2 Copyright (C) 2004 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/basename.h>
24 #include <ardour/sndfilesource.h>
25 #include <ardour/session.h>
26 #include <ardour/audioregion.h>
27 #include <ardour/audiofilter.h>
28 #include <ardour/region_factory.h>
29 #include <ardour/source_factory.h>
30 #include <ardour/analyser.h>
34 using namespace ARDOUR;
38 AudioFilter::make_new_sources (boost::shared_ptr<AudioRegion> region, SourceList& nsrcs, string suffix)
40 vector<string> names = region->master_source_names();
42 if (names.size() != region->n_channels()) {
43 warning << _("This is an old Ardour session that does not have\n\
44 sufficient information for rendered FX") << endmsg;
48 for (uint32_t i = 0; i < region->n_channels(); ++i) {
50 string name = PBD::basename_nosuffix (names[i]);
52 /* remove any existing version of suffix by assuming it starts
53 with some kind of "special" character.
56 if (!suffix.empty()) {
57 string::size_type pos = name.find (suffix[0]);
58 if (pos != string::npos && pos > 2) {
59 name = name.substr (0, pos - 1);
63 string path = session.path_from_region_name (name, suffix);
65 if (path.length() == 0) {
66 error << string_compose (_("audiofilter: error creating name for new audio file based on %1"), region->name())
72 nsrcs.push_back (boost::dynamic_pointer_cast<AudioSource> (SourceFactory::createWritable (session, path, false, session.frame_rate())));
73 nsrcs.back()->prepare_for_peakfile_writes ();
76 catch (failed_constructor& err) {
77 error << string_compose (_("audiofilter: error creating new audio file %1 (%2)"), path, strerror (errno)) << endmsg;
86 AudioFilter::finish (boost::shared_ptr<AudioRegion> region, SourceList& nsrcs, string region_name)
88 /* update headers on new sources */
94 now = localtime (&xnow);
96 for (SourceList::iterator si = nsrcs.begin(); si != nsrcs.end(); ++si) {
97 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*si);
98 boost::shared_ptr<AudioSource> as = boost::dynamic_pointer_cast<AudioSource>(*si);
101 as->done_with_peakfile_writes ();
105 afs->update_header (region->position(), *now, xnow);
106 afs->mark_immutable ();
109 /* now that there is data there, requeue the file for analysis */
111 if (Config->get_auto_analyse_audio()) {
112 Analyser::queue_source_for_analysis (*si, false);
116 /* create a new region */
118 if (region_name.empty()) {
119 region_name = session.new_region_name (region->name());
122 results.push_back (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (nsrcs, 0, nsrcs.front()->length(), region_name, 0,
123 Region::Flag (Region::WholeFile|Region::DefaultFlags))));