return me->empty();\r
}\r
\r
+JNIEXPORT jdoubleArray JNICALL Java_org_opencv_Mat_nSize\r
+ (JNIEnv* env, jclass cls, jlong self)\r
+{\r
+ try {\r
+#ifdef DEBUG\r
+ LOGD("core::Mat::nSize()");\r
+#endif // DEBUG\r
+ cv::Mat* me = (cv::Mat*) self; //TODO: check for NULL\r
+ cv::Size _retval_ = me->size();\r
+\r
+ jdoubleArray _da_retval_ = env->NewDoubleArray(2);\r
+ jdouble _tmp_retval_[4] = {_retval_.width, _retval_.height};\r
+ env->SetDoubleArrayRegion(_da_retval_, 0, 2, _tmp_retval_);\r
+ return _da_retval_;\r
+ } catch(cv::Exception e) {\r
+#ifdef DEBUG\r
+ LOGD("core::Mat::nSize() catched cv::Exception: %s", e.what());\r
+#endif // DEBUG\r
+ jclass je = env->FindClass("org/opencv/CvException");\r
+ if(!je) je = env->FindClass("java/lang/Exception");\r
+ env->ThrowNew(je, e.what());\r
+ return 0;\r
+ } catch (...) {\r
+#ifdef DEBUG\r
+ LOGD("core::Mat::nSize() catched unknown exception (...)");\r
+#endif // DEBUG\r
+ jclass je = env->FindClass("java/lang/Exception");\r
+ env->ThrowNew(je, "Unknown exception in JNI code {core::n_1mean__JJ()}");\r
+ return 0;\r
+ }\r
+}\r
+\r
JNIEXPORT jboolean JNICALL Java_org_opencv_Mat_nIsCont\r
(JNIEnv* env, jclass cls, jlong self)\r
{\r
return nIsEmpty(nativeObj); \r
}\r
\r
+ //javadoc:Mat::size()\r
+ public Size Size() {\r
+ if(nativeObj == 0) return new Size();\r
+ return new Size(nSize(nativeObj));\r
+ }\r
+\r
private void checkNull() {\r
if(nativeObj == 0) \r
throw new java.lang.UnsupportedOperationException("Native object address is NULL");\r
private static native boolean nIsEmpty(long self);\r
private static native boolean nIsCont(long self);\r
private static native boolean nIsSubmat(long self);\r
+ private static native double[] nSize(long self);\r
private static native long nSubmat(long self, int rowStart, int rowEnd, int colStart, int colEnd);\r
private static native long nClone(long self);\r
private static native int nPutD(long self, int row, int col, int count, double[] data);\r
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+ <classpathentry kind="src" path="src"/>
+ <classpathentry kind="src" path="gen"/>
+ <classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
+ <classpathentry kind="src" path="OpenCV-2.3.1_src"/>
+ <classpathentry kind="output" path="bin"/>
+</classpath>
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+ <name>image-manipulations</name>
+ <comment></comment>
+ <projects>
+ </projects>
+ <buildSpec>
+ <buildCommand>
+ <name>com.android.ide.eclipse.adt.ResourceManagerBuilder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>com.android.ide.eclipse.adt.PreCompilerBuilder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>org.eclipse.jdt.core.javabuilder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>com.android.ide.eclipse.adt.ApkBuilder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ </buildSpec>
+ <natures>
+ <nature>com.android.ide.eclipse.adt.AndroidNature</nature>
+ <nature>org.eclipse.jdt.core.javanature</nature>
+ </natures>
+ <linkedResources>
+ <link>
+ <name>OpenCV-2.3.1_src</name>
+ <type>2</type>
+ <locationURI>_android_OpenCV_2_3_1_df28900a/src</locationURI>
+ </link>
+ </linkedResources>
+</projectDescription>
--- /dev/null
+#Wed Jun 29 04:36:40 MSD 2011\r
+eclipse.preferences.version=1\r
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5\r
+org.eclipse.jdt.core.compiler.compliance=1.5\r
+org.eclipse.jdt.core.compiler.source=1.5\r
--- /dev/null
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+ package="org.opencv.samples.imagemanipulations"
+ android:versionCode="1"
+ android:versionName="1.0">
+
+ <supports-screens android:resizeable="true"
+ android:smallScreens="true"
+ android:normalScreens="true"
+ android:largeScreens="true"
+ android:anyDensity="true" />
+
+ <application android:label="@string/app_name" android:icon="@drawable/icon">
+ <activity android:name="ImageManipulationsActivity"
+ android:label="@string/app_name"
+ android:screenOrientation="landscape"
+ android:configChanges="keyboardHidden|orientation">
+ <intent-filter>
+ <action android:name="android.intent.action.MAIN" />
+ <category android:name="android.intent.category.LAUNCHER" />
+ </intent-filter>
+ </activity>
+ </application>
+
+ <uses-sdk android:minSdkVersion="8" />
+
+ <uses-permission android:name="android.permission.CAMERA"/>
+ <uses-feature android:name="android.hardware.camera" />
+ <uses-feature android:name="android.hardware.camera.autofocus" />
+
+</manifest>
--- /dev/null
+android.library.reference.1=../../../android/build
+# Project target.
