A.33.6.1 XA/XRF Grayscale Softcopy Presentation State IOD Description

The XA/XRF Grayscale Softcopy Presentation State Information Object Definition (IOD) specifies information that may be used to present angiographic projection images that are referenced from within the IOD.

It includes capabilities from the Grayscale Softcopy Presentation State IOD for specifying:

a. the output grayscale space in P-Values

b. grayscale contrast transformations including VOI LUT

c. selection of the area of the image to display and whether to rotate or flip it

d. image and display relative annotations, including graphics, text and overlays

For the presentation of angiographic projection images the following capabilities are provided:

a. shutter specifications on a frame-by-frame basis

b. mask subtraction including regional pixel shift

c. presentation of sets of frames