I am somewhat of a coding newbie but I have managed to create code that can scan a face image and detect the eyes using an eye haar cascade.
However I wish to also detect the face and mouth as well too using Haar Cascades but I always get an error upon loading the cascade. The .xml haar files are in the directory. Here are snippets of my code:
const char* cascade_eye = "haarcascade_eye.xml";
const char* cascade_mouth = "haarcascade_mcs_mouth.xml";
const char* cascade_face = "haarcascade_frontalface_alt.xml";
int main()
{
// ------- Initiate Haars Eye Cascade --------- //
CvHaarClassifierCascade *cascade = (CvHaarClassifierCascade*)cvLoad(cascade_eye);
if (!cascade) {
printf("Cannot load cascade!");
exit(-1);
}
CvHaarClassifierCascade *cascade2 = (CvHaarClassifierCascade*)cvLoad(cascade_face);
if (!cascade2) {
printf("Cannot load cascade!");
exit(-1);
}
CvHaarClassifierCascade *cascade3 = (CvHaarClassifierCascade*)cvLoad(cascade_mouth);
if (!cascade3) {
printf("Cannot load cascade!");
exit(-1);
}
If I try to only load one cascade, the cascade will be loaded and there will be no error. How do I load all three of them as I attempted above but with no error?