protected void f_blackScale() {
final int black = f_info.black;
final int rgb_max = f_info.rgb_max -= black;
int value;
int _total_max = 0;
int index = 0;
for (int y = 0; y < f_info.height; ++y) {
for (int x = 0; x < f_info.width; ++x) {
value = f_cd.getElem(index) - black;
if (value == 0) continue;
if (value < 0) value = 0;
else if (value > rgb_max) value = rgb_max;
f_cd.setElem(index, value);
if (value > _total_max) _total_max = value;
++index;
}
}
System.err.println("CanonEOSD30: maximum image value: " + _total_max);
}
