X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Finternal_send.cc;h=e7b824f1b0d899002800bf310985834732e78098;hb=b285559767e21aae4467270590f048c3263fd742;hp=a1425e3059d998863da2418652e7085644532095;hpb=a4d9d09af5853f769e1143c2353806bfb7d89f58;p=ardour.git diff --git a/libs/ardour/internal_send.cc b/libs/ardour/internal_send.cc index a1425e3059..e7b824f1b0 100644 --- a/libs/ardour/internal_send.cc +++ b/libs/ardour/internal_send.cc @@ -19,70 +19,130 @@ #include "pbd/error.h" #include "pbd/failed_constructor.h" +#include "pbd/types_convert.h" #include "ardour/amp.h" +#include "ardour/audio_buffer.h" +#include "ardour/delayline.h" +#include "ardour/internal_return.h" #include "ardour/internal_send.h" #include "ardour/meter.h" +#include "ardour/panner_shell.h" #include "ardour/route.h" #include "ardour/session.h" +#include "ardour/audioengine.h" -#include "i18n.h" +#include "pbd/i18n.h" + +namespace ARDOUR { class MuteMaster; class Pannable; } using namespace PBD; using namespace ARDOUR; using namespace std; -InternalSend::InternalSend (Session& s, boost::shared_ptr mm, boost::shared_ptr sendto, Delivery::Role role) - : Send (s, mm, role) +PBD::Signal1 InternalSend::CycleStart; + +InternalSend::InternalSend (Session& s, + boost::shared_ptr p, + boost::shared_ptr mm, + boost::shared_ptr sendfrom, + boost::shared_ptr sendto, + Delivery::Role role, + bool ignore_bitslot) + : Send (s, p, mm, role, ignore_bitslot) + , _send_from (sendfrom) + , _allow_feedback (false) { - if (sendto) { - if (use_target (sendto)) { - throw failed_constructor(); - } - } + if (sendto) { + if (use_target (sendto)) { + throw failed_constructor(); + } + } + + init_gain (); + + _send_from->DropReferences.connect_same_thread (source_connection, boost::bind (&InternalSend::send_from_going_away, this)); + CycleStart.connect_same_thread (*this, boost::bind (&InternalSend::cycle_start, this, _1)); } InternalSend::~InternalSend () { if (_send_to) { - _send_to->release_return_buffer (); + _send_to->remove_send_from_internal_return (this); + } +} + +void +InternalSend::init_gain () +{ + if (_role == Listen) { + /* send to monitor bus is always at unity */ + _gain_control->set_value (GAIN_COEFF_UNITY, PBD::Controllable::NoGroup); + } else { + /* aux sends start at -inf dB */ + _gain_control->set_value (GAIN_COEFF_ZERO, PBD::Controllable::NoGroup); } } int InternalSend::use_target (boost::shared_ptr sendto) { - _send_to = sendto; + if (_send_to) { + _send_to->remove_send_from_internal_return (this); + } + + _send_to = sendto; + + _send_to->add_send_to_internal_return (this); - if ((target = _send_to->get_return_buffer ()) == 0) { - return -1; - } - - set_name (sendto->name()); - _send_to_id = _send_to->id(); + mixbufs.ensure_buffers (_send_to->internal_return()->input_streams(), _session.get_block_size()); + mixbufs.set_count (_send_to->internal_return()->input_streams()); - target_connections.drop_connections (); + _meter->configure_io (ChanCount (DataType::AUDIO, pan_outs()), ChanCount (DataType::AUDIO, pan_outs())); - _send_to->DropReferences.connect_same_thread (target_connections, boost::bind (&InternalSend::send_to_going_away, this)); - _send_to->PropertyChanged.connect_same_thread (target_connections, boost::bind (&InternalSend::send_to_property_changed, this, _1));; + _send_delay->configure_io (ChanCount (DataType::AUDIO, pan_outs()), ChanCount (DataType::AUDIO, pan_outs())); - return 0; + reset_panner (); + + set_name (sendto->name()); + _send_to_id = _send_to->id(); + + target_connections.drop_connections (); + + _send_to->DropReferences.connect_same_thread (target_connections, boost::bind (&InternalSend::send_to_going_away, this)); + _send_to->PropertyChanged.connect_same_thread (target_connections, boost::bind (&InternalSend::send_to_property_changed, this, _1)); + _send_to->io_changed.connect_same_thread (target_connections, boost::bind (&InternalSend::target_io_changed, this)); + + return 0; } +void +InternalSend::target_io_changed () +{ + assert (_send_to); + mixbufs.ensure_buffers (_send_to->internal_return()->input_streams(), _session.get_block_size()); + mixbufs.set_count (_send_to->internal_return()->input_streams()); + reset_panner(); +} + +void +InternalSend::send_from_going_away () +{ + _send_from.reset(); +} void InternalSend::send_to_going_away () { - target = 0; - target_connections.drop_connections (); + target_connections.drop_connections (); _send_to.reset (); _send_to_id = "0"; } void -InternalSend::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes, bool) +InternalSend::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sample, double speed, pframes_t nframes, bool) { - if ((!