How to make a Camera App in Android (Example 1)

Posted by Shoaib at 10:36:00 am Read our previous post

MainActivity.Java:

ackage com.example.shoaibm.camerawork;

import android.content.Intent;
import android.net.Uri;
import android.os.Environment;
import android.provider.MediaStore;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;

import java.io.File;
import java.io.IOException;


public class MainActivity extends ActionBarActivity {

    int TAKE_PHOTO_CODE = 0;
    public static int count=0;

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

//here,we are making a folder named picFolder to store pics taken by the camera using this application
        final String dir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES) + "/picFolder/";
        File newdir = new File(dir);
        newdir.mkdirs();

        Button capture = (Button) findViewById(R.id.button);
        capture.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {

                // here,counter will be incremented each time,and the picture taken by camera will be stored as 1.jpg,2.jpg and likewise.
                count++;
                String file = dir+count+".jpg";
                File newfile = new File(file);
                try {
                    newfile.createNewFile();
                } catch (IOException e) {}

                Uri outputFileUri = Uri.fromFile(newfile);

                Intent cameraIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
                cameraIntent.putExtra(MediaStore.EXTRA_OUTPUT, outputFileUri);
                startActivityForResult(cameraIntent, TAKE_PHOTO_CODE);
            }
        });
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);

        if (requestCode == TAKE_PHOTO_CODE && resultCode == RESULT_OK) {
            Log.d("CameraDemo", "Pic saved");


        }
    }

}

Layout/ActivityMain.xml

//schemas.android.com/apk/res/android"

xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">

Manifest.xml

<uses-permission android:name="android.permission.CAMERA"></uses-permission>
    <uses-permission android:name="ANDROID.PERMISSION.WRITE_EXTERNAL_STORAGE"></uses-permission>