diff --git a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/decoder/Res9patchStreamDecoder.java b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/decoder/Res9patchStreamDecoder.java
index 9ce1be8a..680f4712 100644
--- a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/decoder/Res9patchStreamDecoder.java
+++ b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/decoder/Res9patchStreamDecoder.java
@@ -56,6 +56,36 @@ public class Res9patchStreamDecoder implements ResStreamDecoder {
                 drawVLine(im2, 0, yDivs[i] + 1, yDivs[i + 1]);
             }
 
+            try {
+                OpticalInset oi = getOpticalInset(data);
+
+                //As far as I know, only the length of the red lines are interesting
+                //not their positions
+                //So set them up in the corners
+                //TODO: Check we haven't already filled it with NP_COLOR?
+                for(int i = 0; i < oi.layoutBoundsLeft; i++) {
+                    int x = 1 + i;
+                    im2.setRGB(x, h + 1, OI_COLOR);
+                }
+
+                for(int i = 0; i < oi.layoutBoundsRight; i++) {
+                    int x = w - i;
+                    im2.setRGB(x, h + 1, OI_COLOR);
+                }
+
+                for(int i = 0; i < oi.layoutBoundsTop; i++) {
+                    int y = 1 + i;
+                    im2.setRGB(w + 1, y, OI_COLOR);
+                }
+
+                for(int i = 0; i < oi.layoutBoundsBottom; i++) {
+                    int y = h - i;
+                    im2.setRGB(w + 1, y, OI_COLOR);
+                }
+            } catch(CantFind9PatchChunk t) {
+                //This chunk might not exist
+            }
+
             ImageIO.write(im2, "png", out);
         } catch (IOException ex) {
             throw new AndrolibException(ex);
@@ -70,11 +100,18 @@ public class Res9patchStreamDecoder implements ResStreamDecoder {
     private NinePatch getNinePatch(byte[] data) throws AndrolibException,
             IOException {
         ExtDataInput di = new ExtDataInput(new ByteArrayInputStream(data));
-        find9patchChunk(di);
+        find9patchChunk(di, NP_CHUNK_TYPE);
         return NinePatch.decode(di);
     }
 
-    private void find9patchChunk(DataInput di) throws AndrolibException,
+    private OpticalInset getOpticalInset(byte[] data) throws AndrolibException,
+            IOException {
+        ExtDataInput di = new ExtDataInput(new ByteArrayInputStream(data));
+        find9patchChunk(di, OI_CHUNK_TYPE);
+        return OpticalInset.decode(di);
+    }
+
+    private void find9patchChunk(DataInput di, int magic) throws AndrolibException,
             IOException {
         di.skipBytes(8);
         while (true) {
@@ -84,7 +121,7 @@ public class Res9patchStreamDecoder implements ResStreamDecoder {
             } catch (IOException ex) {
                 throw new CantFind9PatchChunk("Cant find nine patch chunk", ex);
             }
-            if (di.readInt() == NP_CHUNK_TYPE) {
+            if (di.readInt() == magic) {
                 return;
             }
             di.skipBytes(size + 4);
@@ -104,7 +141,9 @@ public class Res9patchStreamDecoder implements ResStreamDecoder {
     }
 
     private static final int NP_CHUNK_TYPE = 0x6e705463; // npTc
+    private static final int OI_CHUNK_TYPE = 0x6e704c62; // npLb
     private static final int NP_COLOR = 0xff000000;
+    private static final int OI_COLOR = 0xffff0000;
 
     private static class NinePatch {
         public final int padLeft, padRight, padTop, padBottom;
@@ -138,4 +177,25 @@ public class Res9patchStreamDecoder implements ResStreamDecoder {
                     yDivs);
         }
     }
+
+    private static class OpticalInset {
+	    public final int layoutBoundsLeft, layoutBoundsTop, layoutBoundsRight, layoutBoundsBottom;
+
+        public OpticalInset(int layoutBoundsLeft, int layoutBoundsTop,
+                int layoutBoundsRight, int layoutBoundsBottom) {
+            this.layoutBoundsLeft   = layoutBoundsLeft;
+            this.layoutBoundsTop    = layoutBoundsTop;
+            this.layoutBoundsRight  = layoutBoundsRight;
+            this.layoutBoundsBottom = layoutBoundsBottom;
+        }
+
+        public static OpticalInset decode(ExtDataInput di) throws IOException {
+            int layoutBoundsLeft = Integer.reverseBytes(di.readInt());
+            int layoutBoundsTop = Integer.reverseBytes(di.readInt());
+            int layoutBoundsRight = Integer.reverseBytes(di.readInt());
+            int layoutBoundsBottom = Integer.reverseBytes(di.readInt());
+            return new OpticalInset(layoutBoundsLeft, layoutBoundsTop,
+                    layoutBoundsRight, layoutBoundsBottom);
+        }
+    }
 }