title: How to scale an image down in android
body: <p>I am creating an android application and I can add an image. However, what I want to do is scale down the image to fit the ImageButton size. Is there any way to do that?</p>
  
  <p>The code I have written so far:</p>
  
  <pre><code>package awad865.project.ContactManager1;
  
  
  
  import java.io.FileNotFoundException;
  import java.io.InputStream;
  
  import android.app.Activity;
  import android.content.Intent;
  import android.database.SQLException;
  import android.graphics.Bitmap;
  import android.graphics.BitmapFactory;
  import android.graphics.drawable.BitmapDrawable;
  import android.net.Uri;
  import android.os.Bundle;
  import android.support.v4.app.NavUtils;
  import android.util.Log;
  import android.view.Menu;
  import android.view.MenuItem;
  import android.view.View;
  import android.widget.ArrayAdapter;
  import android.widget.EditText;
  import android.widget.ImageButton;
  import android.widget.Spinner;
  
  
  public class AddContact extends Activity {
      //declare private fields
      private EditText firstName;
      private EditText lastName;
      private EditText number;
      private EditText address;
      private EditText date;
      private EditText email;
      private Spinner numberSpinner;
      private Spinner emailSpinner;
      private Spinner addressSpinner;
      private Spinner dateSpinner;
      private DatabaseHandler databaseHandler;
      private ImageButton addPic;
      private final int IMAGE_SELECTION =1;
  
  
  
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.activity_add_contact);
          //code that enables the title on the action bar
          getActionBar().setDisplayShowTitleEnabled(true);
          getActionBar().setDisplayHomeAsUpEnabled(true);
          databaseHandler = new DatabaseHandler(this);
  
          //intialise private fields
          firstName = (EditText)findViewById(R.id.edit_first_name);
          lastName = (EditText)findViewById(R.id.edit_last_name);
          number = (EditText)findViewById(R.id.edit_number);
          address = (EditText)findViewById(R.id.edit_address);
          date = (EditText)findViewById(R.id.edit_date);
          email =(EditText)findViewById(R.id.edit_email);
  
  
          //Spinner for the phone number field
          numberSpinner = (Spinner) findViewById(R.id.contact_number_spinner);
          // Create an ArrayAdapter using the string array and a default spinner layout
          ArrayAdapter&lt;CharSequence&gt; adapter = ArrayAdapter.createFromResource(this,
                  R.array.number_array, android.R.layout.simple_spinner_item);
          // Specify the layout to use when the list of choices appears
          adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
          // Apply the adapter to the spinner
          numberSpinner.setAdapter(adapter);
  
  
          //Spinner for the email address field
          emailSpinner = (Spinner) findViewById(R.id.contact_email_spinner);
          adapter = ArrayAdapter.createFromResource(this, 
                  R.array.email_array, android.R.layout.simple_spinner_item);
          adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
          emailSpinner.setAdapter(adapter);
  
          //Spinner for address field
          addressSpinner = (Spinner) findViewById(R.id.contact_address_spinner);
          adapter= ArrayAdapter.createFromResource(this,
                  R.array.address_array, android.R.layout.simple_spinner_item);
          adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
          addressSpinner.setAdapter(adapter);
  
          //Spinner for date
          dateSpinner = (Spinner) findViewById(R.id.contact_date_spinner);
          adapter=ArrayAdapter.createFromResource(this, 
                  R.array.date_array, android.R.layout.simple_spinner_dropdown_item);
          adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
          dateSpinner.setAdapter(adapter);
  
  
          addPic = (ImageButton) findViewById(R.id.addImage);
          Bitmap bm = BitmapFactory.decodeResource(getResources(), R.drawable.ic_social_person);
          addPic.setImageBitmap(bm);
  
          addPic.setOnClickListener(new View.OnClickListener() {
  
              @Override
              public void onClick(View arg0) {
                  Intent imageIntent = new Intent(Intent.ACTION_PICK);
                  imageIntent.setType("image/*");
                  startActivityForResult(imageIntent, IMAGE_SELECTION);
  
              }
          });
      }
  
      protected void onActivityResult(int requestCode, int resultCode, Intent imageReturnedIntent){
          super.onActivityResult(requestCode, resultCode, imageReturnedIntent);
  
          switch(requestCode){
          case IMAGE_SELECTION:
              if(resultCode == RESULT_OK){
                  try{
                      BitmapFactory.Options options = new BitmapFactory.Options();
                      options.inScaled = true;
                      final Uri imageURI = imageReturnedIntent.getData();
                      final InputStream inStr = getContentResolver().openInputStream(imageURI);
                      final Bitmap selectImg = BitmapFactory.decodeStream(inStr, null, options);
                      addPic.setImageBitmap(selectImg);
                  }catch(FileNotFoundException ex){
                      Log.e("File not found", "Selected image was not found", ex);
                  }
              }
              }
  
