add test program

src/main/java/org/openpnp/capture/TestCapture.java

@@ -0,0 +1,58 @@
+package org.openpnp.capture;
+
+import org.openpnp.capture.library.OpenpnpCaptureLibrary;
+
+import java.awt.image.BufferedImage;
+import java.util.ArrayList;
+import java.util.List;
+
+public class TestCapture {
+    public static void main(String[] args) throws Exception {
+        OpenpnpCaptureLibrary.INSTANCE.Cap_setLogLevel(7);
+
+        for(int i = 0; i < 1000; i++) {
+            openAndClose();
+
+            try {
+                Thread.sleep(args.length > 0 ? Integer.parseInt(args[0]) : 5000);
+            } catch(Exception e) {
+                //ignore
+            }
+        }
+    }
+
+    private static void openAndClose() throws Exception {
+        OpenPnpCapture capture = new OpenPnpCapture();
+        System.out.println("Version: " + capture.getLibraryVersion());
+
+        List<CaptureDevice> devices = capture.getDevices();
+        for (CaptureDevice device : devices) {
+            System.out.println("Device: " + device.getName());
+        }
+
+        CaptureDevice device = devices.get(0);
+        List<CaptureFormat> deviceFormats = new ArrayList<>(device.getFormats());
+
+        CaptureStream stream = device.openStream(deviceFormats.get(0));
+        try {
+            stream.getPropertyLimits(CaptureProperty.Zoom);
+        } catch(Throwable e) {
+            //ignore
+        }
+
+        for(int i = 0; i < 10; i++) {
+            BufferedImage originalImage = stream.capture();
+
+            try {
+                Thread.sleep(100);
+            } catch(Exception e) {
+                //ignore
+            }
+        }
+
+        System.out.println(capture.getContext());
+
+        stream.close();
+        capture.close();
+    }
+}