Java Utililty Methods Image to BufferedImage

List of utility methods to do Image to BufferedImage

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Description

The list of methods to do Image to BufferedImage are organized into topic(s).

Method

BufferedImagetoBufferedImage(Image image)
to Buffered Image 
if (image instanceof BufferedImage) {
    return (BufferedImage) image;
image = new ImageIcon(image).getImage();
boolean hasAlpha = hasAlpha(image);
BufferedImage bimage = null;
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
int transparency = Transparency.OPAQUE;
...
BufferedImagetoBufferedImage(Image image)
Given an image, produces a BufferedImage 
if (image instanceof BufferedImage) {
    return (BufferedImage) image;
image = new ImageIcon(image).getImage();
boolean hasAlpha = hasAlpha(image);
BufferedImage bimage = null;
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
try {
...
BufferedImagetoBufferedImage(Image image)
This method returns a buffered image with the contents of an image. 
if (image instanceof BufferedImage) {
    return (BufferedImage) image;
image = new ImageIcon(image).getImage();
boolean hasAlpha = hasAlpha(image);
BufferedImage bimage = null;
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
try {
...
BufferedImagetoBufferedImage(Image image)
Returns a buffered image with the contents of an image Adapted from: http://www.exampledepot.com/egs/java.awt.image/HasAlpha.html 
if (image instanceof BufferedImage) {
    return (BufferedImage) image;
image = new ImageIcon(image).getImage();
boolean hasAlpha = hasAlpha(image);
BufferedImage bimage = null;
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
try {
...
BufferedImagetoBufferedImage(Image image)
to Buffered Image 
if (image == null)
    return null;
if (image instanceof BufferedImage) {
    return (BufferedImage) image;
if (image.getWidth(null) < 0 || image.getHeight(null) < 0) {
    image = new ImageIcon(image).getImage();
int imgType = hasAlpha(image) ? BufferedImage.TYPE_INT_ARGB : BufferedImage.TYPE_INT_RGB;
BufferedImage buffImg = new BufferedImage(image.getWidth(null), image.getHeight(null), imgType);
Graphics g = buffImg.createGraphics();
g.drawImage(image, 0, 0, null);
g.dispose();
return buffImg;
BufferedImagetoBufferedImage(Image image)
to Buffered Image 
if (image instanceof BufferedImage) {
    return (BufferedImage) image;
image = new ImageIcon(image).getImage();
BufferedImage bimage = null;
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
try {
    int transparency = Transparency.OPAQUE;
...
BufferedImagetoBufferedImage(Image image)
This method returns a buffered image with the contents of an image. 
if (image instanceof BufferedImage) {
    return (BufferedImage) image;
image = new ImageIcon(image).getImage();
boolean hasAlpha = hasAlpha(image);
BufferedImage bimage = null;
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
try {
...
BufferedImagetoBufferedImage(Image image)
to Buffered Image 
if (image instanceof BufferedImage)
    return (BufferedImage) image;
image = new ImageIcon(image).getImage();
BufferedImage bimage = new BufferedImage(image.getWidth(null), image.getHeight(null),
        BufferedImage.TYPE_INT_ARGB);
Graphics g = bimage.createGraphics();
g.drawImage(image, 0, 0, null);
g.dispose();
...
BufferedImagetoBufferedImage(Image image)
Converts an AWT Image into a BufferedImage. 
if (image instanceof BufferedImage) {
    return (BufferedImage) image;
image = new ImageIcon(image).getImage();
boolean hasAlpha = hasAlpha(image);
BufferedImage bimage = null;
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
try {
...
BufferedImagetoBufferedImage(Image image)
to Buffered Image 
if (image instanceof BufferedImage)
    return (BufferedImage) image;
image = new ImageIcon(image).getImage();
int type = hasAlpha(image) ? BufferedImage.TYPE_INT_ARGB : BufferedImage.TYPE_INT_RGB;
BufferedImage bimage = new BufferedImage(image.getWidth(null), image.getHeight(null), type);
Graphics g = bimage.createGraphics();
g.drawImage(image, 0, 0, null);
g.dispose();
...