On Monday 31 August 2009 14:42:56 Iodine wrote: > Hello! > > I have a usb webcam A4 TECH USB2.0 PC Camera J (0ac8:c40a).
Please send me the output of lsusb -v -d 0ac8:c40a > OS: Ubuntu 9.04 kernel 2.6.28-11-generic > It's work fine, but I want install new version of uvc driver. > I downloaded > http://linuxtv.org/hg/~pinchartl/uvcvideo/archive/4533a406fddb.tar.gz and > compiled it. > When I runinng mjpg-streamer or motion after calls > > ret = ioctl(vd->fd, VIDIOC_DQBUF, &vd->buf); > > uvc driver stops on > > return wait_event_interruptible(buf->wait, > buf->state != UVC_BUF_STATE_QUEUED && > buf->state != UVC_BUF_STATE_ACTIVE); > > in function uvc_queue_waiton (uvc_queue.c). > > At first I thought that patched driver is used in ubuntu, but when i > downloaded source codes of a kernel I was convinced that in these parts it > is invariable. > > Please, help me! There's nothing wrong as such. This means that the driver doesn't receive complete images from the camera. Are you capturing MJPEG or YUYV data ? Does the driver print anything to the kernel log ? -- Regards, Laurent Pinchart _______________________________________________ Linux-uvc-devel mailing list [email protected] https://lists.berlios.de/mailman/listinfo/linux-uvc-devel
