01: /*
02: * $RCSfile: MagnitudeCRIF.java,v $
03: *
04: * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved.
05: *
06: * Use is subject to license terms.
07: *
08: * $Revision: 1.1 $
09: * $Date: 2005/02/11 04:56:31 $
10: * $State: Exp $
11: */
12: package com.sun.media.jai.opimage;
13:
14: import java.awt.RenderingHints;
15: import java.awt.image.RenderedImage;
16: import java.awt.image.renderable.ParameterBlock;
17: import java.awt.image.renderable.RenderedImageFactory;
18: import javax.media.jai.CRIFImpl;
19: import javax.media.jai.ImageLayout;
20: import java.util.Map;
21: import com.sun.media.jai.opimage.MagnitudePhaseOpImage;
22:
23: /**
24: * A <code>CRIF</code> supporting the "Magnitude" operation in the rendered
25: * image layer.
26: *
27: * @since Beta
28: * @see javax.media.jai.operator.MagnitudeDescriptor
29: *
30: */
31: public class MagnitudeCRIF extends CRIFImpl {
32:
33: /** Constructor. */
34: public MagnitudeCRIF() {
35: super ("magnitude");
36: }
37:
38: /**
39: * Creates a new instance of a Magnitude operator.
40: *
41: * @param paramBlock The scaling type.
42: */
43: public RenderedImage create(ParameterBlock paramBlock,
44: RenderingHints renderHints) {
45: // Get ImageLayout from renderHints if any.
46: ImageLayout layout = RIFUtil.getImageLayoutHint(renderHints);
47:
48: RenderedImage source = paramBlock.getRenderedSource(0);
49:
50: return new MagnitudePhaseOpImage(source, renderHints, layout,
51: MagnitudePhaseOpImage.MAGNITUDE);
52: }
53: }
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