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From: Hans de Goede <j.w.r.degoede@hhs.nl>
To: Farkas Levente <lfarkas@lfarkas.org>
Cc: video4linux-list@redhat.com
Subject: Re: how to discover that a device is v4l or v4l2?
Date: Thu, 07 Aug 2008 19:55:49 +0200	[thread overview]
Message-ID: <489B3725.7040105@hhs.nl> (raw)
In-Reply-To: <489B342E.50506@lfarkas.org>

Farkas Levente wrote:
> hi,
> how can i discover whether a video device /dev/video0 is support v4l or 
> v4l2? currently if i try to use the wrong type in gstreamer it's hang 
> forever and only a hard kill can help.
> is there any way where can i find out the type?

Do an VIDIOC_QUERYCAP ioctl on it if it supports that its v4l2, if not it is v4l1

Regards,

Hans

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      reply	other threads:[~2008-08-07 17:47 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-07 17:43 how to discover that a device is v4l or v4l2? Farkas Levente
2008-08-07 17:55 ` Hans de Goede [this message]

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