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Mv series camera appnotes 4 jetson (view source)
Revision as of 13:22, 23 June 2022
, 13:22, 23 June 2022→Prepare
===== Prepare =====
===== Prepare =====
<code>v4l2-ctl --set-ctrl roi_x=0</code>
<code>v4l2-ctl --set-ctrl roi_x=0</code>
<code>v4l2-ctl --set-ctrl low_latency_mode=1</code>
<code>v4l2-ctl --set-ctrl low_latency_mode=1</code>
<code>v4l2-ctl --set-fmt-video=width=3088,height=2064,pixelformat=GREY</code>
<code>v4l2-ctl --set-fmt-video=width=$WIDTH,height=$HEIGHT,pixelformat=GREY</code>
If useMV-MIPI-IMX178M, 3088*2064：
<code>v4l2-ctl -d /dev/video0 --set-ctrl preferred_stride=3136</code>
<code>v4l2-ctl -d /dev/video0 --set-ctrl preferred_stride=3136</code>
<code>v4l2-ctl --set-ctrl vi_time_out_disable=1</code>
<code>v4l2-ctl --set-ctrl vi_time_out_disable=1</code>
======Start acquisition======
======Start acquisition======
<code>v4l2-ctl --set-fmt-video=width=3088,height=2064,pixelformat=GREY --stream-mmap --stream-count=-1 --stream-to=y8-3104x2064.raw</code>
* MV-MIPI-IMX178M
<code>v4l2-ctl --set-fmt-video=width=$WIDTH,height=$HEIGHT,pixelformat=GREY --stream-mmap --stream-count=-1 --stream-to=y8-3104x2064.raw</code>
* MV-MIPI-SC130M
<code>v4l2-ctl --set-fmt-video=width=1280,height=1024,pixelformat=GREY --stream-mmap --stream-count=-1 --stream-to=y8-1280x1024.raw</code>
====== Perform soft trigger operation ======
====== Perform soft trigger operation ======
In other shell terminals, you can execute the following command multiple times for multiple triggers.
In other shell terminals, you can execute the following command multiple times for multiple triggers.
<code>v4l2-ctl --set-ctrl vi_time_out_disable=1</code>
<code>v4l2-ctl --set-ctrl vi_time_out_disable=1</code>
======Start acquisition======
======Start acquisition======
* MV-MIPI-IMX178M
<code>v4l2-ctl --set-fmt-video=width=3088,height=2064,pixelformat=GREY --stream-mmap --stream-count=-1 --stream-to=y8-3104x2064.raw</code>
<code>v4l2-ctl --set-fmt-video=width=3088,height=2064,pixelformat=GREY --stream-mmap --stream-count=-1 --stream-to=y8-3104x2064.raw</code>
* MV-MIPI-SC130M
<code>v4l2-ctl --set-fmt-video=width=1280,height=1024,pixelformat=GREY --stream-mmap --stream-count=-1 --stream-to=y8-1280x1024.raw</code>
====== Perform hardware trigger operation ======
====== Perform hardware trigger operation ======