X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fsession.cc;h=05fa883a9d3b02343d8cec6553ad1f1893021e8d;hb=152935e736eaf06f85bc7f5cb27337a62d95edd4;hp=be2d4c5441bc6994a1d43792c5a252429aa51c4c;hpb=2b9421fd391efcddde0be3397cb66e19b744a155;p=ardour.git diff --git a/libs/ardour/session.cc b/libs/ardour/session.cc index be2d4c5441..05fa883a9d 100644 --- a/libs/ardour/session.cc +++ b/libs/ardour/session.cc @@ -68,6 +68,7 @@ #include "ardour/filename_extensions.h" #include "ardour/graph.h" #include "ardour/midiport_manager.h" +#include "ardour/scene_changer.h" #include "ardour/midi_track.h" #include "ardour/midi_ui.h" #include "ardour/operations.h" @@ -88,6 +89,7 @@ #include "ardour/smf_source.h" #include "ardour/source_factory.h" #include "ardour/speakers.h" +#include "ardour/track.h" #include "ardour/utils.h" #include "midi++/port.h" @@ -259,6 +261,7 @@ Session::Session (AudioEngine &eng, , _speakers (new Speakers) , _order_hint (0) , ignore_route_processor_changes (false) + , _scene_changer (0) , _midi_ports (0) , _mmc (0) { @@ -546,6 +549,8 @@ Session::destroy () /* not strictly necessary, but doing it here allows the shared_ptr debugging to work */ playlists.reset (); + delete _scene_changer; _scene_changer = 0; + delete _mmc; _mmc = 0; delete _midi_ports; _midi_ports = 0; delete _locations; _locations = 0; @@ -3303,12 +3308,16 @@ Session::source_by_id (const PBD::ID& id) return source; } -boost::shared_ptr -Session::source_by_path_and_channel (const string& path, uint16_t chn) +boost::shared_ptr +Session::source_by_path_and_channel (const string& path, uint16_t chn) const { + /* Restricted to audio files because only audio sources have channel + as a property. + */ + Glib::Threads::Mutex::Lock lm (source_lock); - for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) { + for (SourceMap::const_iterator i = sources.begin(); i != sources.end(); ++i) { boost::shared_ptr afs = boost::dynamic_pointer_cast(i->second); @@ -3316,7 +3325,31 @@ Session::source_by_path_and_channel (const string& path, uint16_t chn) return afs; } } - return boost::shared_ptr(); + + return boost::shared_ptr(); +} + +boost::shared_ptr +Session::source_by_path (const std::string& path) const +{ + /* Restricted to MIDI files because audio sources require a channel + for unique identification, in addition to a path. + */ + + Glib::Threads::Mutex::Lock lm (source_lock); + + for (SourceMap::const_iterator s = sources.begin(); s != sources.end(); ++s) { + boost::shared_ptr ms + = boost::dynamic_pointer_cast(s->second); + boost::shared_ptr fs + = boost::dynamic_pointer_cast(s->second); + + if (ms && fs && fs->path() == path) { + return ms; + } + } + + return boost::shared_ptr(); } uint32_t @@ -3337,111 +3370,6 @@ Session::count_sources_by_origin (const string& path) return cnt; } - -string -Session::change_source_path_by_name (string path, string oldname, string newname, bool destructive) -{ - string look_for; - string old_basename = PBD::basename_nosuffix (oldname); - string new_legalized = legalize_for_path (newname); - - /* note: we know (or assume) the old path is already valid */ - - if (destructive) { - - /* destructive file sources have a name of the form: - - /path/to/Tnnnn-NAME(%[LR])?.wav - - the task here is to replace NAME with the new name. - */ - - string dir; - string prefix; - string::size_type dash; - - dir = Glib::path_get_dirname (path); - path = Glib::path_get_basename (path); - - /* '-' is not a legal character for the NAME part of the path */ - - if ((dash = path.find_last_of ('-')) == string::npos) { - return ""; - } - - prefix = path.substr (0, dash); - - path += prefix; - path += '-'; - path += new_legalized; - path += native_header_format_extension (config.get_native_file_header_format(), DataType::AUDIO); - path = Glib::build_filename (dir, path); - - } else { - - /* non-destructive file sources have a name of the form: - - /path/to/NAME-nnnnn(%[LR])?.ext - - the task here is to replace NAME with the new name. - */ - - string dir; - string suffix; - string::size_type dash; - string::size_type postfix; - - dir = Glib::path_get_dirname (path); - path = Glib::path_get_basename (path); - - /* '-' is not a legal character for the NAME part of the path */ - - if ((dash = path.find_last_of ('-')) == string::npos) { - return ""; - } - - suffix = path.substr (dash+1); - - // Suffix is now everything after the dash. Now we need to eliminate - // the nnnnn part, which is done by either finding a '%' or a '.' - - postfix = suffix.find_last_of ("%"); - if (postfix == string::npos) { - postfix = suffix.find_last_of ('.'); - } - - if (postfix != string::npos) { - suffix = suffix.substr (postfix); - } else { - error << "Logic error in Session::change_source_path_by_name(), please report" << endl; - return ""; - } - - const uint32_t limit = 10000; - char buf[PATH_MAX+1]; - - for (uint32_t cnt = 1; cnt <= limit; ++cnt) { - - snprintf (buf, sizeof(buf), "%s-%u%s", newname.c_str(), cnt, suffix.c_str()); - - if (!matching_unsuffixed_filename_exists_in (dir, buf)) { - path = Glib::build_filename (dir, buf); - break; - } - - path = ""; - } - - if (path.empty()) { - fatal << string_compose (_("FATAL ERROR! Could not find a suitable version of %1 for a rename"), - newname) << endl; - /*NOTREACHED*/ - } - } - - return path; -} - /** Return the full path (in some session directory) for a new within-session source. * \a name must be a session-unique name that does not contain slashes * (e.g. as returned by new_*_source_name) @@ -3545,6 +3473,22 @@ Session::new_audio_source_name (const string& base, uint32_t nchan, uint32_t cha existing++; break; } + + /* it is possible that we have the path already + * assigned to a source that has not yet been written + * (ie. the write source for a diskstream). we have to + * check this in order to make sure that our candidate + * path isn't used again, because that can lead to + * two Sources point to the same file with different + * notions of their removability. + */ + + string possible_path = Glib::build_filename (spath, buf); + + if (source_by_path (possible_path)) { + existing++; + break; + } } if (existing == 0) { @@ -3574,19 +3518,21 @@ Session::create_audio_source_for_session (size_t n_chans, string const & n, uint SourceFactory::createWritable (DataType::AUDIO, *this, path, destructive, frame_rate())); } -/** Return a unique name based on \a base for a new internal MIDI source */ +/** Return a unique name based on \a owner_name for a new internal MIDI source */ string -Session::new_midi_source_name (const string& base) +Session::new_midi_source_name (const string& owner_name) { uint32_t cnt; char buf[PATH_MAX+1]; const uint32_t limit = 10000; string legalized; + string possible_name; buf[0] = '\0'; - legalized = legalize_for_path (base); + legalized = legalize_for_path (owner_name); // Find a "version" of the file name that doesn't exist in any of the possible directories. + for (cnt = 1; cnt <= limit; ++cnt) { vector::iterator i; @@ -3595,12 +3541,17 @@ Session::new_midi_source_name (const string& base) for (i = session_dirs.begin(); i != session_dirs.end(); ++i) { SessionDirectory sdir((*i).path); + + snprintf (buf, sizeof(buf), "%s-%u.mid", legalized.c_str(), cnt); + possible_name = buf; - std::string p = Glib::build_filename (sdir.midi_path(), legalized); - - snprintf (buf, sizeof(buf), "%s-%u.mid", p.c_str(), cnt); + std::string possible_path = Glib::build_filename (sdir.midi_path(), possible_name); + + if (Glib::file_test (possible_path, Glib::FILE_TEST_EXISTS)) { + existing++; + } - if (Glib::file_test (buf, Glib::FILE_TEST_EXISTS)) { + if (source_by_path (possible_path)) { existing++; } } @@ -3612,37 +3563,64 @@ Session::new_midi_source_name (const string& base) if (cnt > limit) { error << string_compose( _("There are already %1 recordings for %2, which I consider too many."), - limit, base) << endmsg; + limit, owner_name) << endmsg; destroy (); throw failed_constructor(); } } - return Glib::path_get_basename(buf); + return possible_name; } /** Create a new within-session MIDI source */ boost::shared_ptr -Session::create_midi_source_for_session (Track* track, string const & n) +Session::create_midi_source_for_session (string const & basic_name) { - /* try to use the existing write source for the track, to keep numbering sane - */ + std::string name; - if (track) { - /*MidiTrack* mt = dynamic_cast (track); - assert (mt); - */ + if (name.empty()) { + name = new_midi_source_name (basic_name); + } - list > l = track->steal_write_sources (); + const string path = new_source_path_from_name (DataType::MIDI, name); - if (!l.empty()) { - assert (boost::dynamic_pointer_cast (l.front())); - return boost::dynamic_pointer_cast (l.front()); - } + return boost::dynamic_pointer_cast ( + SourceFactory::createWritable ( + DataType::MIDI, *this, path, false, frame_rate())); +} + +/** Create a new within-session MIDI source */ +boost::shared_ptr +Session::create_midi_source_by_stealing_name (boost::shared_ptr track) +{ + /* the caller passes in the track the source will be used in, + so that we can keep the numbering sane. + + Rationale: a track with the name "Foo" that has had N + captures carried out so far will ALREADY have a write source + named "Foo-N+1.mid" waiting to be used for the next capture. + + If we call new_midi_source_name() we will get "Foo-N+2". But + there is no region corresponding to "Foo-N+1", so when + "Foo-N+2" appears in the track, the gap presents the user + with odd behaviour - why did it skip past Foo-N+1? + + We could explain this to the user in some odd way, but + instead we rename "Foo-N+1.mid" as "Foo-N+2.mid", and then + use "Foo-N+1" here. + + If that attempted rename fails, we get "Foo-N+2.mid" anyway. + */ + + boost::shared_ptr mt = boost::dynamic_pointer_cast (track); + assert (mt); + std::string name = track->steal_write_source_name (); + + if (name.empty()) { + return boost::shared_ptr(); } - const string name = new_midi_source_name (n); const string path = new_source_path_from_name (DataType::MIDI, name); return boost::dynamic_pointer_cast (