Here

http://www.hakusan.tsg.ne.jp/tjkawa/lib/intro/huffyuv-mt/package/huffyuv_mt_712.zip

Instructions for installation:

1) Unzip and rename huffyuv_mt_en.dll to huffyuv_mt.dll

2) Install as you would any other codec by right-clicking on the .INF file in the folder.

3) Enable multithreaded mode via Virtualdub or other VFW app.


* I haven't tested this codec extensively. Proceed carefully *