gmlServiceGrabber Class Reference

Detailed Description

Frame grabber service.

Service channels:

once (output)

Whenever the Frame message is received on this channel, sends a frame back as soon as possible.

stream (output)

Sends each available frame to each peer.

life (output)

Sends the name of the source grabber upon connection, and each time it changes.

Parameters:

-source (string)

name of the source of images, i.e. the underlying grabber object. when set to "auto", the first available source will be used.

-reduce (integer, 0..2)

decimation exponent of the grabbed images

-color (boolean)

if true, grab color images; else grab monochrome images.

-width (integer, ro), -height (integer, ro)

size of the frames, e.g. 320, 240

-format (string)

the delivery encoding of the images: "raw", "jpeg" or "tiff"

-quality (integer, 0-100)

if the format used is "jpeg", the compression quality

Public Member Functions

constructor

destructor