ExampleConvertRAW.cpp

/* 
This file is part of the BIAS library (Basic ImageAlgorithmS).

Copyright (C) 2003-2009    (see file CONTACT for details)
  Multimediale Systeme der Informationsverarbeitung
  Institut fuer Informatik
  Christian-Albrechts-Universitaet Kiel


BIAS is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

BIAS 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
along with BIAS; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/


#include <Base/Image/ImageIO.hh>
#include <Base/Image/ImageConvert.hh>

#include <Base/Debug/Error.hh>
#include <Base/Debug/DebugSimple.hh>

// ----------------------

using namespace std;
using namespace BIAS;

/** 
    @example ExampleConvertRAW.cpp
    @relates ImageConvert
    @brief demonstrates reading of RAW4096 image format Reads a .raw RAW4096
    image which contains a scorpion 1600x1200 Bayer raw pattern with 8 bpp
    and writes it as a jpeg. This format is used by Mediendom project by
    Jan Woetzel and Juergen Rienow 2005.
    @author Jan Woetzel 05/2005
*/
void usage(int /*argc*/, char** /*argv*/)
{
  cout<<"usage:  readRAW <img.raw> <out.jpg> <jpgQuality>"<<endl
    <<"author: Jan Woetzel"<<endl;
}

// main entry for console application 
int main(int argc, char** argv){
  if (argc==1) usage(argc, argv);

  cout<<"started ";
  if (argc>0) cout<<argv[0];
  cout<<endl;

  BIAS::Image<unsigned char> img;

  string in("img.raw");
  string out("img_out.jpg");
  unsigned int quality=100;

  if (argc>1) in =argv[1];
  if (argc>2) out=argv[2];
  if (argc>3) quality=atoi(argv[3]);

  // work:
  int result = 0;
  result = BIAS::ImageIO::ImportRAWwithHeader(in, img);
  if (result!=0) {
    cout<<"could not load image "<<in<<endl;
    return -2;
  };

  /// to RGB  convert 1 ch Bayer --> 3 channel RGB
  BIAS::Image<unsigned char> imgRGB;
  BIAS::ImageConvert::ToRGB(img, imgRGB);

  // write result: 
  result = ImageIO::Save(out, imgRGB, BIAS::ImageIO::FF_jpg, false, quality,false,false);
  if (result!=0) 
    cout<<"could not write image."<<endl;

#ifdef BIAS_HAVE_OPENCV
  imgRGB.Display("imgRGB",true, false, true, 6000);
#endif // BIAS_HAVE_OPENCV

  cout<<"done."<<endl;
}