How can I rotate 90deg web camera to detect faces?

Question

Closed this issue 5 years ago · 5 comments

Hi,
How can I rotate 90deg web camera to detect faces?

Answer 1 · 2019-08-06T07:14:44.000Z

Answer 2 · 2019-08-06T09:25:15.000Z

https://www.w3schools.com/tags/canvas_rotate.asp

It just rotate the canvas,but did not rotate the video source

Answer 3 · 2019-08-06T15:14:37.000Z

I try to use canvas to track,
but I got some error.
tracking.track('#canvas_d', vm.tracker);

TypeError: Cannot read property 'getImageData' of null

Answer 4 · 2019-08-06T17:33:04.000Z

Answer 5 · 2019-08-07T08:15:18.000Z

found the problem.
It did not support pixi.webgl