+++ /dev/null
-package org.opencv.samples.tutorial2;
-
-import org.opencv.android.BaseLoaderCallback;
-import org.opencv.android.CameraBridgeViewBase.CvCameraViewFrame;
-import org.opencv.android.LoaderCallbackInterface;
-import org.opencv.android.OpenCVLoader;
-import org.opencv.core.Core;
-import org.opencv.core.CvType;
-import org.opencv.core.Mat;
-import org.opencv.core.Point;
-import org.opencv.core.Scalar;
-import org.opencv.android.CameraBridgeViewBase;
-import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener2;
-import org.opencv.imgproc.Imgproc;
-
-import android.app.Activity;
-import android.os.Bundle;
-import android.util.Log;
-import android.view.Menu;
-import android.view.MenuItem;
-import android.view.WindowManager;
-
-public class Sample2NativeCamera extends Activity implements CvCameraViewListener2 {
- private static final String TAG = "OCVSample::Activity";
-
- public static final int VIEW_MODE_RGBA = 0;
- public static final int VIEW_MODE_GRAY = 1;
- public static final int VIEW_MODE_CANNY = 2;
-
- private static int viewMode = VIEW_MODE_RGBA;
- private MenuItem mItemPreviewRGBA;
- private MenuItem mItemPreviewGray;
- private MenuItem mItemPreviewCanny;
- private Mat mRgba;
- private Mat mIntermediateMat;
-
- private CameraBridgeViewBase mOpenCvCameraView;
-
- private BaseLoaderCallback mLoaderCallback = new BaseLoaderCallback(this) {
- @Override
- public void onManagerConnected(int status) {
- switch (status) {
- case LoaderCallbackInterface.SUCCESS:
- {
- Log.i(TAG, "OpenCV loaded successfully");
- mOpenCvCameraView.enableView();
- } break;
- default:
- {
- super.onManagerConnected(status);
- } break;
- }
- }
- };
-
- public Sample2NativeCamera() {
- Log.i(TAG, "Instantiated new " + this.getClass());
- }
-
- /** Called when the activity is first created. */
- @Override
- public void onCreate(Bundle savedInstanceState) {
- Log.i(TAG, "called onCreate");
- super.onCreate(savedInstanceState);
- getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
-
- setContentView(R.layout.tutorial2_surface_view);
-
- mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.tutorial2_activity_surface_view);
- mOpenCvCameraView.setCvCameraViewListener(this);
- }
-
- @Override
- public void onPause()
- {
- super.onPause();
- if (mOpenCvCameraView != null)
- mOpenCvCameraView.disableView();
- }
-
- @Override
- public void onResume()
- {
- super.onResume();
- OpenCVLoader.initAsync(OpenCVLoader.OPENCV_VERSION_2_4_3, this, mLoaderCallback);
- }
-
- public void onDestroy() {
- super.onDestroy();
- if (mOpenCvCameraView != null)
- mOpenCvCameraView.disableView();
- }
-
- public void onCameraViewStarted(int width, int height) {
- mRgba = new Mat(height, width, CvType.CV_8UC4);
- mIntermediateMat = new Mat(height, width, CvType.CV_8UC4);
- }
-
- public void onCameraViewStopped() {
- mRgba.release();
- mIntermediateMat.release();
- }
-
- public Mat onCameraFrame(CvCameraViewFrame inputFrame) {
- switch (Sample2NativeCamera.viewMode) {
- case Sample2NativeCamera.VIEW_MODE_GRAY:
- {
- Imgproc.cvtColor(inputFrame.gray(), mRgba, Imgproc.COLOR_GRAY2RGBA, 4);
- } break;
- case Sample2NativeCamera.VIEW_MODE_RGBA:
- {
- mRgba = inputFrame.rgba();
- Core.putText(mRgba, "OpenCV+Android", new Point(10, mRgba.rows() - 10), 3, 1, new Scalar(255, 0, 0, 255), 2);
- } break;
- case Sample2NativeCamera.VIEW_MODE_CANNY:
- {
- Imgproc.Canny(inputFrame.gray(), mIntermediateMat, 80, 100);
