Format of /dev/video0 data for HVR-4000 frame grabber

2010-11-09 Thread Michael PARKER
All, I'm attempting to capture a single frame from the /dev/video0 output of my HVR-4000 card's analogue tuner as a JPEG. Whilst several resources exist for capturing the output of a card with h/w MPEG compression, I'm unable to determine the format of the /dev/video0 data for a frame grabber

RE: Format of /dev/video0 data for HVR-4000 frame grabber

2010-11-09 Thread Michael PARKER
Daniel, Many thanks for your mail. Please excuse the naivety of my questions - I'm a h/w guy and a nube to the s/w world. -Original Message- From: Daniel Glöckner [mailto:daniel...@gmx.net] Sent: 09 November 2010 09:10 To: Michael PARKER Cc: linux-media@vger.kernel.org Subject: Re

RE: Format of /dev/video0 data for HVR-4000 frame grabber

2010-11-09 Thread Michael PARKER
of a utility/methodology that I can use to transform RGB/BGR/YCbCr/greyscale into JPEG/PNG/GIF or similar? Cheers, Mike -Original Message- From: Andy Walls [mailto:awa...@md.metrocast.net] Sent: 09 November 2010 12:29 To: Michael PARKER Cc: Daniel Glöckner; linux-media

RE: Ticket #5744: Initial tuning to an analogue station fault

2010-04-26 Thread Michael PARKER
All, I could really do with someone able to interpret the following descriptions into a bugfix picking this issue up. Attached to bug: CloseChannel here is called with with the only file descriptor open on the video device. On certain tv cards at least, closing that single connection

Ticket #5744: Initial tuning to an analogue station fault

2010-04-23 Thread Michael PARKER
Hi, Apologies for the nube ignorance/vagueness but I'm seeking a bugfix to (I believe) the cx8800 module, related to an issue I experienced in MythTV (http://svn.mythtv.org/trac/ticket/5744). The MythTV devs are reluctant to incorporate the patch attached to the bug since they believe it