Skip to content

Commit

Permalink
updt
Browse files Browse the repository at this point in the history
  • Loading branch information
@pi-null-mezon
pi-null-mezon committed Feb 8, 2019
1 parent 089c9d5 commit f1e2d5c
Show file tree
Hide file tree
Showing 3 changed files with 45 additions and 42 deletions.
4 changes: 2 additions & 2 deletions Examples/hrvanalyser/hrvanalyser.pro
View file
Original file line number Diff line number Diff line change
Expand Up @@ -18,11 +18,11 @@ SOURCES += main.cpp

include($${PWD}/../../shared/vpglib.pri)

CONFIG += designbuild
#CONFIG += designbuild

designbuild {
message(Design build mode selected)
DEFINES += CASCADE_FILENAME=\\\"C:/Programming/3rdParties/opencv310/sources/data/haarcascades/\\\"
DEFINES += CASCADE_PATH=\\\"C:/Programming/3rdParties/opencv310/sources/data/haarcascades/\\\"
} else {
message(Deploy build mode selected)
}
Expand Down
81 changes: 42 additions & 39 deletions Examples/hrvanalyser/main.cpp
View file
Original file line number Diff line number Diff line change
Expand Up @@ -9,23 +9,11 @@ std::string num2str(T value, unsigned char precision=1);
void drawDataWindow(const cv::String &_title, const cv::Size _windowsize, const double *_data, const int _datalength, double _ymax, double _ymin, cv::Scalar _color);

int main(int argc, char *argv[])
{
// Try to open video capture device by Opencv's API
cv::VideoCapture capture;
if(argc > 1) {
if(capture.open(argv[1]) == false) {
std::cerr << "Can not open video file " << argv[1] << " Abort...";
return -1;
}
} else if(capture.open(0) == false) {
std::cerr << "Can not open video capture device. Abort...";
return -2;
}

// Create FaceProcessor instance
{
// Create FaceProcessor instance (it is needed to detect face and compute average skin reflection)
cv::String facecascadefilename;
#ifdef CASCADE_FILENAME
facecascadefilename = cv::String(CASCADE_FILENAME) + "haarcascade_frontalface_alt2.xml";
#ifdef CASCADE_PATH
facecascadefilename = cv::String(CASCADE_PATH) + "haarcascade_frontalface_alt2.xml";
#else
facecascadefilename = "haarcascade_frontalface_alt2.xml";
#endif
Expand All @@ -35,12 +23,28 @@ int main(int argc, char *argv[])
return -1;
}

std::cout << "Measure frame period... " << std::endl;
// Try to open default video capture device by Opencv's API
cv::VideoCapture capture;
if(argc > 1) {
// Note that, video files that use compression codecs (like MPEG etc.) do not contain skin reflection changes
if(capture.open(argv[1]) == false) {
std::cerr << "Can not open video file " << argv[1] << " Abort...";
return 1;
}
} else if(capture.open(0) == false) {
std::cerr << "Can not open video capture device. Abort...";
return 2;
}

// Now we should measure frame rate of the video
std::cout << "Measuring actual frame period. Please wait... " << std::endl;
double framePeriod = faceproc.measureFramePeriod(&capture); // ms
std::cout << framePeriod << " ms" << std::endl;
vpg::PulseProcessor pulseproc(framePeriod); // note it is convinirnt to use default constructor only if frame period is near to 33 ms
std::cout << " frame period: " << framePeriod << " ms" << std::endl;

// Add peak detector for the cardio intervals evaluation and analysis
// Let's create instance of PulseProcessor (it analyzes counts of skin reflection and computes heart rate by means on FFT analysis)
vpg::PulseProcessor pulseproc(framePeriod);