      }
      @Override
      public boolean onCreateOptionsMenu(Menu menu) {
          // Inflate the menu; this adds items to the action bar if it is present.
          getMenuInflater().inflate(R.menu.add_contact, menu);
          return true;
      }
  
      public boolean onOptionsItemSelected(MenuItem item){
  
          switch(item.getItemId()){
          //if the save button is pressed, then all the information is retrieved from the EditText fields
          //and stored in the private fields and then a new contact object is created and added to the 
          //database
          case R.id.action_save:
              BitmapDrawable bmd = ((BitmapDrawable) addPic.getDrawable());
              Bitmap photo = bmd.getBitmap();
              Contact contact = new Contact(firstName.getText().toString(),lastName.getText().toString(),number.getText().toString(), numberSpinner.getSelectedItem().toString(), email.getText().toString(), emailSpinner.getSelectedItem().toString(), date.getText().toString(), dateSpinner.getSelectedItem().toString(), address.getText().toString(), addressSpinner.getSelectedItem().toString(), "false");
              //add to database
  
              try {
                  databaseHandler.openDataBase();
                  databaseHandler.addContact(contact);
                  databaseHandler.close();
              } catch (SQLException sqle) {
                  throw sqle;
              }
              //go back to list of contacts
              Intent intentMain = new Intent(getApplicationContext(),MainActivity.class);
              intentMain.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
              startActivity(intentMain);
              return true;
  
              //if the cancel button is pressed on the action bar then the user is navigate to MainActivity
          case R.id.action_cancel:
              Intent intentCancel = new Intent(this,MainActivity.class);
              intentCancel.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
              startActivity(intentCancel);
              return true;
              //if the up button is pressed, then the user is taken back to the MainActivity
          case android.R.id.home:
              NavUtils.navigateUpFromSameTask(this);
              return true;
  
          default:
              return super.onOptionsItemSelected(item);
  
          }
      }
  }
  </code></pre>
  
  <p>XML file:</p>
  
  <pre><code>&lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:tools="http://schemas.android.com/tools"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      android:orientation="vertical"
      tools:context=".AddContact" &gt;
  
      &lt;TextView
          android:id="@+id/lbl_name"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_marginLeft="5dp"
          android:layout_marginTop="10dp"
          android:text="@string/heading_name"
          android:textColor="#0ab2ea" /&gt;
  
      &lt;View
          android:id="@+id/view_name"
          android:layout_width="wrap_content"
          android:layout_height="1.5dp"
          android:background="@drawable/blue_colour" /&gt;
  
      &lt;LinearLayout
          android:layout_width="337dp"
          android:layout_height="wrap_content"
          android:orientation="horizontal"
          android:weightSum="6" &gt;
  
          &lt;EditText
              android:id="@+id/edit_first_name"
              android:layout_width="0dp"
              android:layout_height="wrap_content"
              android:layout_marginTop="10dp"
              android:layout_weight="5"
              android:hint="@string/hint_firstname"
              android:inputType="textCapSentences" /&gt;
  
          &lt;ImageButton
              android:id="@+id/addImage"
              android:layout_width="0dp"
              android:layout_height="58dp"
              android:layout_weight="1"
              android:background="@drawable/ic_social_person" /&gt;
      &lt;/LinearLayout&gt;
  
      &lt;LinearLayout
          android:layout_width="337dp"
          android:layout_height="wrap_content"
          android:orientation="horizontal"
          android:weightSum="6" &gt;
  
          &lt;EditText
              android:id="@+id/edit_last_name"
              android:layout_width="0dp"
              android:layout_height="wrap_content"
              android:layout_marginBottom="5dp"
              android:layout_weight="5"
              android:hint="@string/hint_lastname"
              android:inputType="textCapSentences" /&gt;
      &lt;/LinearLayout&gt;
  
      &lt;TextView
          android:id="@+id/lbl_number"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_marginLeft="5dp"
          android:text="@string/heading_number"
          android:textColor="#0ab2ea" /&gt;
  
