Re: [Ekiga-list] webcam image cropped instead of scaled down

[yannick <sevmek free fr>]

Hi,

Done:
http://wiki.ekiga.org/index.php/Troubleshooting#Ekiga_only_displays_a_part_of_the_real_picture_in_the_video_window.2C_what_can_I_do.3F

Regards,
Yannick
Le mardi 15 janvier 2008 à 10:11 +0100, Damien Sandras a écrit :
> Hi,
> 
> Le mardi 15 janvier 2008 à 09:25 +0100, Andreas Demmer a écrit :
> > Hi,
> > 
> > Ekiga crops my image und only shows the upper left part. Reading the FAQs, I 
> > learned  that this could happen because my driver delivers a resolution 
> > higher than the native Ekiga resolution 176x144  and Ekiga fails to scale 
> > down the image correctly (FAQ topic 7.1.2.). And I that I should report the 
> > problem to the mailing list. So here I am! :-)
> > 
> > I use my webcam with Michel Xhaards GSPCA driver with the latest release from 
> > december 24th. It is configured to deliver 320x240px which is needed for some 
> > other applications, so configuring the driver to deliver a lower resolution 
> > would not be my preferred solution.
> > 
> > Any other ideas how I could fix this?
> > 
> 
> There is no way.
> 
> The normal behavior of a driver is the following :
> - Ekiga asks for 176x144, the driver does not support it
> - Consequently the driver reports "FAILED"
> - Ekiga asks for 320x240, the driver supports it
> - Consequently the driver reports "OK"
> - Ekiga captures at 320x240 and resizes to 176x144 which is what it
> needs
> 
> The behavior of the gspca driver is the following :
> - Ekiga asks for 176x144, the driver does not support it
> - Instead of reporting a failure, the driver starts capturing 320x240
> images, and crop them to pass 176x144 images to Ekiga
> 
> Ekiga can do nothing, you should report the problem to the gspca driver
> author.
> 
> Yannick, it could be useful to add this to the WIKI (FAQ).
-- 
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