[h323plus] enabling DirectShow video input

[Alessandro Angeli]

From: "Alessandro Angeli" <packetizer.com at riseoftheants.com>
Date: Tuesday 02 November 2010 18:26

> It seems to (almost) work now. Both endpoints see the webcams and both
> load the Vic H.261 plugin (but not the ffmpeg H.263 one). However, the
> server side (-n -l) only receives the video while the client side (-n
> <host>) neither sends not receives. Audio and text are fine.

I figured it out. The value of CLSID_SampleGrabber in 
vidinput_directx2.cxx is wrong (copied&pasted from CLSID_NullRenderer): 
Data1 should be 0xC1F400A0 and not 0xC1F400A4.

-- 
Alessandro