[Ffmpeg-devel] Bizarre build problem of the day

[Ivan Kalvachev]

2006/2/23, William Beebe <wbeebe at gmail.com>:
> First, the background.
> System:
> Windows XP SP2, running MinGW and MSys.
> ffmpeg from cvs, checked out Wednesday, 2/22/2006.
>
> Symptom:
> Changing directory to ffmpeg and running configure under MSys caused
> the system to totally lock up, requiring a hard shutdown (hold the
> power button down for 5 seconds on the notebook).
>
> Solution:
> For whatever reason, a process named LVPrcSrv took over 99% of the
> processor after "Creating config.mak and config.h..." was displayed
> during the run of configure. This was discovered from watching Windows
> Task Manager during a run. LVPrcSrv is a Logitech QuickCam process
> that is automatically started during system startup and is supposed to
> run in the background. I was able to completely run configure if I
> killed LVPrcSrv before starting configure. This is the first time this
> has occurred, and the problem only occurs with this combination of
> ffmpeg, MinGW/MSys, and configure. I successfully build under
> MinGW/MSys without problems with other software projects with this
> same combination.
>
> I'm not pointing any fingers at anybody, unless you want to point at
> Windows on general principal. I just find this whole thing weird.

Are you sure this is not some kind of rootkit?
There wes already one from Sony...