Index: sources/org/apache/batik/transcoder/wmf/tosvg/AbstractWMFPainter.java
===================================================================
--- sources/org/apache/batik/transcoder/wmf/tosvg/AbstractWMFPainter.java	(revision 1341257)
+++ sources/org/apache/batik/transcoder/wmf/tosvg/AbstractWMFPainter.java	(working copy)
@@ -140,7 +140,7 @@
             // Determine the number of colors
             int nbColors = 0;
             if (_clrused > 0) nbColors = _clrused;
-            else nbColors = (1 & 0x00ff) << 8;
+            else nbColors = 1 << 8;
             // Read the palette colors.
             int offset = _headerSize;
             int[]  palette = new int[nbColors];
@@ -164,6 +164,36 @@
                 }
                 offset += pad;
             }
+        // 4 bit image
+        } else if (_nbit == 4) {
+            // Determine the number of colors
+            int nbColors = 0;
+            if (_clrused > 0) nbColors = _clrused;
+            else nbColors = 1 << 4;
+            // Read the palette colors.
+            int offset = _headerSize;
+            int[] palette = new int[nbColors];
+            for (int i = 0; i < nbColors; i++) {
+                palette[i] = (255 & 0x00ff) << 24 | (((int)bit[offset+2] & 0x00ff) << 16)
+                            | (((int)bit[offset+1] & 0x00ff) << 8)
+                            | (int)bit[offset] & 0x00ff;
+                offset += 4;
+            }
+
+            // populate the int array
+            int usedBytesPerRow = _width / 2;
+            if (_width % 2 != 0) usedBytesPerRow++;
+            int pad = (_size / _height) - usedBytesPerRow;
+            for (int j = 0; j < _height; j++) {
+                for (int i = 0; i < _width; i+=2) {
+                    int nibble1 = (int) ((bit[offset] >> 4) & 0x000f);
+                    int nibble2 = (int) (bit[offset] & 0x000f);
+                    bitI[_width*(_height-j-1)+i] = palette [nibble1];
+                    bitI[_width*(_height-j-1)+i+1] = palette [nibble2];
+                    offset++;
+                }
+                offset += pad;
+            }
         // black and white image
         } else if (_nbit == 1) {
             // 2 colors only (black and white image)