On Tuesday 04 November 2008, Pavel Revak wrote:
> Hi Philipp
> very nice, this solved my problem :)
> thanks.
>
> also I do some tests with luvcview and any other grabbed resolution than
> 640x480 is broken ...
How broken ? Can you post screenshots ?
As a side note, make sure you check the kernel log (dmesg) for uvcvideo error
messages when performing your tests.
> is here possible to disable, these resolutions for this camera
The resolutions are reported by the camera itself. The UVC driver merely pass
the data to userspace without any modification.
> or make software image resize ?
The driver doesn't resize or process the image in any way. This kind of
function belongs to userspace.
> luvcview reports the following resolutions:
> $ lucview -L
> luvcview 0.2.4
> SDL information:
> Video driver: x11
> A window manager is available
> Device information:
> Device path: /dev/video0
> /dev/video0 does not support read i/o
> { pixelformat = 'YUYV', description = 'YUV 4:2:2 (YUYV)' }
> { discrete: width = 640, height = 480 }
> Time interval between frame: 1/15,
> { discrete: width = 320, height = 240 }
> Time interval between frame: 1/15,
> { discrete: width = 176, height = 144 }
> Time interval between frame: 1/15,
> { discrete: width = 160, height = 120 }
> Time interval between frame: 1/15,
Please note that the r5u870 chipset is not completely UVC compliant and is
currently not officially supported by the UVC driver.
Best regards,
Laurent Pinchart
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