diff --git a/app/src/main/java/xdsopl/robot36/BaseMode.java b/app/src/main/java/xdsopl/robot36/BaseMode.java
new file mode 100644
index 0000000..78b0327
--- /dev/null
+++ b/app/src/main/java/xdsopl/robot36/BaseMode.java
@@ -0,0 +1,16 @@
+/*
+Base class for all modes
+
+Copyright 2025 Marek Ossowski <marek0ossowski@gmail.com>
+*/
+
+package xdsopl.robot36;
+
+import android.graphics.Bitmap;
+
+public abstract class BaseMode implements Mode {
+	@Override
+	public Bitmap postProcessScopeImage(Bitmap bmp) {
+		return bmp;
+	}
+}
diff --git a/app/src/main/java/xdsopl/robot36/MainActivity.java b/app/src/main/java/xdsopl/robot36/MainActivity.java
index b5d50dc..c73ab9d 100644
--- a/app/src/main/java/xdsopl/robot36/MainActivity.java
+++ b/app/src/main/java/xdsopl/robot36/MainActivity.java
@@ -828,7 +828,14 @@ public class MainActivity extends AppCompatActivity {
 		int height = scopeBuffer.height / 2;
 		int stride = scopeBuffer.width;
 		int offset = stride * scopeBuffer.line;
-		storeBitmap(Bitmap.createBitmap(scopeBuffer.pixels, offset, stride, width, height, Bitmap.Config.ARGB_8888));
+		Bitmap bmp = Bitmap.createBitmap(scopeBuffer.pixels, offset, stride, width, height, Bitmap.Config.ARGB_8888);
+
+		if (decoder != null)
+		{
+			bmp = decoder.currentMode.postProcessScopeImage(bmp);
+		}
+
+		storeBitmap(bmp);
 	}
 
 	private void createScope(Configuration config) {
diff --git a/app/src/main/java/xdsopl/robot36/Mode.java b/app/src/main/java/xdsopl/robot36/Mode.java
index f751112..2650ee5 100644
--- a/app/src/main/java/xdsopl/robot36/Mode.java
+++ b/app/src/main/java/xdsopl/robot36/Mode.java
@@ -6,6 +6,8 @@ Copyright 2024 Ahmet Inan <xdsopl@gmail.com>
 
 package xdsopl.robot36;
 
+import android.graphics.Bitmap;
+
 public interface Mode {
 	String getName();
 
@@ -21,6 +23,8 @@ public interface Mode {
 
 	int getScanLineSamples();
 
+	Bitmap postProcessScopeImage(Bitmap bmp);
+
 	void resetState();
 
 	/**
diff --git a/app/src/main/java/xdsopl/robot36/PaulDon.java b/app/src/main/java/xdsopl/robot36/PaulDon.java
index 74ab9d3..ee6e3cb 100644
--- a/app/src/main/java/xdsopl/robot36/PaulDon.java
+++ b/app/src/main/java/xdsopl/robot36/PaulDon.java
@@ -6,7 +6,7 @@ Copyright 2024 Ahmet Inan <xdsopl@gmail.com>
 
 package xdsopl.robot36;
 
-public class PaulDon implements Mode {
+public class PaulDon extends BaseMode {
 	private final ExponentialMovingAverage lowPassFilter;
 	private final int horizontalPixels;
 	private final int verticalPixels;
diff --git a/app/src/main/java/xdsopl/robot36/RGBDecoder.java b/app/src/main/java/xdsopl/robot36/RGBDecoder.java
index 12de680..fa1ef00 100644
--- a/app/src/main/java/xdsopl/robot36/RGBDecoder.java
+++ b/app/src/main/java/xdsopl/robot36/RGBDecoder.java
@@ -6,7 +6,7 @@ Copyright 2024 Ahmet Inan <xdsopl@gmail.com>
 
 package xdsopl.robot36;
 
-public class RGBDecoder implements Mode {
+public class RGBDecoder extends BaseMode {
 	private final ExponentialMovingAverage lowPassFilter;
 	private final int horizontalPixels;
 	private final int verticalPixels;
diff --git a/app/src/main/java/xdsopl/robot36/RawDecoder.java b/app/src/main/java/xdsopl/robot36/RawDecoder.java
index 1620363..931144d 100644
--- a/app/src/main/java/xdsopl/robot36/RawDecoder.java
+++ b/app/src/main/java/xdsopl/robot36/RawDecoder.java
@@ -6,7 +6,7 @@ Copyright 2024 Ahmet Inan <xdsopl@gmail.com>
 
 package xdsopl.robot36;
 
-public class RawDecoder implements Mode {
+public class RawDecoder extends BaseMode {
 	private final ExponentialMovingAverage lowPassFilter;
 	private final int smallPictureMaxSamples;
 	private final int mediumPictureMaxSamples;
diff --git a/app/src/main/java/xdsopl/robot36/Robot_36_Color.java b/app/src/main/java/xdsopl/robot36/Robot_36_Color.java
index 129e0f1..baf448e 100644
--- a/app/src/main/java/xdsopl/robot36/Robot_36_Color.java
+++ b/app/src/main/java/xdsopl/robot36/Robot_36_Color.java
@@ -6,7 +6,7 @@ Copyright 2024 Ahmet Inan <xdsopl@gmail.com>
 
 package xdsopl.robot36;
 
-public class Robot_36_Color implements Mode {
+public class Robot_36_Color extends BaseMode {
 	private final ExponentialMovingAverage lowPassFilter;
 	private final int horizontalPixels;
 	private final int verticalPixels;
diff --git a/app/src/main/java/xdsopl/robot36/Robot_72_Color.java b/app/src/main/java/xdsopl/robot36/Robot_72_Color.java
index 07a0564..f1bf907 100644
--- a/app/src/main/java/xdsopl/robot36/Robot_72_Color.java
+++ b/app/src/main/java/xdsopl/robot36/Robot_72_Color.java
@@ -6,7 +6,7 @@ Copyright 2024 Ahmet Inan <xdsopl@gmail.com>
 
 package xdsopl.robot36;
 
-public class Robot_72_Color implements Mode {
+public class Robot_72_Color extends BaseMode {
 	private final ExponentialMovingAverage lowPassFilter;
 	private final int horizontalPixels;
 	private final int verticalPixels;