Man pages sections > man1 > dc1394_vloopback

dc1394_vloopback - send format0 video to V4L vloopback device

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@debian.org> for the Debian GNU/Linux system (but may be used by others). 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-licenses/LGPL-2.

SEE ALSO

dc1394_reset_bus(1)
February 2008 dc1394_vloopback