-#include "pbd/convert.h"
+/*
+ Copyright (C) 2010 Paul Davis
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
#include "pbd/error.h"
+#include "pbd/locale_guard.h"
#include "pbd/xml++.h"
#include "ardour/amp.h"
-#include "ardour/dB.h"
#include "ardour/debug.h"
#include "ardour/audio_buffer.h"
#include "ardour/monitor_processor.h"
#include "ardour/session.h"
-#include "i18n.h"
+#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace PBD;
using namespace std;
+/* specialize for bool because of set_value() semantics */
+
+namespace ARDOUR {
+ template<> void MPControl<bool>::set_value (double v, PBD::Controllable::GroupControlDisposition gcd) {
+ bool newval = fabs (v) >= 0.5;
+ if (newval != _value) {
+ _value = newval;
+ Changed (true, gcd); /* EMIT SIGNAL */
+ }
+ }
+}
+
MonitorProcessor::MonitorProcessor (Session& s)
: Processor (s, X_("MonitorOut"))
+ , solo_cnt (0)
+ , _monitor_active (false)
+
+ , _dim_all_ptr (new MPControl<bool> (false, _("monitor dim"), Controllable::Toggle))
+ , _cut_all_ptr (new MPControl<bool> (false, _("monitor cut"), Controllable::Toggle))
+ , _mono_ptr (new MPControl<bool> (false, _("monitor mono"), Controllable::Toggle))
+ , _dim_level_ptr (new MPControl<volatile gain_t>
+ /* default is -12dB, range is -20dB to 0dB */
+ (dB_to_coefficient(-12.0), _("monitor dim level"), Controllable::Flag (0),
+ dB_to_coefficient(-20.0), dB_to_coefficient (0.0)))
+ , _solo_boost_level_ptr (new MPControl<volatile gain_t>
+ /* default is 0dB, range is 0dB to +20dB */
+ (dB_to_coefficient(0.0), _("monitor solo boost level"), Controllable::Flag (0),
+ dB_to_coefficient(0.0), dB_to_coefficient(10.0)))
+ , _dim_all_control (_dim_all_ptr)
+ , _cut_all_control (_cut_all_ptr)
+ , _mono_control (_mono_ptr)
+ , _dim_level_control (_dim_level_ptr)
+ , _solo_boost_level_control (_solo_boost_level_ptr)
+
+ , _dim_all (*_dim_all_ptr)
+ , _cut_all (*_cut_all_ptr)
+ , _mono (*_mono_ptr)
+ , _dim_level (*_dim_level_ptr)
+ , _solo_boost_level (*_solo_boost_level_ptr)
+
{
- solo_cnt = 0;
- _cut_all = false;
- _dim_all = false;
- _dim_level = 0.2;
- _solo_boost_level = 1.0;
+}
+
+MonitorProcessor::~MonitorProcessor ()
+{
+ allocate_channels (0);
}
void
MonitorProcessor::allocate_channels (uint32_t size)
{
while (_channels.size() > size) {
- if (_channels.back().soloed) {
+ if (_channels.back()->soloed) {
if (solo_cnt > 0) {
--solo_cnt;
}
}
+ ChannelRecord* cr = _channels.back();
_channels.pop_back();
+ delete cr;
}
+ uint32_t n = _channels.size() + 1;
+
while (_channels.size() < size) {
- _channels.push_back (ChannelRecord());
+ _channels.push_back (new ChannelRecord (n));
}
}
return ret;
}
- const XMLProperty* prop;
-
- if ((prop = node.property (X_("type"))) == 0) {
+ std::string type_name;
+ if (!node.get_property (X_("type"), type_name)) {
error << string_compose (X_("programming error: %1"), X_("MonitorProcessor XML settings have no type information"))
<< endmsg;
return -1;
}
- if (prop->value() != X_("monitor")) {
+ if (type_name != X_("monitor")) {
error << string_compose (X_("programming error: %1"), X_("MonitorProcessor given unknown XML settings"))
<< endmsg;
return -1;
}
- if ((prop = node.property (X_("channels"))) == 0) {
+ uint32_t channels = 0;
+ if (!node.get_property (X_("channels"), channels)) {
error << string_compose (X_("programming error: %1"), X_("MonitorProcessor XML settings are missing a channel cnt"))