+target=android-8
--- /dev/null
+<?xml version="1.0" encoding="utf-8"?>\r
+<resources>\r
+ <string name="app_name">image-manipulations</string>\r
+</resources>\r
--- /dev/null
+package org.opencv.samples.imagemanipulations;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.Window;
+
+public class ImageManipulationsActivity extends Activity {
+ private static final String TAG = "Sample::Activity";
+
+ public static final int VIEW_MODE_RGBA = 0;
+ public static final int VIEW_MODE_CANNY = 1;
+ public static final int VIEW_MODE_SEPIA = 2;
+ public static final int VIEW_MODE_SOBEL = 3;
+ public static final int VIEW_MODE_BLUR = 4;
+ public static final int VIEW_MODE_ZOOM = 5;
+
+ private MenuItem mItemPreviewRGBA;
+ private MenuItem mItemPreviewCanny;
+ private MenuItem mItemPreviewSepia;
+ private MenuItem mItemPreviewSobel;
+ private MenuItem mItemPreviewBlur;
+ private MenuItem mItemPreviewZoom;
+
+ public static int viewMode = VIEW_MODE_RGBA;
+
+ public ImageManipulationsActivity() {
+ Log.i(TAG, "Instantiated new " + this.getClass());
+ }
+
+ /** Called when the activity is first created. */
+ @Override
+ public void onCreate(Bundle savedInstanceState) {
+ Log.i(TAG, "onCreate");
+ super.onCreate(savedInstanceState);
+ requestWindowFeature(Window.FEATURE_NO_TITLE);
+ setContentView(new ImageManipulationsView(this));
+ }
+
+ @Override
+ public boolean onCreateOptionsMenu(Menu menu) {
+ Log.i(TAG, "onCreateOptionsMenu");
+ mItemPreviewRGBA = menu.add("Preview RGBA");
+ mItemPreviewCanny = menu.add("Canny");
+ mItemPreviewSepia = menu.add("Sepia");
+ mItemPreviewSobel = menu.add("Sobel");
+ mItemPreviewBlur = menu.add("Blur");
+ mItemPreviewZoom = menu.add("Zoom");
+ return true;
+ }
+
+ @Override
+ public boolean onOptionsItemSelected(MenuItem item) {
+ Log.i(TAG, "Menu Item selected " + item);
+ if (item == mItemPreviewRGBA)
+ viewMode = VIEW_MODE_RGBA;
+ else if (item == mItemPreviewCanny)
+ viewMode = VIEW_MODE_CANNY;
+ else if (item == mItemPreviewSepia)
+ viewMode = VIEW_MODE_SEPIA;
+ else if (item == mItemPreviewSobel)
+ viewMode = VIEW_MODE_SOBEL;
+ else if (item == mItemPreviewBlur)
+ viewMode = VIEW_MODE_BLUR;
+ else if (item == mItemPreviewZoom)
+ viewMode = VIEW_MODE_ZOOM;
+ return true;
+ }
+}
--- /dev/null
+package org.opencv.samples.imagemanipulations;
+
+import org.opencv.*;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.view.SurfaceHolder;
+
+class ImageManipulationsView extends SampleCvViewBase {
+ private Mat mRgba;
+ private Mat mGray;
+ private Mat mIntermediateMat;
+
+ private Mat mRgbaInnerWindow;
+ private Mat mGrayInnerWindow;
+ private Mat mBlurWindow;
+ private Mat mZoomWindow;
+ private Mat mZoomCorner;
+
+ private Mat mSepiaKernel;
+
+ public ImageManipulationsView(Context context) {
+ super(context);
+
+ mSepiaKernel = new Mat(4, 4, CvType.CV_32F);
+ mSepiaKernel.put(0, 0, /* R */0.189f, 0.769f, 0.393f, 0f);
