sin city style filter

app/src/main/java/de/serviceflow/frankenstein/MovieProcessor.java

@@ -231,7 +231,7 @@ public boolean processVideo(ProcessingListener l) {
 						FilterContext context = new DefaultFilterContext();
 						for (FilterElement element : localFilters) {
 							if (element.filter != null) {
-								if (element.r.start <= i && i < element.r.end) {
+								if (element.r.start <= i && (i < element.r.end || !streamStopped)) {
 									// System.out.println("MovieProcessor
 									// processStreamFrame
 									// " +

app/src/main/java/de/serviceflow/frankenstein/fxml/FxMain.java

@@ -276,8 +276,8 @@ public void createSegmentFilters() {
 			String pluginJogAmpRef = pluginJogAmpbase + "/" + "plugin-jogamp-" + version + ".jar";
 
 			// Filters completly in jar
-//			segmentFilters.add(loadExternalFilterInstance(
-//					"de.serviceflow.frankenstein.plugin.opencv.NativeExampleFilter", pluginOpenCVRef));
+			segmentFilters.add(loadExternalFilterInstance(
+					"de.serviceflow.frankenstein.plugin.opencv.NativeExampleFilter", pluginOpenCVRef));
 			segmentFilters.add(loadExternalFilterInstance(
 					"de.serviceflow.frankenstein.plugin.opencv.VideoEqualizerFilter", pluginOpenCVRef));
 //			segmentFilters.add(loadExternalFilterInstance(

app/src/main/java/de/serviceflow/frankenstein/fxml/ProcessingSceneController.java

@@ -517,6 +517,12 @@ public void videoStarted(int frames, double fps) {
 			currentFrameIndex.setDisable(false);
 		});
 
+		FilterElement val = new FilterElement(new Range(1, frames), this);
+		filterListData.add(val);
+		Platform.runLater(() -> {
+			drawEditCanvas();
+		});
+
 	}
 
 	private void adjustVideoLengthDisplay() {

plugin-opencv/java/src/main/java/de/serviceflow/frankenstein/plugin/opencv/NativeExampleConfigController.java

@@ -1,7 +1,46 @@
 package de.serviceflow.frankenstein.plugin.opencv;
 
 import de.serviceflow.frankenstein.plugin.api.SegmentConfigController;
+import javafx.fxml.FXML;
+import javafx.scene.control.Slider;
 
 public class NativeExampleConfigController extends SegmentConfigController {
 
+	@FXML
+	Slider slColor;
+	@FXML
+	Slider slRange;
+
+	private int farbe = 0;
+	private int range = 20;
+
+	public int getFarbe() {
+		return farbe;
+	}
+
+	void setFarbe(int farbe) {
+		this.farbe = farbe;
+	}
+
+	public void initialize() {
+		slColor.setValue(farbe);
+		slColor.valueProperty().addListener((observable, oldvalue, newvalue) -> {
+			farbe = newvalue.intValue();
+			fireChange();
+		});
+		slRange.setValue(range);
+		slRange.valueProperty().addListener((observable, oldvalue, newvalue) -> {
+			range = newvalue.intValue();
+			fireChange();
+		});
+	}
+
+	public void setRange(int range) {
+		this.range = range;
+	}
+
+	public int getRange() {
+		return range;
+	}
+
 }

plugin-opencv/java/src/main/java/de/serviceflow/frankenstein/plugin/opencv/NativeExampleFilter.java

@@ -19,6 +19,7 @@
 import java.lang.reflect.Method;
 
 import org.opencv.core.Mat;
+import org.opencv.imgproc.Imgproc;
 
 import de.serviceflow.frankenstein.plugin.api.FilterContext;
 import de.serviceflow.frankenstein.plugin.api.NativeSegmentFilter;
@@ -30,11 +31,13 @@ public class NativeExampleFilter extends NativeSegmentFilter<NativeExampleConfig
 
 	private final Method jniProxyProcessMethod;
 
