diff options
Diffstat (limited to 'libjava/classpath/java/awt/image/ConvolveOp.java')
| -rw-r--r-- | libjava/classpath/java/awt/image/ConvolveOp.java | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/libjava/classpath/java/awt/image/ConvolveOp.java b/libjava/classpath/java/awt/image/ConvolveOp.java index f841c13557f..49ca2a6ea77 100644 --- a/libjava/classpath/java/awt/image/ConvolveOp.java +++ b/libjava/classpath/java/awt/image/ConvolveOp.java @@ -1,5 +1,5 @@ /* ConvolveOp.java -- - Copyright (C) 2004 Free Software Foundation -- ConvolveOp + Copyright (C) 2004, 2005 Free Software Foundation -- ConvolveOp This file is part of GNU Classpath. @@ -177,11 +177,13 @@ public class ConvolveOp implements BufferedImageOp, RasterOp } /** + * Returns (a clone of) the convolution kernel. + * * @return The convolution kernel. */ public Kernel getKernel() { - return kernel; + return (Kernel) kernel.clone(); } /* (non-Javadoc) @@ -189,8 +191,6 @@ public class ConvolveOp implements BufferedImageOp, RasterOp * java.awt.image.WritableRaster) */ public WritableRaster filter(Raster src, WritableRaster dest) { - if (src.numBands != dest.numBands) - throw new ImagingOpException(null); if (src == dest) throw new IllegalArgumentException(); if (src.getWidth() < kernel.getWidth() || @@ -199,6 +199,8 @@ public class ConvolveOp implements BufferedImageOp, RasterOp if (dest == null) dest = createCompatibleDestRaster(src); + else if (src.numBands != dest.numBands) + throw new ImagingOpException(null); // Deal with bottom edge if (edge == EDGE_ZERO_FILL) |