_active && !_pending_active) || !target || !_send_to) { + if ((!_active && !_pending_active) || !_send_to) { _meter->reset (); return; } @@ -90,8 +150,76 @@ InternalSend::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, // we have to copy the input, because we may alter the buffers with the amp // in-place, which a send must never do. - assert(mixbufs.available() >= bufs.count()); - mixbufs.read_from (bufs, nframes); + if (_panshell && !_panshell->bypassed() && role() != Listen) { + if (mixbufs.count ().n_audio () > 0) { + _panshell->run (bufs, mixbufs, start_sample, end_sample, nframes); + } + + /* non-audio data will not have been copied by the panner, do it now + * if there are more buffers available than send buffers, ignore them, + * if there are less, copy the last as IO::copy_to_output does. */ + + for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) { + if (*t != DataType::AUDIO) { + BufferSet::iterator o = mixbufs.begin(*t); + BufferSet::iterator i = bufs.begin(*t); + + while (i != bufs.end(*t) && o != mixbufs.end(*t)) { + o->read_from (*i, nframes); + ++i; + ++o; + } + while (o != mixbufs.end(*t)) { + o->silence(nframes, 0); + ++o; + } + } + } + } else { + if (role() == Listen) { + /* We're going to the monitor bus, so discard MIDI data */ + + uint32_t const bufs_audio = bufs.count().get (DataType::AUDIO); + uint32_t const mixbufs_audio = mixbufs.count().get (DataType::AUDIO); + + /* monitor-section has same number of channels as master-bus (on creation). + * + * There is no clear answer what should happen when trying to PFL or AFL + * a track that has more channels (bufs_audio from source-track is + * larger than mixbufs). + * + * There are two options: + * 1: discard additional channels (current) + * OR + * 2: require the monitor-section to have at least as many channels + * as the largest count of any route + */ + //assert (mixbufs.available().get (DataType::AUDIO) >= bufs_audio); + + /* Copy bufs into mixbufs, going round bufs more than once if necessary + to ensure that every mixbuf gets some data. + */ + + uint32_t j = 0; + uint32_t i = 0; + for (i = 0; i < mixbufs_audio && j < bufs_audio; ++i) { + mixbufs.get_audio(i).read_from (bufs.get_audio(j), nframes); + ++j; + + if (j == bufs_audio) { + j = 0; + } + } + /* in case or MIDI track with 0 audio channels */ + for (; i < mixbufs_audio; ++i) { + mixbufs.get_audio(i).silence (nframes); + } + + } else { + assert (mixbufs.available() >= bufs.count()); + mixbufs.read_from (bufs, nframes); + } + } /* gain control */ @@ -101,93 +229,98 @@ InternalSend::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, /* target gain has changed */ - Amp::apply_gain (mixbufs, nframes, _current_gain, tgain); - _current_gain = tgain; - - } else if (tgain == 0.0) { + _current_gain = Amp::apply_gain (mixbufs, _session.nominal_sample_rate(), nframes, _current_gain, tgain); + + } else if (tgain == GAIN_COEFF_ZERO) { /* we were quiet last time, and we're still supposed to be quiet. */ _meter->reset (); - Amp::apply_simple_gain (mixbufs, nframes, 0.0); + Amp::apply_simple_gain (mixbufs, nframes, GAIN_COEFF_ZERO); goto out; - } else if (tgain != 1.0) { + } else if (tgain != GAIN_COEFF_UNITY) { /* target gain has not changed, but is not zero or unity */ Amp::apply_simple_gain (mixbufs, nframes, tgain); } - // Can't automate gain for sends or returns yet because we need different buffers - // so that we don't overwrite the main automation data for the route amp - // _amp->setup_gain_automation (start_frame, end_frame, nframes); - - _amp->run (mixbufs, start_frame, end_frame, nframes, true); + _amp->set_gain_automation_buffer (_session.send_gain_automation_buffer ()); + _amp->setup_gain_automation (start_sample, end_sample, nframes); + _amp->run (mixbufs, start_sample, end_sample, speed, nframes, true); - /* XXX NEED TO PAN */ + _send_delay->run (mixbufs, start_sample, end_sample, speed, nframes, true); /* consider metering */ if (_metering) { - if (_amp->gain_control()->get_value() == 0) { + if (_amp->gain_control()->get_value() == GAIN_COEFF_ZERO) { _meter->reset(); } else { - _meter->run (mixbufs, start_frame, end_frame, nframes, true); + _meter->run (mixbufs, start_sample, end_sample, speed, nframes, true); } } - /* deliver to target */ + _thru_delay->run (bufs, start_sample, end_sample, speed, nframes, true); - target->merge_from (mixbufs, nframes); + /* target will pick up our output when it is ready */ out: _active = _pending_active; } int -InternalSend::set_block_size (nframes_t nframes) +InternalSend::set_block_size (pframes_t nframes) { - mixbufs.ensure_buffers (_configured_input, nframes); - return 0; + if (_send_to) { + mixbufs.ensure_buffers (_send_to->internal_return()->input_streams(), nframes); + } + + return 0; +} + +void +InternalSend::set_allow_feedback (bool yn) +{ + _allow_feedback = yn; + _send_from->processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */ } bool InternalSend::feeds (boost::shared_ptr other) const { - return _send_to == other; + if (_role == Listen || !_allow_feedback) { + return _send_to == other; + } + return false; } XMLNode& -InternalSend::state (bool full) +InternalSend::state () { - XMLNode& node (Send::state (full)); + XMLNode& node (Send::state ()); /* this replaces any existing "type" property */ - node.add_property ("type", "intsend"); + node.set_property ("type", "intsend"); if (_send_to) { - node.add_property ("target", _send_to->id().to_s()); + node.set_property ("target", _send_to->id()); } + node.set_property ("allow-feedback", _allow_feedback); return node; } -XMLNode& -InternalSend::get_state() -{ - return state (true); -} - int -InternalSend::set_our_state (const XMLNode& node, int /*version*/) +InternalSend::set_state (const XMLNode& node, int version) { - const XMLProperty* prop; + init_gain (); - if ((prop = node.property ("target")) != 0) { + Send::set_state (node, version); - _send_to_id = prop->value(); + if (node.get_property ("target", _send_to_id)) { /* if we're loading a session, the target route may not have been create yet. make sure we defer till we are sure that it should @@ -201,14 +334,9 @@ InternalSend::set_our_state (const XMLNode& node, int /*version*/) } } - return 0; -} + node.get_property (X_("allow-feedback"), _allow_feedback); -int -InternalSend::set_state (const XMLNode& node, int version) -{ - Send::set_state (node, version); - return set_our_state (node, version); + return 0; } int @@ -221,28 +349,45 @@ InternalSend::connect_when_legal () return 0; } - boost::shared_ptr sendto; + boost::shared_ptr sendto; if ((sendto = _session.route_by_id (_send_to_id)) == 0) { - error << X_("cannot find route to connect to") << endmsg; + error << string_compose (_("%1 - cannot find any track/bus with the ID %2 to connect to"), display_name(), _send_to_id) << endmsg; + cerr << string_compose (_("%1 - cannot find any track/bus with the ID %2 to connect to"), display_name(), _send_to_id) << endl; return -1; } - return use_target (sendto); + return use_target (sendto); } bool -InternalSend::can_support_io_configuration (const ChanCount& in, ChanCount& out) const +InternalSend::can_support_io_configuration (const ChanCount& in, ChanCount& out) { out = in; return true; } +uint32_t +InternalSend::pan_outs () const +{ + /* the number of targets for our panner is determined by what we are + sending to, if anything. + */ + + if (_send_to) { + return _send_to->internal_return()->input_streams().n_audio(); + } + + return 1; /* zero is more accurate, but 1 is probably safer as a way to + * say "don't pan" + */ +} + bool InternalSend::configure_io (ChanCount in, ChanCount out) { bool ret = Send::configure_io (in, out); - set_block_size (_session.engine().frames_per_cycle()); + set_block_size (_session.engine().samples_per_cycle()); return ret; } @@ -257,7 +402,7 @@ string InternalSend::display_name () const { if (_role == Aux) { - return string_compose (X_("aux-%1"), _name); + return string_compose (X_("%1"), _name); } else { return _name; } @@ -280,3 +425,19 @@ InternalSend::send_to_property_changed (const PropertyChange& what_changed) set_name (_send_to->name ()); } } + +void +InternalSend::set_can_pan (bool yn) +{ + if (_panshell) { + _panshell->set_bypassed (!yn); + } +} + +void +InternalSend::cycle_start (pframes_t /*nframes*/) +{ + for (BufferSet::audio_iterator b = mixbufs.audio_begin(); b != mixbufs.audio_end(); ++b) { + b->prepare (); + } +}