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Compress YUYV to h264 out #47
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Hi, You may increase log level to get more information. Best Regards, |
I am sorry, I am gonna try to supply more info. Journalctl give me next message:
Any log in particular? Many thanks for your support . |
Hi, I was speaking about increasing log verbosity of the application v4l2compress, from the log you provide, we just see /dev/video0 cannot be openned. Best Regards, |
I change resolution to 4656x3496 but still not working. With -vv command show:
And kernel show:
|
Hi, It seems the req buffers to the v4l2 kernel module fails, maybe a bug there. You can try with '-r' to use the read interface instead of mmap. Best Regards, |
Executing:
getting this error throught journal:
It works but video not showing on rtsp streaming. Of course camera with libcamera commands works fine. |
Hi, v4l2compress doesnot change the resolution, it takes capture size and compress with same size. You may set resolution with v4l2-ctl before running v4l2compress. Best Regards, |
HI Michel, Nothing change for me:
Any ideas? Thanks you so much for your help, I really appreciate it. |
Describe the bug
I am trying to make a rtsp workflow from a libcamera sensor (IMX519 with autofocus).
To Reproduce
sudo modprobe v4l2loopback video_nr=3
v4l2compress -fH264 /dev/video0 /dev/video3
Expected behavior
Cannot create the v4l2 capture for proceed qith rtsp workflow.
Desktop (please complete the following information):
Raspberry Pi Zero 2w Bullseye
Additional context
I follow the steps to install v4l2tools, v4l2loopback and v4l2rtspserver without errors.
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