MantisBT - ITK
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0000549ITKpublic2004-01-28 07:312011-06-01 17:13
viet bui xuan 
Jim Miller 
lowfeaturealways
assignedopen 
 
 
0000549: file readers do not invoke progressevents
There is no way currently to be informed of reader's progress ass they do not invoke progressevents ("utilies" do not know about itk) as hinted by Luis Ibanez:
"In order to get around this we will have to modify
the IO third party libraries to insert some sort of
callbacks, then provide such callbacks from the
respective ImageIO classes and translate the calls
into InvokeEvent() calls."
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Issue History
2007-09-19 16:53Luis IbanezNote Added: 0009167
2011-06-01 17:13Jim MillerNote Added: 0026652

Notes
(0002859)
Lydia Ng   
2005-08-09 14:16   
Jim will have a look.
(0009167)
Luis Ibanez   
2007-09-19 16:53   
Some file format readers will be able to report events {Meta, Nifti, DICOM} others will not, since we don't get event from the underlying libraries.

To be looked at during WA10
(0026652)
Jim Miller   
2011-06-01 17:13   
ITK reads JPEG and PNG files a scan-line at a time. So slipping a progress event into the corresponding ImageIO::Read() method should be doable.