Thanks for the clarifications, all! I thought the main issue was probably an ALSA limitation, but I think I can do what I want using JACK and the information you've given me.
On Tue, Aug 4, 2020 at 2:33 AM Marcus Weseloh <mar...@weseloh.cc> wrote: > Hi, > > Am Di., 4. Aug. 2020 um 02:16 Uhr schrieb Ceresa Jean-Jacques > <jean-jacques.cer...@orange.fr>: > > 1)The number of rendered audio output (nbr_outputs) is dependant of > synth.audio-channels and synth.audio-group: > > nbr_outputs = max(synth.audio-channels, synth.audio-groups) (default is > 1). > > These audio outputs will be played by the sound card (if it is capable > to play this nbr_outputs amount of course). > > Please note that this is highly dependent on the audio driver used. > AFAIK, only the jack driver supports multi-channel audio output. All > other drivers (including alsa) can only output a single stereo signal. > > > [...] > > 4) Which output, internal effects (reverb, chorus) are mapped on ? > > > > As Marcus already said, both internal reverb and chorus are mapped only > to output 0 (because "synth.effects-groups" has a default value of 1). > > However, if "synth.effects-groups" is set to 2, two distinct internal > instances pair (reverb + chorus) should be available on each distinct audio > output (0 et 1). > > This also only applies only to the jack driver. Again AFAIK, for all > other drivers (including alsa), the reverb and chorus signals are > always rendered to the first (and only) stereo output, regardless of > the setting of synth.effects-channels. > > Cheers > Marcus > > _______________________________________________ > fluid-dev mailing list > fluid-dev@nongnu.org > https://lists.nongnu.org/mailman/listinfo/fluid-dev >
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