<< endmsg;
return -1;
}
-
- allocate_channels (atoi (prop->value()));
- if ((prop = node.property (X_("dim-level"))) != 0) {
- double val = atof (prop->value());
+ allocate_channels (channels);
+
+ // need to check that these conversions are working as expected
+ gain_t val;
+ if (node.get_property (X_("dim-level"), val)) {
_dim_level = val;
}
- if ((prop = node.property (X_("solo-boost-level"))) != 0) {
- double val = atof (prop->value());
+ if (node.get_property (X_("solo-boost-level"), val)) {
_solo_boost_level = val;
}
- if ((prop = node.property (X_("cut-all"))) != 0) {
- bool val = string_is_affirmative (prop->value());
- _cut_all = val;
+ bool bool_val;
+ if (node.get_property (X_("cut-all"), bool_val)) {
+ _cut_all = bool_val;
}
- if ((prop = node.property (X_("dim-all"))) != 0) {
- bool val = string_is_affirmative (prop->value());
- _dim_all = val;
+
+ if (node.get_property (X_("dim-all"), bool_val)) {
+ _dim_all = bool_val;
}
- if ((prop = node.property (X_("mono"))) != 0) {
- bool val = string_is_affirmative (prop->value());
- _mono = val;
+
+ if (node.get_property (X_("mono"), bool_val)) {
+ _mono = bool_val;
}
for (XMLNodeList::const_iterator i = node.children().begin(); i != node.children().end(); ++i) {
if ((*i)->name() == X_("Channel")) {
- if ((prop = (*i)->property (X_("id"))) == 0) {
- error << string_compose (X_("programming error: %1"), X_("MonitorProcessor XML settings are missing an ID"))
- << endmsg;
- return -1;
- }
uint32_t chn;
-
- if (sscanf (prop->value().c_str(), "%u", &chn) != 1) {
- error << string_compose (X_("programming error: %1"), X_("MonitorProcessor XML settings has an unreadable channel ID"))
+ if (!(*i)->get_property (X_("id"), chn)) {
+ error << string_compose (X_("programming error: %1"), X_("MonitorProcessor XML settings are missing an ID"))
<< endmsg;
return -1;
}
-
+
if (chn >= _channels.size()) {
error << string_compose (X_("programming error: %1"), X_("MonitorProcessor XML settings has an illegal channel count"))
<< endmsg;
return -1;
}
- ChannelRecord& cr (_channels[chn]);
+ ChannelRecord& cr (*_channels[chn]);
- if ((prop = (*i)->property ("cut")) != 0) {
- if (string_is_affirmative (prop->value())){
- cr.cut = 0.0f;
+ bool gain_coeff_zero;
+ if ((*i)->get_property ("cut", gain_coeff_zero)) {
+ if (gain_coeff_zero) {
+ cr.cut = GAIN_COEFF_ZERO;
} else {
- cr.cut = 1.0f;
+ cr.cut = GAIN_COEFF_UNITY;
}
}
- if ((prop = (*i)->property ("dim")) != 0) {
- bool val = string_is_affirmative (prop->value());
- cr.dim = val;
+ bool dim;
+ if ((*i)->get_property ("dim", dim)) {
+ cr.dim = dim;
}
- if ((prop = (*i)->property ("invert")) != 0) {
- if (string_is_affirmative (prop->value())) {
+ bool invert_polarity;
+ if ((*i)->get_property ("invert", invert_polarity)) {
+ if (invert_polarity) {
cr.polarity = -1.0f;
} else {
cr.polarity = 1.0f;
}
}
- if ((prop = (*i)->property ("solo")) != 0) {
- bool val = string_is_affirmative (prop->value());
- cr.soloed = val;
+ bool soloed;
+ if ((*i)->get_property ("solo", soloed)) {
+ cr.soloed = soloed;
}
}
}
-
+
/* reset solo cnt */
solo_cnt = 0;
- for (vector<ChannelRecord>::const_iterator x = _channels.begin(); x != _channels.end(); ++x) {
- if (x->soloed) {
+ for (vector<ChannelRecord*>::const_iterator x = _channels.begin(); x != _channels.end(); ++x) {
+ if ((*x)->soloed) {
solo_cnt++;
}
}
-
- return 0;
+
+ update_monitor_state ();
