Most likely Canon because of liveview support: http://www.gphoto.org/proj/libgphoto2/support.php http://www.gphoto.org/proj/libgphoto2/support.php https://www

Most likely Canon because of liveview support: http://www.gphoto.org/proj/libgphoto2/support.php http://www.gphoto.org/proj/libgphoto2/support.php https://www.crackedthecode.co/how-to-use-your-dslr-as-a-webcam-in-linux/ https://www.crackedthecode.co/how-to-use-your-dslr-as-a-webc... https://www.heandshephoto.com/canon-eos-rebel-xsi-450d-guide/using-live-view-with-tethered-shooting.html https://www.heandshephoto.com/canon-eos-rebel-xsi-450d-guide...