IIOReadUpdateListener
ImageReader.addIIOReadProgressListener(javax.imageio.event.IIOReadProgressListener)
ImageReader.removeIIOReadProgressListener(javax.imageio.event.IIOReadProgressListener)
void imageComplete(ImageReader source)
void imageProgress(ImageReader source, float percentageDone)
void imageStarted(ImageReader source, int imageIndex)
void readAborted(ImageReader source)
void sequenceComplete(ImageReader source)
void sequenceStarted(ImageReader source, int minIndex)
void thumbnailComplete(ImageReader source)
void thumbnailProgress(ImageReader source, float percentageDone)
void thumbnailStarted(ImageReader source, int imageIndex, int thumbnailIndex)