2017-06-15 OHIF Community Meeting

Date

15 Jun 2017 at 11:30 am EDT

Gordon Harris (OHIF), Abhishek, Adrian Gropper, Amin, Amir, Anthony, Armin Moehrle (OHIF), Ashish Sharma, Ashley, Aysel Afsar (OHIF), Chris Hafey (OHIF), Daniel, Derek Such, Emel Alkim, Eric Wu, Erik Ziegler (OHIF), Ernesto Brau, Evren Ozkan (OHIF), Jason, Jason Klotzer, Kevin Hinshaw, JF Pambrun, Jonathan Lefman, Lawrence Tarbox, Michael Halle, Nicolas, Philippe Raffy, Randy Gollub, Rob Lewis (OHIF), Sheryl, Steve Pieper, Trinity Urban (OHIF), Lokendra Uppuluri, Weiwei Wu, Wenli Cai, Yanbing Wang, Yin Wu, and Hiro Yoshida

Time

Item

Who

Notes

40 min

Saké Viewer Demo, Q&A, and Discussion

Eric Wu

3 month student project from the Harvard University IACS Capstone progam
JavaScript/HTML5 browser-based point-and-click image segmentation algorithms added to the OHIF Viewer
For more information including source code links and overview, see www.sakeviewer.com and https://github.com/capstone-mgh/Viewers/commits/master

20 min

Recent Improvements to Cornerstone, OHIF Viewer, and LesionTracker

Erik Ziegler

Cornerstone Improvements

Added window.requestAnimationFrame
Refactored internal rendering to avoid de-optimizations in Chrome
Added Opt-in WebGL renderer
Fixed race condition which was breaking Safari support
False color mapping of grayscale images
Custom colormap creation based on VTK
Fixed image cache memory leak
Improved Cornerstone WADO image loader
Improved Cornerstone tools such as support for variable frame time for CINE clips and various bug fixes from the community
Migrated all libraries to ECMAScript 6

OHIF Improvements

Compatibility improvements such as support for IE 11 and WADO-RS RetrieveFrame support
UI/UX improvements such as loading progress bar inside thumbnails and configurable pre-fetcher for all available stacks
Metadata classes -bring your own metadata, write an adapter
Other general improvements such as configurable storage/retrieval for Hanging Protocols and refactoring to clean-up old 'tabbed viewer' legacy code

LesionTracker Improvements

15 min

OHIF Roadmap and Discussion

Erik Ziegler

Improved documentation, unit testing, and examples
Overlays
DICOM Segmentation support
Paintbrush tools
DICOM Parametric Map support
Export tools to DICOM Structured Report
Deployment solution for OHIF Viewer/LesionTracker
- Vagrant? Docker? AWS Marketplace?
Drop jQuery, use some smaller library rejectable promises