On Sat, 13 May 2023 14:50:33 -0600 the...@sys-concept.com wrote: > Getting an error message when trying to start usb-cam: > > guvcview > ENCODER: no video codec detected for VP9 (VP9) > ENCODER: no video codec detected for Theora (ogg theora) > GUVCVIEW: version 2.0.8 > GUVCVIEW: couldn't open /home/joseph/.config/guvcview2/video0 for read: No > such file or directory > V4L2_CORE: ERROR opening V4L interface: No such file or directory > GUVCVIEW (2): Guvcview error > no video device (/dev/video0) found > GUVCVIEW (Qt5): fatal error (0 devices detected) > GUVCVIEW (Qt5): creating error dialog > > dmesg: > > [935066.984348] usb 1-1.4: Product: Vega USB2.0 Camera > [935066.984350] usb 1-1.4: Manufacturer: Vimicro Corp. > [936075.049430] usb 1-1.4: USB disconnect, device number 47 > [936080.312412] usb 1-1.4: new high-speed USB device number 48 using xhci_hcd > [936080.504291] usb 1-1.4: New USB device found, idVendor=0ac8, > idProduct=0331, bcdDevice= 1.00 > [936080.504296] usb 1-1.4: New USB device strings: Mfr=1, Product=2, > SerialNumber=0 > [936080.504297] usb 1-1.4: Product: Vega USB2.0 Camera > [936080.504299] usb 1-1.4: Manufacturer: Vimicro Corp. >
Do you have read/write access to /dev/video0? Try with: ls -lh /dev/video*