Справочник Пользователя для National Instruments Image Acquisition Software
Chapter 2
Software Overview
2-6
©
National Instruments Corporation
Attribute Functions
Use attribute functions to examine and change NI-IMAQ or camera
attributes.
attributes.
imgGetAttribute
Returns an attribute for an interface or
session.
session.
imgGetCameraAttributeNumeric
Gets the value of numeric camera
attributes.
attributes.
imgGetCameraAttributeString
Gets the value of camera attributes.
imgSessionGetLostFramesList
Gets information about frames that were
overwritten during a continuous
acquisition.
overwritten during a continuous
acquisition.
imgSetAttribute
Sets an attribute for an interface or
session.
session.
imgSetCameraAttributeNumeric
Sets the value of numeric camera
attributes.
attributes.
imgSetCameraAttributeString
Sets the value of camera attributes.
Buffer Management Functions
Use buffer management functions to set up objects such as buffer lists and
buffers.
buffers.
imgCreateBuffer
Creates a user frame buffer based on the
geometric definitions of the associated
session.
geometric definitions of the associated
session.
imgCreateBufList
Creates a buffer list that is passed to
imgSessionConfigure
.
imgDisposeBuffer
Disposes of a user frame buffer.
imgDisposeBufList
Purges all image buffers associated with
this buffer list.
this buffer list.
UM.book Page 6 Monday, July 13, 1998 9:49 AM