1. DICOM Generic Pixel Presentation Pipeline
Cor loef
Philips Medical Systems

2. Presentation Overview
The DICOM conceptual pixel processing pipeline
The new DX Object processing pipeline
DICOM Print with Presentation LUT

3. Image Processing Pipeline
Rescale Slope/Intercept
Window Width/Level
Image
Presentation
LUT
Transformation
Mask
Subtraction
VOI LUT
Transformation
Modality LUT
Transformation
P-values
Display
Area
Annotation
Shutter
Transformation
Image
Annotation
Spatial
Transformation
P-values

4. Image Grayscale Display Function
Max
Luminance
Min
Perceptually linear
grayscale space
Min
Max
JND Index
P-values
VOI
LUT
Presentation
LUT
Display
Standard
Modality
LUT

5. DX Object
DX object has processing pipeline with Presentation LUT Shape
included, so output is always P-Values.
Presentation
LUT Shape
Transformation
VOI LUT
Transformation
Modality
Transformation
P-values
Pixel Value
VOI LUT with
Output Range
10-16 bit or
Window Width/
Window Center,
only unsigned
results
Unity:
Rescale Intercept
= 0
Rescale Slope
= 1
LUT Shape:
IDENTITY
for MONOCHROME 2 or
INVERSE
for MONOCHROME 1
Pixel Representation
is UNSIGNED
Pixel Intensity Relationship
is LIN
Pixel Intensity Relationship Sign
is “-” or “+”

6. Print How DICOM print works with the
Presentation LUT transformation and Grayscale Standard
supported by the printer.
Modality
(plus Workstation)
Printer
Preformatted
Image plus
Presentation LUT
Presentation
LUT
Transformation
Grayscale
Standard
Densities
VOI LUT
Transformation
Modality
Transformation