[gst-devel] gst directshow wrapper weirdness
Ali Sabil
ali.sabil at tandberg.com
Wed Jun 13 08:31:52 CEST 2007
It seems like when I use regserv32 the key get set to the correct value,
but once I try to run gst-launch the key get reset to the wrong value :/
On Mon, 2007-06-11 at 13:39 +0200, Sebastien Moutte wrote:
> It should point to libdshow-0.10.dll as the fake sink COM object is implemented in the library and not in the plugin.
>
> -----Original Message-----
> From: Ali Sabil [mailto:ali.sabil at tandberg.com]
> Sent: lundi 11 juin 2007 12:26
> To: Sébastien Moutte
> Cc: gstreamer-devel at lists.sourceforge.net
> Subject: Re: [gst-devel] gst directshow wrapper weirdness
>
> Hello again :)
>
> the key exists, and it points to libgstdshowsrcwrapper.dll
>
> Thanks
>
> --
> Ali
>
> On Sun, 2007-06-10 at 23:42 +0200, Sébastien Moutte wrote:
> > if you still have the same error code saying that it can't find the fake
> > sink's CLSID in the registry, you should search for
> > {6A780808-9725-4d0b-8695-A4DD8D210773} key in your registry to check if
> > the filter object registration was done correctly or not.
> > Normally, you will find a key
> > HKEY_CLASSES_ROOT\CLSID\{6A780808-9725-4D0B-8695-A4DD8D210773} with the
> > path of DLL in as default value of InprocServer32 subkey.
> > Sebastien
> >
> > Ali Sabil a écrit :
> > > Hello again,
> > >
> > > Now I finally managed to fix the stdcall symbol naming problem (the @x
> > > that get appended), by making use of Aliasing (both symbols are
> > > available now), now Regsvr32 succeeds, but I still get this error saying
> > > that it failed at creating the FakeSink filter.
> > >
> > > Any help/idea/suggestion would be very welcome.
> > >
> > > Thanks
> > >
> > > --
> > > Ali
> > >
> > > On Thu, 2007-06-07 at 23:29 +0200, Sébastien Moutte wrote:
> > >
> > >> It could be an exportation problem, you should see DllRegisterServer in
> > >> the Dependency Walker and not DllRegisterServer at 0
> > >> I'm using a .def to export functions, maybe mingw doesn't handle it
> > >> correctly ...
> > >>
> > >> Ali Sabil a écrit :
> > >>
> > >>> The actual error message from regsvr32 is "ligstdhow-0.10-0.dll was
> > >>> loaded, but the DllRegisterServer entry point was not found".
> > >>>
> > >>> The weird thing is that the DllRegisterServer at 0 symbol is defined in
> > >>> the .dll file (I checked using a tool called Dependency Walker)
> > >>>
> > >>> Any ideas about the problem ?
> > >>>
> > >>> --
> > >>> Ali
> > >>>
> > >>> On Wed, 2007-06-06 at 18:13 +0200, Ali Sabil wrote:
> > >>>
> > >>>
> > >>>> It seems like the filter doesn’t get registered as it should be. I
> > >>>> also tried to make DllRegister and DllUnregister dllexported and ran
> > >>>> regsvr32 to register it, but it failed saying that the filter could
> > >>>> not be registered.
> > >>>>
> > >>>>
> > >>>>
> > >>>> Btw, I had to apply some fixes, to get it to build, and I am building
> > >>>> it using mingw32 on GNU/Linux, if you want I can make the compiled
> > >>>> libgstdshow available so hat you can take a look at it.
> > >>>>
> > >>>>
> > >>>>
> > >>>> Thank you
> > >>>>
> > >>>>
> > >>>>
> > >>>> --
> > >>>>
> > >>>> Ali
> > >>>>
> > >>>>
> > >>>>
> > >>>>
> > >>>> ______________________________________________________________________
> > >>>> From:Sebastien Moutte [mailto:sebastien at moutte.net]
> > >>>> Sent: Wednesday, June 06, 2007 4:34 PM
> > >>>> To: Ali Sabil; gstreamer-devel at lists.sourceforge.net
> > >>>> Subject: RE: [gst-devel] gst directshow wrapper weirdness
> > >>>>
> > >>>>
> > >>>>
> > >>>>
> > >>>> Hi,
> > >>>>
> > >>>> It seems the DirectShow fake sink element is not registered on your
> > >>>> computer.
> > >>>>
> > >>>> This filter is implemented inside libdshow-0.10.dll and normally
> > >>>> dshowvideosrc and dshowaudiosrc are registering it automatically so
> > >>>> you have probably some dependency problem or there was a problem
> > >>>> during the registration.
> > >>>>
> > >>>> If you have installed DirectX SDK, you have probably graphedit.exe on your computer, you can use it to search for “DSHOW fake sink filter” in the DirectShow installed filters list.
> > >>>>
> > >>>> Regards,
> > >>>>
> > >>>> Sebastien
> > >>>>
> > >>>>
> > >>>>
> > >>>> From:gstreamer-devel-bounces at lists.sourceforge.net
> > >>>> [mailto:gstreamer-devel-bounces at lists.sourceforge.net] On Behalf Of
> > >>>> Ali Sabil
> > >>>> Sent: mardi 5 juin 2007 11:55
> > >>>> To: gstreamer-devel at lists.sourceforge.net
> > >>>> Subject: [gst-devel] gst directshow wrapper weirdness
> > >>>>
> > >>>>
> > >>>>
> > >>>>
> > >>>> Hello all,
> > >>>>
> > >>>> After many days trying to cross compile the new directshow wrapper,
> > >>>> and
> > >>>> the audio and video source for windows using mingw32, I finally
> > >>>> succeeded in building the .dll files, but now when I try to run it I
> > >>>> get
> > >>>> the following error :
> > >>>>
> > >>>> $ gst-launch-0.10.exe dshowvideosrc ! ffmpegcolorspace !
> > >>>> directdrawsink
> > >>>> Setting pipeline to PAUSED ...
> > >>>> 0:00:00.264301000 2056 003D42E0 ERROR dshowvideosrc
> > >>>> gstdshowvideosrc.c:602:gst_dshowvideosrc_start: Can't create an
> > >>>> instance
> > >>>> of our dshow fakesink filter (error=-2147221164)
> > >>>> ERROR: Pipeline doesn't want to pause.
> > >>>> Setting pipeline to NULL ...
> > >>>> FREEING pipeline ...
> > >>>>
> > >>>> Thanks
> > >>>>
> > >>>> --
> > >>>> Ali
> > >>>>
> > >>>>
> > >>>>
> > >>>>
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