2 Copyright (C) 2008 Paul Davis
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include "ardour/audio_playlist_importer.h"
25 #include "pbd/failed_constructor.h"
26 #include "pbd/compose.h"
27 #include "pbd/error.h"
29 #include "ardour/audio_region_importer.h"
30 #include "ardour/session.h"
31 #include "ardour/playlist.h"
32 #include "ardour/playlist_factory.h"
33 #include "ardour/session_playlists.h"
37 using namespace ARDOUR;
40 AudioPlaylistImportHandler::AudioPlaylistImportHandler (XMLTree const & source, Session & session, AudioRegionImportHandler & region_handler, const char * nodename) :
41 ElementImportHandler (source, session),
42 region_handler (region_handler)
44 XMLNode const * root = source.root();
45 XMLNode const * playlists;
47 if (!(playlists = root->child (nodename))) {
48 throw failed_constructor();
51 XMLNodeList const & pl_children = playlists->children();
52 for (XMLNodeList::const_iterator it = pl_children.begin(); it != pl_children.end(); ++it) {
53 const XMLProperty* type = (*it)->property("type");
54 if ( !type || type->value() == "audio" ) {
56 elements.push_back (ElementPtr ( new AudioPlaylistImporter (source, session, *this, **it)));
57 } catch (failed_constructor err) {
65 AudioPlaylistImportHandler::get_info () const
67 return _("Audio Playlists");
71 AudioPlaylistImportHandler::get_regions (XMLNode const & node, ElementList & list) const
73 region_handler.create_regions_from_children (node, list);
77 AudioPlaylistImportHandler::update_region_id (XMLProperty* id_prop)
79 PBD::ID old_id (id_prop->value());
80 PBD::ID new_id (region_handler.get_new_id (old_id));
81 id_prop->set_value (new_id.to_s());
85 AudioPlaylistImportHandler::playlists_by_diskstream (PBD::ID const & id, PlaylistList & list) const
87 for (ElementList::const_iterator it = elements.begin(); it != elements.end(); ++it) {
88 boost::shared_ptr<AudioPlaylistImporter> pl = boost::dynamic_pointer_cast<AudioPlaylistImporter> (*it);
89 if (pl && pl->orig_diskstream() == id) {
90 list.push_back (PlaylistPtr (new AudioPlaylistImporter (*pl)));
95 /*** AudioPlaylistImporter ***/
96 AudioPlaylistImporter::AudioPlaylistImporter (XMLTree const & source, Session & session, AudioPlaylistImportHandler & handler, XMLNode const & node) :
97 ElementImporter (source, session),
105 populate_region_list ();
108 XMLPropertyList const & props = xml_playlist.properties();
109 for (XMLPropertyList::const_iterator it = props.begin(); it != props.end(); ++it) {
110 string prop = (*it)->name();
111 if (!prop.compare("type") || !prop.compare("frozen")) {
113 } else if (!prop.compare("name")) {
114 name = (*it)->value();
115 } else if (!prop.compare("orig-diskstream-id")) {
116 orig_diskstream_id = (*it)->value();
119 std::cerr << string_compose (X_("AudioPlaylistImporter did not recognise XML-property \"%1\""), prop) << endmsg;
124 error << string_compose (X_("AudioPlaylistImporter (%1): did not find XML-property \"orig_diskstream_id\" which is mandatory"), name) << endmsg;
125 throw failed_constructor();
129 AudioPlaylistImporter::AudioPlaylistImporter (AudioPlaylistImporter const & other) :
130 ElementImporter (other.source, other.session),
131 handler (other.handler),
132 orig_node (other.orig_node),
133 xml_playlist (other.xml_playlist),
134 orig_diskstream_id (other.orig_diskstream_id)
136 populate_region_list ();
139 AudioPlaylistImporter::~AudioPlaylistImporter ()
145 AudioPlaylistImporter::get_info () const
147 XMLNodeList children = xml_playlist.children();
148 unsigned int regions = 0;
149 std::ostringstream oss;
151 for (XMLNodeIterator it = children.begin(); it != children.end(); it++) {
152 if ((*it)->name() == "Region") {
157 oss << regions << " ";
169 AudioPlaylistImporter::_prepare_move ()
172 while (session.playlists->by_name (name) || !handler.check_name (name)) {
173 std::pair<bool, string> rename_pair = *Rename (_("A playlist with this name already exists, please rename it."), name);
174 if (!rename_pair.first) {
177 name = rename_pair.second;
179 xml_playlist.property ("name")->set_value (name);
180 handler.add_name (name);
186 AudioPlaylistImporter::_cancel_move ()
188 handler.remove_name (name);
192 AudioPlaylistImporter::_move ()
194 boost::shared_ptr<Playlist> playlist;
196 // Update diskstream id
197 xml_playlist.property ("orig-diskstream-id")->set_value (diskstream_id.to_s());
199 // Update region XML in playlist and prepare sources
200 xml_playlist.remove_nodes("Region");
201 for (RegionList::iterator it = regions.begin(); it != regions.end(); ++it) {
202 xml_playlist.add_child_copy ((*it)->get_xml());
203 (*it)->add_sources_to_session();
204 if ((*it)->broken()) {
207 return; // TODO clean up?
211 // Update region ids in crossfades
212 XMLNodeList crossfades = xml_playlist.children("Crossfade");
213 for (XMLNodeIterator it = crossfades.begin(); it != crossfades.end(); ++it) {
214 XMLProperty* in = (*it)->property("in");
215 XMLProperty* out = (*it)->property("out");
217 error << string_compose (X_("AudioPlaylistImporter (%1): did not find the \"in\" or \"out\" property from a crossfade"), name) << endmsg;
220 handler.update_region_id (in);
221 handler.update_region_id (out);
223 // rate convert length and position
224 XMLProperty* length = (*it)->property("length");
226 length->set_value (rate_convert_samples (length->value()));
229 XMLProperty* position = (*it)->property("position");
231 position->set_value (rate_convert_samples (position->value()));
236 playlist = PlaylistFactory::create (session, xml_playlist, false, true);
240 AudioPlaylistImporter::set_diskstream (PBD::ID const & id)
246 AudioPlaylistImporter::populate_region_list ()
248 ElementImportHandler::ElementList elements;
249 handler.get_regions (orig_node, elements);
250 for (ElementImportHandler::ElementList::iterator it = elements.begin(); it != elements.end(); ++it) {
251 regions.push_back (boost::dynamic_pointer_cast<AudioRegionImporter> (*it));