- Imgproc.cvtColor(mIntermediateMat, mRgba, Imgproc.COLOR_GRAY2BGRA, 4);
- } break;
- }
-
- return mRgba;
- }
-
- @Override
- public boolean onCreateOptionsMenu(Menu menu) {
- Log.i(TAG, "called onCreateOptionsMenu");
- mItemPreviewRGBA = menu.add("Preview RGBA");
- mItemPreviewGray = menu.add("Preview GRAY");
- mItemPreviewCanny = menu.add("Canny");
- return true;
- }
-
- @Override
- public boolean onOptionsItemSelected(MenuItem item) {
- Log.i(TAG, "called onOptionsItemSelected; selected item: " + item);
- if (item == mItemPreviewRGBA)
- {
- viewMode = VIEW_MODE_RGBA;
- }
- else if (item == mItemPreviewGray)
- {
- viewMode = VIEW_MODE_GRAY;
- }
- else if (item == mItemPreviewCanny)
- {
- viewMode = VIEW_MODE_CANNY;
- }
-
- return true;
- }
-}
+++ /dev/null
-package org.opencv.samples.tutorial3;
-
-import org.opencv.android.BaseLoaderCallback;
-import org.opencv.android.CameraBridgeViewBase.CvCameraViewFrame;
-import org.opencv.android.LoaderCallbackInterface;
-import org.opencv.android.OpenCVLoader;
-import org.opencv.core.CvType;
-import org.opencv.core.Mat;
-import org.opencv.android.CameraBridgeViewBase;
-import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener2;
-
-import android.app.Activity;
-import android.os.Bundle;
-import android.util.Log;
-import android.view.WindowManager;
-
-public class Sample3Native extends Activity implements CvCameraViewListener2 {
- private static final String TAG = "OCVSample::Activity";
-
- private Mat mRgba;
- private Mat mGray;
- private CameraBridgeViewBase mOpenCvCameraView;
-
- private BaseLoaderCallback mLoaderCallback = new BaseLoaderCallback(this) {
- @Override
- public void onManagerConnected(int status) {
- switch (status) {
- case LoaderCallbackInterface.SUCCESS:
- {
- Log.i(TAG, "OpenCV loaded successfully");
-
- // Load native library after(!) OpenCV initialization
- System.loadLibrary("native_sample");
-
- mOpenCvCameraView.enableView();
- } break;
- default:
- {
- super.onManagerConnected(status);
- } break;
- }
- }
- };
-
- public Sample3Native() {
- Log.i(TAG, "Instantiated new " + this.getClass());
- }
-
- /** Called when the activity is first created. */
- @Override
- public void onCreate(Bundle savedInstanceState) {
- Log.i(TAG, "called onCreate");
- super.onCreate(savedInstanceState);
- getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
-
- setContentView(R.layout.tutorial3_surface_view);
-
- mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.tutorial4_activity_surface_view);
- mOpenCvCameraView.setCvCameraViewListener(this);
- }
-
- @Override
- public void onPause()
- {
- super.onPause();
- if (mOpenCvCameraView != null)
- mOpenCvCameraView.disableView();
- }
-
- @Override
- public void onResume()
- {
- super.onResume();
- OpenCVLoader.initAsync(OpenCVLoader.OPENCV_VERSION_2_4_3, this, mLoaderCallback);
- }
-
- public void onDestroy() {
- super.onDestroy();
- if (mOpenCvCameraView != null)
- mOpenCvCameraView.disableView();
- }
-
- public void onCameraViewStarted(int width, int height) {
- mRgba = new Mat(height, width, CvType.CV_8UC4);
- mGray = new Mat(height, width, CvType.CV_8UC1);
- }
-
- public void onCameraViewStopped() {
- mRgba.release();
- mGray.release();
- }
-
- public Mat onCameraFrame(CvCameraViewFrame inputFrame) {
- mRgba = inputFrame.rgba();
- mGray = inputFrame.gray();
- FindFeatures(mGray.getNativeObjAddr(), mRgba.getNativeObjAddr());
-
- return mRgba;
- }
-
- public native void FindFeatures(long matAddrGr, long matAddrRgba);
-}