Main.java Source code

Introduction

Here is the source code for Main.java

Source

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

import android.content.Context;
import android.database.Cursor;

import android.media.ExifInterface;
import android.net.Uri;

import android.provider.MediaStore;

public class Main {
    private static final int ORIENTATION_90 = 90;
    private static final int ORIENTATION_180 = 180;
    private static final int ORIENTATION_270 = 270;

    /**
     * Get Image orientation from uri
     *
     * @param context  Context of image
     * @param photoUri Uri of image
     * @return
     */
    public static int getOrientation(Context context, Uri photoUri) {
        Cursor cursor = context.getContentResolver().query(photoUri,
                new String[] { MediaStore.Images.ImageColumns.ORIENTATION }, null, null, null);

        try {
            if (cursor.moveToFirst()) {
                if (cursor.getInt(0) == ORIENTATION_270)
                    return ExifInterface.ORIENTATION_ROTATE_270;
                else if (cursor.getInt(0) == ORIENTATION_180)
                    return ExifInterface.ORIENTATION_ROTATE_180;
                else if (cursor.getInt(0) == ORIENTATION_90)
                    return ExifInterface.ORIENTATION_ROTATE_90;
            }
        } finally {
            cursor.close();
        }
        return -1;
    }
}