Changes between Version 2 and Version 3 of linux/v4l2


Ignore:
Timestamp:
10/05/2018 02:32:02 PM (2 months ago)
Author:
Tim Harvey
Comment:

updated v4l2-ctl details

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  • linux/v4l2

    v2 v3  
    22
    33= Linux Video4Linux2 API (v4l2)
    4 The Linux Video4Linux2 (v4l2) API is the kernel's video input and output interface.
    5 
    6 
     4Video4Linux or V4L is a collection of device drivers and an API for supporting readltime video capture on Linux systems. Various V4L drivers will create /dev/video* nodes in the filesystem that can be operated on for video capture.
     5
     6
     7[=#v4l2-ctl]
    78== v4l2-ctl utility
    8 The {{{v4l2-ctl}}} userspace application can be used to query or configure a v4l2 device. For complete information, including output resolutions etc , use the following:
     9The {{{v4l2-ctl}}} application from the {{{v4l-utils}}} package can be used to query or configure a v4l2 device.
     10
     11For complete information, including output resolutions etc , use the following:
    912{{{#!bash
    1013root@ventana:~# v4l2-ctl --device /dev/video3 --all # query all details about /dev/video3
    1114}}}
     15
    1216
    1317See Also: