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Apps/unix/mpisearch/main.cc

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/*
 *  main.cc
 *
 *  Authors: Ryan Dahl, Ian Fasel, Javier Movellan
 *  Fixes:
 *
 *  Copyright (c) 2003 Machine Perception Laboratory
 *  University of California San Diego.
 *
 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
 *
 *    1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
 *    2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
 *    3. The name of the author may not be used to endorse or promote products derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

#include "mpisearchFaceDetector.h"

#include <list>
#include <algorithm>
#include <Magick++.h>
#include <iostream>

extern "C" {
#include <math.h>
#include <string.h>
#include <sys/time.h>
#include <stdlib.h>
#ifndef __APPLE_CC__  
#include <argp.h> // argp is a linux specific library.  Doh!
#else
#include <sys/sysctl.h>
#endif
}

#define FALSE 0
#define TRUE 1 
#define MAX_NUM_IMAGES 10

#define BINARY

using namespace std;

#ifndef __APPLE_CC__
const char *argp_program_version = "2.0";
const char *argp_program_bug_address = "ianfasel@cogsci.ucsd.edu";
static char doc[] = "An example program demonstrating the use of libmpisearch."
"To run the face detector on an image file, accepting all defaults, "
"type:\n\t mpisearch <image>\nwhere <image> is the name of the image file. "
"You can also specify the following options:\vEnjoy!"
;
static struct argp_option options[] = {
  {0}
};
#endif //__APPLE_CC__
struct arguments {
  char *args[MAX_NUM_IMAGES];   // up to xx images can be processed at once
  int matlab;
  char matfile[50], cfile[50], emofile[50];
  int emoFlag;
};
#ifndef __APPLE_CC__
static error_t parse_opt (int key, char *arg, struct argp_state *state){
  // Get input argument from argp_parse, which is our
  // arguments pointer.
  struct arguments *arguments = static_cast<struct arguments *>(state->input);
  
  switch(key)
    {
    case ARGP_KEY_ARG:
      if(state->arg_num >= 10)   // too many arguments
        argp_usage (state);
      arguments->args[state->arg_num] = arg;
      break;
    case ARGP_KEY_NO_ARGS:
      argp_usage(state);
      break;
    case ARGP_KEY_END:
      if (state->arg_num <= 0) // not enough arguments
        argp_usage(state);
      break;

    default:
      return ARGP_ERR_UNKNOWN;
    }
  return 0;
}

static char args_doc[] = "image1 image2 ... imageN (N <= 10)";
static struct argp argp = {options, parse_opt, args_doc, doc};
#endif //__APPLE_CC__


static inline double difftv(const struct timeval &t1, const struct timeval &t0)
{ return( (t1.tv_sec -t0.tv_sec )*1.0 +(t1.tv_usec-t0.tv_usec)*1e-6); }

using namespace Magick;

int main (int argc, char **argv)
{  
  struct arguments arguments;
  // default values
  strcpy(arguments.matfile,"out.mat");
  strcpy(arguments.cfile,"ci.xml");
  strcpy(arguments.emofile,"emo.xml");
  arguments.emoFlag = 0;
  for(int i = 0; i<MAX_NUM_IMAGES; i++)
    arguments.args[i] = 0;
    
  // get values from command line
#ifndef __APPLE_CC__
  argp_parse(&argp, argc, argv, 0, 0, &arguments);
#else
  int opt_count = 0;
  arguments.args[0] = (char *)malloc(256 * sizeof(char));
  if(argc==2)
    strcpy(arguments.args[0],argv[1]);
  else{
    arguments.emoFlag = 1;
    strcpy(arguments.args[0],argv[2]);
  }
  
#endif

  //
  // Initialize the MPISearchObjectDetector object
  //
  MPISearchFaceDetector mpi;

  // 
  // Loop through all images
  //
  int last_width = 0, last_height = 0;
  int arg_count = -1;
  while(arguments.args[++arg_count]!=0){
    // Try and open the file.  
    cout << "opening file " <<  arguments.args[arg_count] << endl; 
    try { 
      Image image( arguments.args[arg_count] );

      // 
      // allocate our buffer and write the pixels to it. 
      //
      RImage<float> pixels(image.columns(), image.rows());

      image.quantizeColors ( 256 ); // convert to 256 colors
      image.quantize( ); // convert to grayscale

      image.write(0,0, image.columns(), image.rows(), "I", FloatPixel, pixels.array);
      image.display();

      //pixels.print(); // why are colors between 0 and 100 ?

      cout << "Image: " << arguments.args[arg_count]
           << " - " << pixels.width 
           << "x" << pixels.height 
           << endl;
      if((pixels.width != last_width) || (pixels.height != last_height))
            mpi.resetStream(pixels.width, pixels.height, 0.75);
      last_width = pixels.width ; last_height = pixels.height;

      FaceBoxList faces;

      struct timeval tv_now, last, tv_first, final;

      int numwindows, nframes = 50, num_successes = 0;
      Square trackedFace;
      // Search nframes times
      for(int fc = 0; fc < nframes; ++fc){
        faces.clear();
        gettimeofday(&last,0);
        if(fc==0)
          numwindows = mpi.search(pixels, faces, 0, 1.25);
        else
          numwindows = mpi.search(pixels, faces, 1, .75);
        gettimeofday(&tv_now,0);
        if(fc == 0){
          cout << "numwindows: " << numwindows << endl;
          printf("\tThe first search took %g seconds. \n", difftv(tv_now, last));
          printf("Initially found %d faces in %s.\n", faces.size(), arguments.args[arg_count]);
        }
        faces.simplify( 0.2 ); //0.24);
        if(fc == 0)
          printf("Now found %d.\n", faces.size());
        if(!faces.empty()){
          faces.objects.sort(decreasing<int>);
          trackedFace = faces.front();
          //cout << "Front face size: "<< trackedFace.size << endl;
          num_successes++;
        }
        mpi.AdjSearchWindow(trackedFace);
        if(fc == 0)
          gettimeofday(&tv_first,0);
      }
      gettimeofday(&final,0);
      printf("\tTheoretical frame rate for one-face tracking: %g fps. \n", (nframes-1) / difftv(final, tv_first));
      printf("\tFound face in %2.0f%% of frames\n",((float)num_successes/(float)nframes) * 100.0);       

      if(faces.size() != 0) {
        image.strokeColor("white");
        image.strokeWidth(1);
        image.fillColor("none" );

        while(!faces.empty( ))
        {
          Square face = faces.front();  
          faces.pop_front();

          image.draw( DrawableRectangle(face.x, face.y, 
                face.x + face.size, face.y + face.size));

          //cout << "square_size: " << face->size << " x: " << face->x << " y: " << face->y << endl;

          //delete face;
        }
        
        image.display();
        //image.write("result.jpg");
      }
    }
    catch ( ErrorFileOpen &error ) {
      cerr << "Error opening file: " 
           <<  arguments.args[arg_count]
           << ". ImageMagick said: " 
           << error.what() 
           << endl;
    }
  } 
  return 0;
}

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