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Java API: corrected names of methods in Utils class; fixed bug in DMatch (thank for Hussein Abdinoor); added new utility method loadResource

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This commit is contained in:
Andrey Kamaev 2011-08-09 11:46:27 +00:00
parent 13e392763b
commit d9d74678a9
11 changed files with 125 additions and 76 deletions
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9
modules/java/android_test/src/org/opencv/test/OpenCVTestRunner.java
View File

@ -54,12 +54,13 @@ public class OpenCVTestRunner extends InstrumentationTestRunner {
@Override
public void onStart() {
context = getContext();
LENA_PATH = Utils.ExportResource(context, R.drawable.lena);
CHESS_PATH = Utils.ExportResource(context, R.drawable.chessboard);
LBPCASCADE_FRONTALFACE_PATH = Utils.ExportResource(context, R.raw.lbpcascade_frontalface);
LENA_PATH = Utils.exportResource(context, R.drawable.lena);
CHESS_PATH = Utils.exportResource(context, R.drawable.chessboard);
LBPCASCADE_FRONTALFACE_PATH = Utils.exportResource(context, R.raw.lbpcascade_frontalface);
/*
* The original idea about test order randomization is from marek.defecinski blog.
* The original idea about test order randomization is from
* marek.defecinski blog.
*/
// List<TestCase> testCases = androidTestRunner.getTestCases();
// Collections.shuffle(testCases); //shuffle the tests order

8
modules/java/android_test/src/org/opencv/test/android/UtilsTest.java
View File

@ -16,6 +16,14 @@ public class UtilsTest extends OpenCVTestCase {
fail("Not yet implemented");
}
public void testLoadResourceContextInt() {
fail("Not yet implemented");
}
public void testLoadResourceContextIntInt() {
fail("Not yet implemented");
}
public void testMatToBitmap() {
fail("Not yet implemented");
}

50
modules/java/src/java/android+Utils.java
View File

@ -1,23 +1,26 @@
package org.opencv.android;
import org.opencv.core.CvException;
import org.opencv.core.Mat;
import android.content.Context;
import android.graphics.Bitmap;
import org.opencv.core.CvException;
import org.opencv.core.CvType;
import org.opencv.core.Mat;
import org.opencv.highgui.Highgui;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import android.content.Context;
import android.graphics.Bitmap;
public class Utils {
public static String ExportResource(Context context, int resourceId) {
return ExportResource(context, resourceId, "OpenCV_data");
public static String exportResource(Context context, int resourceId) {
return exportResource(context, resourceId, "OpenCV_data");
}
public static String ExportResource(Context context, int resourceId, String dirname) {
public static String exportResource(Context context, int resourceId, String dirname) {
String fullname = context.getResources().getString(resourceId);
String resName = fullname.substring(fullname.lastIndexOf("/") + 1);
try {
@ -43,11 +46,38 @@ public class Utils {
}
}
public static Mat BitmapToMat(Bitmap b) {
public static Mat loadResource(Context context, int resourceId) throws IOException
{
return loadResource(context, resourceId, -1);
}
public static Mat loadResource(Context context, int resourceId, int flags) throws IOException
{
InputStream is = context.getResources().openRawResource(resourceId);
ByteArrayOutputStream os = new ByteArrayOutputStream(is.available());
byte[] buffer = new byte[4096];
int bytesRead;
while ((bytesRead = is.read(buffer)) != -1) {
os.write(buffer, 0, bytesRead);
}
is.close();
Mat encoded = new Mat(1, os.size(), CvType.CV_8U);
encoded.put(0, 0, os.toByteArray());
os.close();
Mat decoded = Highgui.imdecode(encoded, flags);
encoded.release();
return decoded;
}
public static Mat bitmapToMat(Bitmap b) {
return new Mat(nBitmapToMat(b));
}
public static boolean MatToBitmap(Mat m, Bitmap b) {
public static boolean matToBitmap(Mat m, Bitmap b) {
return nMatToBitmap(m.nativeObj, b);
}

