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src/main/java/com/jsca/WebcamStreamReader.java

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+package com.jsca;
+
+import com.github.sarxos.webcam.Webcam;
+import java.awt.Dimension;
+import java.awt.Image;
+import javax.swing.SwingUtilities;
+
+public class WebcamStreamReader implements StreamReader {
+    private final CameraPanel panel;
+    private volatile boolean running = true;
+    private Webcam webcam;
+
+    public WebcamStreamReader(CameraPanel panel) {
+        this.panel = panel;
+    }
+
+    @Override
+    public void run() {
+        try {
+            webcam = Webcam.getDefault();
+            if (webcam == null) {
+                throw new RuntimeException("No webcam detected");
+            }
+
+            webcam.setViewSize(new Dimension(640, 480));
+            webcam.open();
+
+            while (running && webcam.isOpen()) {
+                final Image image = webcam.getImage();
+                if (image != null) {
+                    SwingUtilities.invokeLater(() -> panel.updateFrame(image));
+                }
+                Thread.sleep(33); // ~30 FPS
+            }
+        } catch (Exception e) {
+            SwingUtilities.invokeLater(() -> {
+                javax.swing.JOptionPane.showMessageDialog(panel,
+                    "Error reading from webcam: " + e.getMessage(),
+                    "Webcam Error",
+                    javax.swing.JOptionPane.ERROR_MESSAGE);
+            });
+        } finally {
+            if (webcam != null && webcam.isOpen()) {
+                webcam.close();
+            }
+        }
+    }
+
+    @Override
+    public void stop() {
+        running = false;
+    }
+}