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DC1394_VLOOPBACK(1)		 User Commands		   DC1394_VLOOPBACK(1)

NAME
       dc1394_vloopback	- send format0 video to	V4L vloopback device

SYNOPSIS
       dc1394_vloopback	     [--daemon]	     [--pipe]	  [--guid=camera-euid]
       [--video1394=/dev/video1394/x]		     [--vloopback=/dev/video0]
       [--palette=yuv422|rgb24]	[--width=n] [--height=n]

DESCRIPTION
       Sends  format0 640x480 RGB to the vloopback input device	so that	it can
       be consumed by V4L applications on the vloopback	output device.

OPTIONS
       --daemon
	      run as a daemon, detached	from console (optional).

       --pipe write images to vloopback	device instead of using	zero-copy mmap
	      mode (optional).

       --guid select camera to use (optional). default is first	camera on  any
	      port.

       --video1394
	      specifies	  video1394  device  to	 use  (optional).  default  is
	      /dev/video1394/<port#>.

       --vloopback
	      specifies	video4linux device to use (optional).  default	is  to
	      determine	this automatically.

       --palette
	      specify the video	palette	to use (optional). yuv422 (default) or
	      rgb24.

       --width
	      set the initial width (default=640)

       --height
	      set the initial height (default=480)

       --help print help message

BUGS
       This  program  is  maintained  by  the  DC1394 Package Mainteners' team
       <libdc1394-packaging@lists.sourceforge.net>.

       The bugs	related	to libdc1394 and current packaging  can	 be  submitted
       here:

       http://bugs.launchpad.net/~libdc1394-dev/

       For  bugs related to library implementation, please submit to libdc1394
       developers: <libdc1394-dev@lists.sourceforge.net>.

AUTHOR
       This manual page	was originally written by Peter	De  Schrijver  <p2@de-
       bian.org> for the Debian	GNU/Linux system (but may be used by others).

COPYRIGHT
       This   manual   page  is	 maintained  by	the DC1394 Package Mainteners'
       team. The team members and other	information can	be  found  online  at:
       http://launchpad.net/~libdc1394-dev

       Permission is granted to	copy, distribute and/or	modify	this  document
       under  the terms	of the GNU Lesser General Public License, Version 2 or
       any later version published by the Free	Software  Foundation.

       On  Debian  systems (like Ubuntu), the complete text of the GNU	Lesser
       General	 Public	  License   can	  be  found  in	 /usr/share/common-li-
       censes/LGPL-2.

SEE ALSO
       dc1394_reset_bus(1)

dc1394_vloopback		 February 2008		   DC1394_VLOOPBACK(1)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=dc1394_vloopback&sektion=1&manpath=FreeBSD+Ports+14.3.quarterly>

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