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_region_importer.h"
25 #include "pbd/failed_constructor.h"
26 #include "pbd/compose.h"
27 #include "pbd/error.h"
29 #include "ardour/session.h"
30 #include "ardour/region.h"
31 #include "ardour/source_factory.h"
32 #include "ardour/region_factory.h"
33 #include "ardour/session_directory.h"
39 using namespace ARDOUR;
42 AudioRegionImportHandler::AudioRegionImportHandler (XMLTree const & source, Session & session) :
43 ElementImportHandler (source, session)
45 XMLNode const * root = source.root();
46 XMLNode const * regions;
48 if (!(regions = root->child (X_("Regions")))) {
49 throw failed_constructor();
52 create_regions_from_children (*regions, elements);
56 AudioRegionImportHandler::create_regions_from_children (XMLNode const & node, ElementList & list)
58 XMLNodeList const & children = node.children();
59 for (XMLNodeList::const_iterator it = children.begin(); it != children.end(); ++it) {
60 XMLProperty const * type = (*it)->property("type");
61 if (!(*it)->name().compare ("Region") && (!type || type->value() == "audio") ) {
63 list.push_back (ElementPtr ( new AudioRegionImporter (source, session, *this, **it)));
64 } catch (failed_constructor err) {
72 AudioRegionImportHandler::get_info () const
74 return _("Audio Regions");
78 AudioRegionImportHandler::check_source (string const & filename) const
80 return (sources.find (filename) != sources.end());
84 AudioRegionImportHandler::add_source (string const & filename, boost::shared_ptr<Source> const & source)
86 sources.insert (SourcePair (filename, source));
89 boost::shared_ptr<Source> const &
90 AudioRegionImportHandler::get_source (string const & filename) const
92 return (sources.find (filename))->second;
96 AudioRegionImportHandler::register_id (PBD::ID & old_id, PBD::ID & new_id)
98 id_map.insert (IdPair (old_id, new_id));
102 AudioRegionImportHandler::get_new_id (PBD::ID & old_id) const
104 return (id_map.find (old_id))->second;
107 /*** AudioRegionImporter ***/
108 AudioRegionImporter::AudioRegionImporter (XMLTree const & source, Session & session, AudioRegionImportHandler & handler, XMLNode const & node) :
109 ElementImporter (source, session),
113 region_prepared (false),
114 sources_prepared (false)
116 if (!parse_xml_region () || !parse_source_xml ()) {
117 throw failed_constructor();
119 handler.register_id (old_id, id);
122 AudioRegionImporter::~AudioRegionImporter ()
127 AudioRegionImporter::get_info () const
129 nframes_t length, position;
130 SMPTE::Time length_time, position_time;
131 std::ostringstream oss;
133 // Get sample positions
134 std::istringstream iss_length(xml_region.property ("length")->value());
135 iss_length >> length;
136 std::istringstream iss_position(xml_region.property ("position")->value());
137 iss_position >> position;
140 session.sample_to_smpte(length, length_time, true, false);
141 session.sample_to_smpte(position, position_time, true, false);
144 oss << _("Length: ") <<
145 smpte_to_string(length_time) <<
147 smpte_to_string(position_time) <<
149 xml_region.property ("channels")->value();
156 AudioRegionImporter::_prepare_move ()
162 AudioRegionImporter::_cancel_move ()
167 AudioRegionImporter::_move ()
169 if (!region_prepared) {
171 if (!region_prepared) {
180 session.add_regions (region);
184 AudioRegionImporter::parse_xml_region ()
186 XMLPropertyList const & props = xml_region.properties();
188 bool name_ok = false;
190 for (XMLPropertyList::const_iterator it = props.begin(); it != props.end(); ++it) {
191 string prop = (*it)->name();
192 if (!prop.compare ("type") || !prop.compare ("stretch") ||
193 !prop.compare ("shift") || !prop.compare ("first_edit") ||
194 !prop.compare ("layer") || !prop.compare ("flags") ||
195 !prop.compare ("scale-gain") || !prop.compare("channels") ||
196 !prop.compare ("first-edit") ||
197 prop.find ("master-source-") == 0 || prop.find ("source-") == 0) {
199 } else if (!prop.compare ("start") || !prop.compare ("length") ||
200 !prop.compare ("position") || !prop.compare ("ancestral-start") ||
201 !prop.compare ("ancestral-length") || !prop.compare ("sync-position")) {
202 // Sample rate conversion
203 (*it)->set_value (rate_convert_samples ((*it)->value()));
204 } else if (!prop.compare("id")) {
