linuxaudio.org

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On Fri, Jun 18, 2010 at 12:24 PM, Ralf Mardorf

wrote:
> Louigi Verona wrote:

quoted text
>

>>

>>

>> On Fri, Jun 18, 2010 at 12:02 PM, Rui Nuno Capela > rncbc@rncbc.org>> wrote:

>>

>>

>>

>>

>>    there's no limitation on lv2.

>>

>>    i think you misunderstood something, but any lv2 host has obvious

>>    access

>>    to the audio stream produced by _any_ plugin. how could it be

>>    otherwise?

>>

>>    your question seems to pertain on rendering audio that is produced

>>    by midi

>>    instrument plugins _faster_than_realtime_ .

>>

>>    i also think you are inferring from qtractor as the sequencer. that's

>>    true: qtractor cannot render midi instruments audio in no other

>>    way than

>>    real-time. so that for you to export the whole session (song or

>>    project)

>>    you'll have to bounce (record) all midi instruments audio output

>>    into spare

>>    audio tracks and then, when all is perfectly realigned to

>>    compensate for

>>    round-trip delay, you can mix-down and export all audio tracks into a

>>    single audio file.

>>

>>    theoretically, any jack-midi plugin host can do the

>>    faster-then-realtime

>>    trick, thanks to the jack-freewheel mode of operation. alas,

>>    qtractor is

>>    not a jack-midi host, although it does the freewheel dance to

>>    export audio,

>>    as ardour2 does. speaking of which, ardour3 may well confirm this

>>    theory ;)

>>

>>    cheers

>>    --

>>    rncbc aka Rui Nuno Capela

>>    rncbc@rncbc.org

>>

>>    _______________________________________________

>>    Linux-audio-dev mailing list

>>    Linux-audio-dev@lists.linuxaudio.org

>>

>>

>>    http://lists.linuxaudio.org/listinfo/linux-audio-dev

>>

>>

>>

>>

>> How is that done on Windows then? I never heard of any problems there?

>> When you use VST, it renders them fine

>> and Windows has no JACK.

>>

>> ps: sorry if my questions are silly, I really am trying to understand

>>

>

> Are you asking for doing a stereo mastering without playing and recording

> the song? I wonder if this is needed. Anyway, I'm not sure if I do

> understand what exactly you are asking for by the word 'rendering'. Is the

> host Qtractor? And do DSSI plugs what you want?  I guess 'we' do

> misunderstand what you're asking for, by your first email.

>

No, I mean hitting "Render all song to wav" and have everything in one file.
--

Louigi Verona

http://www.louigiverona.ru/
--0016e6daa9251ec5a704894b34e6

Content-Type: text/html; charset=ISO-8859-1

Content-Transfer-Encoding: quoted-printable
On Fri, Jun 18, 2010 at 12:24 PM, Ralf M=

ardorf <ralf.mardorf@alice-dsl.net> wrote:
Louigi Verona wrote:

<=

div>
On Fri, Jun 18, 2010 at 12:02 PM, Rui Nuno Capela <rncbc@rncbc.org <mailto:rncbc@rncbc.org>> wrote:=
 =A0 =A0there's no limitation on lv2.
 =A0 =A0i think you misunderstood something, but any lv2 host has obvious

 =A0 =A0access

 =A0 =A0to the audio stream produced by _any_ plugin. how could it be

 =A0 =A0otherwise?
 =A0 =A0your question seems to pertain on rendering audio that is produced<=

br>

 =A0 =A0by midi

 =A0 =A0instrument plugins _faster_than_realtime_ .
 =A0 =A0i also think you are inferring from qtractor as the sequencer. that=

's

 =A0 =A0true: qtractor cannot render midi instruments audio in no other

 =A0 =A0way than

 =A0 =A0real-time. so that for you to export the whole session (song or

 =A0 =A0project)

 =A0 =A0you'll have to bounce (record) all midi instruments audio outpu=

t

 =A0 =A0into spare

 =A0 =A0audio tracks and then, when all is perfectly realigned to

 =A0 =A0compensate for

 =A0 =A0round-trip delay, you can mix-down and export all audio tracks into=

 a

 =A0 =A0single audio file.
 =A0 =A0theoretically, any jack-midi plugin host can do the

 =A0 =A0faster-then-realtime

 =A0 =A0trick, thanks to the jack-freewheel mode of operation. alas,

 =A0 =A0qtractor is

 =A0 =A0not a jack-midi host, although it does the freewheel dance to

 =A0 =A0export audio,

 =A0 =A0as ardour2 does. speaking of which, ardour3 may well confirm this

 =A0 =A0theory ;)
 =A0 =A0cheers

 =A0 =A0--

 =A0 =A0rncbc aka Rui Nuno Capela

 =A0 =A0rncbc@rncbc.or=

g <mailto:rncbc=

@rncbc.org>

 =A0 =A0_______________________________________________

 =A0 =A0Linux-audio-dev mailing list

 =A0 =A0Linux-audio-dev@lists.linuxaudio.org

 =A0 =A0<mailto:Linux-audio-dev@lists.linuxaudio.org>

 =A0 =A0http://lists.linuxaudio.org/listinfo/linux-audio-dev
How is that done on Windows then? I never heard of any problems there? When=

 you use VST, it renders them fine

and Windows has no JACK.
ps: sorry if my questions are silly, I really am trying to understand
Are you asking for doing a stereo mastering without playing and recording t=

he song? I wonder if this is needed. Anyway, I'm not sure if I do under=

stand what exactly you are asking for by the word 'rendering'. Is t=

he host Qtractor? And do DSSI plugs what you want? =A0I guess 'we' =

do misunderstand what you're asking for, by your first email.
No, I mean hitting "Render all song to wav&=

quot; and have everything in one file.-- Louigi V=

eronahttp://w=

ww.louigiverona.ru/
--0016e6daa9251ec5a704894b34e6--