[h323plus] DirectShow support (was Problem with Logitech camera)

Steve Letter sletter at vcmails.com
Thu Jan 17 14:15:12 EST 2008


That's part of the directx sdk. 

On Thu, 2008-01-17 at 15:57 +0000, JF NP wrote:
> Hi,
> 
> I've downloaded the latest version of PTLib from SVN and in fact, in
> configure.ac there is a section about directshow. When I compile
> PTLib, configure detects DirectShow support and enabled it. But my
> problem is that when I try to compile Simple or MyPhone2 to make
> tests, both fail because they have an #include <ptlib/dshow.h>, and
> there is no such header file. What am I doing wrong? Where can I found
> that file?
> 
> BR,
> 
> ----- Mensaje original ----
> De: Simon Horne <s.horne at packetizer.com>
> Para: JF NP <jfnp090274 at yahoo.es>
> Enviado: martes, 15 de enero, 2008 23:06:55
> Asunto: RE: [h323plus] Problem with Logitech camera
> 
>   
> Br
>  
> Unless there is an section in configure.ac in your version of ptlib
> for diectshow I would not just define it. Let configure find it
> if both pwlib version supports it and it get detected. The original
> version of directshow was only for mingw however it has since been
> ported to VS and added to the configure.ac to autodetect support.
> 
> ====================
> Simon Horne
> email. s.horne at isvo.net
> Principal Maintainer
> h323plus Library
> 
> Consulting and Contracting
> consulting at h323plus.org.
> ======================== 
> 
>         -----Original Message----
>         From: h323plus-bounces at lists.packetizer.com
>         [mailto:h323plus-bounces at lists.packetizer.com]On Behalf Of JF
>         NP
>         Sent: Wednesday, January 16, 2008 3:33 AM
>         To: H323plus
>         Subject: Re: [h323plus] Problem with Logitech camera
>         
>         
>         Hi,
>         
>         Is it possible to have DirectShow enabled on native Windows
>         simply by defining P_DIRECTSHOW in ptbuildopts.h? Is it
>         necessary any other work?
>         
>         Br,
>         
>         ----- Mensaje original ----
>         De: Simon Horne <s.horne at packetizer.com>
>         Para: JF NP <jfnp090274 at yahoo.es>
>         CC: H323plus <h323plus at lists.packetizer.com>
>         Enviado: miércoles, 9 de enero, 2008 19:29:51
>         Asunto: RE: [h323plus] Problem with Logitech camera
>         
>         
>         I will try and have stable release out within the next couple
>         of weeks.
>         
>         Simon
>         
>         > -----Original Message-----
>         > From: h323plus-bounces at lists.packetizer.com
>         > [mailto:h323plus-bounces at lists.packetizer.com]On Behalf Of
>         JF NP
>         > Sent: Wednesday, January 09, 2008 11:35 PM
>         > To: H323plus
>         > Subject: Re: [h323plus] Problem with Logitech camera
>         >
>         >
>         > Hi, Simon:
>         >
>         > Do you know when will the next version (with
>         > DirectShow support) be released?
>         >
>         > BR,
>         >
>         > --- Simon Horne <s.horne at packetizer.com> escribió:
>         >
>         > >
>         > > JP
>         > >
>         > > The problem is that not all windows webcams are
>         > > supported with the existing
>         > > VideoForWindows. Directshow fixes that unfortunately
>         > > for pwlib 1.12 it is
>         > > only available with mingw compilations for windows.
>         > > I have checked a bit of
>         > > work to allow it to be compiled with Visual Studio
>         > > however that is in PTLib.
>         > > Once we migrate to PTlib and release the stable
>         > > version of h323plus the
>         > > problem should be rectified.
>         > >
>         > > Simon
>         > >
>         > > > -----Original Message-----
>         > > > From: h323plus-bounces at lists.packetizer.com
>         > > > [mailto:h323plus-bounces at lists.packetizer.com]On
>         > > Behalf Of JF NP
>         > > > Sent: Wednesday, January 09, 2008 8:00 PM
>         > > > To: h323plus at lists.packetizer.com
>         > > > Subject: [h323plus] Problem with Logitech camera
>         > > >
>         > > >
>         > > > Hi,
>         > > >
>         > > > I have a Logitech Communicate STX webcam, but I
>         > > cannot
>         > > > make it work with h323plus. I've attached a trace
>         > > from
>         > > > vidtest. Could anybody help me?
>         > > > My computer runs Windows XP SP 2 (Spanish).
>         > > >
>         > > > Thanks in advance,
>         > > >
>         > > >
>         > > >
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