Android Bitmap Size Get getBitmapSize(String strImagePath, boolean checkOrientation)

Description

get Bitmap Size

Declaration

public static BitmapFactory.Options getBitmapSize(String strImagePath,
            boolean checkOrientation) 

Method Source Code

//package com.java2s;

import java.io.IOException;

import android.graphics.BitmapFactory;

import android.media.ExifInterface;

public class Main {
    public static BitmapFactory.Options getBitmapSize(String strImagePath) {
        //==========================================
        // Loaded the temporary bitmap for getting size.
        //==========================================
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        //Bitmap photo = BitmapFactory.decodeFile(strPath, options);
        BitmapFactory.decodeFile(strImagePath, options);

        return options;
    }/*from ww  w.  jav  a2 s. com*/

    public static BitmapFactory.Options getBitmapSize(String strImagePath,
            boolean checkOrientation) {
        //==========================================
        // Loaded the temporary bitmap for getting size.
        //==========================================
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        //Bitmap photo = BitmapFactory.decodeFile(strPath, options);
        BitmapFactory.decodeFile(strImagePath, options);

        if (checkOrientation) {
            int degree = getExifDegree(strImagePath);
            if (degree == 90 || degree == 270) {
                int temp = options.outWidth;
                options.outWidth = options.outHeight;
                options.outHeight = temp;
            }
        }

        return options;
    }

    public static int getExifDegree(String filepath) {
        int degree = 0;
        ExifInterface exif;
        try {
            exif = new ExifInterface(filepath);
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
            return 0;
        }

        if (exif != null) {
            int orientation = exif.getAttributeInt(
                    ExifInterface.TAG_ORIENTATION, -1);

            if (orientation != -1) {
                switch (orientation) {
                case ExifInterface.ORIENTATION_ROTATE_90:
                    degree = 90;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_180:
                    degree = 180;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_270:
                    degree = 270;
                    break;
                }
            }
        }
        return degree;
    }
}

Related

1. calculateInSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight)
2. computeInitialSampleSize( BitmapFactory.Options options, int minSideLength, int maxNumOfPixels)
3. computeSampleSize(BitmapFactory.Options options, int minSideLength, int maxNumOfPixels)
4. getBitmapSize(Bitmap bitmap)
5. getBitmapSize(String strImagePath)