cv::Point2f findSubpixelEyeCorner(cv::Mat region, cv::Point maxP)
{
cv::Size sizeRegion = region.size();
cv::Mat cornerMap(sizeRegion.height * 10, sizeRegion.width * 10, CV_32F);
cv::resize(region, cornerMap, cornerMap.size(), 0, 0, cv::INTER_CUBIC);
cv::Point maxP2;
cv::minMaxLoc(cornerMap, NULL,NULL,NULL,&maxP2);
return cv::Point2f(sizeRegion.width / 2 + maxP2.x / 10,
sizeRegion.height / 2 + maxP2.y / 10);
}
cv::Point2f findSubpixelEyeCorner(cv::Mat region, cv::Point maxP) {
cv::Size sizeRegion = region.size();
// Matrix dichotomy
// Not useful, matrix becomes too small
/*int offsetX = 0;
if(maxP.x - sizeRegion.width / 4 <= 0) {
offsetX = 0;
} else if(maxP.x + sizeRegion.width / 4 >= sizeRegion.width) {
offsetX = sizeRegion.width / 2 - 1;
} else {
offsetX = maxP.x - sizeRegion.width / 4;
}
int offsetY = 0;
if(maxP.y - sizeRegion.height / 4 <= 0) {
offsetY = 0;
} else if(maxP.y + sizeRegion.height / 4 >= sizeRegion.height) {
offsetY = sizeRegion.height / 2 - 1;
} else {
offsetY = maxP.y - sizeRegion.height / 4;
}
cv::Range colRange(offsetX, offsetX + sizeRegion.width / 2);
cv::Range rowRange(offsetY, offsetY + sizeRegion.height / 2);
cv::Mat miRegion(region, rowRange, colRange);
if(left){
imshow("aa",miRegion);
} else {
imshow("aaa",miRegion);
}*/
cv::Mat cornerMap(sizeRegion.height * 10, sizeRegion.width * 10, CV_32F);
cv::resize(region, cornerMap, cornerMap.size(), 0, 0, cv::INTER_CUBIC);
cv::Point maxP2;
cv::minMaxLoc(cornerMap, NULL,NULL,NULL,&maxP2);
return cv::Point2f(sizeRegion.width / 2 + maxP2.x / 10,
sizeRegion.height / 2 + maxP2.y / 10);
}
