Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Apache License 

import android.graphics.*;
import android.media.ExifInterface;

public class Main {
    public static Bitmap normalizeExifRotateBitmap(Bitmap bitmap, int orientation) {

        Matrix matrix = new Matrix();
        switch (orientation) {
        case ExifInterface.ORIENTATION_NORMAL:
            return bitmap;
        case ExifInterface.ORIENTATION_FLIP_HORIZONTAL:
            matrix.setScale(-1, 1);
            break;
        case ExifInterface.ORIENTATION_ROTATE_180:
            matrix.setRotate(180);
            break;
        case ExifInterface.ORIENTATION_FLIP_VERTICAL:
            matrix.setRotate(180);
            matrix.postScale(-1, 1);
            break;
        case ExifInterface.ORIENTATION_TRANSPOSE:
            matrix.setRotate(90);
            matrix.postScale(-1, 1);
            break;
        case ExifInterface.ORIENTATION_ROTATE_90:
            matrix.setRotate(90);
            break;
        case ExifInterface.ORIENTATION_TRANSVERSE:
            matrix.setRotate(-90);
            matrix.postScale(-1, 1);
            break;
        case ExifInterface.ORIENTATION_ROTATE_270:
            matrix.setRotate(-90);
            break;
        default:
            return bitmap;
        }
        try {
            Bitmap bmRotated = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix,
                    true);
            bitmap.recycle();
            return bmRotated;
        } catch (OutOfMemoryError e) {
            e.printStackTrace();
            return null;
        }
    }
}