lightnormpgm.cc

torch tracking code, it is a good code

const char *help = "\
progname: lightnormpgm.cc\n\
code2html: This program reads a pgm image and normalizes it.\n\
version: Torch3 vision2.0, 2004-2005\n\
(c) Sebastien Marcel ([e-mail])\n";

#include "ImageGray.h"
#include "ipNormBestFitLinear.h"
#include "ipNormMeanLight.h"
#include "ipNormMeanStdvLight.h"
#include "DiskXFile.h"
#include "CmdLine.h"

using namespace Torch;

int main(int argc, char **argv)
{
	char *image_filename;
	bool verbose;
 	bool linear;
	bool meanstdv;
	
	// Construct the command line
  	CmdLine cmd;
	cmd.setBOption("write log", false);
	
  	// Put the help line at the beginning
  	cmd.info(help);

  	cmd.addText("\nArguments:");
  	cmd.addSCmdArg("image filename", &image_filename, "image filename");
  	cmd.addText("\nOptions:");
  	cmd.addBCmdOption("-verbose", &verbose, false, "verbose");
  	cmd.addBCmdOption("-linear", &linear, false, "linear light plane normalisation");
  	cmd.addBCmdOption("-meanstdv", &meanstdv, false, "meanstdv light plane normalisation");

	cmd.read(argc, argv);


  	DiskXFile *image_file = NULL;
	Image *image_in = NULL;
	Image *image_out = NULL;

	image_in = new ImageGray();
	image_in->setBOption("verbose", verbose);
	
	image_file = new DiskXFile(image_filename, "r");
	image_in->loadXFile(image_file);
	delete image_file;

	if(verbose)
	{
		print("Image info:\n");
		print("   width = %d\n", image_in->width);
		print("   height = %d\n", image_in->height);
		print("   format = %s (%d)\n", image_in->coding, image_in->n_planes);
	}

	ipCore *imachine = NULL;

	if(linear) imachine = new ipNormBestFitLinear(image_in->width, image_in->height, "gray");
	else if(meanstdv) imachine = new ipNormMeanStdvLight(image_in->width, image_in->height, "gray");
	else imachine = new ipNormMeanLight(image_in->width, image_in->height, "gray");

	imachine->setBOption("verbose", verbose);
	imachine->process(image_in);
	
	image_out = new ImageGray();
	image_out->setBOption("verbose", verbose);

	image_out->copyFrom(image_in->width, image_in->height, imachine->seq_out->frames[0], "gray");
	image_out->save("lightnorm.pgm");

	image_out->copyFrom(image_in->width, image_in->height, imachine->seq_out->frames[1], "gray");
	image_out->save("lightplane.pgm");

	delete imachine;
	delete image_out;
	delete image_in;

	return(0);
}