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-rw-r--r--gcc-4.4.3/libjava/classpath/gnu/java/awt/color/ClutProfileConverter.java152
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diff --git a/gcc-4.4.3/libjava/classpath/gnu/java/awt/color/ClutProfileConverter.java b/gcc-4.4.3/libjava/classpath/gnu/java/awt/color/ClutProfileConverter.java
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+/* ClutProfileConverter.java -- Conversion routines for CLUT-Based profiles
+ Copyright (C) 2004 Free Software Foundation
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING. If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library. Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module. An independent module is a module which is not derived from
+or based on this library. If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so. If you do not wish to do so, delete this
+exception statement from your version. */
+
+package gnu.java.awt.color;
+
+import java.awt.color.ICC_Profile;
+
+
+/**
+ * ClutProfileConverter - conversions through a CLUT-based profile
+ *
+ * @author Sven de Marothy
+ */
+public class ClutProfileConverter implements ColorSpaceConverter
+{
+ private ColorLookUpTable toPCS;
+ private ColorLookUpTable fromPCS;
+ private int nChannels;
+
+ public ClutProfileConverter(ICC_Profile profile)
+ {
+ nChannels = profile.getNumComponents();
+
+ // Sun does not specifiy which rendering intent should be used,
+ // neither does the ICC v2 spec really.
+ // Try intent 0
+ try
+ {
+ toPCS = new ColorLookUpTable(profile, ICC_Profile.icSigAToB0Tag);
+ }
+ catch (Exception e)
+ {
+ toPCS = null;
+ }
+
+ try
+ {
+ fromPCS = new ColorLookUpTable(profile, ICC_Profile.icSigBToA0Tag);
+ }
+ catch (Exception e)
+ {
+ fromPCS = null;
+ }
+
+ if (toPCS != null || fromPCS != null)
+ return;
+
+ // If no intent 0 clut is available, look for a intent 1 clut.
+ try
+ {
+ toPCS = new ColorLookUpTable(profile, ICC_Profile.icSigAToB1Tag);
+ }
+ catch (Exception e)
+ {
+ toPCS = null;
+ }
+
+ try
+ {
+ fromPCS = new ColorLookUpTable(profile, ICC_Profile.icSigBToA1Tag);
+ }
+ catch (Exception e)
+ {
+ fromPCS = null;
+ }
+
+ if (toPCS != null || fromPCS != null)
+ return;
+
+ // Last shot.. intent 2 CLUT.
+ try
+ {
+ toPCS = new ColorLookUpTable(profile, ICC_Profile.icSigAToB2Tag);
+ }
+ catch (Exception e)
+ {
+ toPCS = null;
+ }
+
+ try
+ {
+ fromPCS = new ColorLookUpTable(profile, ICC_Profile.icSigBToA2Tag);
+ }
+ catch (Exception e)
+ {
+ fromPCS = null;
+ }
+
+ if (toPCS == null && fromPCS == null)
+ throw new IllegalArgumentException("No CLUTs in profile!");
+ }
+
+ public float[] toCIEXYZ(float[] in)
+ {
+ if (toPCS != null)
+ return toPCS.lookup(in);
+ else
+ return new float[3];
+ }
+
+ public float[] toRGB(float[] in)
+ {
+ return SrgbConverter.XYZtoRGB(toCIEXYZ(in));
+ }
+
+ public float[] fromCIEXYZ(float[] in)
+ {
+ if (fromPCS != null)
+ return fromPCS.lookup(in);
+ else
+ return new float[nChannels];
+ }
+
+ public float[] fromRGB(float[] in)
+ {
+ return fromCIEXYZ(SrgbConverter.RGBtoXYZ(in));
+ }
+}