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convert.cxx | ![]() |
Convert an image file into another file type
Usage: convert infile outfile
/************************************************************************/ /* */ /* Copyright 1998-2002 by Ullrich Koethe */ /* Cognitive Systems Group, University of Hamburg, Germany */ /* */ /* This file is part of the VIGRA computer vision library. */ /* The VIGRA Website is */ /* http://kogs-www.informatik.uni-hamburg.de/~koethe/vigra/ */ /* Please direct questions, bug reports, and contributions to */ /* ullrich.koethe@iwr.uni-heidelberg.de or */ /* vigra@informatik.uni-hamburg.de */ /* */ /* Permission is hereby granted, free of charge, to any person */ /* obtaining a copy of this software and associated documentation */ /* files (the "Software"), to deal in the Software without */ /* restriction, including without limitation the rights to use, */ /* copy, modify, merge, publish, distribute, sublicense, and/or */ /* sell copies of the Software, and to permit persons to whom the */ /* Software is furnished to do so, subject to the following */ /* conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the */ /* Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES */ /* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND */ /* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT */ /* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, */ /* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING */ /* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR */ /* OTHER DEALINGS IN THE SOFTWARE. */ /* */ /************************************************************************/ #include <iostream> #include "vigra/stdimage.hxx" #include "vigra/impex.hxx" using namespace vigra; int main(int argc, char ** argv) { if(argc != 3) { std::cout << "Usage: " << argv[0] << " infile outfile" << std::endl; std::cout << "(supported formats: " << vigra::impexListFormats() << ")" << std::endl; return 1; } try { // read image given as first argument // file type is determined automatically vigra::ImageImportInfo info(argv[1]); if(info.isGrayscale()) { // create a gray scale image of appropriate size vigra::BImage in(info.width(), info.height()); // import the image just read importImage(info, destImage(in)); // write the image to the file given as second argument // the file type will be determined from the file name's extension exportImage(srcImageRange(in), vigra::ImageExportInfo(argv[2])); } else { // create a RGB image of appropriate size vigra::BRGBImage in(info.width(), info.height()); // import the image just read importImage(info, destImage(in)); // write the image to the file given as second argument // the file type will be determined from the file name's extension exportImage(srcImageRange(in), vigra::ImageExportInfo(argv[2])); } } catch (vigra::StdException & e) { // catch any errors that might have occured and print their reason std::cout << e.what() << std::endl; return 1; } return 0; }
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