/*
- Copyright (C) 2000,2007 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.
-
-*/
+ * Copyright (C) 2000-2017 Paul Davis <paul@linuxaudiosystems.com>
+ * Copyright (C) 2007-2012 David Robillard <d@drobilla.net>
+ * Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
+ * Copyright (C) 2013-2019 Robin Gareus <robin@gareus.org>
+ *
+ * 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.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
#include <string>
#include "ardour/session.h"
#include "ardour/types.h"
-#include "i18n.h"
+#include "pbd/i18n.h"
using namespace std;
using namespace ARDOUR;
: IOProcessor (s, true, true, name_and_id_new_insert (s, _bitslot), "", DataType::AUDIO, true)
, _out (new Delivery (s, _output, pannable, mm, _name, Delivery::Insert))
{
- _mtdm = 0;
- _latency_detect = false;
- _latency_flush_frames = 0;
- _measured_latency = 0;
+ _mtdm = 0;
+ _latency_detect = false;
+ _latency_flush_samples = 0;
+ _measured_latency = 0;
}
PortInsert::~PortInsert ()
{
- _session.unmark_insert_id (_bitslot);
- delete _mtdm;
+ _session.unmark_insert_id (_bitslot);
+ delete _mtdm;
}
void
PortInsert::start_latency_detection ()
{
delete _mtdm;
- _mtdm = new MTDM (_session.frame_rate());
- _latency_flush_frames = 0;
- _latency_detect = true;
- _measured_latency = 0;
+ _mtdm = new MTDM (_session.sample_rate());
+ _latency_flush_samples = 0;
+ _latency_detect = true;
+ _measured_latency = 0;
}
void
PortInsert::stop_latency_detection ()
{
- _latency_flush_frames = signal_latency() + _session.engine().samples_per_cycle();
- _latency_detect = false;
+ _latency_flush_samples = effective_latency() + _session.engine().samples_per_cycle();
+ _latency_detect = false;
}
void
-PortInsert::set_measured_latency (framecnt_t n)
+PortInsert::set_measured_latency (samplecnt_t n)
{
- _measured_latency = n;
+ _measured_latency = n;
}
-framecnt_t
+samplecnt_t
PortInsert::latency() const
{
/* because we deliver and collect within the same cycle,
- all I/O is necessarily delayed by at least frames_per_cycle().
+ all I/O is necessarily delayed by at least samples_per_cycle().
if the return port for insert has its own latency, we
need to take that into account too.
}
void
-PortInsert::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, bool)
+PortInsert::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sample, double speed, pframes_t nframes, bool)
{
if (_output->n_ports().n_total() == 0) {
return;
}
- if (_latency_detect) {
+ if (_latency_detect) {
- if (_input->n_ports().n_audio() != 0) {
+ if (_input->n_ports().n_audio() != 0) {
- AudioBuffer& outbuf (_output->ports().nth_audio_port(0)->get_audio_buffer (nframes));
- Sample* in = _input->ports().nth_audio_port(0)->get_audio_buffer (nframes).data();
- Sample* out = outbuf.data();
+ AudioBuffer& outbuf (_output->ports().nth_audio_port(0)->get_audio_buffer (nframes));
+ Sample* in = _input->ports().nth_audio_port(0)->get_audio_buffer (nframes).data();
+ Sample* out = outbuf.data();
- _mtdm->process (nframes, in, out);
+ _mtdm->process (nframes, in, out);
- outbuf.set_written (true);
- }
+ outbuf.set_written (true);
+ }
- return;
+ return;
- } else if (_latency_flush_frames) {
+ } else if (_latency_flush_samples) {
- /* wait for the entire input buffer to drain before picking up input again so that we can't
- hear the remnants of whatever MTDM pumped into the pipeline.
- */
+ /* wait for the entire input buffer to drain before picking up input again so that we can't
+ * hear the remnants of whatever MTDM pumped into the pipeline.
