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/debug.h"
40 #include "ardour/session.h"
41 #include "ardour/source.h"
42 #include "ardour/transient_detector.h"
47 using namespace ARDOUR;
50 Source::Source (Session& s, DataType type, const string& name, Flag flags)
51 : SessionObject(s, name)
54 , _timeline_position(0)
58 fix_writable_flags ();
61 Source::Source (Session& s, const XMLNode& node)
62 : SessionObject(s, "unnamed source")
63 , _type(DataType::AUDIO)
64 , _flags (Flag (Writable|CanRename))
65 , _timeline_position(0)
70 if (set_state (node, Stateful::loading_state_version) || _type == DataType::NIL) {
71 throw failed_constructor();
74 fix_writable_flags ();
79 DEBUG_TRACE (DEBUG::Destruction, string_compose ("Source %1 destructor %2\n", _name, this));
83 Source::fix_writable_flags ()
85 if (!_session.writable()) {
86 _flags = Flag (_flags & ~(Writable|Removable|RemovableIfEmpty|RemoveAtDestroy|CanRename));
93 XMLNode *node = new XMLNode ("Source");
96 node->add_property ("name", name());
97 node->add_property ("type", _type.to_string());
98 node->add_property (X_("flags"), enum_2_string (_flags));
99 _id.print (buf, sizeof (buf));
100 node->add_property ("id", buf);
102 if (_timestamp != 0) {
103 snprintf (buf, sizeof (buf), "%ld", _timestamp);
104 node->add_property ("timestamp", buf);
111 Source::set_state (const XMLNode& node, int /*version*/)
113 const XMLProperty* prop;
115 if ((prop = node.property ("name")) != 0) {
116 _name = prop->value();
121 if ((prop = node.property ("id")) != 0) {
122 _id = prop->value ();
127 if ((prop = node.property ("type")) != 0) {
128 _type = DataType(prop->value());
131 if ((prop = node.property ("timestamp")) != 0) {
132 sscanf (prop->value().c_str(), "%ld", &_timestamp);
135 if ((prop = node.property (X_("flags"))) != 0) {
136 _flags = Flag (string_2_enum (prop->value(), _flags));
142 /* old style, from the period when we had DestructiveFileSource */
143 if ((prop = node.property (X_("destructive"))) != 0) {
144 _flags = Flag (_flags | Destructive);
151 Source::has_been_analysed() const
153 Glib::Mutex::Lock lm (_analysis_lock);
158 Source::set_been_analysed (bool yn)
161 Glib::Mutex::Lock lm (_analysis_lock);
166 load_transients (get_transients_path());
167 AnalysisChanged(); // EMIT SIGNAL
172 Source::load_transients (const string& path)
174 ifstream file (path.c_str());
185 while (file.good()) {
189 nframes64_t frame = (nframes64_t) floor (val * _session.frame_rate());
190 transients.push_back (frame);
198 Source::get_transients_path () const
200 vector<string> parts;
203 /* old sessions may not have the analysis directory */
205 _session.ensure_subdirs ();
207 s = _session.analysis_dir ();
212 s += TransientDetector::operational_identifier();
215 return Glib::build_filename (parts);
219 Source::check_for_analysis_data_on_disk ()
221 /* looks to see if the analysis files for this source are on disk.
222 if so, mark us already analysed.
225 string path = get_transients_path ();
228 if (!Glib::file_test (path, Glib::FILE_TEST_EXISTS)) {
232 // XXX add other tests here as appropriate
234 set_been_analysed (ok);
239 Source::mark_for_remove ()
241 // This operation is not allowed for sources for destructive tracks or out-of-session files.
243 /* XXX need a way to detect _within_session() condition here - move it from FileSource?
246 if ((_flags & Destructive)) {
250 _flags = Flag (_flags | Removable | RemoveAtDestroy);
254 Source::set_timeline_position (int64_t pos)
256 _timeline_position = pos;
260 Source::set_allow_remove_if_empty (bool yn)
267 _flags = Flag (_flags | RemovableIfEmpty);
269 _flags = Flag (_flags & ~RemovableIfEmpty);