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eduardolundgren / tracking.js

A modern approach for Computer Vision on the web
http://trackingjs.com
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How can I rotate 90deg web camera to detect faces? #373

Closed david43 closed 4 years ago

david43 commented 4 years ago

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

murat-aka commented 4 years ago

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

david43 commented 4 years ago

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

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

david43 commented 4 years ago

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

murat-aka commented 4 years ago

https://github.com/eduardolundgren/tracking.js/blob/master/examples/face_camera.html

david43 commented 4 years ago

found the problem. It did not support pixi.webgl