CodePudding user response:
Your question is too single, it is hard to answer,CodePudding user response:
opencvCodePudding user response:
Get the value of the face image of RGB trichromatic, and analyzes each pixel in the image, with a certain area in the face of RGB value range can be concluded that this was a face, the principle is that the suggestion for speed with SCANline is faster than a single point of pixel points of the originalCodePudding user response:
Using opencv haarcascadeCodePudding user response:
If you would accept the cloud, can use tencent's service,http://open.youtu.qq.com/