diff options
| author | Robin Gareus <robin@gareus.org> | 2016-07-02 20:29:59 +0200 |
|---|---|---|
| committer | Robin Gareus <robin@gareus.org> | 2016-07-02 23:36:34 +0200 |
| commit | c50a0c5dd019028d33819caeb90efcc09481a259 (patch) | |
| tree | edc867477a21ca1d3ccb04fd62542c116f8d3a3b /libs/ardour/luaproc.cc | |
| parent | d027ce800625d00e4cb96fd27410a575c9b6d895 (diff) | |
only reconfigure lua DSP plugins if channelcount changes
Diffstat (limited to 'libs/ardour/luaproc.cc')
| -rw-r--r-- | libs/ardour/luaproc.cc | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/libs/ardour/luaproc.cc b/libs/ardour/luaproc.cc index 63b4e11299..03deea7114 100644 --- a/libs/ardour/luaproc.cc +++ b/libs/ardour/luaproc.cc @@ -589,27 +589,29 @@ LuaProc::can_support_io_configuration (const ChanCount& in, ChanCount& out, Chan bool LuaProc::configure_io (ChanCount in, ChanCount out) { - _configured_in = in; - _configured_out = out; - - _configured_in.set (DataType::MIDI, _has_midi_input ? 1 : 0); - _configured_out.set (DataType::MIDI, _has_midi_output ? 1 : 0); + in.set (DataType::MIDI, _has_midi_input ? 1 : 0); + out.set (DataType::MIDI, _has_midi_output ? 1 : 0); // configure the DSP if needed - lua_State* L = lua.getState (); - luabridge::LuaRef lua_dsp_configure = luabridge::getGlobal (L, "dsp_configure"); - if (lua_dsp_configure.type () == LUA_TFUNCTION) { - try { - lua_dsp_configure (&in, &out); - } catch (luabridge::LuaException const& e) { - PBD::error << "LuaException: " << e.what () << "\n"; + if (in != _configured_in || out != _configured_out) { + lua_State* L = lua.getState (); + luabridge::LuaRef lua_dsp_configure = luabridge::getGlobal (L, "dsp_configure"); + if (lua_dsp_configure.type () == LUA_TFUNCTION) { + try { + lua_dsp_configure (&in, &out); + } catch (luabridge::LuaException const& e) { + PBD::error << "LuaException: " << e.what () << "\n"; #ifndef NDEBUG - std::cerr << "LuaException: " << e.what () << "\n"; + std::cerr << "LuaException: " << e.what () << "\n"; #endif - return false; + return false; + } } } + _configured_in = in; + _configured_out = out; + _info->n_inputs = _configured_in; _info->n_outputs = _configured_out; return true; |