to the target image.
 * @param source - Image which data is copied.
 * @param target - Image to which the data must be copied.
 */
export function copyData(source, target) {
    if (target.width !== source.width ||
        target.height !== source.height ||
        target.colorModel !== source.colorModel) {
        throw new RangeError('images width, height or color model is different');
    }
    // @ts-expect-error Accessing data, which is private
    target.data = source.data.slice();
}
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