Android Camera

Camera is mainly used to capture picture and video. We can control the camera by using methods of camera api.

activity_main.xml

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<?xml version="1.0" encoding="utf-8"?>
<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="com.sgp.anil.camera.MainActivity">

    <Button
        android:id="@+id/button_camera"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center_horizontal"
        android:text="Camera" />

    <ImageView
        android:id="@+id/display_imageView"
        android:layout_width="350dp"
        android:layout_height="350dp"
        android:layout_gravity="center" />
</LinearLayout>

MainActivity.Java

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package com.sgp.anil.camera;

import android.Manifest;
import android.content.Intent;import android.graphics.Bitmap;
import android.os.Bundle;
import android.provider.MediaStore;
import android.support.annotation.NonNull;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;

public class MainActivity extends AppCompatActivity {
    Button camerabtn;
    ImageView imageView;
    int REQUEST_CAMERA = 1;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        camerabtn = (Button) findViewById(R.id.button_camera);
        imageView = (ImageView) findViewById(R.id.display_imageView);
        camerabtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                
                    Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
                    startActivityForResult(intent, 0);
               

            }
        });
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        Bitmap bp = (Bitmap) data.getExtras().get("data");
        imageView.setImageBitmap(bp);
        super.onActivityResult(requestCode, resultCode, data);
    }

   
    }
}