Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Open Source License 

import android.media.ExifInterface;

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

public class Main {
    /**
     * Extracts the EXIF rotation tag of an image file.
     *
     * @param filePath Path to the image file
     * @return Rotation in degrees
     * @throws IOException
     */
    public static int getExifRotation(String filePath) throws IOException {
        ExifInterface exif = new ExifInterface(filePath);

        int exifOrientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);

        switch (exifOrientation) {
        case ExifInterface.ORIENTATION_ROTATE_90:
            return 90;
        case ExifInterface.ORIENTATION_ROTATE_180:
            return 180;
        case ExifInterface.ORIENTATION_ROTATE_270:
            return 270;
        default:
            return 0;
        }
    }

    /**
     * Extracts the EXIF rotation tag of an image file.
     *
     * @param file The image file
     * @return Rotation in degrees
     * @throws IOException
     */
    public static int getExifRotation(File file) throws IOException {
        return getExifRotation(file.getAbsolutePath());
    }
}