ardour/livetrax
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fix bypassing plugins with sidechain i/o

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This commit is contained in:
Robin Gareus 2016-07-05 00:38:52 +02:00
parent 4f7d3069ab
commit d9de72215b
2 changed files with 27 additions and 8 deletions
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1
libs/ardour/ardour/plugin_insert.h
View File

@ -96,6 +96,7 @@ class LIBARDOUR_API PluginInsert : public Processor
bool pre_seed (const ChanCount&, const ChanCount&, const ChanMapping&, const ChanMapping&, const ChanMapping&);
ChanMapping input_map () const; ///< combined (all instances) input map
ChanMapping no_sc_input_map () const; ///< combined (all instances) input map w/o sidechain sinks
ChanMapping output_map () const; ///< combined (all instances) output map
bool has_midi_bypass () const;
bool has_midi_thru () const;

28
libs/ardour/plugin_insert.cc
View File

@ -858,8 +858,8 @@ PluginInsert::bypass (BufferSet& bufs, pframes_t nframes)
*/
// TODO: atomically copy maps & _no_inplace
ChanMapping in_map (input_map ());
ChanMapping out_map (output_map ());
const ChanMapping in_map (no_sc_input_map ());
const ChanMapping out_map (output_map ());
if (_mapping_changed) {
_no_inplace = check_inplace ();
_mapping_changed = false;
@ -988,15 +988,15 @@ PluginInsert::silence (framecnt_t nframes, framepos_t start_frame)
void
PluginInsert::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, double speed, pframes_t nframes, bool)
{
if (_pending_active) {
/* run as normal if we are active or moving from inactive to active */
if (_sidechain) {
// collect sidechain input for complete cycle (!)
// TODO we need delaylines here for latency compensation
_sidechain->run (bufs, start_frame, end_frame, speed, nframes, true);
}
if (_pending_active) {
/* run as normal if we are active or moving from inactive to active */
if (_session.transport_rolling() || _session.bounce_processing()) {
automation_run (bufs, start_frame, end_frame, speed, nframes);
} else {
@ -1254,6 +1254,24 @@ PluginInsert::input_map () const
return rv;
}
ChanMapping
PluginInsert::no_sc_input_map () const
{
ChanMapping rv;
uint32_t pc = 0;
for (PinMappings::const_iterator i = _in_map.begin (); i != _in_map.end (); ++i, ++pc) {
ChanMapping m (i->second);
const ChanMapping::Mappings& mp ((*i).second.mappings());
for (ChanMapping::Mappings::const_iterator tm = mp.begin(); tm != mp.end(); ++tm) {
for (ChanMapping::TypeMapping::const_iterator i = tm->second.begin(); i != tm->second.end(); ++i) {
rv.set (tm->first, i->first + pc * (natural_input_streams().get(tm->first) - _cached_sidechain_pins.get(tm->first)), i->second);
}
}
}
return rv;
}
ChanMapping
PluginInsert::output_map () const
{