+ return 0;
}
XMLNode&
MonitorProcessor::state (bool full)
{
- XMLNode& node (Processor::state (full));
- char buf[64];
+ LocaleGuard lg;
+ XMLNode& node(Processor::state(full));
/* this replaces any existing "type" property */
- node.add_property (X_("type"), X_("monitor"));
-
- snprintf (buf, sizeof(buf), "%.12g", _dim_level);
- node.add_property (X_("dim-level"), buf);
+ node.set_property (X_("type"), X_("monitor"));
- snprintf (buf, sizeof(buf), "%.12g", _solo_boost_level);
- node.add_property (X_("solo-boost-level"), buf);
+ node.set_property (X_ ("dim-level"), (float)_dim_level.val ());
+ node.set_property (X_ ("solo-boost-level"), (float)_solo_boost_level.val ());
- node.add_property (X_("cut-all"), (_cut_all ? "yes" : "no"));
- node.add_property (X_("dim-all"), (_dim_all ? "yes" : "no"));
- node.add_property (X_("mono"), (_mono ? "yes" : "no"));
-
- uint32_t limit = _channels.size();
+ node.set_property (X_("cut-all"), _cut_all.val());
+ node.set_property (X_("dim-all"), _dim_all.val());
+ node.set_property (X_("mono"), _mono.val());
- snprintf (buf, sizeof (buf), "%u", limit);
- node.add_property (X_("channels"), buf);
+ node.set_property (X_("channels"), (uint32_t)_channels.size ());
- XMLNode* chn_node;
- uint32_t chn = 0;
+ XMLNode* chn_node;
+ uint32_t chn = 0;
- for (vector<ChannelRecord>::const_iterator x = _channels.begin(); x != _channels.end(); ++x, ++chn) {
- chn_node = new XMLNode (X_("Channel"));
+ for (vector<ChannelRecord*>::const_iterator x = _channels.begin (); x != _channels.end ();
+ ++x, ++chn) {
+ chn_node = new XMLNode (X_("Channel"));
- snprintf (buf, sizeof (buf), "%u", chn);
- chn_node->add_property ("id", buf);
+ chn_node->set_property ("id", chn);
- chn_node->add_property (X_("cut"), x->cut == 1.0 ? "no" : "yes");
- chn_node->add_property (X_("invert"), x->polarity == 1.0 ? "no" : "yes");
- chn_node->add_property (X_("dim"), x->dim ? "yes" : "no");
- chn_node->add_property (X_("solo"), x->soloed ? "yes" : "no");
-
- node.add_child_nocopy (*chn_node);
- }
+ // implicitly cast these to bool
+ chn_node->set_property (X_("cut"), (*x)->cut == GAIN_COEFF_UNITY);
+ chn_node->set_property (X_("invert"), (*x)->polarity == GAIN_COEFF_UNITY);
+ chn_node->set_property (X_("dim"), (*x)->dim == true);
+ chn_node->set_property (X_("solo"), (*x)->soloed == true);
- return node;
+ node.add_child_nocopy (*chn_node);
+ }
+
+ return node;
}
void
-MonitorProcessor::run (BufferSet& bufs, sframes_t /*start_frame*/, sframes_t /*end_frame*/, nframes_t nframes, bool /*result_required*/)
+MonitorProcessor::run (BufferSet& bufs, framepos_t /*start_frame*/, framepos_t /*end_frame*/, double /*speed*/, pframes_t nframes, bool /*result_required*/)
{
uint32_t chn = 0;
gain_t target_gain;
gain_t dim_level_this_time = _dim_level;
- gain_t global_cut = (_cut_all ? 0.0f : 1.0f);
- gain_t global_dim = (_dim_all ? dim_level_this_time : 1.0f);
+ gain_t global_cut = (_cut_all ? GAIN_COEFF_ZERO : GAIN_COEFF_UNITY);
+ gain_t global_dim = (_dim_all ? dim_level_this_time : GAIN_COEFF_UNITY);
gain_t solo_boost;
if (_session.listening() || _session.soloing()) {
solo_boost = _solo_boost_level;
} else {
- solo_boost = 1.0;
+ solo_boost = GAIN_COEFF_UNITY;
}
for (BufferSet::audio_iterator b = bufs.audio_begin(); b != bufs.audio_end(); ++b) {
/* don't double-scale by both track dim and global dim coefficients */
