Name: winsdk_samples
URL: http://www.microsoft.com/en-us/download/details.aspx?id=8279
Version: 7.1
License: Microsoft Windows SDK license
License File: src/License/License.htm
Security Critical: yes

Description:
This contains a copy of a portion of the Microsoft Windows SDK 7.1 sample
code. It is covered by the "Sample Code" section of the license.

This would typically be installed to:
C:\Program Files\Microsoft SDKs\Windows\v7.1

It is used by WebRTC to capture video from a camera on Windows.