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java.lang.Object com.bbn.openmap.image.JPEGHelper
public class JPEGHelper
This class provides some utility methods for creating jpeg encoded images. It relies on the Sun JDK/SDK JPEG codec classes.
Method Summary | |
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static byte[] |
encodeJPEG(java.awt.image.BufferedImage image,
float quality)
Return a byte array that contains the JPEG encoded image. |
static byte[] |
encodeJPEG(int w,
int h,
int[] pixels,
float quality)
Return a byte array that contains the JPEG encoded image. |
static void |
main(java.lang.String[] args)
A test main that encodes an image url at various jpeg quality factors. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
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public static byte[] encodeJPEG(java.awt.image.BufferedImage image, float quality) throws java.io.IOException
image
- the image to encodequality
- the JPEG quality factor to use in encoding
java.io.IOException
- an error occurred in encoding the imagepublic static byte[] encodeJPEG(int w, int h, int[] pixels, float quality) throws java.io.IOException
w
- the width of the imageh
- the height of the imagepixels
- the array of pixels in RGB directcolorquality
- the JPEG quality factor to use in encoding
java.io.IOException
- an error occurred in encoding the imagepublic static void main(java.lang.String[] args) throws java.lang.Exception
args
- url [width height]
java.lang.Exception
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