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Removed obsolete image loaders.

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git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2456 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Michael Bayne
2003-04-25 15:51:49 +00:00
parent ae0376d4ec
commit 2f80c9b057
2 changed files with 0 additions and 139 deletions
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src/java/com/threerings/media/image/ImageIOLoader.java
-65
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@@ -1,65 +0,0 @@
//
// $Id: ImageIOLoader.java,v 1.6 2003/01/13 22:49:46 mdb Exp $
package com.threerings.media.image;
import java.awt.Image;
import java.io.IOException;
import java.io.InputStream;
import java.util.Iterator;
import javax.imageio.ImageIO;
import javax.imageio.ImageReader;
import javax.imageio.stream.ImageInputStream;
import javax.imageio.stream.MemoryCacheImageInputStream;
import com.samskivert.util.StringUtil;
import java.io.RandomAccessFile;
import com.threerings.media.Log;
/**
* Loads images using the <code>ImageIO</code> services provided by J2SE
* 1.4 (and, presumably, above).
*/
public class ImageIOLoader implements ImageLoader
{
public ImageIOLoader ()
{
// we need to reference ImageIO in the constructor to force the
// classloader to attempt to load the ImageIO classes
ImageIO.setUseCache(true);
// String[] fmts = ImageIO.getReaderFormatNames();
// Log.info("Got formats " + StringUtil.toString(fmts) + ".");
Iterator iter = ImageIO.getImageReadersByFormatName("png");
if (iter.hasNext()) {
_reader = (ImageReader)iter.next();
} else {
Log.warning("Aiya! No reader.");
}
}
// documentation inherited
public Image loadImage (InputStream source)
throws IOException
{
// this seems to choke when decoding the compressed image data
// which may mean it's a JDK bug or something, but I'd like to see
// it resolved so that the image manager will work on applets
// ImageInputStream iis = null;
// // // iis = ImageIO.createImageInputStream(source);
// iis = new MemoryCacheImageInputStream(source);
// // // Log.info("Created stream " + iis + "/" + source);
// _reader.setInput(iis, true, false);
// return _reader.read(0);
// return ImageIO.read(new MemoryCacheImageInputStream(source));
return ImageIO.read(source);
}
protected ImageReader _reader;
}
src/java/com/threerings/media/image/ToolkitLoader.java
-74
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@@ -1,74 +0,0 @@
//
// $Id: ToolkitLoader.java,v 1.3 2003/01/08 04:09:02 mdb Exp $
package com.threerings.media.image;
import java.awt.Component;
import java.awt.Image;
import java.awt.MediaTracker;
import java.awt.Toolkit;
import java.io.IOException;
import java.io.InputStream;
import org.apache.commons.io.StreamUtils;
/**
* Loads images using the default AWT toolkit (for compatibility with
* pre-1.4 JVMs).
*/
public class ToolkitLoader implements ImageLoader
{
public ToolkitLoader (Component context)
{
// do something more informative than NPE if we're misconfigured
if (context == null) {
String errmsg = "Toolkit image loader constructed without a " +
"context via which we can create a MediaTracker. If the " +
"image manager may fall back to using the Toolkit image " +
"loader (like it just did), then you have to provide a " +
"component instance for it at construct time. Thanks and " +
"have a nice day.";
throw new RuntimeException(errmsg);
}
_toolkit = context.getToolkit();
_tracker = new MediaTracker(context);
}
// documentation inherited
public Image loadImage (InputStream source)
throws IOException
{
byte[] data = StreamUtils.streamAsBytes(source, READ_BUFFER_SIZE);
Image image = _toolkit.createImage(data);
// we now have to wait for the image to finish decoding (this all
// apparently happens on another thread. yay!)
_tracker.addImage(image, 0);
// if something goes horribly awry, we don't want to go into an
// infinite loop, so we bound the number of times we'll allow
// ourselves to be interrupted and loop
boolean done = false;
for (int i = 0; (i < 1000) && !done; i++) {
try {
_tracker.waitForAll();
done = true;
} catch (InterruptedException e) {
// loop back around
}
}
return image;
}
/** Our AWT toolkit which we use to create images. */
protected Toolkit _toolkit;
/** Used to wait for images to load. */
protected MediaTracker _tracker;
/** The size of the read buffer used to load the image data. */
protected static final int READ_BUFFER_SIZE = 4096;
}