[LAU] Stutter-plugin for ladspa/lv2?

Jeremy Salwen jeremysalwen at gmail.com
Wed Feb 23 22:24:42 UTC 2011


Hi Gabe,

I've fixed that, and tested it extensively in Ardour.

Check out the new code!

Jeremy

On Mon, Feb 21, 2011 at 2:21 PM, Gabbe Nord <gabbe.nord at gmail.com> wrote:

> Hey man!
> Just tried it out, and it looks nice! But i can only get it to work once
> every play/stop? After i play and stop ardour once the plugin needs to be
> removed and added again in order for it to work.
>
> regards!
>
>
> On Fri, Feb 18, 2011 at 7:41 AM, Jeremy Salwen <jeremysalwen at gmail.com>wrote:
>
>> Hi Leigh,
>>
>> I've gotten LV2 hosts working on my computer, so I've tested it further,
>> fixed it, and optimized it some.  Should work perfectly (although I've
>> noticed that qtractor seems to do a bad job generating GUIs for enumeration
>> controls).
>>
>> One more thing:  It has a hard cutoff, which I'm not sure is desirable for
>> the stutter effect.  Should it fade in and out very quickly to remove the
>> "popping" effect, or is that part of the effect?
>>
>> Jeremy
>>
>>
>> On Wed, Feb 16, 2011 at 11:25 PM, Leigh Dyer <lsd at wootangent.net> wrote:
>>
>>> On 17/02/11 08:55, Jeremy Salwen wrote:
>>>
>>>> Thanks,
>>>>
>>>> That does help.
>>>>
>>>> I've fixed the syntax errors in the ttl.  If you could try it again,
>>>> that would be nice.
>>>>
>>>
>>> Thanks -- it opens in Ardour now, but with the mix control at 100% I get
>>> no sound out. I've tried it on both mono and stereo tracks. Adjusting the
>>> mix control back gives me some of the original signal, but still no stutter.
>>>
>>> Thanks
>>> Leigh
>>>
>>>
>>>> Jeremy
>>>>
>>>> On Wed, Feb 16, 2011 at 9:16 PM, Leigh Dyer <lsd at wootangent.net
>>>> <mailto:lsd at wootangent.net>> wrote:
>>>>
>>>>    On 17/02/11 07:44, Jeremy Salwen wrote:
>>>>
>>>>        Hi all,
>>>>
>>>>        I've written a simple LV2 stuttering plugin, which you can look
>>>> at
>>>>        here:https://github.com/jeremysalwen/Stutter-LV2
>>>>
>>>>        <https://github.com/jeremysalwen/Stutter-LV2>I'm still trying to
>>>>        test
>>>>        it, but recent librdf updates seem to be crashing all of my LV2
>>>>        hosts,
>>>>        and I figure that it's simple enough that there's a chance it
>>>>        will work
>>>>        without any testing.  Let me know if it works; I'll try to get
>>>>        my system
>>>>        working again in the meantime.
>>>>
>>>>
>>>>    If it helps, I've just tested it, and Ardour2 rejected it with the
>>>>    following message:
>>>>
>>>>    librdf error URI file:///usr/lib/lv2/stutter.lv2/stutter.ttl:58 -
>>>>    syntax error
>>>>    raptor_sequence.c:385: (raptor_sequence_get_at) assertion failed:
>>>>    object pointer of type raptor_sequence is NULL.
>>>>    LV2: invalid plugin
>>>>
>>>>    Thanks
>>>>    Leigh
>>>>
>>>>
>>>>        Jeremy
>>>>
>>>>        On Wed, Feb 16, 2011 at 1:09 PM, Jeremy Jongepier
>>>>        <jeremy at autostatic.com <mailto:jeremy at autostatic.com>
>>>>        <mailto:jeremy at autostatic.com <mailto:jeremy at autostatic.com>>>
>>>>
>>>>        wrote:
>>>>
>>>>            On 02/16/2011 01:45 PM, Gabbe Nord wrote:
>>>>         > Hello!
>>>>         >
>>>>         > Do you guys know of any stutter-plugin for Linux? Stuttering
>>>> is
>>>>            pretty easy
>>>>         > to do by just trimming the regions but it takes an awful lot
>>>> of
>>>>            time, so a
>>>>         > plugin would be of real ease! Is this anything that's
>>>> availible?
>>>>         >
>>>>         > Regards!
>>>>         >
>>>>
>>>>            No LADSPA/LV2 afaik.
>>>>            But there are two native Linux VST plug-ins that might be
>>>>        able to
>>>>            achieve this:
>>>>            Argotlunar: http://argotlunar.info/
>>>>            Axonlib fx_grains: http://code.google.com/p/axonlib/
>>>>
>>>>            Best,
>>>>
>>>>            Jeremy
>>>>
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>>>>
>>>>
>>>>
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>>>
>>
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