Bitmap size : Bitmap « 2D Graphics « Android

1. Android
2. 2D Graphics
3. Bitmap

Bitmap size

    

package app.test;
import java.io.File;

import android.app.Activity;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.view.Display;
import android.widget.ImageView;

public class Test extends Activity {
  final static int CAMERA_RESULT = 0;
  ImageView imv;
  String imageFilePath;
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);

    imageFilePath = Environment.getExternalStorageDirectory().getAbsolutePath()+ "/a.jpg";
    File imageFile = new File(imageFilePath);
    Uri imageFileUri = Uri.fromFile(imageFile);
    Intent i = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
    i.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, imageFileUri);
    startActivityForResult(i, CAMERA_RESULT);
  }

  protected void onActivityResult(int requestCode, int resultCode,
      Intent intent) {
    super.onActivityResult(requestCode, resultCode, intent);
    if (resultCode == RESULT_OK) {
      imv = (ImageView) findViewById(R.id.ReturnedImageView);
      Display currentDisplay = getWindowManager().getDefaultDisplay();
      BitmapFactory.Options bmpFactoryOptions = new BitmapFactory.Options();
      bmpFactoryOptions.inJustDecodeBounds = true;
      Bitmap bmp = BitmapFactory.decodeFile(imageFilePath,
          bmpFactoryOptions);

      bmpFactoryOptions.inSampleSize = 2;
      bmpFactoryOptions.inJustDecodeBounds = false;
      bmp = BitmapFactory.decodeFile(imageFilePath, bmpFactoryOptions);
      imv.setImageBitmap(bmp);
    }
  }
}
//layout/main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    >
  <ImageView android:id="@+id/ReturnedImageView" 
             android:layout_width="wrap_content" 
             android:layout_height="wrap_content"></ImageView>
</LinearLayout>

   
    
    
    
  

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