+	private Mat mHsvMat = new Mat();
+
 	@SuppressWarnings("unchecked")
 	public NativeExampleFilter() throws UnsatisfiedLinkError {
 		super("native", JNI_FILTER_CLASS);
 		try {
-			jniProxyProcessMethod = getJniProxyClass().getMethod("process", Object.class, int.class, Object.class);
+			jniProxyProcessMethod = getJniProxyClass().getMethod("process", Object.class, int.class, Object.class, int.class, int.class);
 		} catch (NoSuchMethodException | SecurityException | IllegalArgumentException e) {
 			throw new RuntimeException("jni wrapper creation failed", e);
 		}
@@ -46,17 +49,29 @@ protected SegmentConfigController instantiateController() {
 	}
 
 	@Override
-	public Mat process(Mat sourceFrame, int frameId, FilterContext context) {
+	public Mat process(Mat rgbaImage, int frameId, FilterContext context) {
+        Imgproc.cvtColor(rgbaImage, mHsvMat, Imgproc.COLOR_RGB2HSV_FULL);
+
+        NativeExampleConfigController c = ((NativeExampleConfigController)getConfigController());
+        int farbe = c.getFarbe();
+        int range = c.getRange();
 		try {
-			jniProxyProcessMethod.invoke(getJniProxy(), sourceFrame, frameId, context);
+			jniProxyProcessMethod.invoke(getJniProxy(), mHsvMat, frameId, context, farbe, range);
 		} catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
 			e.printStackTrace();
 		}
-		return sourceFrame;
+
+		Imgproc.cvtColor(mHsvMat, rgbaImage, Imgproc.COLOR_HSV2RGB_FULL);
+
+		return rgbaImage;
 	}
 
 	@Override
 	protected void initializeController() {
-		// getConfigController(). ...
+        NativeExampleConfigController c = ((NativeExampleConfigController)getConfigController());
+        int farbe = 310;
+        c.setFarbe(farbe);
+        int range = 20;
+        c.setRange(range);
 	}
 }

plugin-opencv/java/src/main/java/de/serviceflow/frankenstein/plugin/opencv/jni/NativeExample.java

@@ -11,5 +11,5 @@ protected void loadLibrary(String name) {
   }
 
 	public native void init();
-	public native void process(Object mat, int frameId, Object context);
+	public native void process(Object mat, int frameId, Object context, int farbe, int range);
 }

plugin-opencv/java/src/main/resources/de/serviceflow/frankenstein/plugin/opencv/native.fxml

@@ -9,4 +9,23 @@
 <?import javafx.scene.layout.BorderPane?>
 
 <BorderPane xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1">
-</BorderPane>
+   <top>
+      <GridPane BorderPane.alignment="CENTER">
+        <columnConstraints>
+          <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" />
+          <ColumnConstraints hgrow="SOMETIMES" maxWidth="1.7976931348623157E308" minWidth="10.0" prefWidth="300.0" />
+          <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" prefWidth="100.0" />
+        </columnConstraints>
+        <rowConstraints>
+          <RowConstraints minHeight="10.0" prefHeight="50.0" vgrow="SOMETIMES" />
+          <RowConstraints minHeight="10.0" prefHeight="50.0" vgrow="SOMETIMES" />
+        </rowConstraints>
+         <children>
+            <Label text="%lCOLOR" />
+            <Label text="%lRANGE" GridPane.rowIndex="1" />
+            <Slider fx:id="slColor" blockIncrement="60.0" majorTickUnit="60.0" max="359.0" minorTickCount="30" showTickLabels="true" showTickMarks="true" value="0.0" GridPane.columnIndex="1" />
+            <Slider fx:id="slRange" majorTickUnit="10.0" max="45.0" min="5.0" minorTickCount="1" showTickLabels="true" showTickMarks="true" value="20" GridPane.columnIndex="1" GridPane.rowIndex="1" />
+         </children>
+      </GridPane>
+   </top>
+</BorderPane>

plugin-opencv/java/src/main/resources/de/serviceflow/frankenstein/plugin/opencv/native.properties

