Canon CXDI-50C Service Manual page 11

3 C X D I I m a g e P
3 C X D I I m a g e P
3.1 Proccess Flow
3.2 Image Types
(1) BORN IMAGE
The image obtained with LANMIT before any correction is made.
Outside distribution of these images is prohibited, including dtstore images.
(2) RAW IMAGE
Born image after offset processing, gain correction.
This is the image with LANMIT specific characteristics corrected.
(3) ORIGINAL IMAGE
Raw image after preprocessing.
(4) QA IMAGE
Original image after gradation processing, sharpening, and other processing.
The CXDI performs image processing up to this point.
(5) DIAG. IMAGE
QA image after further image processing necessary for diagnosis.
Image processed by the user for diagnostic purposes.
(6) PROCESSED IMAGE
Diagnosis image after post-processing.
Image modified by the user or the default processed image.
1. General
r o c e s s i n g
r o c e s s i n g
Born image
Raw image
Original image
QA image
DICOM output
Diag. image
Processed image
Offset correction
Correction
Gain correction
processing
Defect correction
QA processing
4
dtstore
Characteristic extraction
• Sharpening
• DEP
• Gradation processing
• MTF enhancement
(Frequency enhancement)
• Grid stripe reduction
• High density clipping
request