+ mSepiaKernel.put(1, 0, /* G */0.168f, 0.686f, 0.349f, 0f);
+ mSepiaKernel.put(2, 0, /* B */0.131f, 0.534f, 0.272f, 0f);
+ mSepiaKernel.put(3, 0, /* A */0.000f, 0.000f, 0.000f, 1f);
+ }
+
+ @Override
+ public void surfaceChanged(SurfaceHolder _holder, int format, int width, int height) {
+ super.surfaceChanged(_holder, format, width, height);
+
+ synchronized (this) {
+ // initialize Mats before usage
+ mGray = new Mat();
+ mRgba = new Mat();
+ mIntermediateMat = new Mat();
+ }
+ }
+
+ private void CreateAuxiliaryMats() {
+ if (mRgba.empty())
+ return;
+
+ int rows = mRgba.rows();
+ int cols = mRgba.cols();
+
+ int left = cols / 8;
+ int top = rows / 8;
+
+ int width = cols * 3 / 4;
+ int height = rows * 3 / 4;
+
+ if (mRgbaInnerWindow == null)
+ mRgbaInnerWindow = mRgba.submat(top, top + height, left, left + width);
+
+ if (mGrayInnerWindow == null && !mGray.empty())
+ mGrayInnerWindow = mGray.submat(top, top + height, left, left + width);
+
+ if (mBlurWindow == null)
+ mBlurWindow = mRgba.submat(0, rows, cols / 3, cols * 2 / 3);
+
+ if (mZoomCorner == null)
+ mZoomCorner = mRgba.submat(0, rows / 2 - rows / 10, 0, cols / 2 - cols / 10);
+
+ if (mZoomWindow == null)
+ mZoomWindow = mRgba.submat(rows / 2 - 9 * rows / 100, rows / 2 + 9 * rows / 100, cols / 2 - 9 * cols / 100, cols / 2 + 9 * cols / 100);
+ }
+
+ @Override
+ protected Bitmap processFrame(VideoCapture capture) {
+ switch (ImageManipulationsActivity.viewMode) {
+
+ case ImageManipulationsActivity.VIEW_MODE_RGBA:
+ capture.retrieve(mRgba, highgui.CV_CAP_ANDROID_COLOR_FRAME_RGBA);
+ break;
+
+ case ImageManipulationsActivity.VIEW_MODE_CANNY:
+ capture.retrieve(mRgba, highgui.CV_CAP_ANDROID_COLOR_FRAME_RGBA);
+ capture.retrieve(mGray, highgui.CV_CAP_ANDROID_GREY_FRAME);
+
+ if (mRgbaInnerWindow == null || mGrayInnerWindow == null)
+ CreateAuxiliaryMats();
+
+ imgproc.Canny(mGrayInnerWindow, mGrayInnerWindow, 80, 90);
+ imgproc.cvtColor(mGrayInnerWindow, mRgbaInnerWindow, imgproc.CV_GRAY2BGRA, 4);
+ break;
+
+ case ImageManipulationsActivity.VIEW_MODE_SOBEL:
+ capture.retrieve(mRgba, highgui.CV_CAP_ANDROID_COLOR_FRAME_RGBA);
+ capture.retrieve(mGray, highgui.CV_CAP_ANDROID_GREY_FRAME);
+
+ if (mRgbaInnerWindow == null || mGrayInnerWindow == null)
+ CreateAuxiliaryMats();
+
+ imgproc.Sobel(mGrayInnerWindow, mIntermediateMat, CvType.CV_8U, 1, 1);
+ core.convertScaleAbs(mIntermediateMat, mIntermediateMat, 10);
+ imgproc.cvtColor(mIntermediateMat, mRgbaInnerWindow, imgproc.CV_GRAY2BGRA, 4);
+ break;
+
+ case ImageManipulationsActivity.VIEW_MODE_SEPIA:
+ capture.retrieve(mRgba, highgui.CV_CAP_ANDROID_COLOR_FRAME_RGBA);
+ core.transform(mRgba, mRgba, mSepiaKernel);
+ break;
+
+ case ImageManipulationsActivity.VIEW_MODE_BLUR:
+ capture.retrieve(mRgba, highgui.CV_CAP_ANDROID_COLOR_FRAME_RGBA);
+ if (mBlurWindow == null)
+ CreateAuxiliaryMats();
+ imgproc.blur(mBlurWindow, mBlurWindow, new Size(15, 15));
