diff -r 000000000000 -r f453ebb75370 gfxconversion/bmconv_s60/src/UTILS.CPP --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gfxconversion/bmconv_s60/src/UTILS.CPP Tue Feb 02 01:11:11 2010 +0200 @@ -0,0 +1,55 @@ +/* +* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: +* +*/ + +#include "BMCONV.H" + + +int BitmapUtils::ByteWidth(int aPixelWidth,int aBitsPerPixel) + { + int wordWidth = 0; + + switch (aBitsPerPixel) + { + case 1: + wordWidth = (aPixelWidth + 31) / 32; + break; + case 2: + wordWidth = (aPixelWidth + 15) / 16; + break; + case 4: + wordWidth = (aPixelWidth + 7) / 8; + break; + case 8: + wordWidth = (aPixelWidth + 3) / 4; + break; + case 12: + case 16: + wordWidth = (aPixelWidth + 1) / 2; + break; + case 24: + wordWidth = (((aPixelWidth * 3) + 11) / 12) * 3; + break; + case 32: + wordWidth = aPixelWidth; + break; + default: + break; + }; + + return wordWidth * 4; + } +