[gst-devel] how to use dshowvideosrc

Julien Isorce julien.isorce at gmail.com
Thu Mar 13 22:14:00 CET 2008


Hi,

I am sure you can wait next releases so I join to this email the dll that
contains the features I told you.
The job is done since 3 weeks but no admin are available to update cvs with
my files ( http://bugzilla.gnome.org/show_bug.cgi?id=517203 )
With this dll you can use all the video sizes and framerate supported by
your video capture device. (and now dshowvideosrc can accept YUY2 and UYVY)

Sincerely,

Julien



> Ok, I see. The outputs of my webcam are YUY2 :-(
>
> Julien.Isorce at alumni.enseeiht.fr wrote:
>> Hi,
>>
>> What is the ouputs video format of your webcam ?
>> Actually the last dshowvideosrc from cvs only supports RGB24, I420, and
>> Digital Video (and only for preffered video sizes ad framerate).
>> Maybe your webcam's ouput is RGB32. You can see capabilities with
>> graphedit.
>> (you never need to specify a dshwo graph, it is the dshowvideosrc's job)
>> Dshowvideosrc will supports more video format in next release. Moreover
>> you will be able to use other video size and framerate than the
>> preferred,
>> for each format in next release)
>>
>> Julien
>>
>>
>>
>>> I got a similar error:
>>>
>>> C:\Users\Andres>gst-launch-0.10 -v dshowvideosrc ! ffmpegcolorspace !
>>> directdrawsink
>>> WARNING: erroneous pipeline: could not link dshowvideosrc0 to
>>> ffmpegcsp0
>>>
>>> I still think I need to specify the direct show graph...
>>>
>>>> Try:
>>>> gst-launch-0.10 -v dshowvideosrc ! ffmpegcolorspace ! directdrawsink
>>>>
>>>> Cheers,
>>>> Ole Andr
>>>>
>>>
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>>>
>>
>>
>>
>
>
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