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>
31 using namespace ARDOUR;
34 Send::Send (Session& s, Placement p)
35 : Redirect (s, s.next_send_name(), p)
40 save_state (_("initial state"));
42 RedirectCreated (this); /* EMIT SIGNAL */
45 Send::Send (Session& s, const XMLNode& node)
46 : Redirect (s, "send", PreFader)
51 if (set_state (node)) {
52 throw failed_constructor();
56 save_state (_("initial state"));
59 RedirectCreated (this); /* EMIT SIGNAL */
62 Send::Send (const Send& other)
63 : Redirect (other._session, other._session.next_send_name(), other.placement())
68 save_state (_("initial state"));
71 RedirectCreated (this); /* EMIT SIGNAL */
86 Send::state(bool full)
88 XMLNode *node = new XMLNode("Send");
89 node->add_child_nocopy (Redirect::state(full));
94 Send::set_state(const XMLNode& node)
96 XMLNodeList nlist = node.children();
97 XMLNodeIterator niter;
99 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
100 if ((*niter)->name() == Redirect::state_node_name) {
101 Redirect::set_state (**niter);
106 if (niter == nlist.end()) {
107 error << _("XML node describing a send is missing a Redirect node") << endmsg;
115 Send::run (vector<Sample *>& bufs, uint32_t nbufs, nframes_t nframes, nframes_t offset)
119 // we have to copy the input, because IO::deliver_output may alter the buffers
120 // in-place, which a send must never do.
122 vector<Sample*>& sendbufs = _session.get_send_buffers();
124 for (size_t i=0; i < nbufs; ++i) {
125 memcpy (sendbufs[i], bufs[i], sizeof (Sample) * nframes);
129 IO::deliver_output (sendbufs, nbufs, nframes, offset);
133 uint32_t no = n_outputs();
137 for (n = 0; n < no; ++n) {
143 for (n = 0; n < no; ++n) {
144 _peak_power[n] = Session::compute_peak (output(n)->get_buffer(nframes) + offset, nframes, _peak_power[n]);
150 silence (nframes, offset);
154 uint32_t no = n_outputs();
156 for (n = 0; n < no; ++n) {
164 Send::set_metering (bool yn)
169 /* XXX possible thread hazard here */
170 reset_peak_meters ();
175 Send::expect_inputs (uint32_t expected)
177 if (expected != expected_inputs) {
178 expected_inputs = expected;