Get Rotated Bitmap - Android Graphics

Android examples for Graphics:Bitmap Rotate

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Description

Get Rotated Bitmap

Demo Code


//package com.java2s;

import android.graphics.Bitmap;

import android.graphics.Matrix;

public class Main {
    public synchronized static Bitmap GetRotatedBitmap(Bitmap bitmap,
            int degrees) {
        if (degrees != 0 && bitmap != null) {
            Matrix m = new Matrix();
            m.setRotate(degrees, (float) bitmap.getWidth() / 2,
                    (float) bitmap.getHeight() / 2);
            try {
                Bitmap b2 = Bitmap.createBitmap(bitmap, 0, 0,
                        bitmap.getWidth(), bitmap.getHeight(), m, true);
                if (bitmap != b2) {
                    bitmap.recycle();/*from  w  w w.  ja v a2s  . co m*/
                    bitmap = b2;
                }
            } catch (OutOfMemoryError ex) {
                // We have no memory to rotate. Return the original bitmap.
            }
        }

        return bitmap;
    }
}

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