Bull-Record-Everything is a convenient tool which can be used to record everything, eg : desktop, camera, window , and it also has capacities to mix speaker or microphone to a media file.
windows: Qt 5.7.0 (msvc2013) 32bit
v0.1, 2017-12-17, add scene files
v0.1, 2017-09-07, support ingest from camera and micor-phone, support mix to media file(mp4,mkv,wmv,rm...)