public static void store(
String codecName,
java.io.OutputStream outputStream,
java.awt.Image image,
edu.cmu.cs.stage3.image.codec.ImageEncodeParam imageEncodeParam)
throws InterruptedException, java.io.IOException {
int width = ImageUtilities.getWidth(image);
int height = ImageUtilities.getHeight(image);
java.awt.image.RenderedImage renderedImage;
if (codecName.equals("jpeg")) {
java.awt.Image originalImage = image;
image =
new java.awt.image.BufferedImage(
width, height, java.awt.image.BufferedImage.TYPE_3BYTE_BGR);
java.awt.Graphics g = image.getGraphics();
g.drawImage(
originalImage,
0,
0,
new java.awt.image.ImageObserver() {
@Override
public boolean imageUpdate(
java.awt.Image image, int infoflags, int x, int y, int width, int height) {
return true;
}
});
// todo: does dispose ensure the image is finished drawing?
g.dispose();
}
if (image instanceof java.awt.image.RenderedImage) {
renderedImage = (java.awt.image.RenderedImage) image;
} else {
int[] pixels = ImageUtilities.getPixels(image, width, height);
java.awt.image.BufferedImage bufferedImage =
new java.awt.image.BufferedImage(
width, height, java.awt.image.BufferedImage.TYPE_INT_ARGB);
bufferedImage.setRGB(0, 0, width, height, pixels, 0, width);
renderedImage = bufferedImage;
}
if (imageEncodeParam == null) {
if (codecName.equals("png")) {
imageEncodeParam =
edu.cmu.cs.stage3.image.codec.PNGEncodeParam.getDefaultEncodeParam(renderedImage);
}
}
java.io.BufferedOutputStream bufferedOutputStream;
if (outputStream instanceof java.io.BufferedOutputStream) {
bufferedOutputStream = (java.io.BufferedOutputStream) outputStream;
} else {
bufferedOutputStream = new java.io.BufferedOutputStream(outputStream);
}
edu.cmu.cs.stage3.image.codec.ImageEncoder imageEncoder =
edu.cmu.cs.stage3.image.codec.ImageCodec.createImageEncoder(
codecName, bufferedOutputStream, imageEncodeParam);
imageEncoder.encode(renderedImage);
bufferedOutputStream.flush();
}
public static java.awt.Image load(
String codecName,
java.io.InputStream inputStream,
edu.cmu.cs.stage3.image.codec.ImageDecodeParam imageDecodeParam)
throws java.io.IOException {
java.io.BufferedInputStream bufferedInputStream;
if (inputStream instanceof java.io.BufferedInputStream) {
bufferedInputStream = (java.io.BufferedInputStream) inputStream;
} else {
bufferedInputStream = new java.io.BufferedInputStream(inputStream);
}
edu.cmu.cs.stage3.image.codec.ImageDecoder imageDecoder =
edu.cmu.cs.stage3.image.codec.ImageCodec.createImageDecoder(
codecName, bufferedInputStream, imageDecodeParam);
java.awt.image.RenderedImage renderedImage = imageDecoder.decodeAsRenderedImage();
if (renderedImage instanceof java.awt.Image) {
return (java.awt.Image) renderedImage;
} else {
java.awt.image.Raster raster = renderedImage.getData();
java.awt.image.ColorModel colorModel = renderedImage.getColorModel();
java.util.Hashtable properties = null;
String[] propertyNames = renderedImage.getPropertyNames();
if (propertyNames != null) {
properties = new java.util.Hashtable();
for (String propertyName : propertyNames) {
properties.put(propertyName, renderedImage.getProperty(propertyName));
}
}
java.awt.image.WritableRaster writableRaster;
if (raster instanceof java.awt.image.WritableRaster) {
writableRaster = (java.awt.image.WritableRaster) raster;
} else {
writableRaster = raster.createCompatibleWritableRaster();
}
java.awt.image.BufferedImage bufferedImage =
new java.awt.image.BufferedImage(
renderedImage.getColorModel(),
writableRaster,
colorModel.isAlphaPremultiplied(),
properties);
return bufferedImage;
}
}
