Re: [Linux-uvc-devel] two webcams

2010-05-26 Thread Santiago Segura
,Santiago. Date: Tue, 25 May 2010 19:27:49 +0100 Subject: Re: [Linux-uvc-devel] two webcams From: pj.as...@gmail.com To: sans...@hotmail.com CC: linux-uvc-devel@lists.berlios.de Santiago Hi, 2010/5/25 Santiago Segura sans...@hotmail.com: Hi Paulo, no, when the system hangs, do not leave

Re: [Linux-uvc-devel] two webcams

2010-05-26 Thread Paulo Assis
Subject: Re: [Linux-uvc-devel] two webcams From: pj.as...@gmail.com To: sans...@hotmail.com CC: linux-uvc-devel@lists.berlios.de Santiago Hi, 2010/5/25 Santiago Segura sans...@hotmail.com: Hi Paulo, no, when the system hangs, do not leave any message related. Is this a full system freeze

Re: [Linux-uvc-devel] two webcams

2010-05-25 Thread Paulo Assis
Hi, Do you get any messages on the system log (dmesg) ? Regards, Paulo 2010/5/25 Santiago Segura sans...@hotmail.com: Hi! I have a strangle problem using two cameras at the same time. My application (webcam security) works perfectly, I suppose. But after some hours (24 hours or more)

Re: [Linux-uvc-devel] two webcams

2010-05-25 Thread Santiago Segura
Hi Paulo,no, when the system hangs, do not leave any message related. Regards,Santiago Segura Date: Tue, 25 May 2010 14:23:19 +0100 Subject: Re: [Linux-uvc-devel] two webcams From: pj.as...@gmail.com To: sans...@hotmail.com CC: linux-uvc-devel@lists.berlios.de Hi, Do you get any

Re: [Linux-uvc-devel] Two webcams simultaneously on the same USB

2009-05-29 Thread Javier Martínez Baena
Hi Javier, On Friday 22 May 2009 09:36:32 J. Martínez Baena wrote: Hello, I have a problem with 2 webcams I'm trying to get work simultaneously. I have several models (Logitech P3000, Logitech P9000, Creative LiveCAM Optia AF, Philips). When I plug two of them on different USB ports, then

Re: [Linux-uvc-devel] Two webcams simultaneously on the same USB

2009-05-29 Thread Paulo Assis
Javier Hi, You should know that at least logitech cameras don't handle well usb hubs, logitech is very clear on this, if you want you can get more info on the quickcamteam site and forums, it has something to do with the way data is handled by most usb hubs. Anyway I have been able to connect up

Re: [Linux-uvc-devel] Two webcams simultaneously on the same USB

2009-05-29 Thread Paulo Assis
Javier, I've done some more testing and this is what I found when capturing 640x...@25fps video from 2 uvc cameras on the same controler, both from logitech a QC5000pro and another camera I've been testing: - I can capture video from both of them when streaming MJPEG data on the two cameras. - I

Re: [Linux-uvc-devel] Two webcams simultaneously on the same USB

2009-05-29 Thread Javier Martinez Baena
Thanks Paulo, I've using only YUYV ... I don't use MJPEG because I have an own library to capture and I have not yet implemented that. Probably I should work on it now. Thanks again and best wishes On Fri, 29 May 2009 22:40:58 +0100, Paulo Assis wrote Javier, I've done some more testing and

Re: [Linux-uvc-devel] Two webcams simultaneously on the same USB

2009-05-25 Thread Laurent Pinchart
Hi Javier, On Friday 22 May 2009 09:36:32 J. Martínez Baena wrote: Hello, I have a problem with 2 webcams I'm trying to get work simultaneously. I have several models (Logitech P3000, Logitech P9000, Creative LiveCAM Optia AF, Philips). When I plug two of them on different USB ports, then