[PD] Video input on PD for Windows?

Daniel Heckenberg daniel at bogusfront.org
Tue Feb 4 00:52:25 CET 2003


On 4/2/03 10:35 AM, "IOhannes zmoelnig" <zmoelnig at iem.kug.ac.at> wrote:

> Johannes Taelman wrote:
>> AFAIK pix_video on in GEM on windows is highly unstable. I tried it a
>> couple of times with a Quickcam VC (USB) but I've never catched more than
>> one frame (on win2k).
> 
> really that surprises me.
> the longest run i had with the [pix_video] object under NT was for some
> months (ok, i did a reboot each night, and sometimes it still hung, but
> that's windoof...)
> i had to hack the object then to be able to restart the driver (because
> of some counter overrun - entirely windoof) now and then, but
> unfortunately i have lost the code....

Pix_video under NT is rather particular about how it tries to configure the
capture device... It also doesn't support DV cameras because such devices
aren't exposed to VideoForWindows.

I'll post some (alpha) video input objects which I've written for NT which
provide a bit more functionality.  There's one for VideoForWindows and
another for DirectShow which does allow DV devices to be used.

Watch the list... I'll post a link soon.

Daniel





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