[GEM-dev] [pix_video] not working with usbtv driver/Easycap capture card

Antonio Roberts antonio at hellocatfood.com
Mon Dec 9 18:55:46 CET 2013


Hi Peter

> i did some research on which cards are made with the original
> "easycap" chipset", and found, that [1] uses it. all the others, which
> go for the same 20eruros or so, i tested already used the
> usbtv-chipset/driver.
Do these definitely have have the DC60 chipset/use the stk1160 drive? 
The problem I've found is that many purport to using the DC60 chipset 
but in fact don't (hence my second one not working properly)

Antonio

On Mon 09 Dec 2013 09:09:43 GMT, Peter Venus wrote:
> Hello!
>
> as for the easycap capturecards, i worked with a couple of those
> recently:
> there are general problems with some chipsets, especially with those
> using the usbtv drivers.
> when i tried to work with those in september, there was just a
> experimental linux driver available, which i didnt manage to get
> working in linux in general, not just pd.
> so, if you have them working in cheese etc, aou are already more
> successful then i was.
> my suggestion would be to get cards, that rely on the stk1160 driver,
> since they work perfect(i had 8 running at the same time)
>
> i did some research on which cards are made with the original
> "easycap" chipset", and found, that [1] uses it. all the others, which
> go for the same 20eruros or so, i tested already used the
> usbtv-chipset/driver.
>
> [1] renkforce br116
> http://www.conrad-electronic.co.uk/ce/en/product/956875/Renkforce-BR116-USB-20-Video-Grabber
>
>
>
> cheers, peter
>
>
>
> Am 09.12.13 00:19, schrieb Antonio Roberts:
>> I'm using PD extended 0.43.4 on Ubuntu 13.10 and have a problem with
>> [pix_video].
>>
>> I have two Easycap USB composite capture cards. One of them has the DC60
>> chipset and uses the stk1160 driver and works with PD/Gem i.e. I'm able
>> to use it (plus an old video camera) as a video input device (very
>> useful!)
>>
>> The second one I have
>> (www.amazon.co.uk/EasyCap-DC60-Capture-Adapter-Software/dp/B003QA7MES/ )
>> doesn't use the stk1160 driver and instead uses the usbtv driver.
>>
>> When I load the video device (usually /dev/video1) into [pix_video] it
>> completely freezes PD (watchdog: signaling pd... keeps being repeated in
>> the command line).
>>
>> This seems to be an error with GEM as the capture card works in every
>> other application that I've tried it on (Cheese, Camorama,
>> avconv/ffmpeg, web applications)
>>
>> Is there any way to diagnose and fix this?
>>
>> Antonio
>>

--
============================
antonio at hellocatfood.com
http://www.hellocatfood.com
============================



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