//Applies the requested filter to the corresponding source stream
Mat* Filters::applyFilter(char s, Mat* src){
if(s == 't'){
return thresholdFilter(src);
}else if(s == 'e'){
return erosionFilter(thresholdFilter(src));
}else if(s == 'i'){
return dilationFilter(erosionFilter(thresholdFilter(src)));
}else{
return src;
}
};
float FostroDescriptor::calcPerimeter(FostroImage* image){
FostroErosionFilter erosionFilter(3,3);
FostroImage* tmpImage = erosionFilter.applyFilter(image, GRAY);
tmpImage->setFilePath("erosionPerim.png");
tmpImage->saveImage();
float erodedArea = calcArea(tmpImage);
return (area - erodedArea);
}