From 2c859fd0fe719f119a106e093cfa68ba30487e9d Mon Sep 17 00:00:00 2001
From: nfurquez <nfurquez@fing.edu.uy>
Date: Wed, 16 Jul 2014 00:23:35 -0300
Subject: [PATCH] se agrega la calibracion y un intento de homografia
---
.../ChessTrack/res/layout/chess_track_layout | 7 ++
.../fing/chesstrack/ChessTrackActivity.java | 70 ++++++++++++++++++-
.../chesstrack/modulovision/Adquisicion.java | 7 +-
.../chesstrack/modulovision/Calibracion.java | 68 ++++++++++++++++++
.../modulovision/imgproc/Homografia.java | 41 +++++++++++
5 files changed, 188 insertions(+), 5 deletions(-)
create mode 100644 ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/Calibracion.java
create mode 100644 ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/imgproc/Homografia.java
diff --git a/ProyectoAndroid/ChessTrack/res/layout/chess_track_layout b/ProyectoAndroid/ChessTrack/res/layout/chess_track_layout
index 0567cc6..ff76e96 100644
--- a/ProyectoAndroid/ChessTrack/res/layout/chess_track_layout
+++ b/ProyectoAndroid/ChessTrack/res/layout/chess_track_layout
@@ -4,6 +4,13 @@
android:layout_width="match_parent"
android:layout_height="match_parent" >
+ <Button
+ android:id="@+id/btn_calibrar"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:text="calibrar" />
+
+
<org.opencv.android.JavaCameraView
android:layout_width="fill_parent"
android:layout_height="fill_parent"
diff --git a/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/ChessTrackActivity.java b/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/ChessTrackActivity.java
index 561c53e..42499d8 100644
--- a/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/ChessTrackActivity.java
+++ b/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/ChessTrackActivity.java
@@ -9,11 +9,17 @@ import org.opencv.android.OpenCVLoader;
import org.opencv.core.Mat;
import uy.edu.fing.chesstrack.modulovision.Adquisicion;
+import uy.edu.fing.chesstrack.modulovision.Calibracion;
import android.app.Activity;
+import android.media.AudioManager;
+import android.media.ToneGenerator;
import android.os.Bundle;
import android.util.Log;
import android.view.SurfaceView;
+import android.view.View;
+import android.view.View.OnClickListener;
import android.view.WindowManager;
+import android.widget.Button;
public class ChessTrackActivity extends Activity implements CvCameraViewListener {
@@ -22,6 +28,13 @@ public class ChessTrackActivity extends Activity implements CvCameraViewListener
private CameraBridgeViewBase mOpenCvCameraView;
private Adquisicion adq;
+ private Calibracion calibrar;
+ private Button btnCalibrar;
+
+ //TODO es chancho pero ver luego
+ private Mat frame;
+ private boolean isUsed;
+ private boolean isCalibrada ;
private final BaseLoaderCallback mLoaderCallback = new BaseLoaderCallback(this) {
@Override
@@ -57,9 +70,45 @@ public class ChessTrackActivity extends Activity implements CvCameraViewListener
mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.chess_track_layout);
mOpenCvCameraView.setVisibility(SurfaceView.VISIBLE);
mOpenCvCameraView.setCvCameraViewListener(this);
- adq = new Adquisicion();
+
+ calibrar = new Calibracion();
+
+
+
+ isUsed = false;
+ isCalibrada =false;
+ addListenerOnButton();
+ }
+
+ public void addListenerOnButton() {
+
+ btnCalibrar = (Button) findViewById(R.id.btn_calibrar);
+
+ btnCalibrar.setOnClickListener(new OnClickListener() {
+
+ @Override
+ public void onClick(View arg0) {
+ isUsed = true;
+ if(frame!=null){
+ if (calibrar.calibrar(frame)){
+ isCalibrada = true;
+ ToneGenerator toneG = new ToneGenerator(AudioManager.STREAM_ALARM, 50);
+ toneG.startTone(ToneGenerator.TONE_CDMA_ALERT_CALL_GUARD, 200); // 200 is duration in ms
+
+ adq = new Adquisicion(calibrar);
+ }else{
+ ToneGenerator toneG = new ToneGenerator(AudioManager.STREAM_ALARM, 50);
+ toneG.startTone(ToneGenerator.TONE_CDMA_ALERT_CALL_GUARD, 700); // 200 is duration in ms
+ }
+ }
+ isUsed = false;
+ }
+
+ });
+
}
+
@Override
public void onPause()
{
@@ -90,7 +139,24 @@ public class ChessTrackActivity extends Activity implements CvCameraViewListener
@Override
public Mat onCameraFrame(Mat inputFrame) {
// TODO Auto-generated method stub
- return adq.processFrame(inputFrame);
+ //return adq.processFrame(inputFrame);
+ if (!isUsed){
+ frame = inputFrame;
+ }
+
+ if(isCalibrada){
+
+ /*
+ Core.circle(inputFrame, calibrar.getVertices().toList().get(0), 10, new Scalar(0,0 , 255, 255),-25);
+ Core.circle(inputFrame, calibrar.getVertices().toList().get(6), 10, new Scalar(0,255 , 255, 0),-25);
+ Core.circle(inputFrame, calibrar.getVertices().toList().get(42), 10, new Scalar(0,0 , 0, 255),-25)