- gain_t dim_level = (global_dim == 1.0 ? (_channels[chn].dim ? dim_level_this_time : 1.0) : 1.0);
+ gain_t dim_level = (global_dim == GAIN_COEFF_UNITY ? (_channels[chn]->dim ? dim_level_this_time : GAIN_COEFF_UNITY) : GAIN_COEFF_UNITY);
- if (_channels[chn].soloed) {
- target_gain = _channels[chn].polarity * _channels[chn].cut * dim_level * global_cut * global_dim * solo_boost;
+ if (_channels[chn]->soloed) {
+ target_gain = _channels[chn]->polarity * _channels[chn]->cut * dim_level * global_cut * global_dim * solo_boost;
} else {
if (solo_cnt == 0) {
- target_gain = _channels[chn].polarity * _channels[chn].cut * dim_level * global_cut * global_dim * solo_boost;
+ target_gain = _channels[chn]->polarity * _channels[chn]->cut * dim_level * global_cut * global_dim * solo_boost;
} else {
- target_gain = 0.0;
+ target_gain = GAIN_COEFF_ZERO;
}
}
- DEBUG_TRACE (DEBUG::Monitor,
- string_compose("channel %1 sb %2 gc %3 gd %4 cd %5 dl %6 cp %7 cc %8 cs %9 sc %10 TG %11\n",
- chn,
- solo_boost,
- global_cut,
- global_dim,
- _channels[chn].dim,
- dim_level,
- _channels[chn].polarity,
- _channels[chn].cut,
- _channels[chn].soloed,
- solo_cnt,
- target_gain));
-
- if (target_gain != _channels[chn].current_gain || target_gain != 1.0f) {
-
- Amp::apply_gain (*b, nframes, _channels[chn].current_gain, target_gain);
- _channels[chn].current_gain = target_gain;
+ if (target_gain != _channels[chn]->current_gain || target_gain != GAIN_COEFF_UNITY) {
+
+ _channels[chn]->current_gain = Amp::apply_gain (*b, _session.nominal_frame_rate(), nframes, _channels[chn]->current_gain, target_gain);
}
++chn;
/* chn is now the number of channels, use as a scaling factor when mixing
*/
- gain_t scale = 1.0/chn;
+ gain_t scale = 1.f / (float)chn;
BufferSet::audio_iterator b = bufs.audio_begin();
AudioBuffer& ab (*b);
Sample* buf = ab.data();
/* scale the first channel */
- for (nframes_t n = 0; n < nframes; ++n) {
+ for (pframes_t n = 0; n < nframes; ++n) {
buf[n] *= scale;
}
for (; b != bufs.audio_end(); ++b) {
AudioBuffer& ob (*b);
Sample* obuf = ob.data ();
- for (nframes_t n = 0; n < nframes; ++n) {
+ for (pframes_t n = 0; n < nframes; ++n) {
buf[n] += obuf[n] * scale;
}
}
return Processor::configure_io (in, out);
}
-bool
-MonitorProcessor::can_support_io_configuration (const ChanCount& in, ChanCount& out) const
+bool
+MonitorProcessor::can_support_io_configuration (const ChanCount& in, ChanCount& out)
{
- return in == out;
+ out = in;
+ return true;
}
void
MonitorProcessor::set_polarity (uint32_t chn, bool invert)
{
- if (invert) {
- _channels[chn].polarity = -1.0f;
- } else {
- _channels[chn].polarity = 1.0f;
- }
-}
+ if (invert) {
+ _channels[chn]->polarity = -1.0f;
+ } else {
+ _channels[chn]->polarity = 1.0f;
+ }
+ update_monitor_state ();
+}
void
MonitorProcessor::set_dim (uint32_t chn, bool yn)
{
- _channels[chn].dim = yn;
+ _channels[chn]->dim = yn;
+ update_monitor_state ();
}
void
MonitorProcessor::set_cut (uint32_t chn, bool yn)
{
- if (yn) {
- _channels[chn].cut = 0.0f;
- } else {
- _channels[chn].cut = 1.0f;
- }
+ if (yn) {
+ _channels[chn]->cut = GAIN_COEFF_ZERO;
+ } else {
+ _channels[chn]->cut = GAIN_COEFF_UNITY;
+ }
+ update_monitor_state ();
}
void
MonitorProcessor::set_solo (uint32_t chn, bool solo)
{
- if (solo != _channels[chn].soloed) {
- _channels[chn].soloed = solo;
-
- if (solo) {
- solo_cnt++;
- } else {
- if (solo_cnt > 0) {
