[mythtv-users] backend server has problems with codecs

Cedric Tefft cedric at phreaker.net
Sun Aug 22 03:28:17 EDT 2004


jarno at jjxl.net wrote:

>hello everybody,
>
>i've installed mythtv on fedora core 1 with apt-get. Everything works fine
>except the audio. While watching live tv I don't have any sound except a
>few "plops" when the buffer is empty and the video freezes a half second.
>The backend server says the follow:
>
>Starting up as the master server.
>2004-08-19 14:30:04 mythbackend version: 0.15.20040525-1 www.mythtv.org
>2004-08-19 14:30:04 Enabled verbose msgs : important general
>2004-08-19 14:30:06 Found changes in the todo list.
>2004-08-19 14:30:06 Scheduled 0 items in 0.004373 seconds.
>2004-08-19 14:30:06 Seem to be woken up by USER
>2004-08-19 14:30:21 MainServer::HandleAnnounce Playback
>2004-08-19 14:30:21 adding: jar-vi-f1 as a client (events: 0)
>2004-08-19 14:30:21 Getting next free recorder : -1
>2004-08-19 14:30:21 MainServer::HandleAnnounce Playback
>2004-08-19 14:30:21 adding: jar-vi-f1 as a client (events: 1)
>2004-08-19 14:30:21 MainServer::HandleAnnounce Playback
>2004-08-19 14:30:21 adding: jar-vi-f1 as a client (events: 0)
>2004-08-19 14:30:21 MainServer::HandleAnnounce Playback
>2004-08-19 14:30:21 adding: jar-vi-f1 as a client (events: 0)
>2004-08-19 14:30:21 adding: jar-vi-f1 as a remote ringbuffer
>2004-08-19 14:30:21 Changing from None to WatchingLiveTV
>Unknown video codec
>Please go into the TV Settings, Recording Profiles and
>setup the four 'Software Encoders' profiles.
>Assuming RTjpeg for now.
>Unknown audio codec
>ioctl VIDIOC_G_FMT: Onjuist argument
>2004-08-19 14:30:36 Changing from WatchingLiveTV to None
>Getermineerd
>
>I have configured the four software encodes as I think it must be but I
>still have no sound.
>When you see this message you think that i don't have any video but i have
>it.
>
>  
>
SWAG -- have you defined the wrong capture card type in the backend 
setup (like picking an MJPEG card when your card is actually generating 
an MPEG-2 stream)?  Note, I have no idea what type of A/V streams the 
bttv cards output, I'm just saying you might try some of the other types.

- Cedric



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