104 lines
2.7 KiB
C++
104 lines
2.7 KiB
C++
/*
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* Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2009-2012 David Robillard <d@drobilla.net>
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* Copyright (C) 2009-2017 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2013-2017 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <glibmm/threads.h>
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#include "ardour/internal_return.h"
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#include "ardour/internal_send.h"
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#include "ardour/route.h"
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using namespace std;
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using namespace ARDOUR;
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InternalReturn::InternalReturn (Session& s, Temporal::TimeDomainProvider const & tdp, std::string const& name)
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: Processor (s, name, tdp)
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{
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_display_to_user = false;
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}
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void
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InternalReturn::run (BufferSet& bufs, samplepos_t /*start_sample*/, samplepos_t /*end_sample*/, double /*speed*/, pframes_t nframes, bool)
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{
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if (!check_active()) {
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return;
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}
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Glib::Threads::Mutex::Lock lm (_sends_mutex, Glib::Threads::TRY_LOCK);
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if (!lm.locked ()) {
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return;
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}
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for (auto & send : _sends) {
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if (send->active () && (!send->source_route() || send->source_route()->active())) {
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bufs.merge_from (send->get_buffers(), nframes);
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}
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}
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}
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void
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InternalReturn::add_send (InternalSend* send)
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{
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Glib::Threads::Mutex::Lock lm (_sends_mutex);
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_sends.push_back (send);
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}
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void
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InternalReturn::remove_send (InternalSend* send)
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{
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Glib::Threads::Mutex::Lock lm (_sends_mutex);
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_sends.remove (send);
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}
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void
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InternalReturn::set_playback_offset (samplecnt_t cnt)
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{
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Processor::set_playback_offset (cnt);
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Glib::Threads::Mutex::Lock lm (_sends_mutex); // TODO reader lock
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for (list<InternalSend*>::iterator i = _sends.begin(); i != _sends.end(); ++i) {
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(*i)->set_delay_out (cnt);
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}
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}
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XMLNode&
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InternalReturn::state () const
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{
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XMLNode& node (Processor::state ());
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/* override type */
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node.set_property("type", "intreturn");
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return node;
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}
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bool
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InternalReturn::can_support_io_configuration (const ChanCount& in, ChanCount& out)
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{
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out = in;
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return true;
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}
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bool
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InternalReturn::configure_io (ChanCount in, ChanCount out)
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{
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Processor::configure_io (in, out);
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return true;
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}
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