On 07/07/2010 11:32 AM, Jeremy Jongepier wrote: > On 07/07/2010 09:49 AM, Louigi Verona wrote: >> Hello! >> >> Both Ardour and Qtractor are capable sequencers. Ardour is getting midi >> soon, Qtractor is getting automation. All of this is good news. >> >> I was wondering if the devs are interested in implementing routing >> signals in a mixer as the next important priority. This would allow not >> only effects chains which is usually very useful, but also usage of >> vocoders. >> At the moment it is impossible to use a vocoder plugin inside Ardour or >> Qtractor. >> >> The beauty of vocoders is that they can be used not only on voice, but >> as electronic instruments as well. I am often using them to create >> beautiful textures, but in order for the result to be good, >> I need to automate parameters of the vocoder. LADSPA Vocoder, for >> instance, is capable of generating very beautiful sounds, but only if >> you can change the bands in real time, fade the in and out. >> Of course, sometimes it can be recorded live, but in many cases it needs >> to be automated and stored in a project. >> >> Tell me what you think. >> > > Hello Louigi, > > I think it can already be done: > - In Qtractor create four tracks with corresponding buses: synth > (stereo), carrier (mono), vocoder (3 channels) and vocoder-mix (stereo) > - The vocoder track needs a corresponding bus with three channels, one > for the carrier and one for the incoming signal > - Have all tracks output their signal to their corresponding buses, > except for vocoder-mix of course, have it output to the Master output bus > - Load the vocoder LADSPA plugin into the vocoder track. I don't know > which input is the carrier and which one the stereo input but I think > you'll figure that out yourself > - Make the connections in QjackCtl's or Qtractor's Connections window: > connect the synth output bus ports to the vocoder input bus ports and > connect the carrier output bus port to the third vocoder input bus port. > Then connect two of the vocoder output bus ports (the ones that output a > signal, one of the outputs will be silent I guess) to the vocoder-mix > input bus ports. > > Not sure if it works, but I managed to set up a similar effect chain > when it comes to using sidechain compression in Qtractor with the SC3 > LADSPA compressor > (http://linux.autostatic.com/images/2010-07/sidechain.ogg). Works like a > charm so it should work with a vocoder plugin too. > > Best, > > Jeremy
Instead of carrier I meant formant of course :$ Jeremy _______________________________________________ Linux-audio-dev mailing list Linux-audio-dev@lists.linuxaudio.org http://lists.linuxaudio.org/listinfo/linux-audio-dev