[mythtv-users] Audio not working... What should I check?
Leif Pihl
leif at pihl.us
Fri Nov 8 21:03:23 UTC 2013
On Nov 8, 2013, at 2:55 PM, Joseph Fry wrote:
>> At a command prompt:
>>
>> ps -A | grep pulseaudio
>>
>>
>> Is the you typed above, between the "-A" and the "grep" the pipe symbol?
>> (i.e.: shift-"\" on most US keyboards.)
>>
>>
>> I typed it with the "pipe" symbol, and here is the result:
>>
>> "2128 ? 00:00:00 pulseaudio"
>>
>> note that the "pulseaudio" is in red.
>>
>> What does this mean?
>>
>
> Yes that is a pipe... it allows you to pass the output of one command
> to another command. Here you piped the output of the "ps" (process
> status) command to grep (GNU Regular Expression Parser , or something
> like that) that allows you to only see the lines of output your
> interested in. You could have just used the "ps" command and found
> the line you wanted manually... but that's tedious.
>
> The output is telling you that Pulse Audio is running with PID
> (process ID) 2128, is not currently active on any CPU's (the ?), and
> has used 0 seconds of CPU time. <at least thats the way I interpet
> the output of PS... I may be a little off.
*** OK, so what do I do next to solve the no-audio problem?
(BTW, _HOW_ did this get installed this time, when it wasn't last time?)
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