+ Core.circle(inputFrame, calibrar.getVertices().toList().get(48), 10, new Scalar(0,0 , 128, 255),-25);
+ return inputFrame ;
+ */
+ return adq.processFrame(inputFrame);
+ }
+
+ return inputFrame;
}
}
diff --git a/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/Adquisicion.java b/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/Adquisicion.java
index 18a05d4..87e3168 100644
--- a/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/Adquisicion.java
+++ b/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/Adquisicion.java
@@ -7,7 +7,7 @@ import java.util.List;
import org.opencv.core.Mat;
-import uy.edu.fing.chesstrack.modulovision.imgproc.EcualizarImagen;
+import uy.edu.fing.chesstrack.modulovision.imgproc.Homografia;
import uy.edu.fing.chesstrack.modulovision.imgproc.ImgProcInterface;
import android.util.Log;
@@ -19,11 +19,12 @@ public class Adquisicion {
private static final String TAG = "CHESSTRACK::Adquisicion";
- public Adquisicion() {
+ public Adquisicion(Calibracion cal) {
super();
Log.i(TAG, "Cargado....");
listProc = new ArrayList<ImgProcInterface>();
- listProc.add( new EcualizarImagen());
+ //listProc.add( new EcualizarImagen());
+ listProc.add( new Homografia(cal.getVertices()));
}
/**
diff --git a/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/Calibracion.java b/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/Calibracion.java
new file mode 100644
index 0000000..6194b80
--- /dev/null
+++ b/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/Calibracion.java
@@ -0,0 +1,68 @@
+package uy.edu.fing.chesstrack.modulovision;
+
+import org.opencv.calib3d.Calib3d;
+import org.opencv.core.Mat;
+import org.opencv.core.MatOfPoint2f;
+import org.opencv.core.Size;
+
+import android.util.Log;
+
+
+public class Calibracion {
+ private Mat imagenCalibrada;
+ private Mat imagenOriginal;
+ private MatOfPoint2f vertices;
+ private static final String TAG = "CHESSTRACK::Calibracion";
+
+
+ public boolean calibrar(Mat img){
+ Log.i(TAG, "INI calibrando");
+ boolean OK = false;
+ imagenOriginal = img;
+ imagenCalibrada = img;
+ Size patternSize = new Size(7,7);
+ MatOfPoint2f corners = new MatOfPoint2f();
+ boolean ret = Calib3d.findChessboardCorners(imagenOriginal, patternSize, corners);
+ if (ret){
+ Log.i(TAG, "Encontro = " + corners.total());
+ Log.i(TAG, "Encontro = " + corners.size().toString());
+ Calib3d.drawChessboardCorners(imagenCalibrada, patternSize, corners, ret);
+ vertices = corners;
+ //
+ // for(Point p : vertices.toList()){
+ // Log.i(TAG, "Encontro = " + Math.round(p.x) + " " + Math.round(p.y));
+ // }
+ }
+ OK = ret;
+
+
+
+ Log.i(TAG, "FIN calibrando = " + ret);
+ return OK;
+ }
+
+
+ public Mat getImagenCalibrada() {
+ return imagenCalibrada;
+ }
+
+
+ public void setImagenCalibrada(Mat imagenCalibrada) {
+ this.imagenCalibrada = imagenCalibrada;
+ }
+
+
+ public MatOfPoint2f getVertices() {
+ return vertices;
+ }
+
+
+ public void setVertices(MatOfPoint2f vertices) {
+ this.vertices = vertices;
+ }
+
+
+
+
+
+}
diff --git a/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/imgproc/Homografia.java b/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/imgproc/Homografia.java
new file mode 100644
index 0000000..96ece9e
--- /dev/null
+++ b/ProyectoAndroid/ChessTrack/src/uy/edu/fing/chesstrack/modulovision/imgproc/Homografia.java
@@ -0,0 +1,41 @@
+package uy.edu.fing.chesstrack.modulovision.imgproc;
+
+import org.opencv.core.CvType;
+import org.opencv.core.Mat;
+import org.opencv.core.MatOfPoint2f;
+import org.opencv.core.Point;
+import org.opencv.imgproc.Imgproc;
+
+public class Homografia implements ImgProcInterface {
+
+
+ private final Mat matrizTransformada;
+
+ public Homografia(MatOfPoint2f vertices) {
+ super();
+ int offset = 48*2;
+ int media = 48*6;
+ Mat src = new Mat(4,1,CvType.CV_32FC2);
+ Mat dst = new Mat(4,1,CvType.CV_32FC2);
+ Point p1,p2,p3,p4;
+ p1 = vertices.toList().get(0);
+ p2 = vertices.toList().get(6);
+ p3 = vertices.toList().get(42);
+ p4 = vertices.toList().get(48);
+ src.put((int)p1.y,(int)p1.x, (int)p2.y,(int)p2.x, (int)p4.y,(int)p4.x, (int)p3.y,(int)p3.x);
+ dst.put( offset,offset ,offset+media,offset , offset,offset+media , offset+media,offset+media );
+
+ matrizTransformada = Imgproc.getPerspectiveTransform(src,dst);
+ }
+
+
+
+ @Override
+ public Mat procesarImagen(Mat inputFrame) {
+ Mat out = inputFrame.clone();
+ Imgproc.warpPerspective(inputFrame,out, matrizTransformada, out.size());
+ return inputFrame;
+ }
+
+
+}
--
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