diff options
Diffstat (limited to 'libs/backends/coreaudio/coreaudio_backend.cc')
| -rw-r--r-- | libs/backends/coreaudio/coreaudio_backend.cc | 51 |
1 files changed, 50 insertions, 1 deletions
diff --git a/libs/backends/coreaudio/coreaudio_backend.cc b/libs/backends/coreaudio/coreaudio_backend.cc index 0e0f33a5d9..fc94145ed5 100644 --- a/libs/backends/coreaudio/coreaudio_backend.cc +++ b/libs/backends/coreaudio/coreaudio_backend.cc @@ -1163,6 +1163,24 @@ CoreAudioBackend::register_system_audio_ports() } void +CoreAudioBackend::update_system_port_latecies () +{ + for (std::vector<CoreBackendPort*>::const_iterator it = _system_inputs.begin (); it != _system_inputs.end (); ++it) { + (*it)->update_connected_latency (true); + } + for (std::vector<CoreBackendPort*>::const_iterator it = _system_outputs.begin (); it != _system_outputs.end (); ++it) { + (*it)->update_connected_latency (false); + } + + for (std::vector<CoreBackendPort*>::const_iterator it = _system_midi_in.begin (); it != _system_midi_in.end (); ++it) { + (*it)->update_connected_latency (true); + } + for (std::vector<CoreBackendPort*>::const_iterator it = _system_midi_out.begin (); it != _system_midi_out.end (); ++it) { + (*it)->update_connected_latency (false); + } +} + +void CoreAudioBackend::coremidi_rediscover() { if (!_run) { return; } @@ -1644,6 +1662,7 @@ CoreAudioBackend::pre_process () manager.graph_order_callback(); } if (connections_changed || ports_changed) { + update_system_port_latecies (); engine.latency_callback(false); engine.latency_callback(true); } @@ -2081,7 +2100,6 @@ void CoreBackendPort::_disconnect (CoreBackendPort *port, bool callback) } } - void CoreBackendPort::disconnect_all () { while (!_connections.empty ()) { @@ -2108,6 +2126,37 @@ bool CoreBackendPort::is_physically_connected () const return false; } +void +CoreBackendPort::set_latency_range (const LatencyRange &latency_range, bool for_playback) +{ + if (for_playback) { + _playback_latency_range = latency_range; + } else { + _capture_latency_range = latency_range; + } + + for (std::set<CoreBackendPort*>::const_iterator it = _connections.begin (); it != _connections.end (); ++it) { + if ((*it)->is_physical ()) { + (*it)->update_connected_latency (is_input ()); + } + } +} + +void +CoreBackendPort::update_connected_latency (bool for_playback) +{ + LatencyRange lr; + lr.min = lr.max = 0; + const std::set<CoreBackendPort *>& cp = get_connections (); + for (std::set<CoreBackendPort*>::const_iterator it = cp.begin (); it != cp.end (); ++it) { + LatencyRange l; + l = (*it)->latency_range (for_playback); + lr.min = std::max (lr.min, l.min); + lr.max = std::max (lr.max, l.max); + } + set_latency_range (lr, for_playback); +} + /******************************************************************************/ CoreAudioPort::CoreAudioPort (CoreAudioBackend &b, const std::string& name, PortFlags flags) |