[gst-devel] Freshly baked Windows binaries of HEAD available

Andres Colubri andres.colubri at gmail.com
Wed Sep 17 01:20:28 CEST 2008


BTW, I have been able to do video capture using the ksvideosrc element 
included in the winks plugin of OABuild.

Seems to work ok on both windows vista and xp.

Andres Colubri wrote:
> Hello,
>
> When I run the unpatched version of dshowvideosrc I get a different 
> error:
>
> >gst-launch-0.10.exe dshowvideosrc ! ffmpegcolorspace ! directdrawsink
> WARNING: erroneous pipeline: could not link dshowvideosrc0 to ffmpegcsp0
>
> However, I remember using on Vista a version of the updated dll that 
> Julien posted on the list a while ago, and it was working fine.
> It wasn't with the OABuild version of GStreamer, though, but with the 
> latest "official" version available here:
> http://gstreamer.freedesktop.org/pkg/windows/releases/
>
> GStreamer OABuild was compiled on MSVC 9 (visual studio 2008) using 
> very recent code from the svn head. Perhaps some incompatibly between 
> dshowvideosrc and a recent change in GStreamer...? Or with MSVC 9?
>
> Andres
>
> Julien Isorce wrote:
>> Hi,
>>
>> I never tested the dshwovideosrc element with or without my patch on 
>> Vista.
>> _Can you test the dshowvideosrc element without the patch, on Vista ?_
>>
>> If the pipeline still does not want to pause:
>> - how many video devices do you have on your computer ? you can list 
>> them through graphedt.exe in Video Capture Devices section.
>> - If you have several video capture devices, please test each one 
>> with dshowvideosrc device-name='..'
>> (you can get the correct name through graphedt.exe)
>> - run the command with -v option, and/or with 
>> --gst-debug=dshowvideosrc:5 option. Then send us the log.
>> - if your video device capture supports several ouput formats, force 
>> to use each one:
>> dshwovideosrc ! "video/x-raw-yuv, format=(fourcc)I420" !  ..  and
>> dshwovideosrc ! "video/x-raw-rgb" !  .. and send us the log.
>>
>> (I have upgraded the patch (but not submited yet) because some 
>> special video devices need more "pin capabilities discovering" but I 
>> am waitting someone commit the one submited first)
>>
>> (I think this element is not yet mature (not enough devices have been 
>> tested and windows platforms) to start code refactoring.)
>>
>> J.
>>
>>
>>         I applied those patches on the dshowwrapper plugin in OPBuild
>>         in order
>>         to generate the installer I posted the other day.
>>
>>         But there seems to be something wrong. If you try
>>         dshowvideosrc from
>>         gst-launch (on windows vista) you get this error:
>>
>>          > gst-launch-0.10.exe dshowvideosrc ! ffmpegcolorspace !
>>         directdrawsink
>>         Setting pipeline to PAUSED ...
>>         ERROR: Pipeline doesn't want to pause.
>>         Setting pipeline to NULL ...
>>         FREEING pipeline ...
>>
>>         Andoni Morales wrote:
>>
>>
>>  
>>
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>
>





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