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Error - Invalid Argument #141
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For me this seems to be an issue with the loopback device not being available, which in turn is because the ffmpeg process gets killed by the scheduler - it's requesting too much memory and I can see it being killed in |
@borfd do you know how to solve it? |
I had the same problem. I use the ribbon cable camera module. Raspberry Pi isn't my domain of expertise so I didn't understand what it meant to "enable Legacy Camera Support". The link in the README certainly wasn't helpful. After installing Raspbian lite, I assumed that since "libcamera-jpeg -o test.jpg" worked, there was no need to explicitly enable legacy support. I was wrong. The real verification checks which I got from 0xPr0xy's post on this closed bug are below. Before enabling Legacy Camera Support:
Legacy Camera Support can be enabled like so:
Afterwards, you should get output similar to the following:
Then hkcam ought to work with CSI ribbon cable camera module |
Have tried both manual install and using Ansible to no avail, still receiving this error:
[video4linux2,v4l2 @ 0x1d68930] ioctl(VIDIOC_G_FMT): Invalid argument /dev/video99: Invalid argument
Camera is plugged in and working
Successfully added to Home app
RasPi Zero W Rev 1.1
RasPi Camera Module 3 - Wide
Running v0.2.0
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