package com.kf5.sdk.im.utils;

import android.graphics.BitmapFactory;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;

/**
 * author:chosen
 * date:2016/10/26 14:51
 * email:812219713@qq.com
 */

public class BitmapDecoder {

    public static int[] decodeBound(File file) {
        InputStream is = null;
        try {
            is = new FileInputStream(file);
            int[] bound = decodeBound(is);
            return bound;
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } finally {
            if (is != null) {
                try {
                    is.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }

        return new int[]{0, 0};
    }

    public static int[] decodeBound(InputStream is) {
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        BitmapFactory.decodeStream(is, null, options);

        return new int[]{options.outWidth, options.outHeight};
    }

}