/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.monkeyrunner.adb.image;
import com.android.ddmlib.RawImage;
import java.awt.Transparency;
import java.awt.color.ColorSpace;
import java.awt.image.ColorModel;
import java.awt.image.DataBuffer;
import java.awt.image.Raster;
/**
* Internal color model used to do conversion of 16bpp RawImages.
*/
class SixteenBitColorModel extends ColorModel {
private static final int[] BITS = {
8, 8, 8, 8
};
public SixteenBitColorModel(RawImage rawImage) {
super(32
, BITS, ColorSpace.getInstance(ColorSpace.CS_sRGB),
true, false, Transparency.TRANSLUCENT,
DataBuffer.TYPE_BYTE);
}
@Override
public boolean isCompatibleRaster(Raster raster) {
return true;
}
private int getPixel(Object inData) {
byte[] data = (byte[]) inData;
int value = data[0] & 0x00FF;
value |= (data[1] << 8) & 0x0FF00;
return value;
}
@Override
public int getAlpha(Object inData) {
return 0xff;
}
@Override
public int getBlue(Object inData) {
int pixel = getPixel(inData);
return ((pixel >> 0) & 0x01F) << 3;
}
@Override
public int getGreen(Object inData) {
int pixel = getPixel(inData);
return ((pixel >> 5) & 0x03F) << 2;
}
@Override
public int getRed(Object inData) {
int pixel = getPixel(inData);
return ((pixel >> 11) & 0x01F) << 3;
}
@Override
public int getAlpha(int pixel) {
throw new UnsupportedOperationException();
}
@Override
public int getBlue(int pixel) {
throw new UnsupportedOperationException();
}
@Override
public int getGreen(int pixel) {
throw new UnsupportedOperationException();
}
@Override
public int getRed(int pixel) {
throw new UnsupportedOperationException();
}
}