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only reconfigure lua DSP plugins if channelcount changes

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This commit is contained in:
Robin Gareus 2016-07-02 20:29:59 +02:00
parent d027ce8006
commit c50a0c5dd0
1 changed files with 16 additions and 14 deletions
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30
libs/ardour/luaproc.cc
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@ -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;