How To Create a Camera App In Android

Saurabh Singh May 23, 2022
Camera App in Android
Table of Content

Step 1

Make a new Android Project named Camera App

Step 2

Include the following permissions in Manifest.xml file :

Step 3

Make the Layout File activity_main.xml:

Step 4

MainActivity.java file

Initialize the request, the constants and view:

private static final int IMAGE_REQUEST_CODE=1;

private static final String IMAGE_DIRECTORY_NAME = “Hello Camera”;

private Uri fileUri;

private ImageView img;

private Button clk= (Button) findViewById(R.id.button1);

Method to capture the Image:

private void captureImage() {

Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);

fileUri = getOutputMediaFileUri(MEDIA_TYPE_IMAGE);

intent.putExtra(MediaStore.EXTRA_OUTPUT, fileUri);

startActivityForResult(intent, IMAGE_REQUEST_CODE);

}

Method OnActivityResult:

protected void onActivityResult(int requestCode, int resultCode, Intent data) {

// if the result is capturing Image

if (requestCode == CAMERA_CAPTURE_IMAGE_REQUEST_CODE) {

if (resultCode == RESULT_OK) {

previewCapturedImage();

} else if (resultCode == RESULT_CANCELED) {

Toast.makeText(getApplicationContext(),

“User cancelled image capture”, Toast.LENGTH_SHORT)

.show();

} else {

// failed to capture image

Toast.makeText(getApplicationContext(),

“Sorry! Failed to capture image”, Toast.LENGTH_SHORT)

.show();

}

}

}

Display Picture

BitmapFactory is a class for images which is used to display the picture on the screen.

private void previewCapturedImage() {

// bimatp factory

BitmapFactory.Options options = new BitmapFactory.Options();

options.inSampleSize = 8;

final Bitmap bitmap = BitmapFactory.decodeFile(fileUri.getPath(),

options);

imgPreview.setImageBitmap(bitmap);

}

THE AUTHOR
Saurabh Singh
CEO & Director
Prev PostNext Post
Read more blogs
Android 11 impact on mobile application

How Will Android 11 Features Impact Your Mobile Application?

Android 10 was a big shift for Google in the Operating System environment. We did not just finally get to work around the long-awaited Dark mode and saw several important changes happening on the app permission front, we also saw the end of an era.  With Android 10, Google brought its tradition to name operating…

Avinash Sharma
Top Google Play Store Statistics 2022 You Must Know

Top Google Play Store Statistics 2024 You Must Know

The success story of Google is not unknown to the world. Their services are used and loved worldwide. In this article, we will be analyzing top Google Play Store statistics 2022, and how it’s impacting the lives of users and businesses across the globe. There is never a dull moment when it comes to technology…

Avinash Sharma
9 Features that Android Borrowed from Apple’s iOS

9 Features that Android Borrowed from Apple’s iOS

As the mobile world is getting overflowed with new devices and mobile apps, the users’ demand for more innovative features is touching the sky. It has become imperative for all the mobile companies to introduce a WOW factor to their operating system for gaining limelight in the market.  In this constant race of engaging their…

Bhupinder Kour