ardour/livetrax
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Use a default configuration instead of bailing out

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If the script doesn't provide a dsp_ioconfig() function, or if it does
not return a table of tables, provide an empty table of table as
default, which means a single configuration with default values.
This commit is contained in:
Julien "_FrnchFrgg_" RIVAUD 2016-08-04 18:03:24 +02:00
parent 66470b96b7
commit 43cd3fd760
1 changed files with 15 additions and 11 deletions
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26
libs/ardour/luaproc.cc
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@ -329,22 +329,24 @@ LuaProc::can_support_io_configuration (const ChanCount& in, ChanCount& out, Chan
lua_State* L = lua.getState ();
luabridge::LuaRef ioconfig = luabridge::getGlobal (L, "dsp_ioconfig");
if (!ioconfig.isFunction ()) {
return false;
}
luabridge::LuaRef *_iotable = NULL; // can't use reference :(
try {
luabridge::LuaRef iotable = ioconfig ();
if (iotable.isTable ()) {
_iotable = new luabridge::LuaRef (iotable);
if (ioconfig.isFunction ()) {
try {
luabridge::LuaRef iotable = ioconfig ();
if (iotable.isTable ()) {
_iotable = new luabridge::LuaRef (iotable);
}
} catch (luabridge::LuaException const& e) {
_iotable = NULL;
}
} catch (luabridge::LuaException const& e) {
return false;
}
if (!_iotable) {
return false;
/* empty table as default */
luabridge::LuaRef iotable = luabridge::newTable(L);
_iotable = new luabridge::LuaRef (iotable);
}
// now we can reference it.
@ -352,7 +354,9 @@ LuaProc::can_support_io_configuration (const ChanCount& in, ChanCount& out, Chan
delete _iotable;
if ((iotable).length () < 1) {
return false;
/* empty table as only config, to get default values */
luabridge::LuaRef ioconf = luabridge::newTable(L);
iotable[1] = ioconf;
}
const int audio_in = in.n_audio ();