WallyHackenslacker/NxtAR-android
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Started deploying the native OpenCV based code.

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Wally Hackenslacker
2014-03-11 18:31:51 -04:30
parent 2028c74904
commit 09dbc71b29
16 changed files with 590 additions and 26 deletions
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68
src/ve/ucv/ciens/ccg/nxtar/MainActivity.java
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@@ -15,16 +15,21 @@
*/
package ve.ucv.ciens.ccg.nxtar;
import java.io.ByteArrayOutputStream;
import java.nio.ByteBuffer;
import org.opencv.android.BaseLoaderCallback;
import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener;
import org.opencv.android.LoaderCallbackInterface;
import org.opencv.android.OpenCVLoader;
import org.opencv.core.Mat;
import ve.ucv.ciens.ccg.nxtar.interfaces.CVProcessor;
import ve.ucv.ciens.ccg.nxtar.interfaces.MulticastEnabler;
import ve.ucv.ciens.ccg.nxtar.interfaces.Toaster;
import android.content.Context;
import android.content.pm.ActivityInfo;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Bitmap.CompressFormat;
import android.net.wifi.WifiManager;
import android.net.wifi.WifiManager.MulticastLock;
import android.os.Bundle;
@@ -36,7 +41,7 @@ import com.badlogic.gdx.backends.android.AndroidApplication;
import com.badlogic.gdx.backends.android.AndroidApplicationConfiguration;
import com.badlogic.gdx.controllers.mappings.Ouya;
public class MainActivity extends AndroidApplication implements Toaster, MulticastEnabler, CvCameraViewListener{
public class MainActivity extends AndroidApplication implements Toaster, MulticastEnabler, CVProcessor{
private static final String TAG = "NXTAR_ANDROID_MAIN";
private static final String CLASS_NAME = MainActivity.class.getSimpleName();
@@ -46,12 +51,16 @@ public class MainActivity extends AndroidApplication implements Toaster, Multica
private Context uiContext;
private boolean ocvOn;
private BaseLoaderCallback loaderCallback;
private final ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
/*static{
if (!OpenCVLoader.initDebug()){
static{
System.loadLibrary("cvproc");
/*if (!OpenCVLoader.initDebug()){
Gdx.app.exit();
}
}*/
}*/
}
public native void getMarkerCodesAndLocations(int w, int h, byte[] yuv, int[] rgba, int[] codes);
@Override
public void onCreate(Bundle savedInstanceState){
@@ -137,26 +146,35 @@ public class MainActivity extends AndroidApplication implements Toaster, Multica
}
}
/////////////////////////////////////////////
// CvCameraViewListener interface methods. //
/////////////////////////////////////////////
/**
* <p>This method does nothing. It is here because it must be implemented in order to use OpenCV.</p>
*/
@Override
public void onCameraViewStarted(int width, int height){ }
public CVData processFrame(byte[] frame, int w, int h) {
if(ocvOn){
int codes[] = new int[15];
int [] pData = new int[w * h];
Bitmap mFrame = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
Bitmap tFrame = BitmapFactory.decodeByteArray(frame, 0, frame.length);
ByteBuffer buffer = ByteBuffer.allocate(tFrame.getByteCount());
/**
* <p>This method does nothing. It is here because it must be implemented in order to use OpenCV.</p>
*/
@Override
public void onCameraViewStopped(){ }
tFrame.copyPixelsToBuffer(buffer);
/**
* <p>This method does nothing. It is here because it must be implemented in order to use OpenCV.</p>
*/
@Override
public Mat onCameraFrame(Mat inputFrame){
return null;
getMarkerCodesAndLocations(w, h, buffer.array(), pData, codes);
mFrame.setPixels(pData, 0, w, 0, 0, w, h);
mFrame.compress(CompressFormat.JPEG, 100, outputStream);
CVData data = new CVData();
data.outFrame = outputStream.toByteArray();
data.markerCodes = codes;
tFrame.recycle();
mFrame.recycle();
outputStream.reset();
return data;
}else{
Gdx.app.debug(TAG, CLASS_NAME + ".processFrame(): OpenCV is not ready or failed to load.");
return null;
}
}
}