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a few clean-ups.

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lehni 2004-07-12 12:39:23 +00:00
parent 659238c00b
commit 12dc7af723
1 changed files with 4 additions and 3 deletions
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7
src/helma/image/ImageFilterOp.java
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@ -56,8 +56,8 @@ public class ImageFilterOp implements BufferedImageOp {
ImageFilter fltr = filter.getFilterInstance(consumer);
fltr.setDimensions(width, height);
ColorModel cm = src.getColorModel();
/*
ColorModel cm = src.getColorModel();
if (cm.getPixelSize() == 8) {
// byte. indexed or gray:
WritableRaster raster = src.getRaster();
@ -74,7 +74,7 @@ public class ImageFilterOp implements BufferedImageOp {
*/
// allways work in integer mode. this is more effective, and most
// filters convert to integer internally anyhow
cm = new SimpleColorModel();
ColorModel cm = new SimpleColorModel();
// create a BufferedImage of only 1 pixel height for fetching the rows of the image in the correct format (ARGB)
// This speeds up things by more than factor 2, compared to the standard BufferedImage.getRGB solution,
@ -89,10 +89,11 @@ public class ImageFilterOp implements BufferedImageOp {
for (int y = 0; y < height; y++) {
g2d.drawImage(src, null, 0, -y);
// now pixels contains the rgb values of the row y!
// filter this row now:
fltr.setPixels(0, y, width, 1, cm, pixels, 0, width);
}
g2d.dispose();
// the consumer now contains the filtered image, return it.
return consumer.getImage();
}