[mythtv] Cx88 Leadtek Winfast TV2000XP Expert

Liivo Liivrand liivo at nnm.ee
Tue Dec 7 10:01:28 UTC 2004


Hello!
 
Few weeks ago I posted a question in mythtv-users, about Mythtv and Leadtek
TV2000XP Expert card incompatibility issues. You could see it from there:
http://www.gossamer-threads.com/lists/mythtv/users/95494?do=post_view_thread
ed
 
The main issue was that tvtime and xawtv worked fine, but not mythtv.
mythbackend gave endless error:
VIDIOCMCAPTURE0: Invalid argument 
VIDIOCMCAPTURE1: Invalid argument 

Thanks to Marc Fielding and Martin Forssen who pointed out the NuppelVideo
issue:
http://cvs.mythtv.org/cgi-bin/viewcvs.cgi/mythtv/libs/libmythtv/NuppelVideoR
ecorder.cpp?r1=text
<http://cvs.mythtv.org/cgi-bin/viewcvs.cgi/mythtv/libs/libmythtv/NuppelVideo
Recorder.cpp?r1=text&tr1=1.178&r2=text&tr2=1.179&makepatch=1&diff_format=u>
&tr1=1.178&r2=text&tr2=1.179&makepatch=1&diff_format=u
and
"remove line 875 'using_v4l2 = false' of
libs/libmythtv/NuppelVideoRecorder.cpp"
using these I managed to get livetv in mythtv and also recording works. 
 
But still remains problems, no audio from tv in mythtv and channel change
still not working. From audio side, might it be that if using FC3 and alsa
and compiling myth with OSS it just won't enable audio? And when changeing
channels, it just changes picture settings (hue, color, contrast, etc) and
osd text, but not the channel itself! It sees like mythtv couldn't
initialize tv card properly, because if starting mythtv from cold booted
computer, it gives only gray picture from livetv. But if I run before
mythbackend tvtime or xawtv, mythtv shows livetv from previously chosen
channel with tvtime / xawtv. So, as I could notice, unfortunately mythtv
couldn't manage my tv card properly (or lets say, at all), although it works
fine with other apps in linux. Has anybody any solution to provide?
 
rgds,
Liivo.
 
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