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Slow video output from webcam with qemu-xhci but smooth with usb-ehc


From: nicolas prochazka
Subject: Slow video output from webcam with qemu-xhci but smooth with usb-ehc
Date: Sat, 15 Apr 2023 14:06:36 +0200

Hello,
In https://lists.gnu.org/archive/html/qemu-devel/2020-12/msg03329.html
  an user submit an issue about using webcam with xhci vs ehci .
I'm in the same situation
qemu 7.2.1
windows 10
attach a usb webcam to an qemu xhci root cause webcam cannot be used (
choopy, freeze ... )
attach the same usb webcam with qemu ehci works perfectly .

Regards,
Nicolas Prochazka


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