src/main/java/org/apache/xmlgraphics/image/codec/png/PNGImageDecoder.java [124:200]:
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    private int[][] bandOffsets = {
        null,
        { 0 }, // G
        { 0, 1 }, // GA in GA order
        { 0, 1, 2 }, // RGB in RGB order
        { 0, 1, 2, 3 } // RGBA in RGBA order
    };

    private int bitDepth;
    private int colorType;

    private int compressionMethod;
    private int filterMethod;
    private int interlaceMethod;

    private int paletteEntries;
    private byte[] redPalette;
    private byte[] greenPalette;
    private byte[] bluePalette;
    private byte[] alphaPalette;

    private int bkgdRed;
    private int bkgdGreen;
    private int bkgdBlue;

    private int grayTransparentAlpha;
    private int redTransparentAlpha;
    private int greenTransparentAlpha;
    private int blueTransparentAlpha;

    private int maxOpacity;

    private int[] significantBits;

    // Parameter information

    // If true, the user wants destination alpha where applicable.
    private boolean suppressAlpha;

    // If true, perform palette lookup internally
    private boolean expandPalette;

    // If true, output < 8 bit gray images in 8 bit components format
    private boolean output8BitGray;

    // Create an alpha channel in the destination color model.
    private boolean outputHasAlphaPalette;

    // Perform gamma correction on the image
    private boolean performGammaCorrection;

    // Expand GA to GGGA for compatbility with Java2D
    private boolean expandGrayAlpha;

    // Produce an instance of PNGEncodeParam
    private boolean generateEncodeParam;

    // PNGDecodeParam controlling decode process
    private PNGDecodeParam decodeParam;

    // PNGEncodeParam to store file details in
    private PNGEncodeParam encodeParam;

    private boolean emitProperties = true;

    private float fileGamma = 45455 / 100000.0F;

    private float userExponent = 1.0F;

    private float displayExponent = 2.2F;

    private float[] chromaticity;

    private int sRGBRenderingIntent = -1;

    // Post-processing step implied by above parameters
    private int postProcess = POST_NONE;
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src/main/java/org/apache/xmlgraphics/image/codec/png/PNGRed.java [159:235]:
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    private int[][] bandOffsets = {
        null,
        { 0 }, // G
        { 0, 1 }, // GA in GA order
        { 0, 1, 2 }, // RGB in RGB order
        { 0, 1, 2, 3 } // RGBA in RGBA order
    };

    private int bitDepth;
    private int colorType;

    private int compressionMethod;
    private int filterMethod;
    private int interlaceMethod;

    private int paletteEntries;
    private byte[] redPalette;
    private byte[] greenPalette;
    private byte[] bluePalette;
    private byte[] alphaPalette;

    private int bkgdRed;
    private int bkgdGreen;
    private int bkgdBlue;

    private int grayTransparentAlpha;
    private int redTransparentAlpha;
    private int greenTransparentAlpha;
    private int blueTransparentAlpha;

    private int maxOpacity;

    private int[] significantBits;

    // Parameter information

    // If true, the user wants destination alpha where applicable.
    private boolean suppressAlpha;

    // If true, perform palette lookup internally
    private boolean expandPalette;

    // If true, output < 8 bit gray images in 8 bit components format
    private boolean output8BitGray;

    // Create an alpha channel in the destination color model.
    private boolean outputHasAlphaPalette;

    // Perform gamma correction on the image
    private boolean performGammaCorrection;

    // Expand GA to GGGA for compatbility with Java2D
    private boolean expandGrayAlpha;

    // Produce an instance of PNGEncodeParam
    private boolean generateEncodeParam;

    // PNGDecodeParam controlling decode process
    private PNGDecodeParam decodeParam;

    // PNGEncodeParam to store file details in
    private PNGEncodeParam encodeParam;

    private boolean emitProperties = true;

    private float fileGamma = 45455 / 100000.0F;

    private float userExponent = 1.0F;

    private float displayExponent = 2.2F;

    private float[] chromaticity;

    private int sRGBRenderingIntent = -1;

    // Post-processing step implied by above parameters
    private int postProcess = POST_NONE;
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