Index: applications/editors/josm/plugins/piclayer/src/org/openstreetmap/josm/plugins/piclayer/layer/PicLayerAbstract.java
===================================================================
--- applications/editors/josm/plugins/piclayer/src/org/openstreetmap/josm/plugins/piclayer/layer/PicLayerAbstract.java	(revision 30436)
+++ applications/editors/josm/plugins/piclayer/src/org/openstreetmap/josm/plugins/piclayer/layer/PicLayerAbstract.java	(revision 30547)
@@ -28,4 +28,5 @@
 import java.awt.Point;
 import java.awt.Toolkit;
+import java.awt.RenderingHints;
 import java.awt.geom.AffineTransform;
 import java.awt.geom.NoninvertibleTransformException;
@@ -252,4 +253,6 @@
 
             g.transform(transformer.getTransform());
+
+            g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
 
             // Draw picture