Re: [Spca50x-devs] Sweex "foldable webcam" support
- Date: Wed, 27 Feb 2008 17:53:36 +0100
- From: Silvio Moioli <silvio@xxxxxxxxxx>
- Subject: Re: [Spca50x-devs] Sweex "foldable webcam" support
Leandro Costantino wrote:
> Hi silvio,
> 1) this is the sensor i tested
> http://www.ic-on-line.cn/IOL_ov6650/PdfView/237403.htm
> as you may see its CIF (352x288), so at first time 640x480 its not a must.
> I will do further check later on monday, but in my case only worked at that
> resolution ok with 1 app in windows, dont know if its scaling by software.
Ok.
> 2) force_rgb its used for programs that expect data in that order like
> gqcam.
Ok, so no need to use it for Camorama.
> 3) I worked better with rgb in my case, so it would be nice if you can
> discover what sensor your webcam really have, maybe its ov6650, but can be
> another revision of the same.
> You can do it in several ways :
>
> * http://zc0302.sourceforge.net/docs/HOWTO-Finding_the_sensor_type.html At
> point (B)
Unfortunately no information is in the .inf files. I uploaded the driver
in case you need it:
http://www.moioli.net/files/Webcam%20driver.zip
> * Dissasembly the webcam :)
Done, but I still cannot tell what sensor the camera uses. Maybe I'm
missing something: here are some hi-resolution photos:
http://www.moioli.net/files/DSCN4403.JPG
http://www.moioli.net/files/DSCN4395.JPG
Hope this helps!
> 4) Parameters could be "fixed", but the initial sequence sent to the webcam
> should set the defaults for that sensor. [...]
Ok.
> 5) If you can, attach a Usbsnoop log of the camera running in windows with
> the fine parameters and i will take a look.
Here it is:
http://www.moioli.net/files/USBLog1.usblog.zip
> Also for a further test, in Sonix/sonix.h , you can test this:
>
> Look at ov6650_sensor_init[][8] = ...
>
> theres a commented line,
>
> //{0xA0,0x60,0x1B,0x01,0x02,0x18,0xC1,0x10}, //THIS SET GREEN SCREEN....
>
>
> Try uncommenting it and test the driver again to see if you notice some
> change.
Commenting the line results in green images as expected.
Thanks,
--
Silvio Moioli
www.moioli.net
silvio at moioli dot net
"Things should be as simple as possible, but not any simpler" Einstein
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