public void setBrightness(float brightness) {
        this.brightness = brightness;
    }
Adjusts the individual RGB channels of an image
red: Normalized values by which each color channel is multiplied. The range is from 0.0 up, with 1.0 as the default.
green:
blue:
dkplayer-sample/src/main/java/xyz/doikki/dkplayer/widget/render/gl2/filter/GlRGBFilter.java