2 Copyright (C) 2000 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 #include <pbd/xml++.h>
25 #include <ardour/send.h>
26 #include <ardour/session.h>
27 #include <ardour/port.h>
28 #include <ardour/audio_port.h>
32 using namespace ARDOUR;
35 Send::Send (Session& s, Placement p)
36 : Redirect (s, s.next_send_name(), p)
40 save_state (_("initial state"));
41 RedirectCreated (this); /* EMIT SIGNAL */
44 Send::Send (Session& s, const XMLNode& node)
45 : Redirect (s, "send", PreFader)
50 if (set_state (node)) {
51 throw failed_constructor();
54 save_state (_("initial state"));
55 RedirectCreated (this); /* EMIT SIGNAL */
58 Send::Send (const Send& other)
59 : Redirect (other._session, other._session.next_send_name(), other.placement())
63 save_state (_("initial state"));
64 RedirectCreated (this); /* EMIT SIGNAL */
79 Send::state(bool full)
81 XMLNode *node = new XMLNode("Send");
82 node->add_child_nocopy (Redirect::state(full));
87 Send::set_state(const XMLNode& node)
89 XMLNodeList nlist = node.children();
90 XMLNodeIterator niter;
92 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
93 if ((*niter)->name() == Redirect::state_node_name) {
94 Redirect::set_state (**niter);
99 if (niter == nlist.end()) {
100 error << _("XML node describing a send is missing a Redirect node") << endmsg;
108 Send::run (vector<Sample *>& bufs, uint32_t nbufs, jack_nframes_t nframes, jack_nframes_t offset)
112 // we have to copy the input, because IO::deliver_output may alter the buffers
113 // in-place, which a send must never do.
115 vector<Sample*>& sendbufs = _session.get_send_buffers();
117 for (size_t i=0; i < nbufs; ++i) {
118 memcpy (sendbufs[i], bufs[i], sizeof (Sample) * nframes);
122 IO::deliver_output (sendbufs, nbufs, nframes, offset);
126 uint32_t no = n_outputs();
130 for (n = 0; n < no; ++n) {
136 for (n = 0; n < no; ++n) {
137 _peak_power[n] = Session::compute_peak (audio_output(n)->get_audio_buffer().data(nframes, offset), nframes, _peak_power[n]);
143 silence (nframes, offset);
147 uint32_t no = n_outputs();
149 for (n = 0; n < no; ++n) {
157 Send::set_metering (bool yn)
162 /* XXX possible thread hazard here */
163 reset_peak_meters ();
168 Send::expect_inputs (uint32_t expected)
170 if (expected != expected_inputs) {
171 expected_inputs = expected;