+ */
- silence (nframes);
+ silence (nframes, start_sample);
- if (_latency_flush_frames > nframes) {
- _latency_flush_frames -= nframes;
- } else {
- _latency_flush_frames = 0;
- }
+ if (_latency_flush_samples > nframes) {
+ _latency_flush_samples -= nframes;
+ } else {
+ _latency_flush_samples = 0;
+ }
- return;
- }
+ return;
+ }
if (!_active && !_pending_active) {
/* deliver silence */
- silence (nframes);
+ silence (nframes, start_sample);
goto out;
}
- _out->run (bufs, start_frame, end_frame, nframes, true);
+ _out->run (bufs, start_sample, end_sample, speed, nframes, true);
_input->collect_input (bufs, nframes, ChanCount::ZERO);
- out:
+out:
_active = _pending_active;
}
XMLNode&
-PortInsert::get_state(void)
-{
- return state (true);
-}
-
-XMLNode&
-PortInsert::state (bool full)
+PortInsert::state ()
{
- XMLNode& node = IOProcessor::state(full);
- char buf[32];
- node.add_property ("type", "port");
- snprintf (buf, sizeof (buf), "%" PRIu32, _bitslot);
- node.add_property ("bitslot", buf);
- snprintf (buf, sizeof (buf), "%" PRId64, _measured_latency);
- node.add_property("latency", buf);
- snprintf (buf, sizeof (buf), "%u", _session.get_block_size());
- node.add_property("block_size", buf);
+ XMLNode& node = IOProcessor::state ();
+ node.set_property ("type", "port");
+ node.set_property ("bitslot", _bitslot);
+ node.set_property ("latency", _measured_latency);
+ node.set_property ("block-size", _session.get_block_size());
return node;
}
XMLNodeList nlist = node.children();
XMLNodeIterator niter;
XMLPropertyList plist;
- const XMLProperty *prop;
const XMLNode* insert_node = &node;
IOProcessor::set_state (*insert_node, version);
- if ((prop = node.property ("type")) == 0) {
+ std::string type_str;
+ if (!node.get_property ("type", type_str)) {
error << _("XML node describing port insert is missing the `type' field") << endmsg;
return -1;
}
- if (prop->value() != "port") {
+ if (type_str != "port") {
error << _("non-port insert XML used for port plugin insert") << endmsg;
return -1;
}
- uint32_t blocksize = 0;
- if ((prop = node.property ("block_size")) != 0) {
- sscanf (prop->value().c_str(), "%u", &blocksize);
- }
+ uint32_t blocksize = 0;
+ node.get_property ("block-size", blocksize);
- //if the jack period is the same as when the value was saved, we can recall our latency..
- if ( (_session.get_block_size() == blocksize) && (prop = node.property ("latency")) != 0) {
- uint32_t latency = 0;
- sscanf (prop->value().c_str(), "%u", &latency);
- _measured_latency = latency;
- }
+ //if the jack period is the same as when the value was saved, we can recall our latency..
+ if ( (_session.get_block_size() == blocksize) ) {
+ node.get_property ("latency", _measured_latency);
+ }
if (!node.property ("ignore-bitslot")) {
- if ((prop = node.property ("bitslot")) == 0) {
- _bitslot = _session.next_insert_id();
- } else {
+ uint32_t bitslot;
+ if (node.get_property ("bitslot", bitslot)) {
_session.unmark_insert_id (_bitslot);
- sscanf (prop->value().c_str(), "%" PRIu32, &_bitslot);
+ _bitslot = bitslot;
_session.mark_insert_id (_bitslot);
+ } else {
+ _bitslot = _session.next_insert_id();
}
}
return 0;
}
-ARDOUR::framecnt_t
+ARDOUR::samplecnt_t
PortInsert::signal_latency() const
{
/* because we deliver and collect within the same cycle,
- all I/O is necessarily delayed by at least frames_per_cycle().
-
- if the return port for insert has its own latency, we
- need to take that into account too.
- */
+ * all I/O is necessarily delayed by at least samples_per_cycle().
+ *
+ * if the return port for insert has its own latency, we
+ * need to take that into account too.
+ */
- if (_measured_latency == 0) {
- return _session.engine().samples_per_cycle() + _input->signal_latency();
- } else {
- return _measured_latency;
- }
+ if (_measured_latency == 0) {
+ return _session.engine().samples_per_cycle()
+ + _input->connected_latency (false)
+ + _output->connected_latency (true);
+ } else {
+ return _measured_latency;
+ }
}
/** Caller must hold process lock */