@@ -1 +1,3 @@
-name=Native Example
+name=Sin City Style
+lCOLOR=Hue
+lRANGE=Range

plugin-opencv/java/src/main/resources/de/serviceflow/frankenstein/plugin/opencv/native_de.properties

@@ -0,0 +1,3 @@
+name=Sin City Stil
+lCOLOR=Farbwinkel
+lRANGE=Breite

plugin-opencv/native/src/main/native/NativeExample.cpp

@@ -16,35 +16,66 @@ JNIEXPORT void JNICALL Java_de_serviceflow_frankenstein_plugin_opencv_jni_Native
   (JNIEnv* env, jobject obj)
 {
   JwMat* mat = JwMat::matptr;
-  cout << "Java_cc0_NativeExample_init START" << endl;
   if (mat == NULL) {
-	 cout << "Java_cc0_NativeExample_init Mat-Wrapper created" << endl;
 	 JwMat::matptr = new JwMat(env);
   }
-  cout << "Java_cc0_NativeExample_init END" << endl;
 }
 
 JNIEXPORT void JNICALL Java_de_serviceflow_frankenstein_plugin_opencv_jni_NativeExample_process
   (JNIEnv* env, jobject obj,
-   jobject matobj, jint frameId, jobject context)
+   jobject matobj, jint frameId, jobject context, jint keyHue, jint range)
 {
-  cout << "Java_cc0_NativeExample_process CALLED " << frameId << endl;
   JwMat* mat = JwMat::matptr;
   int cols = mat->cols(env, matobj);
   int rows = mat->rows(env, matobj);
-  cout << "rows=" << rows << ", cols=" << cols << endl;
+//  cout << "rows=" << rows << ", cols=" << cols << endl;
 
   int channels = mat->channels(env, matobj);
   if (channels<3) {
-	  J_THROW("java/lang/Error", "channels < 3: "+mat->channels(env, matobj));
+	  J_THROW("java/lang/Error", "Expecting HSV Mat. channels < 3: "+mat->channels(env, matobj));
       return;
   }
 
-  int c0 = (unsigned char)POINT_CHANNEL_VALUE(env,matobj,mat,(rows>>1),(cols>>1),0);
-  int c1 = (unsigned char)POINT_CHANNEL_VALUE(env,matobj,mat,(rows>>1),(cols>>1),1);
-  int c2 = (unsigned char)POINT_CHANNEL_VALUE(env,matobj,mat,(rows>>1),(cols>>1),2);
-  cout << "RGB-values at " << (rows>>1) << "," << (cols>>1) << ": " <<
-		  c2 << "/" << c1 << "/" << c0 << endl ;
+  // keyHue := [0,359]
+
+  int saturation = 60;
+  int keyHueB = keyHue >> 1;
+
+  for(int y = 0; y < rows; y++)
+  {
+	  jbyte * rowaddr = ROW_ADDR(env, matobj,mat,y);
+
+	  for (int x = 0; x < cols; x++)
+	  {
+		  int i = x * channels;
+
+    // OpenCV: For HSV, Hue range is [0,179] mapped to [0,359], Saturation range is [0,255] and Value range is [0,255].
+		  int h = 2 * (unsigned char)rowaddr[i];
+		  int s = (unsigned char)rowaddr[i+1];
+		  int v = (unsigned char)rowaddr[i+2];
+
+      int hlower = keyHue - range;
+      int hupper = keyHue + range;
+
+      if ( (h > hlower && h < hupper) || (hlower<0 && h>360+hlower) || (hupper>360 && h<hupper-360))
+      {
+        int distance = keyHue - h;
+        if (distance<0)
+          distance = -distance;
+
+        if (distance>=range-2)
+          s = s >>1;
+        if (distance>=range)
+          s = s >>1;
+      }
+      else
+      {
+        s = 0;
+      }
+
+		  rowaddr[i+1] = s; // save result
+	  }
+  }
 
 }