android-ngn-stack/src/main/java/org/doubango/ngn/utils/NgnGraphicsUtils.java
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 /*
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 * Copyright (C) 2020, University of the Basque Country (UPV/EHU)
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 *  Contact for licensing options: <licensing-mcpttclient(at)mcopenplatform(dot)com>
 *
 * The original file was part of Open Source IMSDROID
 *  Copyright (C) 2010-2011, Mamadou Diop.
 *  Copyright (C) 2011, Doubango Telecom.
 *
 *
 * Contact: Mamadou Diop <diopmamadou(at)doubango(dot)org>
 *
 * This file is part of Open Source Doubango Framework.
 *
 * This is free software: you can redistribute it and/or modify it under the terms of
 * the GNU General Public License as published by the Free Software Foundation, either version 3
 * of the License, or (at your option) any later version.
 *
 * This is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
 package org.doubango.ngn.utils;
 
 import org.doubango.ngn.NgnApplication;
 
 import android.graphics.Bitmap;
 import android.graphics.Matrix;
 
 public class NgnGraphicsUtils {
 	
 	public static Bitmap getResizedBitmap(Bitmap bm, int newHeight, int newWidth) {
 		final int w = bm.getWidth();
 		final int h = bm.getHeight();
 		final float sw = ((float) newWidth) / w;
 		final float sh = ((float) newHeight) / h;
 
 		Matrix matrix = new Matrix();
 		matrix.postScale(sw, sh);
 		return Bitmap.createBitmap(bm, 0, 0, w, h, matrix, false);
 	}
 	
 	public static int getSizeInPixel(int dp){
 		final float scale = NgnApplication.getContext().getResources().getDisplayMetrics().density;
 		return (int) (dp * scale + 0.5f);
 	}
 }