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Prepare variable I/O

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This commit is contained in:
Robin Gareus 2021-01-25 02:07:34 +01:00
parent 98847b115e
commit 8175db5b01
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GPG key ID: A090BCE02CF57F04
3 changed files with 79 additions and 13 deletions
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14
libs/ardour/ardour/vst3_plugin.h
View file

@ -132,8 +132,12 @@ public:
ARDOUR::Plugin::IOPortDescription describe_io_port (ARDOUR::DataType dt, bool input, uint32_t id) const;
uint32_t n_audio_inputs () const;
uint32_t n_audio_outputs () const;
uint32_t n_audio_inputs (bool with_aux = true) const;
uint32_t n_audio_outputs (bool with_aux = true) const;
uint32_t n_audio_aux_in () const { return _n_aux_inputs; }
uint32_t n_audio_aux_out () const { return _n_aux_outputs; }
/* MIDI/Event interface */
void cycle_start ();
@ -199,6 +203,7 @@ private:
bool disconnect_components ();
bool update_processor ();
void update_channelcount ();
int32 count_channels (Vst::MediaType, Vst::BusDirection, Vst::BusType);
bool evoral_to_vst3 (Vst::Event&, Evoral::Event<samplepos_t> const&, int32_t);
@ -330,6 +335,8 @@ public:
bool parameter_is_input (uint32_t) const;
bool parameter_is_output (uint32_t) const;
bool reconfigure_io (ChanCount, ChanCount, ChanCount);
uint32_t designated_bypass_port ();
std::set<Evoral::Parameter> automatable () const;
@ -400,6 +407,9 @@ private:
std::vector<bool> _connected_inputs;
std::vector<bool> _connected_outputs;
ChanCount _configured_in;
ChanCount _configured_out;
};
/* ****************************************************************************/

5
libs/ardour/plugin_insert.cc
View file

@ -2001,6 +2001,11 @@ PluginInsert::configure_io (ChanCount in, ChanCount out)
}
}
break;
case Replicate:
assert (get_count () > 1);
break;
default:
if (_plugins.front()->reconfigure_io (in, aux_in, out) == false) {
PluginIoReConfigure (); /* EMIT SIGNAL */

73
libs/ardour/vst3_plugin.cc
View file

@ -137,6 +137,46 @@ VST3Plugin::parameter_change_handler (VST3PI::ParameterChange t, uint32_t param,
}
}
/* ***************************************************************************/
bool
VST3Plugin::reconfigure_io (ChanCount in, ChanCount aux_in, ChanCount out)
{
std::cerr << "VST3Plugin::reconfigure_io: in: " << in << " aux_in: " << aux_in << " out: " << out << "\n";
_configured_in = in + aux_in;
_configured_out = out;
#if 0
_info->n_inputs = in;
_info->n_outputs = out;
#endif
/* apply new portlayout */
_connected_inputs.clear ();
_connected_outputs.clear ();
/* assume all I/O is connected by default */
for (uint32_t i = 0; i < _configured_in.n_audio (); ++i) {
_connected_inputs.push_back (true);
}
for (uint32_t i = 0; i < _configured_out.n_audio (); ++i) {
_connected_outputs.push_back (true);
}
#if 1
while (_connected_inputs.size () < _plug->n_audio_inputs ()) {
_connected_inputs.push_back (false);
}
while (_connected_outputs.size () < _plug->n_audio_outputs ()) {
_connected_outputs.push_back (false);
}
#endif
/* pre-configure from GUI thread */
_plug->enable_io (_connected_inputs, _connected_outputs);
return true;
}
/* ****************************************************************************
* Parameter API
*/
@ -1080,13 +1120,7 @@ VST3PI::VST3PI (boost::shared_ptr<ARDOUR::VST3PluginModule> m, std::string uniqu
_busbuf_in.reserve (_n_bus_in);
_busbuf_out.reserve (_n_bus_out);
/* do not re-order, _io_name is build in sequence */
_n_inputs = count_channels (Vst::kAudio, Vst::kInput, Vst::kMain);
_n_aux_inputs = count_channels (Vst::kAudio, Vst::kInput, Vst::kAux);
_n_outputs = count_channels (Vst::kAudio, Vst::kOutput, Vst::kMain);
_n_aux_outputs = count_channels (Vst::kAudio, Vst::kOutput, Vst::kAux);
_n_midi_inputs = count_channels (Vst::kEvent, Vst::kInput, Vst::kMain);
_n_midi_outputs = count_channels (Vst::kEvent, Vst::kOutput, Vst::kMain);
update_channelcount ();
if (!connect_components ()) {
//_controller->terminate(); // XXX ?
@ -1575,6 +1609,23 @@ VST3PI::count_channels (Vst::MediaType media, Vst::BusDirection dir, Vst::BusTyp
return n_channels;
}
void
VST3PI::update_channelcount ()
{
_io_name[Vst::kAudio][0].clear();
_io_name[Vst::kAudio][1].clear();
_io_name[Vst::kEvent][0].clear();
_io_name[Vst::kEvent][1].clear();
/* do not re-order, _io_name is build in sequence */
_n_inputs = count_channels (Vst::kAudio, Vst::kInput, Vst::kMain);
_n_aux_inputs = count_channels (Vst::kAudio, Vst::kInput, Vst::kAux);
_n_outputs = count_channels (Vst::kAudio, Vst::kOutput, Vst::kMain);
_n_aux_outputs = count_channels (Vst::kAudio, Vst::kOutput, Vst::kAux);
_n_midi_inputs = count_channels (Vst::kEvent, Vst::kInput, Vst::kMain);
_n_midi_outputs = count_channels (Vst::kEvent, Vst::kOutput, Vst::kMain);
}
Vst::ParamID
VST3PI::index_to_id (uint32_t p) const
{
@ -1645,15 +1696,15 @@ VST3PI::print_parameter (Vst::ParamID id, Vst::ParamValue value) const
}
uint32_t
VST3PI::n_audio_inputs () const
VST3PI::n_audio_inputs (bool with_aux) const
{
return _n_inputs + _n_aux_inputs;
return _n_inputs + (with_aux ? _n_aux_inputs : 0);
}
uint32_t
VST3PI::n_audio_outputs () const
VST3PI::n_audio_outputs (bool with_aux) const
{
return _n_outputs + _n_aux_outputs;
return _n_outputs +(with_aux ? _n_aux_outputs : 0);
}
uint32_t