// Oprogramowanie Roman Ryltsov
A DirectShow developer complained on sudden failure of Core Audio IMMDevice::Activate call supposed to instantiate a DirectShow filter for a given device. The problem appeared to be related to installed DirectShowSpy and its interference with the API calls. The symptom was of the following kind: when Activate was called for different types of objects, the…
The utility and code does straightforward enumeration of MMDevices (Vista+, check MSDN for MMDevice API availability), which correspond to MMDevice API, WASAPI, Core Audio API. The code itself is straightforward, with a ready to use binary to quickly lookup data of interest: The data is detailed well and in Excel-friendly format (via Copy/Paste): The code…