video_register_device

Section: Kernel Hacker's Manual (9)
Updated: video_register_device
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NAME

video_register_device - register video4linux devices

SYNOPSIS

int video_register_device (struct video_device *vfd, int type, int nr);

ARGUMENTS

vfd: video device structure we want to register
type: type of device to register
nr: which device number (0 == /dev/video0, 1 == /dev/video1, ... -1 == first free)

DESCRIPTION

The registration code assigns minor numbers based on the type requested. -ENFILE is returned in all the device slots for this category are full. If not then the minor field is set and the driver initialize function is called (if non NULL).

Zero is returned on success.

Valid types are

VFL_TYPE_GRABBER - A frame grabber

VFL_TYPE_VTX - A teletext device

VFL_TYPE_VBI - Vertical blank data (undecoded)

VFL_TYPE_RADIO - A radio card

This document was created by man2html, using the manual pages.
Time: 03:49:58 GMT, June 12, 2005