Version 17.5 of this C API has been changed from version 17 as follows:
This version of the Medical Image Viewer toolkit features several internal enhancements designed to improve performance. Cell creation is nearly 3 times faster. Stack performance has also been improved. Photometric interpretation has been added.
A single action can now be assigned to multiple buttons.
The demo can now display Monochrome1 and Monochrome2 images.
DISPNUDGETOOLACTIONPROPS takes 1 new member.
DISPCELLPROPERTIES: takes 2 new members. Also, the type of the uMask member has been changed from L_UINT to L_UINT64.
For more information, refer to:
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms