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"
36 using namespace ARDOUR;
39 AudioPlaylistImportHandler::AudioPlaylistImportHandler (XMLTree const & source, Session & session, AudioRegionImportHandler & region_handler, const char * nodename) :
40 ElementImportHandler (source, session),
41 region_handler (region_handler)
43 XMLNode const * root = source.root();
44 XMLNode const * playlists;
46 if (!(playlists = root->child (nodename))) {
47 throw failed_constructor();
50 XMLNodeList const & pl_children = playlists->children();
51 for (XMLNodeList::const_iterator it = pl_children.begin(); it != pl_children.end(); ++it) {
52 const XMLProperty* type = (*it)->property("type");
53 if ( !type || type->value() == "audio" ) {
55 elements.push_back (ElementPtr ( new AudioPlaylistImporter (source, session, *this, **it)));
56 } catch (failed_constructor err) {
64 AudioPlaylistImportHandler::get_info () const
66 return _("Audio Playlists");
70 AudioPlaylistImportHandler::get_regions (XMLNode const & node, ElementList & list) const
72 region_handler.create_regions_from_children (node, list);
76 AudioPlaylistImportHandler::update_region_id (XMLProperty* id_prop)
78 PBD::ID old_id (id_prop->value());
79 PBD::ID new_id (region_handler.get_new_id (old_id));
80 id_prop->set_value (new_id.to_s());
84 AudioPlaylistImportHandler::playlists_by_diskstream (PBD::ID const & id, PlaylistList & list) const
86 for (ElementList::const_iterator it = elements.begin(); it != elements.end(); ++it) {
87 boost::shared_ptr<AudioPlaylistImporter> pl = boost::dynamic_pointer_cast<AudioPlaylistImporter> (*it);
88 if (pl && pl->orig_diskstream() == id) {
89 list.push_back (PlaylistPtr (new AudioPlaylistImporter (*pl)));
94 /*** AudioPlaylistImporter ***/
95 AudioPlaylistImporter::AudioPlaylistImporter (XMLTree const & source, Session & session, AudioPlaylistImportHandler & handler, XMLNode const & node) :
96 ElementImporter (source, session),
104 populate_region_list ();
107 XMLPropertyList const & props = xml_playlist.properties();
108 for (XMLPropertyList::const_iterator it = props.begin(); it != props.end(); ++it) {
109 string prop = (*it)->name();
110 if (!prop.compare("type") || !prop.compare("frozen")) {
112 } else if (!prop.compare("name")) {
113 name = (*it)->value();
114 } else if (!prop.compare("orig-diskstream-id")) {
115 orig_diskstream_id = (*it)->value();
118 std::cerr << string_compose (X_("AudioPlaylistImporter did not recognise XML-property \"%1\""), prop) << endmsg;
123 error << string_compose (X_("AudioPlaylistImporter (%1): did not find XML-property \"orig_diskstream_id\" which is mandatory"), name) << endmsg;
124 throw failed_constructor();
128 AudioPlaylistImporter::AudioPlaylistImporter (AudioPlaylistImporter const & other) :
129 ElementImporter (other.source, other.session),
130 handler (other.handler),
131 orig_node (other.orig_node),
132 xml_playlist (other.xml_playlist),
133 orig_diskstream_id (other.orig_diskstream_id)
135 populate_region_list ();
138 AudioPlaylistImporter::~AudioPlaylistImporter ()
144 AudioPlaylistImporter::get_info () const
146 XMLNodeList children = xml_playlist.children();
147 unsigned int regions = 0;
148 std::ostringstream oss;
150 for (XMLNodeIterator it = children.begin(); it != children.end(); it++) {
151 if ((*it)->name() == "Region") {
156 oss << regions << " ";
168 AudioPlaylistImporter::_prepare_move ()
171 while (session.playlist_by_name (name) || !handler.check_name (name)) {
172 std::pair<bool, string> rename_pair = Rename (_("A playlist with this name already exists, please rename it."), name);
173 if (!rename_pair.first) {
176 name = rename_pair.second;
178 xml_playlist.property ("name")->set_value (name);
179 handler.add_name (name);
185 AudioPlaylistImporter::_cancel_move ()
187 handler.remove_name (name);
191 AudioPlaylistImporter::_move ()
193 boost::shared_ptr<Playlist> playlist;
195 // Update diskstream id
196 xml_playlist.property ("orig-diskstream-id")->set_value (diskstream_id.to_s());
198 // Update region XML in playlist and prepare sources
199 xml_playlist.remove_nodes("Region");
200 for (RegionList::iterator it = regions.begin(); it != regions.end(); ++it) {
201 xml_playlist.add_child_copy ((*it)->get_xml());
202 (*it)->add_sources_to_session();
203 if ((*it)->broken()) {
206 return; // TODO clean up?
210 // Update region ids in crossfades
211 XMLNodeList crossfades = xml_playlist.children("Crossfade");
212 for (XMLNodeIterator it = crossfades.begin(); it != crossfades.end(); ++it) {
213 XMLProperty* in = (*it)->property("in");
214 XMLProperty* out = (*it)->property("out");
216 error << string_compose (X_("AudioPlaylistImporter (%1): did not find the \"in\" or \"out\" property from a crossfade"), name) << endmsg;
219 handler.update_region_id (in);
220 handler.update_region_id (out);
222 // rate convert length and position
223 XMLProperty* length = (*it)->property("length");
225 length->set_value (rate_convert_samples (length->value()));
228 XMLProperty* position = (*it)->property("position");
230 position->set_value (rate_convert_samples (position->value()));
235 playlist = PlaylistFactory::create (session, xml_playlist, false, true);
239 AudioPlaylistImporter::set_diskstream (PBD::ID const & id)
245 AudioPlaylistImporter::populate_region_list ()
247 ElementImportHandler::ElementList elements;
248 handler.get_regions (orig_node, elements);
249 for (ElementImportHandler::ElementList::iterator it = elements.begin(); it != elements.end(); ++it) {
250 regions.push_back (boost::dynamic_pointer_cast<AudioRegionImporter> (*it));