      &lt;View
          android:id="@+id/view_number"
          android:layout_width="wrap_content"
          android:layout_height="1.5dp"
          android:background="@drawable/blue_colour" /&gt;
  
      &lt;LinearLayout
          android:layout_width="337dp"
          android:layout_height="wrap_content"
          android:orientation="horizontal"
          android:weightSum="3" &gt;
  
          &lt;EditText
              android:id="@+id/edit_number"
              android:layout_width="0dp"
              android:layout_height="wrap_content"
              android:layout_marginBottom="5dp"
              android:layout_marginTop="10dp"
              android:layout_weight="2"
              android:hint="@string/hint_number"
              android:inputType="number" /&gt;
  
          &lt;Spinner
              android:id="@+id/contact_number_spinner"
              android:layout_width="0dp"
              android:layout_height="wrap_content"
              android:layout_marginTop="10dp"
              android:layout_weight="1" /&gt;
      &lt;/LinearLayout&gt;
  
      &lt;TextView
          android:id="@+id/lbl_email"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_marginLeft="5dp"
          android:text="@string/heading_email"
          android:textColor="#0ab2ea" /&gt;
  
      &lt;View
          android:id="@+id/view_email"
          android:layout_width="wrap_content"
          android:layout_height="1.5dp"
          android:background="@drawable/blue_colour" /&gt;
  
      &lt;LinearLayout
          android:layout_width="337dp"
          android:layout_height="wrap_content"
          android:orientation="horizontal"
          android:weightSum="3" &gt;
  
          &lt;EditText
              android:id="@+id/edit_email"
              android:layout_width="0dp"
              android:layout_height="wrap_content"
              android:layout_marginBottom="5dp"
              android:layout_marginTop="10dp"
              android:layout_weight="2"
              android:hint="@string/hint_email"
              android:inputType="textEmailAddress" /&gt;
  
          &lt;Spinner
              android:id="@+id/contact_email_spinner"
              android:layout_width="0dp"
              android:layout_height="wrap_content"
              android:layout_marginTop="10dp"
              android:layout_weight="1" /&gt;
      &lt;/LinearLayout&gt;
  
      &lt;TextView
          android:id="@+id/lbl_address"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_marginLeft="5dp"
          android:text="@string/heading_address"
          android:textColor="#0ab2ea" /&gt;
  
      &lt;View
          android:id="@+id/view_address"
          android:layout_width="wrap_content"
          android:layout_height="1.5dp"
          android:background="@drawable/blue_colour" /&gt;
  
      &lt;LinearLayout
          android:layout_width="337dp"
          android:layout_height="wrap_content"
          android:orientation="horizontal"
          android:weightSum="3" &gt;
  
          &lt;EditText
              android:id="@+id/edit_address"
              android:layout_width="0dp"
              android:layout_height="wrap_content"
              android:layout_marginBottom="5dp"
              android:layout_marginTop="10dp"
              android:layout_weight="2"
              android:hint="@string/hint_address"
              android:inputType="textPostalAddress" /&gt;
  
          &lt;Spinner
              android:id="@+id/contact_address_spinner"
              android:layout_width="0dp"
              android:layout_height="wrap_content"
              android:layout_marginTop="10dp"
              android:layout_weight="1" /&gt;
      &lt;/LinearLayout&gt;
  
      &lt;TextView
          android:id="@+id/lbl_event"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_marginLeft="5dp"
          android:text="@string/heading_event"
          android:textColor="#0ab2ea" /&gt;
  
      &lt;View
          android:id="@+id/view_event"
          android:layout_width="wrap_content"
          android:layout_height="1.5dp"
          android:background="@drawable/blue_colour" /&gt;
  
      &lt;LinearLayout
          android:layout_width="337dp"
          android:layout_height="wrap_content"
          android:orientation="horizontal"
          android:weightSum="3" &gt;
  
          &lt;EditText
              android:id="@+id/edit_date"
              android:layout_width="0dp"
              android:layout_height="wrap_content"
              android:layout_marginBottom="5dp"
              android:layout_marginTop="10dp"
              android:layout_weight="2"
              android:hint="@string/hint_date"
              android:inputType="date" /&gt;
  
          &lt;Spinner
              android:id="@+id/contact_date_spinner"
              android:layout_width="0dp"
              android:layout_height="wrap_content"
              android:layout_weight="1" /&gt;
      &lt;/LinearLayout&gt;
  
  &lt;/LinearLayout&gt;
  </code></pre>
  
  <p>Any help would be appreciated.</p>