+ break;
+
+ case ImageManipulationsActivity.VIEW_MODE_ZOOM:
+ capture.retrieve(mRgba, highgui.CV_CAP_ANDROID_COLOR_FRAME_RGBA);
+ if (mZoomCorner == null || mZoomWindow == null)
+ CreateAuxiliaryMats();
+ imgproc.resize(mZoomWindow, mZoomCorner, mZoomCorner.Size());
+
+ Size wsize = mZoomWindow.Size();
+ core.rectangle(mZoomWindow, new Point(1, 1), new Point(wsize.width - 2, wsize.height - 2), new Scalar(255, 0, 0, 255), 2);
+ break;
+ }
+
+ Bitmap bmp = Bitmap.createBitmap(mRgba.cols(), mRgba.rows(), Bitmap.Config.ARGB_8888);
+
+ if (android.MatToBitmap(mRgba, bmp))
+ return bmp;
+
+ bmp.recycle();
+ return null;
+ }
+
+ @Override
+ public void run() {
+ super.run();
+
+ synchronized (this) {
+ // Explicitly deallocate Mats
+ if (mRgba != null)
+ mRgba.dispose();
+ if (mGray != null)
+ mGray.dispose();
+ if (mIntermediateMat != null)
+ mIntermediateMat.dispose();
+
+ mRgba = null;
+ mGray = null;
+ mIntermediateMat = null;
+ }
+ }
+}
\ No newline at end of file
--- /dev/null
+package org.opencv.samples.imagemanipulations;
+
+import java.util.List;
+
+import org.opencv.*;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.util.Log;
+import android.view.SurfaceHolder;
+import android.view.SurfaceView;
+
+public abstract class SampleCvViewBase extends SurfaceView implements SurfaceHolder.Callback, Runnable {
+ private static final String TAG = "Sample::SurfaceView";
+
+ private SurfaceHolder mHolder;
+ private VideoCapture mCamera;
+
+ public SampleCvViewBase(Context context) {
+ super(context);
+ mHolder = getHolder();
+ mHolder.addCallback(this);
+ Log.i(TAG, "Instantiated new " + this.getClass());
+ }
+
+ public void surfaceChanged(SurfaceHolder _holder, int format, int width, int height) {
+ Log.i(TAG, "surfaceCreated");
+ synchronized (this) {
+ if (mCamera != null && mCamera.isOpened()) {
+ Log.i(TAG, "before mCamera.getSupportedPreviewSizes()");
+ List<Size> sizes = mCamera.getSupportedPreviewSizes();
+ Log.i(TAG, "after mCamera.getSupportedPreviewSizes()");
+ int mFrameWidth = width;
+ int mFrameHeight = height;
+
+ // selecting optimal camera preview size
+ {
+ double minDiff = Double.MAX_VALUE;
+ for (Size size : sizes) {
+ if (Math.abs(size.height - height) < minDiff) {
+ mFrameWidth = (int) size.width;
+ mFrameHeight = (int) size.height;
+ minDiff = Math.abs(size.height - height);
+ }
+ }
+ }
+
+ mCamera.set(highgui.CV_CAP_PROP_FRAME_WIDTH, mFrameWidth);
+ mCamera.set(highgui.CV_CAP_PROP_FRAME_HEIGHT, mFrameHeight);
+ }
+ }
+ }
+
+ public void surfaceCreated(SurfaceHolder holder) {
+ Log.i(TAG, "surfaceCreated");
+ mCamera = new VideoCapture(highgui.CV_CAP_ANDROID);
+ if (mCamera.isOpened()) {
+ (new Thread(this)).start();
+ } else {
+ mCamera.release();
+ mCamera = null;
+ Log.e(TAG, "Failed to open native camera");
+ }
+ }
+
+ public void surfaceDestroyed(SurfaceHolder holder) {
+ Log.i(TAG, "surfaceDestroyed");
