This is an interesting manifestation of the gap between COM-based native servers, such as the Office client apps, and managed code. There are a number of scenarios where you need to convert image formats between the native COM-based IPictureDisp and the...

In our spare time, Misha and I have been working on and off on the COM Shim and associated COM Shim Wizards for the last few years, and we've just published a new version here: Isolating Microsoft Office Extensions with the COM Shim Wizard Version 2.3...