- solo_cnt--;
- }
- }
- }
+ if (solo != _channels[chn]->soloed) {
+ _channels[chn]->soloed = solo;
+
+ if (solo) {
+ solo_cnt++;
+ } else {
+ if (solo_cnt > 0) {
+ solo_cnt--;
+ }
+ }
+ }
+ update_monitor_state ();
}
void
MonitorProcessor::set_mono (bool yn)
{
- _mono = yn;
+ _mono = yn;
+ update_monitor_state ();
}
void
MonitorProcessor::set_cut_all (bool yn)
{
- _cut_all = yn;
+ _cut_all = yn;
+ update_monitor_state ();
}
void
MonitorProcessor::set_dim_all (bool yn)
{
- _dim_all = yn;
+ _dim_all = yn;
+ update_monitor_state ();
}
bool
return false;
}
-void
-MonitorProcessor::set_dim_level (gain_t val)
-{
- _dim_level = val;
-}
-
-void
-MonitorProcessor::set_solo_boost_level (gain_t val)
-{
- _solo_boost_level = val;
-}
-
-bool
+bool
MonitorProcessor::soloed (uint32_t chn) const
{
- return _channels[chn].soloed;
+ return _channels[chn]->soloed;
}
-bool
+bool
MonitorProcessor::inverted (uint32_t chn) const
{
- return _channels[chn].polarity < 0.0f;
+ return _channels[chn]->polarity < 0.0f;
}
-bool
+bool
MonitorProcessor::cut (uint32_t chn) const
{
- return _channels[chn].cut == 0.0f;
+ return _channels[chn]->cut == GAIN_COEFF_ZERO;
}
-bool
+bool
MonitorProcessor::dimmed (uint32_t chn) const
{
- return _channels[chn].dim;
+ return _channels[chn]->dim;
}
bool
{
return _cut_all;
}
+
+void
+MonitorProcessor::update_monitor_state ()
+{
+ bool en = false;
+
+ if (_cut_all || _dim_all || _mono) {
+ en = true;
+ }
+
+ const uint32_t nchans = _channels.size();
+ for (uint32_t i = 0; i < nchans && !en; ++i) {
+ if (cut (i) || dimmed (i) || soloed (i) || inverted (i)) {
+ en = true;
+ break;
+ }
+ }
+
+ if (_monitor_active != en) {
+ _monitor_active = en;
+ _session.MonitorChanged();
+ }
+}
+
+boost::shared_ptr<Controllable>
+MonitorProcessor::channel_cut_control (uint32_t chn) const
+{
+ if (chn < _channels.size()) {
+ return _channels[chn]->cut_control;
+ }
+ return boost::shared_ptr<Controllable>();
+}
+
+boost::shared_ptr<Controllable>
+MonitorProcessor::channel_dim_control (uint32_t chn) const
+{
+ if (chn < _channels.size()) {
+ return _channels[chn]->dim_control;
+ }
+ return boost::shared_ptr<Controllable>();
+}
+
+boost::shared_ptr<Controllable>
+MonitorProcessor::channel_polarity_control (uint32_t chn) const
+{
+ if (chn < _channels.size()) {
+ return _channels[chn]->polarity_control;
+ }
+ return boost::shared_ptr<Controllable>();
+}
+
+boost::shared_ptr<Controllable>
+MonitorProcessor::channel_solo_control (uint32_t chn) const
+{
+ if (chn < _channels.size()) {
+ return _channels[chn]->soloed_control;
+ }
+ return boost::shared_ptr<Controllable>();
+}
+
+MonitorProcessor::ChannelRecord::ChannelRecord (uint32_t chn)
+ : current_gain (GAIN_COEFF_UNITY)
+ , cut_ptr (new MPControl<gain_t> (1.0, string_compose (_("cut control %1"), chn), PBD::Controllable::GainLike))
+ , dim_ptr (new MPControl<bool> (false, string_compose (_("dim control"), chn), PBD::Controllable::Toggle))
+ , polarity_ptr (new MPControl<gain_t> (1.0, string_compose (_("polarity control"), chn), PBD::Controllable::Toggle, -1, 1))
+ , soloed_ptr (new MPControl<bool> (false, string_compose (_("solo control"), chn), PBD::Controllable::Toggle))
+
+ , cut_control (cut_ptr)
+ , dim_control (dim_ptr)
+ , polarity_control (polarity_ptr)
+ , soloed_control (soloed_ptr)
+
+ , cut (*cut_ptr)
+ , dim (*dim_ptr)
+ , polarity (*polarity_ptr)
+ , soloed (*soloed_ptr)
+{
+
+}