diff options
Diffstat (limited to 'libs/ardour/plugin_insert.cc')
| -rw-r--r-- | libs/ardour/plugin_insert.cc | 37 |
1 files changed, 35 insertions, 2 deletions
diff --git a/libs/ardour/plugin_insert.cc b/libs/ardour/plugin_insert.cc index 2005d5b2e2..646bf5e63a 100644 --- a/libs/ardour/plugin_insert.cc +++ b/libs/ardour/plugin_insert.cc @@ -160,6 +160,17 @@ PluginInsert::set_custom_cfg (bool b) } bool +PluginInsert::set_preset_out (const ChanCount& c) +{ + bool changed = _preset_out != c; + _preset_out = c; + if (changed && !_custom_cfg) { + PluginConfigChanged (); /* EMIT SIGNAL */ + } + return changed; +} + +bool PluginInsert::add_sidechain (uint32_t n_audio) { // caller must hold process lock @@ -1383,6 +1394,8 @@ PluginInsert::configure_io (ChanCount in, ChanCount out) ChanCount dout (in); // hint if (_custom_cfg) { dout = _custom_out; + } else if (_preset_out.n_audio () > 0) { + dout.set (DataType::AUDIO, _preset_out.n_audio ()); } else if (dout.n_midi () > 0 && dout.n_audio () == 0) { dout.set (DataType::AUDIO, 2); } @@ -1390,7 +1403,6 @@ PluginInsert::configure_io (ChanCount in, ChanCount out) ChanCount useins; bool const r = _plugins.front()->can_support_io_configuration (in, dout, &useins); assert (r); - assert (dout.n_audio() <= out.n_audio()); // sans midi bypass if (useins.n_audio() == 0) { useins = in; } @@ -1529,12 +1541,29 @@ PluginInsert::can_support_io_configuration (const ChanCount& in, ChanCount& out) return private_can_support_io_configuration (in, out).method != Impossible; } +PluginInsert::Match +PluginInsert::private_can_support_io_configuration (ChanCount const& in, ChanCount& out) const +{ + if (!_custom_cfg && _preset_out.n_audio () > 0) { + // preseed hint (for variable i/o) + out.set (DataType::AUDIO, _preset_out.n_audio ()); + } + + Match rv = internal_can_support_io_configuration (in, out); + + if (!_custom_cfg && _preset_out.n_audio () > 0) { + DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("using output preset: %1 %2\n", name(), _preset_out)); + out.set (DataType::AUDIO, _preset_out.n_audio ()); + } + return rv; +} + /** A private version of can_support_io_configuration which returns the method * by which the configuration can be matched, rather than just whether or not * it can be. */ PluginInsert::Match -PluginInsert::private_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const +PluginInsert::internal_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const { if (_plugins.empty()) { return Match(); @@ -1848,6 +1877,7 @@ PluginInsert::state (bool full) * in case the plugin goes missing) */ node.add_child_nocopy (* _configured_in.state (X_("ConfiguredInput"))); node.add_child_nocopy (* _configured_out.state (X_("ConfiguredOutput"))); + node.add_child_nocopy (* _preset_out.state (X_("PresetOutput"))); /* save custom i/o config */ node.add_property("custom", _custom_cfg ? "yes" : "no"); @@ -2121,6 +2151,9 @@ PluginInsert::set_state(const XMLNode& node, int version) if ((*i)->name() == X_("ConfiguredOutput")) { _custom_out = ChanCount(**i); } + if ((*i)->name() == X_("PresetOutput")) { + _preset_out = ChanCount(**i); + } if (strncmp ((*i)->name ().c_str(), X_("InputMap-"), 9) == 0) { long pc = atol (&((*i)->name().c_str()[9])); if (pc >=0 && pc <= get_count()) { |