down Size Bitmap - Android Graphics

Android examples for Graphics:Bitmap Size

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Description

down Size Bitmap

Demo Code


//package com.book2s;

import android.graphics.Bitmap;
import android.graphics.Matrix;

public class Main {
    public static Bitmap downSizeBitmap(Bitmap bitmap, int reqSize) {

        int width = bitmap.getWidth();
        int height = bitmap.getHeight();

        float scaleWidth = ((float) reqSize) / width;
        float scaleHeight = ((float) reqSize) / height;

        Matrix matrix = new Matrix();
        matrix.postScale(scaleWidth, scaleHeight);

        Bitmap resizedBitmap = Bitmap.createBitmap(bitmap, 0, 0, width,
                height, matrix, false);/*  ww w .  j a va 2 s . c om*/
        return resizedBitmap;

        /*if(bitmap.getWidth() < reqSize) {
           return bitmap;
        } else {
           return Bitmap.createScaledBitmap(bitmap, reqSize, reqSize, false);
        } */
    }
}

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