Integrated OpenJDK javax.imageio package (excluding the jpeg support, because OpenJDK uses native code for that).

2 files changed, 230 insertions, 0 deletions

diff --git a/openjdk/com/sun/imageio/plugins/jpeg/JPEGImageReaderSpi.java b/openjdk/com/sun/imageio/plugins/jpeg/JPEGImageReaderSpi.java
new file mode 100644
index 00000000..5ead2ab7
--- /dev/null
+++ b/openjdk/com/sun/imageio/plugins/jpeg/JPEGImageReaderSpi.java
@@ -0,0 +1,112 @@
+/*
+ * Copyright 2000-2004 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package com.sun.imageio.plugins.jpeg;
+
+import java.util.Locale;
+import javax.imageio.spi.ImageReaderSpi;
+import javax.imageio.stream.ImageInputStream;
+import javax.imageio.spi.IIORegistry;
+import javax.imageio.spi.ServiceRegistry;
+import java.io.IOException;
+import javax.imageio.ImageReader;
+import javax.imageio.IIOException;
+
+public class JPEGImageReaderSpi extends ImageReaderSpi {
+
+    private static String [] writerSpiNames = 
+        {"com.sun.imageio.plugins.jpeg.JPEGImageWriterSpi"};
+
+    private boolean registered = false;
+    
+    public JPEGImageReaderSpi() {
+        super(JPEG.vendor,
+              JPEG.version,
+              JPEG.names,
+              JPEG.suffixes,
+              JPEG.MIMETypes,
+              "com.sun.imageio.plugins.jpeg.JPEGImageReader",
+              STANDARD_INPUT_TYPE,
+              writerSpiNames,
+              true,
+              JPEG.nativeStreamMetadataFormatName,
+              JPEG.nativeStreamMetadataFormatClassName,
+              null, null,
+              true,
+              JPEG.nativeImageMetadataFormatName,
+              JPEG.nativeImageMetadataFormatClassName,
+              null, null
+              );
+    }
+
+    public void onRegistration(ServiceRegistry registry,
+                               Class<?> category) {
+        if (registered) {
+            return;
+        }
+    /*
+        try {
+            java.security.AccessController.doPrivileged(
+                new sun.security.action.LoadLibraryAction("jpeg"));
+            // Stuff it all into one lib for first pass
+            //java.security.AccessController.doPrivileged(
+            //new sun.security.action.LoadLibraryAction("imageioIJG"));
+        } catch (Throwable e) { // Fail on any Throwable
+            // if it can't be loaded, deregister and return
+            registry.deregisterServiceProvider(this);
+            return;
+        }
+     */
+
+        registered = true;
+    }
+
+    public String getDescription(Locale locale) {
+        return "Standard JPEG Image Reader (not implemented)";
+    }
+
+    public boolean canDecodeInput(Object source) throws IOException {
+        if (!(source instanceof ImageInputStream)) {
+            return false;
+        }
+        ImageInputStream iis = (ImageInputStream) source;
+        iis.mark();
+        // If the first two bytes are a JPEG SOI marker, it's probably
+        // a JPEG file.  If they aren't, it definitely isn't a JPEG file.
+        int byte1 = iis.read();
+        int byte2 = iis.read();
+        iis.reset();
+        if ((byte1 == 0xFF) && (byte2 == JPEG.SOI)) {
+            return true;
+        }
+        return false;
+    }
+    
+    public ImageReader createReaderInstance(Object extension) 
+        throws IIOException {
+	throw new Error("Not implemented");
+    }
+
+}
diff --git a/openjdk/com/sun/imageio/plugins/jpeg/JPEGImageWriterSpi.java b/openjdk/com/sun/imageio/plugins/jpeg/JPEGImageWriterSpi.java
new file mode 100644
index 00000000..b8c086ff
--- /dev/null
+++ b/openjdk/com/sun/imageio/plugins/jpeg/JPEGImageWriterSpi.java
@@ -0,0 +1,118 @@
+/*
+ * Copyright 2000-2004 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package com.sun.imageio.plugins.jpeg;
+
+import javax.imageio.spi.ImageWriterSpi;
+import javax.imageio.spi.ServiceRegistry;
+import javax.imageio.spi.IIORegistry;
+import javax.imageio.ImageWriter;
+import javax.imageio.ImageTypeSpecifier;
+import javax.imageio.IIOException;
+
+import java.awt.image.ColorModel;
+import java.awt.image.IndexColorModel;
+import java.awt.image.SampleModel;
+import java.util.Locale;
+
+public class JPEGImageWriterSpi extends ImageWriterSpi {
+
+    private static String [] readerSpiNames = 
+        {"com.sun.imageio.plugins.jpeg.JPEGImageReaderSpi"};
+
+    private boolean registered = false;
+    
+    public JPEGImageWriterSpi() {
+        super(JPEG.vendor,
+              JPEG.version,
+              JPEG.names,
+              JPEG.suffixes,
+              JPEG.MIMETypes,
+              "com.sun.imageio.plugins.jpeg.JPEGImageWriter",
+              STANDARD_OUTPUT_TYPE,
+              readerSpiNames,
+              true,
+              JPEG.nativeStreamMetadataFormatName,
+              JPEG.nativeStreamMetadataFormatClassName,
+              null, null,
+              true,
+              JPEG.nativeImageMetadataFormatName,
+              JPEG.nativeImageMetadataFormatClassName,
+              null, null
+              );
+    }
+
+    public String getDescription(Locale locale) {
+        return "Standard JPEG Image Writer (not implemented)";
+    }
+
+    public void onRegistration(ServiceRegistry registry,
+                               Class<?> category) {
+        if (registered) {
+            return;
+        }
+    /*
+        try {
+            java.security.AccessController.doPrivileged(
+                new sun.security.action.LoadLibraryAction("jpeg"));
+        } catch (Throwable e) { // Fail on any Throwable
+            // if it can't be loaded, deregister and return
+            registry.deregisterServiceProvider(this);
+            return;
+        }
+     */
+
+        registered = true;
+    }
+
+    public boolean isFormatLossless() {
+        return false;
+    }
+
+    public boolean canEncodeImage(ImageTypeSpecifier type) {
+        SampleModel sampleModel = type.getSampleModel();
+
+        // Find the maximum bit depth across all channels
+        int[] sampleSize = sampleModel.getSampleSize();
+        int bitDepth = sampleSize[0];
+        for (int i = 1; i < sampleSize.length; i++) {
+            if (sampleSize[i] > bitDepth) {
+                bitDepth = sampleSize[i];
+            }
+        }
+
+        // 4450894: Ensure bitDepth is between 1 and 8
+        if (bitDepth < 1 || bitDepth > 8) {
+            return false;
+        }
+
+        return true;
+    }
+
+    public ImageWriter createWriterInstance(Object extension)
+        throws IIOException {
+	throw new Error("Not implemented");
+    }
+}