Function changeBrightness

examples/image_processing/image_editing.cpp:28–32

* brightness value should be in the rnage [0,1] * */

 * brightness value should be in the rnage [0,1]
 * */
array changeBrightness(const array &in, const float brightness,
                       const float channelMax = 255.0f) {
    float factor = brightness * channelMax;
    return (in + factor);
}

array clamp(const array &in, float min = 0.0f, float max = 255.0f) {
    return ((in < min) * 0.0f + (in > max) * 255.0f +