[mythtv-users] Re: problems hearing and recording sound

[xavier]

Thanks Martin for your response.

I'd already set the line as a capture device and muted it. My xawtv is *unmuted*, but I'm
still not hearing any sound. 
Any help would be really appreciated.

>Have you done this:
>1) Set recording source in alsamixer (e.g. to line)
>2) tried executing 'v4lctl volume mute off' while watching TV
>You may or may not need to set a decent volume level for the 'Capture'
>slot. Normally the source you are recording from should be muted. If you
>use xawtv with, say, line *unmuted* are you still not getting any sound?
>l=F8r, 2004-06-19 kl. 11:16 skrev xavier :
>> Hi all,
>> I'm just a newbie in Mythtv and I've been trying to set up my audio stuff properly for
>> almost a week, but no way!
>> I got the ALSA drivers working ok with my sound blaster 128 (Ensoniq AudioPCI) and aplay
>> works fine with wav files. 
>> My bttv TV capture card also works properly with the image, but I cannot hear the analog
>> output when using xawtv. The TV card output is wired to the internal analog line-in input
>> of the sound card, as explained in the HOWTO. 
>> Tried to play the dsp device
>> aplay /dev/dsp
>> with xawtv muted, but I cannot hear anything.
>> I believe that my main problem is that I'm not getting on with the alsamixer. I tried with
>> the values at the HOWTO, but to no avail. Here is the output of the mixer:
>> 
>> Simple mixer control 'Master',0
>>   Capabilities: pvolume pswitch pswitch-joined
>>   Playback channels: Front Left - Front Right
>>   Limits: Playback 0 - 31
>>   Front Left: Playback 31 [100%] [on]
>>   Front Right: Playback 31 [100%] [on]

>> Simple mixer control 'Master Mono',0
>>   Capabilities: pvolume pvolume-joined pswitch pswitch-joined
>>   Playback channels: Mono
>>   Limits: Playback 0 - 31
>>   Mono: Playback 20 [65%] [on]

>> Simple mixer control '3D Control - Switch',0
>>   Capabilities: pswitch pswitch-joined
>>   Playback channels: Mono
>>   Mono: Playback [on]

>> Simple mixer control '3D Control Sigmatel - Depth',0
>>   Capabilities: volume volume-joined
>>   Playback channels: Mono
>>   Limits: 0 - 3
>>   Mono: 0 [0%]

>> Simple mixer control 'PCM',0
>>   Capabilities: pvolume pswitch pswitch-joined
>>   Playback channels: Front Left - Front Right
>>   Limits: Playback 0 - 31
>>   Front Left: Playback 22 [71%] [on]
>>   Front Right: Playback 22 [71%] [on]

>> Simple mixer control 'Line',0
>>   Capabilities: pvolume pswitch pswitch-joined cswitch cswitch-joined cswitch-ex clusive
>>   Capture exclusive group: 0
>>   Playback channels: Front Left - Front Right
>>   Capture channels: Front Left - Front Right
>>   Limits: Playback 0 - 31
>>   Front Left: Playback 23 [74%] [off] Capture [on]
>>   Front Right: Playback 23 [74%] [off] Capture [on]

>> Simple mixer control 'CD',0
>>   Capabilities: pvolume pswitch pswitch-joined cswitch cswitch-joined cswitch-ex clusive
>>   Capture exclusive group: 0
>>   Playback channels: Front Left - Front Right
>>   Capture channels: Front Left - Front Right
>>   Limits: Playback 0 - 31
>>   Front Left: Playback 20 [65%] [on] Capture [off]
>>   Front Right: Playback 20 [65%] [on] Capture [off]

>> Simple mixer control 'Mic',0
>>   Capabilities: pvolume pvolume-joined pswitch pswitch-joined cswitch cswitch-jo ined
>> cswitch-exclusive
>>   Capture exclusive group: 0
>>   Playback channels: Mono
>>   Capture channels: Front Left - Front Right
>>   Limits: Playback 0 - 31
>>   Mono: Playback 0 [0%] [off]
>>   Front Left: Capture [off]
>>   Front Right: Capture [off]
 
>> Simple mixer control 'Video',0
>>   Capabilities: pvolume pswitch pswitch-joined cswitch cswitch-joined cswitch-ex clusive
>>   Capture exclusive group: 0
>>   Playback channels: Front Left - Front Right
>>   Capture channels: Front Left - Front Right
>>   Limits: Playback 0 - 31
>>   Front Left: Playback 20 [65%] [on] Capture [off]
>>   Front Right: Playback 20 [65%] [on] Capture [off]

>> Simple mixer control 'Phone',0
>>   Capabilities: pvolume pvolume-joined pswitch pswitch-joined cswitch cswitch-jo ined
>> cswitch-exclusive
>>   Capture exclusive group: 0
>>   Playback channels: Mono
>>   Capture channels: Front Left - Front Right
>>   Limits: Playback 0 - 31
>>   Mono: Playback 0 [0%] [off]
>>   Front Left: Capture [off]
>>   Front Right: Capture [off]

>> Simple mixer control 'PC Speaker',0
>>   Capabilities: pvolume pvolume-joined pswitch pswitch-joined
>>   Playback channels: Mono
>>   Limits: Playback 0 - 15
>>   Mono: Playback 8 [53%] [on]

>> Simple mixer control 'Aux',0
>>   Capabilities: pvolume pswitch pswitch-joined cswitch cswitch-joined cswitch-ex clusive
>>   Capture exclusive group: 0
>>   Playback channels: Front Left - Front Right
>>   Capture channels: Front Left - Front Right
>>   Limits: Playback 0 - 31
>>   Front Left: Playback 20 [65%] [on] Capture [off]
>>   Front Right: Playback 20 [65%] [on] Capture [off]
 
>> Simple mixer control 'Mix',0
>>   Capabilities: cswitch cswitch-joined cswitch-exclusive
>>   Capture exclusive group: 0
>>   Capture channels: Front Left - Front Right
>>   Front Left: Capture [off]
>>   Front Right: Capture [off]
>> 
>> Thanks in advance for your help,
>> 
>> Regards
>>      Xavier
 
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