Created
August 17, 2013 09:27
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ColdFusion Image reading function
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<cfscript> | |
public function readImage(fullpath){ | |
try { | |
return ImageNew(fullpath); | |
} catch (any e) { | |
//trying java imageio | |
var imageFile = createObject("java", "java.io.File").init(fullpath); | |
// read the image into a BufferedImage | |
var ImageIO = createObject("java", "javax.imageio.ImageIO"); | |
try { | |
var bi = ImageIO.read(imageFile); | |
return ImageNew(bi); | |
} catch(any e) { | |
//try for bad formatted images | |
//create java file object, passing in path to image | |
var imageFile = createObject("java","java.io.File").init(fullpath); | |
//create a FileSeekableStream, passing in the image file we created | |
var fss = createObject("java","com.sun.media.jai.codec.FileSeekableStream").init(imageFile); | |
//create ParameterBlock object and initialize it (call constructor) | |
var pb = createObject("java","java.awt.image.renderable.ParameterBlock").init(); | |
//create JAI object that will ultimately do the magic we need | |
var JAI = createObject("java","javax.media.jai.JAI"); | |
try { | |
//pass in FileSeekableStream | |
pb.add(fss); | |
//use the JAI object to create a buffered jpeg image using the parameter block we just created | |
var buffImage = local.JAI.create("jpeg", pb).getAsBufferedImage(); | |
//pass the buffered image to the ColdFusion imagenew() method. | |
var New_Image = imagenew(buffImage); | |
//make sure we close the stream, or you'll pay for it later | |
fss.close(); | |
return New_Image; | |
} catch (any e) { | |
if (isDefined("fss")) { | |
fss.close(); | |
} | |
rethrow; | |
} | |
} | |
} | |
} | |
</cfscript> |
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