public BufferedImage getOpaqueRGBImage() {
if (bimage.getType() == BufferedImage.TYPE_INT_ARGB) {
int w = bimage.getWidth();
int h = bimage.getHeight();
int size = w * h;
// Note that we steal the data array here, but only for reading...
DataBufferInt db = (DataBufferInt) biRaster.getDataBuffer();
int[] pixels = SunWritableRaster.stealData(db, 0);
for (int i = 0; i < size; i++) {
if ((pixels[i] >>> 24) != 0xff) {
return bimage;
}
}
ColorModel opModel = new DirectColorModel(24, 0x00ff0000, 0x0000ff00, 0x000000ff);
int bandmasks[] = {0x00ff0000, 0x0000ff00, 0x000000ff};
WritableRaster opRaster = Raster.createPackedRaster(db, w, h, w, bandmasks, null);
try {
BufferedImage opImage = createImage(opModel, opRaster, false, null);
return opImage;
} catch (Exception e) {
return bimage;
}
}
return bimage;
}
private void convertToRGB() {
int w = bimage.getWidth();
int h = bimage.getHeight();
int size = w * h;
DataBufferInt dbi = new DataBufferInt(size);
// Note that stealData() requires a markDirty() afterwards
// since we modify the data in it.
int newpixels[] = SunWritableRaster.stealData(dbi, 0);
if (cmodel instanceof IndexColorModel
&& biRaster instanceof ByteComponentRaster
&& biRaster.getNumDataElements() == 1) {
ByteComponentRaster bct = (ByteComponentRaster) biRaster;
byte[] data = bct.getDataStorage();
int coff = bct.getDataOffset(0);
for (int i = 0; i < size; i++) {
newpixels[i] = srcLUT[data[coff + i] & 0xff];
}
} else {
Object srcpixels = null;
int off = 0;
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++) {
srcpixels = biRaster.getDataElements(x, y, srcpixels);
newpixels[off++] = cmodel.getRGB(srcpixels);
}
}
}
// We modified the data array directly above so mark it as dirty now...
SunWritableRaster.markDirty(dbi);
isSameCM = false;
cmodel = ColorModel.getRGBdefault();
int bandMasks[] = {0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000};
biRaster = Raster.createPackedRaster(dbi, w, h, w, bandMasks, null);
bimage = createImage(cmodel, biRaster, cmodel.isAlphaPremultiplied(), null);
srcLUT = null;
isDefaultBI = true;
}