// Add peak detector for the cardio intervals evaluation and analysis (it analyzes cardio intervals)
int totalcardiointervals = 25;
vpg::PeakDetector peakdetector(pulseproc.getLength(), totalcardiointervals, 11, framePeriod);
pulseproc.setPeakDetector(&peakdetector);
Expand All @@ -52,7 +56,7 @@ int main(int argc, char *argv[])
cv::Mat frame;
unsigned int k = 0;
double s = 0.0, t = 0.0, _snr = 0.0;
int _hr = pulseproc.getFrequency();
int _hr = (int)pulseproc.getFrequency();

const double *signal = pulseproc.getSignal();
int length = pulseproc.getLength();
Expand Down Expand Up @@ -96,28 +100,27 @@ int main(int argc, char *argv[])
cv::putText(frame, _cardiointerval, cv::Point(20,140), CV_FONT_HERSHEY_SIMPLEX, 0.5, cv::Scalar(0,0,0), 1, CV_AA);
cv::putText(frame, _cardiointerval, cv::Point(19,139), CV_FONT_HERSHEY_SIMPLEX, 0.5, cv::Scalar(127,0,127), 1, CV_AA);


// Draw cardio intervals history
float xorigin = 10.0;
float yorigin = frame.rows;
float xstep = (float)(frame.cols - xorigin*2.0f) / (cardiointervalslength - 1);
float ystep = (float)(frame.rows) / 4000.0f;
float yorigin = (float)frame.rows;
float xstep = (frame.cols - xorigin*2.0f) / (cardiointervalslength - 1);
float ystep = frame.rows / 4000.0f;
for(int i = 0; i < cardiointervalslength-1; i++) {
cv::line(frame, cv::Point(xorigin + i*xstep, yorigin - cardiointervals[i]*ystep), cv::Point(xorigin + (i+1)*xstep, yorigin - cardiointervals[(i+1)]*ystep),cv::Scalar(127,0,127),1,CV_AA);
cv::line(frame, cv::Point(xorigin + i*xstep, yorigin), cv::Point(xorigin + i*xstep, yorigin - cardiointervals[i]*ystep),cv::Scalar(127,0,127),1,CV_AA);
cv::line(frame, cv::Point2f(xorigin + i*xstep, yorigin - (float)cardiointervals[i]*ystep), cv::Point2f(xorigin + (i+1)*xstep, yorigin - (float)cardiointervals[(i+1)]*ystep),cv::Scalar(127,0,127),1,CV_AA);
cv::line(frame, cv::Point2f(xorigin + i*xstep, yorigin), cv::Point2f(xorigin + i*xstep, yorigin - (float)cardiointervals[i]*ystep),cv::Scalar(127,0,127),1,CV_AA);
}
cv::line(frame, cv::Point(xorigin + (cardiointervalslength-1)*xstep, yorigin), cv::Point(xorigin + (cardiointervalslength-1)*xstep, yorigin - cardiointervals[cardiointervalslength-1]*ystep),cv::Scalar(127,0,127),1,CV_AA);
cv::line(frame, cv::Point2f(xorigin + (cardiointervalslength-1)*xstep, yorigin), cv::Point2f(xorigin + (cardiointervalslength-1)*xstep, yorigin - (float)cardiointervals[cardiointervalslength-1]*ystep),cv::Scalar(127,0,127),1,CV_AA);

// Draw ppg-signal
xstep = (float)(frame.cols - xorigin*2.0f) / (length - 1);
ystep *= 100.0;
yorigin = (frame.rows) * 0.9f;
for(int i = 0; i < length-1; i++)
cv::line(frame, cv::Point(xorigin + i*xstep, yorigin - signal[i]*ystep), cv::Point(xorigin + (i+1)*xstep, yorigin - signal[(i+1)]*ystep),cv::Scalar(0,200,0),1,CV_AA);
cv::line(frame, cv::Point2f(xorigin + i*xstep, yorigin - (float)signal[i]*ystep), cv::Point2f(xorigin + (i+1)*xstep, yorigin - (float)signal[(i+1)]*ystep),cv::Scalar(0,200,0),1,CV_AA);

// Draw binary-signal from PeakDetector
for(int i = 0; i < length-1; i++)
cv::line(frame, cv::Point(xorigin + i*xstep, yorigin - binarysignal[i]*ystep), cv::Point(xorigin + (i+1)*xstep, yorigin - binarysignal[(i+1)]*ystep),cv::Scalar(0,0,255),1,CV_AA);
cv::line(frame, cv::Point2f(xorigin + i*xstep, yorigin - (float)binarysignal[i]*ystep), cv::Point2f(xorigin + (i+1)*xstep, yorigin - (float)binarysignal[(i+1)]*ystep),cv::Scalar(0,0,255),1,CV_AA);

