[RDD] Stream samplerate

drew Roberts zotzbro at gmail.com
Tue May 9 14:48:55 EDT 2017


Matthew,

On Tue, May 9, 2017 at 2:31 PM, Matthew Chambers <mchambers at showmeham.info>
wrote:

> Correct, I just checked and the output of Stereotool sounds good. So it
> appears to be butt that's hurting.
>

Try setting up a local icecast server and let butt send to that. Then
listen to the stream from the local server. What do you hear?

all the best,

drew

>
>
> Matthew Chambers, CBT, NR0Q
>        Macon County Office Of Emergency Management
>
> On May 9, 2017 1:23 PM, "drew Roberts" <zotzbro at gmail.com> wrote:
>
> Hey Matthew,
>
> let me see if I have this straight...
>
> On Tue, May 9, 2017 at 1:27 PM, Matthew Chambers <mchambers at showmeham.info
> > wrote:
>
>> Rivendell files and system samplerate are 48kHz, but the audio is playing
>> out fine through the mixer, my bad and unneeded conversion is somewhere in
>> Jack, Stereotool or BUTT on the 2nd computer. I can listen all day to the
>> output of the mixer, the stream not so much right now.  I've dug out a
>> Windows pc and with an identical setup (except Stereotool is running less
>> processing), no problems, I'd like to use my extra Linux machine since it
>> has more umph.
>>
>> Matthew Chambers, CBT, NR0Q
>>        Macon County Office Of Emergency Management
>>
>> On May 9, 2017 12:22 PM, "Rob Landry" <41001140 at interpring.com> wrote:
>>
>>> On Tue, 9 May 2017, Matthew Chambers wrote:
>>>
>>> I'm still fighting my shoutcast stream problems. I've migrated the
>>>> Rivendell
>>>> stuff on to a 2nd computer, run its output through a little mixer, took
>>>> the
>>>> output of the mixer and fed it into the line in on my stream computer
>>>> running Jack at 44.1 kHz, Stereotool and butt at 64kbps aacplus to
>>>> shoutcast.com. When I playback my stream on anything, the audio is
>>>> about
>>>> 9-10% high in pitch and vlc reports that the stream samplerate is 48
>>>> kHz.
>>>>
>>>
> You have 2 computers. One running Rivendell and another dong the
> "shouting"...
>
> The Rivendell is running 48 on its sound card and the Riv wav files are
> 48. This feeds into a little mixer.
>
> If you listen to the output of the little mixer it sounds fine.
>
> Is this little mixer analog?
>
> The mixer outputs then feeds into a second machine which does the shouting
> for you using a combo of jack running at 44.1, Stereotool, and butt. When
> you listen to the stream that results from this, you have the problems
> described.
>
> Does this second "shouting" computer have a sound card? If so, what
> happens if you send the output of Stereotool to the sound card's outputs?
> Does it sound right or does it sound wrong in the same way the stream does?
>
> all the best,
>
> drew
>
>
>
>>
>>> A file recorded at 44.1 KHz but played back by something that thinks it
>>> is 48 KHz will sound more or less as you describe.
>>>
>>> The surest way to solve your problem would be to use sox (or some such)
>>> to resample all your audio files to 48 KHz, and set the sample rate in
>>> Rivendell to 48 Khz.
>>>
>>> Unless, somehow, the sample rate in Rivendell already is 48 KHz, but
>>> your files were all recorded at 44.1 KHz.
>>>
>>>
>>> Rob
>>>
>>> --
>>> Я там, где ребята толковые,
>>> Я там, где плакаты "Вперёд",
>>> Где песни рабочие новые
>>> Страна трудовая поёт.
>>>
>>
>> _______________________________________________
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>>
>>
>
>
> --
> Enjoy great *Bahamian Music* at:
> Bahamain Or Nuttin - http://www.bahamianornuttin.com
> <http://www.bahamianornuttin.com/>
>
>
>


-- 
Enjoy great *Bahamian Music* at:
Bahamain Or Nuttin - http://www.bahamianornuttin.com
<http://www.bahamianornuttin.com/>
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