Use Bellow code for

Capture Image from Camera and Display in Activity

public void Taken_image(View view) {
   
        Context context = this;
        PackageManager pm = context.getPackageManager();
        if (pm.hasSystemFeature(PackageManager.FEATURE_CAMERA)) {

            Intent cameraIntent = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
            startActivityForResult(cameraIntent, CAMERA_REQUEST);

        } else {
            Toast.makeText(getApplicationContext(), "This device doesn't have a Camera", Toast.LENGTH_SHORT).show();
        }
    }

    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode == CAMERA_REQUEST && resultCode == RESULT_OK) {
            Bitmap photo = (Bitmap) data.getExtras().get("data");
            imageView.setImageBitmap(photo);

            ByteArrayOutputStream bytes = new ByteArrayOutputStream();
            photo.compress(Bitmap.CompressFormat.JPEG, 100, bytes);
            //4
            // File file = new File(Environment.getExternalStorageDirectory()+File.separator + "User.jpg");
            File root = new File(Environment.getExternalStorageDirectory() + File.separator + "/.PPPP" + File.separator);
            root.mkdirs();
            File sdImageMainDirectory = new File(root, "myPicName.jpg");
            try {
                root.createNewFile();
                FileOutputStream fo = new FileOutputStream(sdImageMainDirectory);
                //5
                fo.write(bytes.toByteArray());
                fo.close();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    }

Add permission in AndroidManifest.xml

uses-feature android:name="android.hardware.camera" />
    <uses-permission android:name="android.permission.CAMERA"/>

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

How to pick image from gallery in android ?

Use this two method

 public void loadImagefromGallery(View view) {

        // Create intent to Open Image applications like Gallery, Google Photos

        Intent galleryIntent = new Intent(Intent.ACTION_PICK,

                android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);

        // Start the Intent

        startActivityForResult(galleryIntent, RESULT_LOAD_IMG);

    }

 

    @Override

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

        super.onActivityResult(requestCode, resultCode, data);

        try {

            // When an Image is picked

            if (requestCode == RESULT_LOAD_IMG && resultCode == RESULT_OK

                    && null != data) {

                // Get the Image from data

 

                Uri selectedImage = data.getData();

                String[] filePathColumn = { MediaStore.Images.Media.DATA };

 

                // Get the cursor

                Cursor cursor = getContentResolver().query(selectedImage,

                        filePathColumn, null, null, null);

                // Move to first row

                cursor.moveToFirst();

 

                int columnIndex = cursor.getColumnIndex(filePathColumn[0]);

                imgDecodableString = cursor.getString(columnIndex);

                cursor.close();

                ImageView imgView = (ImageView) findViewById(R.id.imgView);

                // Set the Image in ImageView after decoding the String

                imgView.setImageBitmap(BitmapFactory

                        .decodeFile(imgDecodableString));

 

            } else {

                Toast.makeText(this, "You haven't picked Image",

                        Toast.LENGTH_LONG).show();

            }

        } catch (Exception e) {

            Toast.makeText(this, "Something went wrong", Toast.LENGTH_LONG)

                    .show();

        }

 

    }

 

Add permission in AndroidManifest.xml

<uses-feature android:name="android.hardware.camera" /> <uses-permission android:name="android.permission.CAMERA"/> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />