Get supported picture sizes of Android device's camera: getSupportedPictureSizes()

To read the info of supporte picture size of camera, the method getSupportedPictureSizes() can be used. It return a list of supported picture sizes. This method will always return a list with at least one element. 



In order to access Camera, we have to modify AndroidManifest.xml to grant permission of Camera.

      package="com.exercise.AndroidCameraPictureSizes"
      android:versionCode="1"
      android:versionName="1.0">
    
                          android:label="@string/app_name">
            
                
                
            
        

    
    
    
    
    
 

Modify main.xml to have a Spinner to display the list.

    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    >
    android:layout_width="fill_parent" 
    android:layout_height="wrap_content" 
    android:text="@string/hello"
    />
    android:id="@+id/supportedpicturesizes"
    android:layout_width="fill_parent" 
    android:layout_height="wrap_content" 
    />

Main Java code

package com.exercise.AndroidCameraPictureSizes;

import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.hardware.Camera;
import android.os.Bundle;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import android.widget.Toast;

public class AndroidCameraPictureSizes extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        Spinner spinnerSupportedPictureSizes = (Spinner)findViewById(R.id.supportedpicturesizes);
        
        Camera camera = Camera.open();
        Camera.Parameters cameraParameters = camera.getParameters();
        List listSupportedPictureSizes = cameraParameters.getSupportedPictureSizes();
        
        List listStrSupportedPictureSizes = new ArrayList();
        
        for (int i=0; i < listSupportedPictureSizes.size(); i++){

         String strSize = String.valueOf(i) + " : " 
            + String.valueOf(listSupportedPictureSizes.get(i).height)
            + " x "
            + String.valueOf(listSupportedPictureSizes.get(i).width);
         listStrSupportedPictureSizes.add(strSize);
        }
        
        ArrayAdapter adapter = new ArrayAdapter(this,
                android.R.layout.simple_spinner_item, listStrSupportedPictureSizes);
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        spinnerSupportedPictureSizes.setAdapter(adapter);

        camera.release();
    }
}

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