jpegTools.h

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00001 //==============================================
00002 //  copyright            : (C) 2003-2005 by Will Stokes
00003 //==============================================
00004 //  This program is free software; you can redistribute it
00005 //  and/or modify it under the terms of the GNU General
00006 //  Public License as published by the Free Software
00007 //  Foundation; either version 2 of the License, or
00008 //  (at your option) any later version.
00009 //==============================================
00010 
00011 #ifndef BACKEND_TOOLS_JPEG_JPEGTOOLS_H
00012 #define BACKEND_TOOLS_JPEG_JPEGTOOLS_H
00013 
00014 class QString;
00015 class QImage;
00016 
00017 //fast scale a Jpeg img using libjpg to intially scale image by power of 2
00018 bool scaleJPEG(QString fileIn, QImage& scaledImage,  int targetWidth, int targetHeight);
00019 
00020 //apply lossless transformation on image (rotation or flip)
00021 bool transformJPEG ( QString fileIn, QString fileOut, TRANSFORM_CODE transformation );
00022 
00023 #endif //BACKEND_TOOLS_JPEG_JPEGTOOLS_H
00024 

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