Works on complete images and provide cropped image of the hand.
2- Hand LandMarks:
find 21 land marks of this cropped image of the hand.
I used MediaPipe Framework.
MediaPipe is Google's open-source framework, used for media processing.
It is cross-platform or we can say it is platform friendly. It is run on Android, iOS, web, and YouTube servers that's what Cross-platform means, to run everywhere.
To train thus landmark using MediaPipe, they manually anotated 30.000 images of different hands.