// Draw frame time
cv::String _periodstr = num2str(t) + " ms, press 's' to open capture device settings dialog";
Expand Down Expand Up @@ -183,23 +186,23 @@ void drawDataWindow(const cv::String &_title, const cv::Size _windowsize, const
cv::rectangle(_colorplot,cv::Rect(0,0,_colorplot.cols,_colorplot.rows),cv::Scalar(15,15,15), -1);

int _ticksX = 10;
double _tickstepX = static_cast<double>(_windowsize.width)/ _ticksX ;
float _tickstepX = static_cast<float>(_windowsize.width)/ _ticksX ;
for(int i = 1; i < _ticksX ; i++)
cv::line(_colorplot, cv::Point2f(i*_tickstepX,0), cv::Point2f(i*_tickstepX,_colorplot.rows), cv::Scalar(100,100,100), 1);
cv::line(_colorplot, cv::Point2f(i*_tickstepX,0), cv::Point2f(i*_tickstepX,static_cast<float>(_colorplot.rows)), cv::Scalar(100,100,100), 1);

int _ticksY = 8;
double _tickstepY = static_cast<double>(_windowsize.height)/ _ticksY ;
float _tickstepY = static_cast<float>(_windowsize.height)/ _ticksY ;
for(int i = 1; i < _ticksY ; i++) {
cv::line(_colorplot, cv::Point2f(0,i*_tickstepY), cv::Point2f(_colorplot.cols,i*_tickstepY), cv::Scalar(100,100,100), 1);
cv::putText(_colorplot, num2str(_ymax - i * (_ymax-_ymin)/_ticksY), cv::Point(5, i*_tickstepY - 10), CV_FONT_HERSHEY_SIMPLEX, 0.5, cv::Scalar(150,150,150), 1, CV_AA);
cv::line(_colorplot, cv::Point2f(0,i*_tickstepY), cv::Point2f(static_cast<float>(_colorplot.cols),i*_tickstepY), cv::Scalar(100,100,100), 1);
cv::putText(_colorplot, num2str(_ymax - i * (_ymax-_ymin)/_ticksY), cv::Point2f(5, i*_tickstepY - 10), CV_FONT_HERSHEY_SIMPLEX, 0.5, cv::Scalar(150,150,150), 1, CV_AA);
}

double invstepY = (_ymax - _ymin) / _windowsize.height;
double stepX = static_cast<double>(_windowsize.width) / (_datalength - 1);
float invstepY = static_cast<float>(_ymax - _ymin) / _windowsize.height;
float stepX = static_cast<float>(_windowsize.width) / (_datalength - 1);

for(int i = 0; i < _datalength - 1; i++) {
cv::line(_colorplot, cv::Point2f(i*stepX, _windowsize.height - (_data[i] - _ymin)/invstepY),
cv::Point2f((i+1)*stepX, _windowsize.height - (_data[i+1] - _ymin)/invstepY),
cv::line(_colorplot, cv::Point2f(i*stepX, _windowsize.height - static_cast<float>(_data[i] - _ymin)/invstepY),
cv::Point2f((i+1)*stepX, _windowsize.height - static_cast<float>(_data[i+1] - _ymin)/invstepY),
_color, 1, CV_AA);
}
cv::imshow(_title, _colorplot);
Expand Down
2 changes: 1 addition & 1 deletion Shared/opencv.pri
View file
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
#--------------------------------------------------------OPENCV----------------------------------------------------
#Specify a path to the build directory of opencv library and library version
win32 {
OPENCV_VERSION = 330
OPENCV_VERSION = 310
OPENCV_DIR = C:/Programming/3rdParties/opencv$${OPENCV_VERSION}/build
INCLUDEPATH += $${OPENCV_DIR}/include

Expand Down

0 comments on commit f1e2d5c

Please sign in to comment.