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.
31 #include <glibmm/thread.h>
32 #include <pbd/xml++.h>
33 #include <pbd/pthread_utils.h>
35 #include <ardour/source.h>
36 #include <ardour/playlist.h>
43 using namespace ARDOUR;
45 Source::Source (Session& s, const string& name, DataType type)
46 : SessionObject(s, name)
49 // not true.. is this supposed to be an assertion?
50 //assert(_name.find("/") == string::npos);
57 Source::Source (Session& s, const XMLNode& node)
58 : SessionObject(s, "unnamed source")
59 , _type(DataType::AUDIO)
65 if (set_state (node) || _type == DataType::NIL) {
66 throw failed_constructor();
78 XMLNode *node = new XMLNode ("Source");
81 node->add_property ("name", _name);
82 node->add_property ("type", _type.to_string());
83 _id.print (buf, sizeof (buf));
84 node->add_property ("id", buf);
86 if (_timestamp != 0) {
87 snprintf (buf, sizeof (buf), "%ld", _timestamp);
88 node->add_property ("timestamp", buf);
95 Source::set_state (const XMLNode& node)
97 const XMLProperty* prop;
99 if ((prop = node.property ("name")) != 0) {
100 _name = prop->value();
105 if ((prop = node.property ("id")) != 0) {
106 _id = prop->value ();
111 if ((prop = node.property ("type")) != 0) {
112 _type = DataType(prop->value());
115 if ((prop = node.property ("timestamp")) != 0) {
116 sscanf (prop->value().c_str(), "%ld", &_timestamp);
119 // Don't think this is valid, absolute paths fail
120 //assert(_name.find("/") == string::npos);
126 Source::update_length (nframes_t pos, nframes_t cnt)
128 if (pos + cnt > _length) {
134 Source::add_playlist (boost::shared_ptr<Playlist> pl)
136 std::pair<PlaylistMap::iterator,bool> res;
137 std::pair<boost::shared_ptr<Playlist>, uint32_t> newpair (pl, 1);
138 Glib::Mutex::Lock lm (playlist_lock);
140 res = _playlists.insert (newpair);
143 /* it already existed, bump count */
147 pl->GoingAway.connect (bind (mem_fun (*this, &Source::remove_playlist), boost::weak_ptr<Playlist> (pl)));
151 Source::remove_playlist (boost::weak_ptr<Playlist> wpl)
153 boost::shared_ptr<Playlist> pl (wpl.lock());
159 PlaylistMap::iterator x;
160 Glib::Mutex::Lock lm (playlist_lock);
162 if ((x = _playlists.find (pl)) != _playlists.end()) {
166 _playlists.erase (x);
172 Source::used () const
174 return _playlists.size();