In computer vision pose estimation specifically refers to the relative orientation of the object with respect to a camera. Pose estimation often referred to as a Perspective-n-Point problem or PNP problem in computer vision.
sample video credits
Using the package manager pip.
pip install -r requirements.txtcd models
bash downloader.sh
cd ..python head_pose_from_image.py -h
python head_pose_from_webcam.py -h
#### For source 0 and focal length 1
python head_pose_from_webcam.py -f 1 -s 0
python Visualize3DModel.py