Re: [Linux-uvc-devel] Quanta integrated webcam

2011-06-14 Thread Alexey Fisher
Am Montag, den 13.06.2011, 22:48 -0700 schrieb Carl Michal: Hi, I think you nailed it. Every frame looks perfect now. The trace shows a few of these: Jun 13 09:24:24 uvcvideo: Dropping payload (error bit set) but I don't see corrupt frames any more in either MJPG or YUYV

Re: [Linux-uvc-devel] Webcam works intermittently - [18e3:9512] built-in in Hannspree SN12E2 netbook

2011-06-14 Thread Alexey Fisher
Hi Tomas, all listed error come directly from usb driver. uvcvideo driver do not even have chance to talk with your cam. It should be some hardware issue. Try to check the cable. Am Montag, den 13.06.2011, 18:50 +0100 schrieb Tomas Conway: Sorry for the double post - forgot to include the

Re: [Linux-uvc-devel] Frame Rate/Corruption C910, plus 4 others

2011-06-14 Thread Alexey Fisher
Hi Mark, can you please take a look to my discussion with Carl, subject Quanta integrated webcam. There are soma patches, wich may solve your problem as well. Am Donnerstag, den 09.06.2011, 02:04 -0400 schrieb Mark Whitis: Low frame rate problems have been seen with at least 5 UVC cameras on

Re: [Linux-uvc-devel] Multiple webcams, error: uvcvideo: Failed to submit URB 0 (-28)

2011-06-14 Thread Alexey Fisher
Hi Justin, this is probably bug in uvcvideo. Theoretically it should allow you to run only 2-3 cams independent of type. Am Donnerstag, den 09.06.2011, 09:56 -0400 schrieb Justin Piszcz: On Wed, 8 Jun 2011, Justin Piszcz wrote: Is there anyway around this? When using 5 different

Re: [Linux-uvc-devel] Multiple webcams, error: uvcvideo: Failed to submit URB 0 (-28)

2011-06-14 Thread Alexey Fisher
On Di, 2011-06-14 at 05:34 -0400, Justin Piszcz wrote: On Tue, 14 Jun 2011, Alexey Fisher wrote: Hi Justin, this is probably bug in uvcvideo. Theoretically it should allow you to run only 2-3 cams independent of type. Hi, The other webcams used pwc or other modules, sorry for

[Linux-uvc-devel] error code list

2011-06-14 Thread Jorge Yesid Rios Ortiz
Hi: I have a problem when I tried to use this web-cam in my embedded system: Camera: ID 041e:4058 model: Live! Cam Optia AF manufacturer: Creative Technology, Ltd Embedded system ARTILA M-501: CPU: ATMEL AT91RM9200, 180MHz OS: Linux 2.6.14-M5 SDRAM: 64MB USB Host interface: 2x, USB 2.0

Re: [Linux-uvc-devel] test results and a patch for timestamps in UVC

2011-06-14 Thread Laurent Pinchart
Hi Yann, On Tuesday 14 June 2011 12:02:09 Yann Sionneau wrote: Hi Alexey, Thanks a lot for your testing and report ! :) Your test and mine show that webcams seem to be implementing the UVC spec correctly regarding timestamping. I mean : (*) Putting PTS for each packet (*) Putting