public void setPerformGammaCorrection(boolean performGammaCorrection) {
        this.performGammaCorrection = performGammaCorrection;
    }
Turns gamma corection of the image data on or off.
plugins/svg-plugin/batik-codec-fix/src/main/java/org/apache/batik/ext/awt/image/codec/png/PNGDecodeParam.java