+ if (mCamera != null) {
+ synchronized (this) {
+ mCamera.release();
+ mCamera = null;
+ }
+ }
+ }
+
+ protected abstract Bitmap processFrame(VideoCapture capture);
+
+ public void run() {
+ Log.i(TAG, "Starting processing thread");
+ while (true) {
+ Bitmap bmp = null;
+
+ synchronized (this) {
+ if (mCamera == null)
+ break;
+
+ if (!mCamera.grab()) {
+ Log.e(TAG, "mCamera.grab() failed");
+ break;
+ }
+
+ bmp = processFrame(mCamera);
+ }
+
+ if (bmp != null) {
+ Canvas canvas = mHolder.lockCanvas();
+ if (canvas != null) {
+ canvas.drawBitmap(bmp, (canvas.getWidth() - bmp.getWidth()) / 2, (canvas.getHeight() - bmp.getHeight()) / 2, null);
+ mHolder.unlockCanvasAndPost(canvas);
+ }
+ bmp.recycle();
+ }
+ }
+
+ Log.i(TAG, "Finishing processing thread");
+ }
+}
\ No newline at end of file
public static final int VIEW_MODE_RGBA = 0;
public static final int VIEW_MODE_GRAY = 1;
public static final int VIEW_MODE_CANNY = 2;
- public static final int VIEW_MODE_SOBEL = 3;
- public static final int VIEW_MODE_BLUR = 4;
private MenuItem mItemPreviewRGBA;
private MenuItem mItemPreviewGray;
private MenuItem mItemPreviewCanny;
- private MenuItem mItemPreviewSobel;
- private MenuItem mItemPreviewBlur;
public static int viewMode = VIEW_MODE_RGBA;
mItemPreviewRGBA = menu.add("Preview RGBA");
mItemPreviewGray = menu.add("Preview GRAY");
mItemPreviewCanny = menu.add("Canny");
- mItemPreviewSobel = menu.add("Sobel");
- mItemPreviewBlur = menu.add("Blur");
return true;
}
viewMode = VIEW_MODE_GRAY;
else if (item == mItemPreviewCanny)
viewMode = VIEW_MODE_CANNY;
- else if (item == mItemPreviewSobel)
- viewMode = VIEW_MODE_SOBEL;
- else if (item == mItemPreviewBlur)
- viewMode = VIEW_MODE_BLUR;
return true;
}
}
imgproc.Canny(mGraySubmat, mIntermediateMat, 80, 100);
imgproc.cvtColor(mIntermediateMat, mRgba, imgproc.CV_GRAY2BGRA, 4);
break;
- case Sample1Java.VIEW_MODE_SOBEL:
- imgproc.Sobel(mGraySubmat, mIntermediateMat, CvType.CV_8U, 1, 1);
- core.convertScaleAbs(mIntermediateMat, mIntermediateMat, 8);
- imgproc.cvtColor(mIntermediateMat, mRgba, imgproc.CV_GRAY2BGRA, 4);
- break;
- case Sample1Java.VIEW_MODE_BLUR:
- imgproc.cvtColor(mYuv, mRgba, imgproc.CV_YUV420i2RGB, 4);
- imgproc.blur(mRgba, mRgba, new Size(15, 15));
- break;
}
Bitmap bmp = Bitmap.createBitmap(getFrameWidth(), getFrameHeight(), Bitmap.Config.ARGB_8888);
public static final int VIEW_MODE_RGBA = 0;
public static final int VIEW_MODE_GRAY = 1;
public static final int VIEW_MODE_CANNY = 2;
- public static final int VIEW_MODE_SOBEL = 3;
- public static final int VIEW_MODE_BLUR = 4;
private MenuItem mItemPreviewRGBA;
private MenuItem mItemPreviewGray;
private MenuItem mItemPreviewCanny;
- private MenuItem mItemPreviewSobel;
- private MenuItem mItemPreviewBlur;
public static int viewMode = VIEW_MODE_RGBA;
mItemPreviewRGBA = menu.add("Preview RGBA");
mItemPreviewGray = menu.add("Preview GRAY");
