TIFFDecompressor.java 文件源码

/**
 * Create a {@code ComponentColorModel} for use in creating
 * an {@code ImageTypeSpecifier}.
 */
// This code was inspired by the method of the same name in
// javax.imageio.ImageTypeSpecifier
static ColorModel createComponentCM(ColorSpace colorSpace,
                                    int numBands,
                                    int[] bitsPerSample,
                                    int dataType,
                                    boolean hasAlpha,
                                    boolean isAlphaPremultiplied) {
    int transparency =
        hasAlpha ? Transparency.TRANSLUCENT : Transparency.OPAQUE;

    return new ComponentColorModel(colorSpace,
                                   bitsPerSample,
                                   hasAlpha,
                                   isAlphaPremultiplied,
                                   transparency,
                                   dataType);
}