205 // get old id and update id
206 old_id = (*it)->value();
207 (*it)->set_value (id.to_s());
209 } else if (!prop.compare("name")) {
210 // rename region if necessary
211 name = (*it)->value();
212 name = session.new_region_name (name);
213 (*it)->set_value (name);
216 std::cerr << string_compose (X_("AudioRegionImporter (%1): did not recognise XML-property \"%2\""), name, prop) << endmsg;
221 error << string_compose (X_("AudioRegionImporter (%1): did not find necessary XML-property \"id\""), name) << endmsg;
226 error << X_("AudioRegionImporter: did not find necessary XML-property \"name\"") << endmsg;
234 AudioRegionImporter::parse_source_xml ()
238 PBD::sys::path source_dir = get_sound_dir (source);
239 PBD::sys::path source_path;
240 XMLNode * source_node;
243 // Get XML for sources
244 if (!(source_node = source.root()->child (X_("Sources")))) {
247 XMLNodeList const & sources = source_node->children();
249 // Get source for each channel
250 if (!(prop = xml_region.property ("channels"))) {
251 error << string_compose (X_("AudioRegionImporter (%1): did not find necessary XML-property \"channels\""), name) << endmsg;
255 channels = atoi (prop->value());
256 for (uint32_t i = 0; i < channels; ++i) {
257 bool source_found = false;
259 // Get id for source-n
260 snprintf (buf, sizeof(buf), X_("source-%d"), i);
261 prop = xml_region.property (buf);
263 error << string_compose (X_("AudioRegionImporter (%1): did not find necessary XML-property \"%2\""), name, buf) << endmsg;
266 string source_id = prop->value();
269 for (XMLNodeList::const_iterator it = sources.begin(); it != sources.end(); it++) {
270 prop = (*it)->property ("id");
271 if (prop && !source_id.compare (prop->value())) {
272 source_path = source_dir;
273 prop = (*it)->property ("name");
275 error << string_compose (X_("AudioRegionImporter (%1): source %2 has no \"name\" property"), name, source_id) << endmsg;
278 source_path /= prop->value();
279 filenames.push_back (source_path.to_string());
287 error << string_compose (X_("AudioRegionImporter (%1): could not find all necessary sources"), name) << endmsg;
296 AudioRegionImporter::get_sound_dir (XMLTree const & tree)
298 PBD::sys::path source_dir = tree.filename();
299 source_dir = source_dir.branch_path();
300 SessionDirectory session_dir(source_dir);
301 source_dir = session_dir.sound_path();
307 AudioRegionImporter::prepare_region ()
309 if (region_prepared) {
313 SourceList source_list;
316 // Create source list
317 for (std::list<string>::iterator it = filenames.begin(); it != filenames.end(); ++it) {
318 source_list.push_back (handler.get_source (*it));
321 // create region and update XML
322 region.push_back (RegionFactory::create (source_list, xml_region));
323 if (*region.begin()) {
324 xml_region = (*region.begin())->get_state();
326 error << string_compose (X_("AudioRegionImporter (%1): could not construct Region"), name) << endmsg;
327 handler.set_errors();
330 region_prepared = true;
334 AudioRegionImporter::prepare_sources ()
336 if (sources_prepared) {
341 status.replace_existing_source = false;
343 status.cancel = false;
344 status.freeze = false;
345 status.progress = 0.0;
346 status.quality = SrcBest; // TODO other qualities also
348 // Get sources that still need to be imported
349 for (std::list<string>::iterator it = filenames.begin(); it != filenames.end(); ++it) {
350 if (!handler.check_source (*it)) {
351 status.paths.push_back (*it);
357 // TODO: threading & exception handling
358 session.import_audiofiles (status);
360 // Add imported sources to handlers map
361 std::vector<Glib::ustring>::iterator file_it = status.paths.begin();
362 for (SourceList::iterator source_it = status.sources.begin(); source_it != status.sources.end(); ++source_it) {
364 handler.add_source(*file_it, *source_it);
366 error << string_compose (X_("AudioRegionImporter (%1): could not import all necessary sources"), name) << endmsg;
367 handler.set_errors();
374 sources_prepared = true;
378 AudioRegionImporter::add_sources_to_session ()
380 if (!sources_prepared) {
388 for (std::list<string>::iterator it = filenames.begin(); it != filenames.end(); ++it) {
389 session.add_source (handler.get_source (*it));
394 AudioRegionImporter::get_xml ()
396 if(!region_prepared) {