Hi Hirofumi, Are you sure ID=046d:0992 belongs to Logitech Quickcam Communicate STX? I have Logitech QuickCam Communicate Deluxe with the same ID. Regards, Paul
----- Original Message ---- > From: Hirofumi Momose <[EMAIL PROTECTED]> > To: [email protected] > Sent: Thursday, November 8, 2007 4:58:18 PM > Subject: Re: [Linux-uvc-devel] timeout at second VIDIOC_STREAMON > > Hi, > > I found it depends on camera. > > Second capturing fails with device which ID=0c45:62c0 (Sonix USB 2.0 > Camera). > But works with ID=046d:0992 (Logitech Quickcam Communicate STX) > Status of this camera on the list http://linux-uvc.berlios.de/ is still > unknown but works fine. > > Regards, > > On Wed, 7 Nov 2007 00:46:25 +0100 > Laurent Pinchart wrote: > > > Hi Hirofumi, > > > > On Tuesday 06 November 2007, Hirofumi Momose wrote: > > > Hello, > > > > > > I have a question that why uvc driver causes select() to > time-out > at > > > second VIDIOC_STREAMON. > > > > > > This can be reproduced using v4l2 sample code. > > > http://v4l2spec.bytesex.org/v4l2spec/capture.c > > > > > > Modify the main() a bit. > > > > > > ... > > > open_device (); > > > init_device (); > > > > > > // First streaming, works fine. > > > start_capturing (); > > > mainloop (); > > > stop_capturing (); > > > > > > // Second attempt, fails. > > > start_capturing(); > > > mainloop(); // => cause select() to time out. > > > ... > > > > > > Is this correct ? > > > > select() shouldn't timeout. Does the Linux UVC driver print > messages > in the > > kernel log after the timeout ? > > > > Regards, > > > > Laurent Pinchart > > > _______________________________________________ > Linux-uvc-devel mailing list > [email protected] > https://lists.berlios.de/mailman/listinfo/linux-uvc-devel > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com _______________________________________________ Linux-uvc-devel mailing list [email protected] https://lists.berlios.de/mailman/listinfo/linux-uvc-devel