mItemPreviewCanny = menu.add("Canny");
- mItemPreviewSobel = menu.add("Sobel");
- mItemPreviewBlur = menu.add("Blur");
return true;
}
viewMode = VIEW_MODE_GRAY;
else if (item == mItemPreviewCanny)
viewMode = VIEW_MODE_CANNY;
- else if (item == mItemPreviewSobel)
- viewMode = VIEW_MODE_SOBEL;
- else if (item == mItemPreviewBlur)
- viewMode = VIEW_MODE_BLUR;
return true;
}
}
imgproc.Canny(mGray, mIntermediateMat, 80, 100);
imgproc.cvtColor(mIntermediateMat, mRgba, imgproc.CV_GRAY2BGRA, 4);
break;
- case Sample2NativeCamera.VIEW_MODE_SOBEL:
- capture.retrieve(mGray, highgui.CV_CAP_ANDROID_GREY_FRAME);
- imgproc.Sobel(mGray, mIntermediateMat, CvType.CV_8U, 1, 1);
- core.convertScaleAbs(mIntermediateMat, mIntermediateMat, 8);
- imgproc.cvtColor(mIntermediateMat, mRgba, imgproc.CV_GRAY2BGRA, 4);
- break;
- case Sample2NativeCamera.VIEW_MODE_BLUR:
- capture.retrieve(mRgba, highgui.CV_CAP_ANDROID_COLOR_FRAME_RGBA);
- imgproc.blur(mRgba, mRgba, new Size(15, 15));
- break;
}
Bitmap bmp = Bitmap.createBitmap(mRgba.cols(), mRgba.rows(), Bitmap.Config.ARGB_8888);
public static final int VIEW_MODE_RGBA = 0;
public static final int VIEW_MODE_GRAY = 1;
public static final int VIEW_MODE_CANNY = 2;
- public static final int VIEW_MODE_SOBEL = 3;
- public static final int VIEW_MODE_BLUR = 4;
public static final int VIEW_MODE_FEATURES = 5;
private MenuItem mItemPreviewRGBA;
private MenuItem mItemPreviewGray;
private MenuItem mItemPreviewCanny;
- private MenuItem mItemPreviewSobel;
- private MenuItem mItemPreviewBlur;
private MenuItem mItemPreviewFeatures;
public static int viewMode = VIEW_MODE_RGBA;
mItemPreviewRGBA = menu.add("Preview RGBA");
mItemPreviewGray = menu.add("Preview GRAY");
mItemPreviewCanny = menu.add("Canny");
- mItemPreviewSobel = menu.add("Sobel");
- mItemPreviewBlur = menu.add("Blur");
mItemPreviewFeatures = menu.add("Find features");
return true;
}
viewMode = VIEW_MODE_GRAY;
else if (item == mItemPreviewCanny)
viewMode = VIEW_MODE_CANNY;
- else if (item == mItemPreviewSobel)
- viewMode = VIEW_MODE_SOBEL;
- else if (item == mItemPreviewBlur)
- viewMode = VIEW_MODE_BLUR;
else if (item == mItemPreviewFeatures)
viewMode = VIEW_MODE_FEATURES;
return true;
imgproc.Canny(mGraySubmat, mIntermediateMat, 80, 100);
imgproc.cvtColor(mIntermediateMat, mRgba, imgproc.CV_GRAY2BGRA, 4);
break;
- case Sample4Mixed.VIEW_MODE_SOBEL:
- imgproc.Sobel(mGraySubmat, mIntermediateMat, CvType.CV_8U, 1, 1);
- core.convertScaleAbs(mIntermediateMat, mIntermediateMat, 8);
- imgproc.cvtColor(mIntermediateMat, mRgba, imgproc.CV_GRAY2BGRA, 4);
- break;
- case Sample4Mixed.VIEW_MODE_BLUR:
- imgproc.cvtColor(mYuv, mRgba, imgproc.CV_YUV420i2RGB, 4);
- imgproc.blur(mRgba, mRgba, new Size(15, 15));
- break;
case Sample4Mixed.VIEW_MODE_FEATURES:
imgproc.cvtColor(mYuv, mRgba, imgproc.CV_YUV420i2RGB, 4);
FindFeatures(mGraySubmat.getNativeObjAddr(), mRgba.getNativeObjAddr());