fix

Signed-off-by: rattatwinko <seppmutterman@gmail.com>

src/main/java/io/swtc/Main.java

@@ -1,26 +1,22 @@
-
 package io.swtc;
 
 import javax.swing.*;
 
+import io.swtc.proccessing.ui.ShowError;
+
 public class Main {
 
     public static void main(String[] args) {
-
+        for (int i = 0; i < args.length; i++) {
-        try {
+            System.out.println("Arg " + i + ": " + args[i]);
-            UIManager.setLookAndFeel(
-                   "com.sun.java.swing.plaf.windows.WindowsLookAndFeel"
-            );
-        } catch (Exception e) {
-            JOptionPane.showMessageDialog(
-                    null,
-                    "LaF not available",
-                    "LaF-Warning",
-                    JOptionPane.WARNING_MESSAGE
-            );
         }
 
-        // For some reason we need to invoke Later for LaF to work!
+        try {
-        SwingUtilities.invokeLater(() -> SwingCCTVManager.main(null));
+            UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+        } catch (Exception e) {
+            ShowError.warning(null,"LaF Warn","LaF");
+        }
+
+        SwingCCTVManager.main(null);
     }
 }

src/main/java/io/swtc/proccessing/CameraPanel.java

@@ -3,17 +3,19 @@ package io.swtc.proccessing;
 import javax.swing.*;
 import java.awt.*;
 import java.awt.image.BufferedImage;
+import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.function.Function;
 
 /**
  * Enhanced CameraPanel with support for custom image processors
  */
 public class CameraPanel extends JPanel {
-    private BufferedImage currentImage;
-    private BufferedImage processedImage;
 
-    // Custom processor for advanced effects
+    private volatile BufferedImage sourceImage;
+    private volatile BufferedImage processedImage;
+
     private Function<BufferedImage, BufferedImage> imageProcessor;
+    private final AtomicBoolean repaintScheduled = new AtomicBoolean(false);
 
     public CameraPanel() {
         setBackground(Color.BLACK);
@@ -21,78 +23,47 @@ public class CameraPanel extends JPanel {
     }
 
     public void setImage(BufferedImage img) {
-        this.currentImage = img;
+        sourceImage = img;
-        processImage();
+
-        repaint();
+        if (repaintScheduled.compareAndSet(false, true)) {
+            SwingUtilities.invokeLater(() -> {
+                repaintScheduled.set(false);
+                repaint();
+            });
+        }
     }
 
     public void setImageProcessor(Function<BufferedImage, BufferedImage> processor) {
         this.imageProcessor = processor;
-        processImage();
-        repaint();
-    }
-
-    private void processImage() {
-        if (currentImage == null) {
-            processedImage = null;
-            return;
-        }
-
-        BufferedImage result = currentImage;
-
-        // Apply basic transforms first
-        result = applyBasicEffects(result);
-
-        // Apply custom processor if set
-        if (imageProcessor != null) {
-            result = imageProcessor.apply(result);
-        }
-
-        processedImage = result;
-    }
-
-    private BufferedImage applyBasicEffects(BufferedImage img) {
-        int width = img.getWidth();
-        int height = img.getHeight();
-        BufferedImage result = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
-
-        for (int y = 0; y < height; y++) {
-            for (int x = 0; x < width; x++) {
-                // Handle mirror/flip/rotate
-                int srcX = x;
-                int srcY = y;
-
-                // Ensure coordinates are in bounds
-                srcX = Math.max(0, Math.min(width - 1, srcX));
-                srcY = Math.max(0, Math.min(height - 1, srcY));
-
-                int rgb = img.getRGB(srcX, srcY);
-                int r = (rgb >> 16) & 0xFF;
-                int g = (rgb >> 8) & 0xFF;
-                int b = rgb & 0xFF;
-
-                result.setRGB(x, y, (r << 16) | (g << 8) | b);
-            }
-        }
-
-        return result;
     }
 
     @Override
     protected void paintComponent(Graphics g) {
         super.paintComponent(g);
 
-        if (processedImage != null) {
+        BufferedImage src = sourceImage;
-            Graphics2D g2d = (Graphics2D) g;
+        if (src == null) return;
 
-            g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
+        BufferedImage img = src;
 
-            g2d.drawImage(processedImage, 0, 0, getWidth(), getHeight(), null);
+        if (imageProcessor != null) {
+            // we only apply the proccessor if it is present
+            // that is due too CPU Usage ; This project was built for a DUAL Core CPU, not a quad or even 6 Core CPU
+            img = imageProcessor.apply(src);
         }
+
+        processedImage = img;
+
+        Graphics2D g2d = (Graphics2D) g;
+        g2d.setRenderingHint(
+                RenderingHints.KEY_INTERPOLATION,
+                RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR
+        );
+
+        g2d.drawImage(img, 0, 0, getWidth(), getHeight(), null);
     }
 
     public BufferedImage getCurrentProcessedImage() {
         return processedImage;
     }
-
 }

src/main/java/io/swtc/proccessing/WebcamCaptureLoop.java

@@ -2,76 +2,84 @@ package io.swtc.proccessing;
 
 import com.github.sarxos.webcam.Webcam;
 import com.github.sarxos.webcam.WebcamException;
+import com.github.sarxos.webcam.WebcamResolution;
 
 import java.awt.Dimension;
 import java.awt.image.BufferedImage;
 import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.concurrent.locks.LockSupport;
 import java.util.function.Consumer;
 import javax.swing.*;
 
