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)
39 save_state (_("initial state"));
40 RedirectCreated (this); /* EMIT SIGNAL */
43 Send::Send (Session& s, const XMLNode& node)
44 : Redirect (s, "send", PreFader)
49 if (set_state (node)) {
50 throw failed_constructor();
53 save_state (_("initial state"));
54 RedirectCreated (this); /* EMIT SIGNAL */
57 Send::Send (const Send& other)
58 : Redirect (other._session, other._session.next_send_name(), other.placement())
62 save_state (_("initial state"));
63 RedirectCreated (this); /* EMIT SIGNAL */
78 Send::state(bool full)
80 XMLNode *node = new XMLNode("Send");
81 node->add_child_nocopy (Redirect::state(full));
86 Send::set_state(const XMLNode& node)
88 XMLNodeList nlist = node.children();
89 XMLNodeIterator niter;
91 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
92 if ((*niter)->name() == Redirect::state_node_name) {
93 Redirect::set_state (**niter);
98 if (niter == nlist.end()) {
99 error << _("XML node describing a send is missing a Redirect node") << endmsg;
107 Send::run (vector<Sample *>& bufs, uint32_t nbufs, nframes_t nframes, nframes_t offset)
111 // we have to copy the input, because IO::deliver_output may alter the buffers
112 // in-place, which a send must never do.
114 vector<Sample*>& sendbufs = _session.get_send_buffers();
116 for (size_t i=0; i < nbufs; ++i) {
117 memcpy (sendbufs[i], bufs[i], sizeof (Sample) * nframes);
121 IO::deliver_output (sendbufs, nbufs, nframes, offset);
125 uint32_t no = n_outputs();
129 for (n = 0; n < no; ++n) {
135 for (n = 0; n < no; ++n) {
136 _peak_power[n] = Session::compute_peak (output(n)->get_buffer(nframes) + offset, nframes, _peak_power[n]);
142 silence (nframes, offset);
146 uint32_t no = n_outputs();
148 for (n = 0; n < no; ++n) {
156 Send::set_metering (bool yn)
161 /* XXX possible thread hazard here */
162 reset_peak_meters ();
167 Send::expect_inputs (uint32_t expected)
169 if (expected != expected_inputs) {
170 expected_inputs = expected;