public void next(byte[] dest) {
iter.next(incomingRow);
if (isOpaque()) {
for (int x = 0; x < iter.getWidth(); x++) {
int r = (incomingRow[x] >> 16) & 0xff;
int g = (incomingRow[x] >> 8) & 0xff;
int b = (incomingRow[x] >> 0) & 0xff;
int index = lut.getIndexMatch(r, g, b);
dest[x] = (byte) (index);
}
} else {
int t = icm.getTransparentPixel();
for (int x = 0; x < iter.getWidth(); x++) {
int index;
int a = (incomingRow[x] >> 24) & 0xff;
if (a < 128) {
index = t;
} else {
int r = (incomingRow[x] >> 16) & 0xff;
int g = (incomingRow[x] >> 8) & 0xff;
int b = (incomingRow[x] >> 0) & 0xff;
index = lut.getIndexMatch(r, g, b);
}
dest[x] = (byte) (index);
}
}
y++;
}
public void skip() {
iter.skip();
y++;
}