+import io.swtc.proccessing.ui.ShowError;
+
 public class WebcamCaptureLoop {
     private final Webcam webcam;
     private final Consumer<BufferedImage> onFrameCaptured;
     private volatile boolean running = false;
     private final AtomicBoolean cleanedUp = new AtomicBoolean(false);
+    private final int targetframes = 20;
 
     public WebcamCaptureLoop(Webcam webcam, Consumer<BufferedImage> onFrameCaptured) {
         this.webcam = webcam;
         this.onFrameCaptured = onFrameCaptured;
 
-        // this is some of the most stupid shit ive seen in years, this is needed for opening the stream.
+        Dimension vga = WebcamResolution.VGA.getSize();
-        // the webcam package may not know the res before its opened and well this is before we open it. that is below in the thread.
+        if (isSizeSupported(webcam, vga)) { // we dont do stupid shit anymore! cause we are smarter than before...
-        // so this freaks out and doesnt want to cooperate.
+            webcam.setViewSize(vga);
-        if (!webcam.getName().toLowerCase().contains("ipcam")) {
+        } else {
-            Dimension[] sizes = webcam.getViewSizes();
+            Dimension[] dimensions = webcam.getViewSizes();
-            webcam.setViewSize(sizes[sizes.length - 1]);
+            webcam.setViewSize(dimensions[dimensions.length - 1]);
         }
     }
 
+    private boolean isSizeSupported(Webcam webcam, Dimension vga) {
+        for (Dimension d: webcam.getViewSizes()) {
+            if (
+                    d.width == vga.width && d.height == vga.height
+            ) return true; // this should return 640x480 :)
+        }
+        return false;
+    }
+
     public void start() {
         if (running) return;
         running = true;
 
         Thread captureThread = new Thread(() -> {
-            // this is where we open it. if the res isnt known then it fucks up.
             try {
-                webcam.open();
+                if (!webcam.isOpen()) webcam.open(); // open if not
-            } catch (WebcamException e) {
-                JOptionPane.showMessageDialog(
-                        null,
-                        "WebcamException" + e.getMessage(),
-                        "WebcamException",
-                        JOptionPane.ERROR_MESSAGE
-                );
-            }
 
-            while (running) {
+                long frameDurationLimitns = 1_000_000_000L / targetframes; // we use NanoSeconds cause its more accurate
-                BufferedImage img = webcam.getImage();
+
-                if (img != null) {
+                while (running) {
-                    //System.err.println(img);
+                    long startTime = System.nanoTime();
-                    onFrameCaptured.accept(img);
+
+                    BufferedImage img = webcam.getImage();
+                    if (img != null)
+                        // there is no need for a invoke later swing wise!
+                        onFrameCaptured.accept(img);
+
+                    long timespent = System.nanoTime() - startTime;
+                    long sleeptime = frameDurationLimitns - timespent;
+
+                    if (sleeptime > 0) {
+                        LockSupport.parkNanos(sleeptime);
+                    } else {
+                        // do a yield to prevent ui freezes
+                        Thread.yield();
+                    }
                 }
-
+            } catch (Exception e) {
-                try {
+                ShowError.warning(
-                    Thread.sleep(15);
-                } catch (InterruptedException e) {
-                    break;
-                }
-            }
-            try {
-                webcam.close();
-
-            } catch (IllegalStateException e) {
-                // show a error message from javax.swing.awt.JOptionPane
-                JOptionPane.showMessageDialog(
                         null,
-                        "IllegalStateException@"+e,
+                        "Exception" + e,
-                        "IllegalStateException",
+                        "Exception"
-                        JOptionPane.ERROR_MESSAGE
                 );
+            } finally {
+                cleanup();
             }
-        });
+        }, "cam_cap_thread");
-        captureThread.setName("cam_cap_thread");
         captureThread.start();
     }
 
@@ -111,6 +119,5 @@ public class WebcamCaptureLoop {
      */
     public void stop() {
         running = false;
-        cleanup();
     }
 }

src/main/java/io/swtc/proccessing/ui/ShowError.java

@@ -0,0 +1,38 @@
+package io.swtc.proccessing.ui;
+
+import javax.swing.*;
+import java.awt.*;
+
+public final class ShowError {
+
+    private ShowError() {
+        // we dont instantiate cause it causes some errors
+    }
+
+    public static void error(Component parent, String title, String message) {
+        JOptionPane.showMessageDialog(
+                parent,
+                message,
+                title,
+                JOptionPane.ERROR_MESSAGE
+        );
+    }
+
+    public static void warning(Component parent, String title, String message) {
+        JOptionPane.showMessageDialog(
+                parent,
+                message,
+                title,
+                JOptionPane.WARNING_MESSAGE
+        );
+    }
+
+    public static void info(Component parent, String title, String message) {
+        JOptionPane.showMessageDialog(
+                parent,
+                message,
+                title,
+                JOptionPane.INFORMATION_MESSAGE
+        );
+    }
+}