The function doOCR takes a buffered image that is not possible while working in android! Bufferedimage uses IIOimage that is used in java but not in android!
Issues With the OCR code and Java Code for ANDROID
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25-11-2021 - |
Question
here is my code to convert the picture taken from the camera into text using tesseract's java wrapper tess4j! i have included the jar files added them to my path! code does not show any syntax errors! i launch the default camera it starts i take picture and it is shown in the image view i declared however the editbox seems empty though it should show the result of OCR!
package your.apnakaam.namespace;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.graphics.Bitmap;
import android.widget.ImageView;
import android.graphics.Bitmap;
import android.graphics.Rect;
import android.util.Log;
import java.io.File;
import java.util.ArrayList;
import java.util.Iterator;
import java.io.File;
import java.io.File;
import net.sourceforge.tess4j.*;
public class KaamsekhaActivity extends Activity
{
private static final int CAMERA_REQUEST = 1888;
private ImageView imageView;
//**************************************************************************************************
private Intent data;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//setContentView(R.layout.main);
setContentView(R.layout.apna_layout);
Button capt_but = (Button)findViewById(R.id.capture_btn);
this.imageView = (ImageView)this.findViewById(R.id.picture);
capt_but.setOnClickListener(new View.OnClickListener()
{
//@Override
// TODO Auto-generated method stub
public void onClick(View v)
{
Intent cameraIntent = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
startActivityForResult(cameraIntent, CAMERA_REQUEST);
}
});
}
protected void onActivityResult(int requestCode, int resultCode, Intent data)
{
if (requestCode == CAMERA_REQUEST && resultCode == RESULT_OK)
{
Bitmap photo = (Bitmap) data.getExtras().get("data");
imageView.setImageBitmap(photo);
void myfunction()
}
}
public void myfunction()
{
TextView disp = (TextView)findViewById(R.id.editText1);
File new_pic = (File) data.getExtras().get("data");
Tesseract instance = Tesseract.getInstance(); // JNA Interface Mapping
try
{
String result = instance.doOCR(new_pic);
disp.setText(result);
}
catch (TesseractException e)
{
System.err.println(e.getMessage());
}
}
}
I can't figure out whats wrong with the code!
Pas de solution correcte
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