sustaining_gazes/exe/Recording/Record.cpp

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///////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017, Carnegie Mellon University and University of Cambridge,
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// all rights reserved.
//
// ACADEMIC OR NON-PROFIT ORGANIZATION NONCOMMERCIAL RESEARCH USE ONLY
//
// BY USING OR DOWNLOADING THE SOFTWARE, YOU ARE AGREEING TO THE TERMS OF THIS LICENSE AGREEMENT.
// IF YOU DO NOT AGREE WITH THESE TERMS, YOU MAY NOT USE OR DOWNLOAD THE SOFTWARE.
//
// License can be found in OpenFace-license.txt
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//
// * Any publications arising from the use of this software, including but
// not limited to academic journal and conference publications, technical
// reports and manuals, must cite at least one of the following works:
//
// OpenFace: an open source facial behavior analysis toolkit
// Tadas Baltru<72>aitis, Peter Robinson, and Louis-Philippe Morency
// in IEEE Winter Conference on Applications of Computer Vision, 2016
//
// Rendering of Eyes for Eye-Shape Registration and Gaze Estimation
// Erroll Wood, Tadas Baltru<72>aitis, Xucong Zhang, Yusuke Sugano, Peter Robinson, and Andreas Bulling
// in IEEE International. Conference on Computer Vision (ICCV), 2015
//
// Cross-dataset learning and person-speci?c normalisation for automatic Action Unit detection
// Tadas Baltru<72>aitis, Marwa Mahmoud, and Peter Robinson
// in Facial Expression Recognition and Analysis Challenge,
// IEEE International Conference on Automatic Face and Gesture Recognition, 2015
//
// Constrained Local Neural Fields for robust facial landmark detection in the wild.
// Tadas Baltru<72>aitis, Peter Robinson, and Louis-Philippe Morency.
// in IEEE Int. Conference on Computer Vision Workshops, 300 Faces in-the-Wild Challenge, 2013.
//
///////////////////////////////////////////////////////////////////////////////
// Record.cpp : A useful function for quick recording from a webcam for test purposes
#include <fstream>
#include <sstream>
#include <iostream>
#include <windows.h>
#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>
#include <opencv2/videoio/videoio.hpp> // Video write
#include <opencv2/videoio/videoio_c.h> // Video write
#include <stdio.h>
#include <time.h>
#include <filesystem.hpp>
#include <filesystem/fstream.hpp>
#define INFO_STREAM( stream ) \
std::cout << stream << std::endl
#define WARN_STREAM( stream ) \
std::cout << "Warning: " << stream << std::endl
#define ERROR_STREAM( stream ) \
std::cout << "Error: " << stream << std::endl
static void printErrorAndAbort( const std::string & error )
{
std::cout << error << std::endl;
abort();
}
#define FATAL_STREAM( stream ) \
printErrorAndAbort( std::string( "Fatal error: " ) + stream )
using namespace std;
// Get current date/time, format is YYYY-MM-DD.HH:mm:ss
const std::string currentDateTime() {
time_t now = time(0);
struct tm tstruct;
char buf[80];
localtime_s(&tstruct, &now);
// Visit http://www.cplusplus.com/reference/clibrary/ctime/strftime/
// for more information about date/time format
strftime(buf, sizeof(buf), "%Y-%m-%d-%H-%M", &tstruct);
return buf;
}
vector<string> get_arguments(int argc, char **argv)
{
vector<string> arguments;
for(int i = 1; i < argc; ++i)
{
arguments.push_back(string(argv[i]));
}
return arguments;
}
int main (int argc, char **argv)
{
vector<string> arguments = get_arguments(argc, argv);
// Some initial parameters that can be overriden from command line
string outroot, outfile;
TCHAR NPath[200];
GetCurrentDirectory(200, NPath);
// By default write to same directory
outroot = NPath;
outroot = outroot + "/recording/";
outfile = currentDateTime() + ".avi";
// By default try webcam
int device = 0;
for (size_t i = 0; i < arguments.size(); i++)
{
if( strcmp( arguments[i].c_str(), "-dev") == 0 )
{
std::stringstream ss;
ss << arguments[i+1].c_str();
ss >> device;
}
else if (strcmp(arguments[i].c_str(), "-r") == 0)
{
outroot = arguments[i+1];
}
else if (strcmp(arguments[i].c_str(), "-of") == 0)
{
outroot = arguments[i+1];
}
else
{
WARN_STREAM( "invalid argument" );
}
i++;
}
// Do some grabbing
cv::VideoCapture vCap;
INFO_STREAM( "Attempting to capture from device: " << device );
vCap = cv::VideoCapture( device );
if (!vCap.isOpened()) {
FATAL_STREAM("Failed to open video source");
return 1;
}
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cv::Mat img;
vCap >> img;
boost::filesystem::path dir(outroot);
boost::filesystem::create_directory(dir);
string out_file = outroot + outfile;
// saving the videos
cv::VideoWriter video_writer(out_file, CV_FOURCC('D','I','V','X'), 30, img.size(), true);
ofstream outlog;
outlog.open((outroot + outfile + ".log").c_str(), ios_base::out);
outlog << "frame, time(ms)" << endl;
double freq = cv::getTickFrequency();
double init_time = (double)cv::getTickCount();
int frameProc = 0;
while(!img.empty())
{
cv::namedWindow("rec",1);
vCap >> img;
double curr_time = (cv::getTickCount() - init_time) / freq;
curr_time *= 1000;
video_writer << img;
outlog << frameProc + 1 << " " << curr_time;
outlog << endl;
cv::imshow("rec", img);
frameProc++;
// detect key presses
char c = cv::waitKey(1);
// quit the application
if(c=='q')
{
outlog.close();
return(0);
}
}
return 0;
}