LiveViewer

This device was create for backward compatibility with former graphical applications used at ESRF by the diagnostic group for the monitoring of the electron beam. It is no longer maintain. Instead we recommend to use the video API provided via the main device LimaCCDs.

Nevertheless you will find here the of the available properties, attributes and commands.

Properties

Property name

Mandatory

Default value

Description

AcquisitionAutoStart

No

False

If true start the acquistion at device startup

Attributes

Attribute name

rw

Type

Description

Depth

ro

DevShort

Image depth in byte

Exposure

rw

DevDouble

Exposure time in second

ExternalTrigger

rw

DevBoolean

External trigger active if true

FrameRate

rw

DevDouble

Frame rate in fps

Frames

rw

DevLong

Number of frames to acquire

Gain

rw

DevDouble

Gain, support depends on the camera model

Image

ro

Image, DevUShort

The last image taken

ImageCounter

ro

DevLong

The image counter

JpegImage

ro

DevEncoded

The last image in JPEG format, only supported for B/W cameras.

JpegQuality

rw

DevLong

JPEG quality factor from 0 to 10

Roi

rw

DevLong,Spectrum

The Roi position, start x, start y, width, height

State

ro

State

OFF or ON (stopped or started)

Status

ro

DevString

“OFF” “ON” (stopped or started)

Commands

Command name

Arg. in

Arg. out

Description

Init

DevVoid

DevVoid

Do not use

Reset

DevVoid

DevVoid

Reset the camera, factory setting is apply

ResetRoi

DevVoid

DevVoid

Remove the Roi, camera set to full size

Start

DevVoid

DevVoid

Start the camera for live acquisition

State

DevVoid

DevLong

Return the device state

Status

DevVoid

DevString

Return the device state as a string

Stop

DevVoid

DevVoid

Stop the camera live