loadImagePrintText(cam, frame, debugREID=1, showPD=1, debugPD=0, PDthreshold=-1)
- showPD flag turns on and off showing the detections and RE-IDs or not
- debugPD == 1 shows the confidence level of the detection in the bottom of the Bounding Box
- PDthreshold, if confidence < threshold don't show that detection and RE-ID