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CUDA support check added.

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This commit is contained in:
Alexander Smorkalov 2013-12-25 17:50:15 +04:00
parent b3eee49451
commit cea9a97434
1 changed files with 26 additions and 3 deletions
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27
samples/android/tutorial-4-cuda/src/org/opencv/samples/tutorial4/Tutorial4Activity.java
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@ -9,8 +9,12 @@ import org.opencv.core.Mat;
import org.opencv.android.CameraBridgeViewBase; import org.opencv.android.CameraBridgeViewBase;
import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener2; import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener2;
import org.opencv.imgproc.Imgproc; import org.opencv.imgproc.Imgproc;
import org.opencv.gpu.Gpu;
import android.app.Activity; import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.os.Bundle; import android.os.Bundle;
import android.util.Log; import android.util.Log;
import android.view.Menu; import android.view.Menu;
@ -45,10 +49,29 @@ public class Tutorial4Activity extends Activity implements CvCameraViewListener2
{ {
Log.i(TAG, "OpenCV loaded successfully"); Log.i(TAG, "OpenCV loaded successfully");
// Load native library after(!) OpenCV initialization // Check CUDA support
System.loadLibrary("cuda_sample"); if (Gpu.getCudaEnabledDeviceCount() <= 0)
{
Log.e(TAG, "No CUDA capable device found!");
AlertDialog InitFailedDialog = new AlertDialog.Builder(Tutorial4Activity.this).create();
InitFailedDialog.setTitle("OpenCV CUDA error");
InitFailedDialog.setMessage("CUDA compatible device was not found!");
InitFailedDialog.setCancelable(false); // This blocks the 'BACK' button
InitFailedDialog.setButton(AlertDialog.BUTTON_POSITIVE, "OK", new OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
Tutorial4Activity.this.finish();
}
});
InitFailedDialog.show();
}
else
{
// Load native library after(!) OpenCV initialization
Log.i(TAG, "Found CUDA capable device!");
System.loadLibrary("cuda_sample");
mOpenCvCameraView.enableView(); mOpenCvCameraView.enableView();
}
} break; } break;
default: default:
{ {