Feature: Add Snapshot Capture

[Ritikverma323]

Description:
Allow user to capture image from live feed.

Implementation:

Use takePictureAsync() from camera library

Pass captured image to object detection

[SwetakshiMishra]

Hi, I would like to try working on this. Could you please assign this to me under hacktoberfest?

[SwetakshiMishra]

next.mp4

Something of this type?