2
modules/java/src/java/features2d+DMatch.java
View File

@ -48,7 +48,7 @@ public class DMatch {
/**
* less is better
*/
boolean lessThan(DMatch it) {
public boolean lessThan(DMatch it) {
return distance < it.distance;
}

2
samples/android/15-puzzle/src/org/opencv/samples/puzzle15/puzzle15View.java
View File

@ -137,7 +137,7 @@ public class puzzle15View extends SampleCvViewBase implements OnTouchListener {
drawGrid(cols, rows);
Bitmap bmp = Bitmap.createBitmap(cols, rows, Bitmap.Config.ARGB_8888);
if (Utils.MatToBitmap(mRgba15, bmp))
if (Utils.matToBitmap(mRgba15, bmp))
return bmp;
bmp.recycle();

2
samples/android/face-detection/src/org/opencv/samples/fd/FdView.java
View File

@ -91,7 +91,7 @@ class FdView extends SampleCvViewBase {
Bitmap bmp = Bitmap.createBitmap(mRgba.cols(), mRgba.rows(), Bitmap.Config.ARGB_8888);
if (Utils.MatToBitmap(mRgba, bmp))
if (Utils.matToBitmap(mRgba, bmp))
return bmp;
bmp.recycle();

2
samples/android/image-manipulations/src/org/opencv/samples/imagemanipulations/ImageManipulationsView.java
View File

@ -135,7 +135,7 @@ class ImageManipulationsView extends SampleCvViewBase {
Bitmap bmp = Bitmap.createBitmap(mRgba.cols(), mRgba.rows(), Bitmap.Config.ARGB_8888);
if (Utils.MatToBitmap(mRgba, bmp))
if (Utils.matToBitmap(mRgba, bmp))
return bmp;
bmp.recycle();

2
samples/android/tutorial-1-addopencv/src/org/opencv/samples/tutorial1/Sample1View.java
View File

@ -56,7 +56,7 @@ class Sample1View extends SampleViewBase {
Bitmap bmp = Bitmap.createBitmap(getFrameWidth(), getFrameHeight(), Bitmap.Config.ARGB_8888);
if (Utils.MatToBitmap(mRgba, bmp))
if (Utils.matToBitmap(mRgba, bmp))
return bmp;
bmp.recycle();

2
samples/android/tutorial-2-opencvcamera/src/org/opencv/samples/tutorial2/Sample2View.java
View File

@ -54,7 +54,7 @@ class Sample2View extends SampleCvViewBase {
Bitmap bmp = Bitmap.createBitmap(mRgba.cols(), mRgba.rows(), Bitmap.Config.ARGB_8888);
if (Utils.MatToBitmap(mRgba, bmp))
if (Utils.matToBitmap(mRgba, bmp))
return bmp;
bmp.recycle();

10
samples/android/tutorial-3-native/.project
View File

@ -25,6 +25,16 @@
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.ui.externaltools.ExternalToolBuilder</name>
<triggers>auto,full,incremental,</triggers>
<arguments>
<dictionary>
<key>LaunchConfigHandle</key>
<value>&lt;project&gt;/.externalToolBuilders/Tutorial 2.1 Builder.launch</value>
</dictionary>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>com.android.ide.eclipse.adt.AndroidNature</nature>

2
samples/android/tutorial-4-mixed/src/org/opencv/samples/tutorial4/Sample4View.java
View File

@ -56,7 +56,7 @@ class Sample4View extends SampleViewBase {
Bitmap bmp = Bitmap.createBitmap(getFrameWidth(), getFrameHeight(), Bitmap.Config.ARGB_8888);
if (Utils.MatToBitmap(mRgba, bmp))
if (Utils.matToBitmap(mRgba, bmp))
return bmp;
bmp.recycle();