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.
32 #include <glibmm/thread.h>
33 #include <glibmm/miscutils.h>
34 #include <glibmm/fileutils.h>
35 #include "pbd/xml++.h"
36 #include "pbd/pthread_utils.h"
37 #include "pbd/enumwriter.h"
39 #include "ardour/session.h"
40 #include "ardour/source.h"
41 #include "ardour/transient_detector.h"
46 using namespace ARDOUR;
48 Source::Source (Session& s, DataType type, const string& name, Flag flags)
49 : SessionObject(s, name)
52 , _timeline_position(0)
56 fix_writable_flags ();
59 Source::Source (Session& s, const XMLNode& node)
60 : SessionObject(s, "unnamed source")
61 , _type(DataType::AUDIO)
62 , _flags (Flag (Writable|CanRename))
63 , _timeline_position(0)
68 if (set_state (node, Stateful::loading_state_version) || _type == DataType::NIL) {
69 throw failed_constructor();
72 fix_writable_flags ();
82 Source::fix_writable_flags ()
84 if (!_session.writable()) {
85 _flags = Flag (_flags & ~(Writable|Removable|RemovableIfEmpty|RemoveAtDestroy|CanRename));
92 XMLNode *node = new XMLNode ("Source");
95 node->add_property ("name", name());
96 node->add_property ("type", _type.to_string());
97 node->add_property (X_("flags"), enum_2_string (_flags));
98 _id.print (buf, sizeof (buf));
99 node->add_property ("id", buf);
101 if (_timestamp != 0) {
102 snprintf (buf, sizeof (buf), "%ld", _timestamp);
103 node->add_property ("timestamp", buf);
110 Source::set_state (const XMLNode& node, int /*version*/)
112 const XMLProperty* prop;
114 if ((prop = node.property ("name")) != 0) {
115 _name = prop->value();
120 if ((prop = node.property ("id")) != 0) {
121 _id = prop->value ();
126 if ((prop = node.property ("type")) != 0) {
127 _type = DataType(prop->value());
130 if ((prop = node.property ("timestamp")) != 0) {
131 sscanf (prop->value().c_str(), "%ld", &_timestamp);
134 if ((prop = node.property (X_("flags"))) != 0) {
135 _flags = Flag (string_2_enum (prop->value(), _flags));
141 /* old style, from the period when we had DestructiveFileSource */
142 if ((prop = node.property (X_("destructive"))) != 0) {
143 _flags = Flag (_flags | Destructive);
150 Source::has_been_analysed() const
152 Glib::Mutex::Lock lm (_analysis_lock);
157 Source::set_been_analysed (bool yn)
160 Glib::Mutex::Lock lm (_analysis_lock);
165 load_transients (get_transients_path());
166 AnalysisChanged(); // EMIT SIGNAL
171 Source::load_transients (const string& path)
173 ifstream file (path.c_str());
184 while (file.good()) {
188 nframes64_t frame = (nframes64_t) floor (val * _session.frame_rate());
189 transients.push_back (frame);
197 Source::get_transients_path () const
199 vector<string> parts;
202 /* old sessions may not have the analysis directory */
204 _session.ensure_subdirs ();
206 s = _session.analysis_dir ();
211 s += TransientDetector::operational_identifier();
214 return Glib::build_filename (parts);
218 Source::check_for_analysis_data_on_disk ()
220 /* looks to see if the analysis files for this source are on disk.
221 if so, mark us already analysed.
224 string path = get_transients_path ();
227 if (!Glib::file_test (path, Glib::FILE_TEST_EXISTS)) {
231 // XXX add other tests here as appropriate
233 set_been_analysed (ok);
238 Source::mark_for_remove ()
240 // This operation is not allowed for sources for destructive tracks or embedded files.
241 // Fortunately mark_for_remove() is never called for embedded files. This function
242 // must be fixed if that ever happens.
243 if (_flags & Destructive) {
247 _flags = Flag (_flags | Removable | RemoveAtDestroy);
251 Source::set_timeline_position (int64_t pos)
253 _timeline_position = pos;
257 Source::set_allow_remove_if_empty (bool yn)
264 _flags = Flag (_flags | RemovableIfEmpty);
266 _flags = Flag (_flags & ~RemovableIfEmpty);