You should be reading from /dev/video0 and writing to /dev/video16. It looks like somewhere in the setup stuff it has /dev/video0 as your input device?
John > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:mythtv-users- > [EMAIL PROTECTED] On Behalf Of Michael Starks > Sent: 10 December 2004 21:20 > To: [EMAIL PROTECTED] > Subject: [mythtv-users] Live TV- Operation Not Permitted > > I had live TV working at one point and now it just gives me a black > screen. It was working, I went into setup and played around with the > offsets, and when I went back it didn't work. I can't think of anything > else that changed, yet I can't see the connection. > > I can capture and play a test MPG through the /dev/video0 device. > TV-out on the PVR-350 works fine. > But Mythfrontend won't read from the device. > > I get this in mythbackend.log: > error reading from: /dev/video16 > read: Operation not permitted > e2004-12-10 16:06:51 Changing from WatchingLiveTV to None > rror reading from: /dev/video16 > read: Operation not permitted > > The location where the ringbuffer is located has full permissions. I > saw the ringbuffer file be created when I went to live TV but the size > did not increment. > > Devices look like this: > [EMAIL PROTECTED] root]# ll /dev/video* > crw------- 1 mythtv root 81, 0 Oct 17 11:37 /dev/video0 > crw------- 1 mythtv root 81, 0 Oct 17 11:37 /dev/video1 > crw------- 1 mythtv root 81, 16 Oct 17 11:15 /dev/video16 > crw------- 1 mythtv root 81, 0 Oct 17 11:37 /dev/video2 > crw------- 1 mythtv root 81, 224 Oct 17 11:15 /dev/video224 > crw------- 1 mythtv root 81, 0 Oct 17 11:37 /dev/video3 > crw------- 1 mythtv root 81, 32 Oct 17 11:15 /dev/video32 > > I tried changing ownership and permissions on the devices to no avail. > > All suggestions appreciated.
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