Joshua M. Doe authored Jul 07, 2011 and David Schleef committed Aug 21, 2011

Builds with MSVC, not tested in MinGW or anything else. Added
COM handling code, borrowed from dshowvideosink. Moved Linux
specific files to ./linux and added Windows specific files to
./win (generated from IDL files in VS9). Added macros to handle
BSTR and defined bool as BOOL.  Fixes #655362.

Signed-off-by: David Schleef <ds@schleef.org>