extensive changes to PresentationInfo API
[ardour.git] / libs / ardour / import.cc
index 9be72a99661d17c39f007336ea8595d33b294b28..dbb3db62855edfe08380a3ae696b94cf8b9fdf7d 100644 (file)
@@ -34,7 +34,7 @@
 #include <sndfile.h>
 #include <samplerate.h>
 
-#include <glib/gstdio.h>
+#include "pbd/gstdio_compat.h"
 #include <glibmm.h>
 
 #include <boost/scoped_array.hpp>
@@ -117,78 +117,36 @@ open_importable_source (const string& path, framecnt_t samplerate, ARDOUR::SrcQu
        }
 }
 
-static std::string
-get_non_existent_filename (HeaderFormat hf, DataType type, const bool allow_replacing, const std::string& destdir, const std::string& basename, uint32_t channel, uint32_t channels)
-{
-       char buf[PATH_MAX+1];
-       bool goodfile = false;
-       string base = basename;
-       string ext = native_header_format_extension (hf, type);
-       uint32_t cnt = 1;
-
-       do {
-
-               if (type == DataType::AUDIO && channels == 2) {
-                       if (channel == 0) {
-                               if (cnt == 1) {
-                                       snprintf (buf, sizeof(buf), "%s-L%s", base.c_str(), ext.c_str());
-                               } else {
-                                       snprintf (buf, sizeof(buf), "%s-%d-L%s", base.c_str(), cnt, ext.c_str());
-                               }
-                       } else {
-                               if (cnt == 1) {
-                                       snprintf (buf, sizeof(buf), "%s-R%s", base.c_str(), ext.c_str());
-                               } else {
-                                       snprintf (buf, sizeof(buf), "%s-%d-R%s", base.c_str(), cnt, ext.c_str());
-                               }
-                       }
-               } else if (channels > 1) {
-                       if (cnt == 1) {
-                               snprintf (buf, sizeof(buf), "%s-c%d%s", base.c_str(), channel, ext.c_str());
-                       } else {
-                               snprintf (buf, sizeof(buf), "%s-%d-c%d%s", base.c_str(), cnt, channel, ext.c_str());
-                       }
-               } else {
-                       if (cnt == 1) {
-                               snprintf (buf, sizeof(buf), "%s%s", base.c_str(), ext.c_str());
-                       } else {
-                               snprintf (buf, sizeof(buf), "%s-%d%s", base.c_str(), cnt, ext.c_str());
-                       }
-               }
-
-               string tempname = destdir + "/" + buf;
-
-               if (!allow_replacing && Glib::file_test (tempname, Glib::FILE_TEST_EXISTS)) {
-
-                       cnt++;
-
-               } else {
-
-                       goodfile = true;
-               }
-
-       } while (!goodfile);
-
-       return buf;
-}
-
-static vector<string>
-get_paths_for_new_sources (HeaderFormat hf, const bool allow_replacing, const string& import_file_path, const string& session_dir, uint32_t channels)
+vector<string>
+Session::get_paths_for_new_sources (bool /*allow_replacing*/, const string& import_file_path, uint32_t channels)
 {
        vector<string> new_paths;
        const string basename = basename_nosuffix (import_file_path);
 
-       SessionDirectory sdir(session_dir);
-
        for (uint32_t n = 0; n < channels; ++n) {
 
                const DataType type = SMFSource::safe_midi_file_extension (import_file_path) ? DataType::MIDI : DataType::AUDIO;
+               string filepath;
+
+               switch (type) {
+                 case DataType::MIDI:
+                               if (channels > 1) {
+                                       string mchn_name = string_compose ("%1-t%2", basename, n);
+                                       filepath = new_midi_source_path (mchn_name);
+                               } else {
+                                       filepath = new_midi_source_path (basename);
+                               }
+                       break;
+               case DataType::AUDIO:
+                       filepath = new_audio_source_path (basename, channels, n, false, false);
+                       break;
+               }
 
-               std::string filepath = (type == DataType::MIDI)
-                       ? sdir.midi_path() : sdir.sound_path();
+               if (filepath.empty()) {
+                       error << string_compose (_("Cannot find new filename for imported file %1"), import_file_path) << endmsg;
+                       return vector<string>();
+               }
 
-               filepath = Glib::build_filename (filepath,
-                                                get_non_existent_filename (hf, type, allow_replacing, filepath, basename, n, channels));
                new_paths.push_back (filepath);
        }
 
@@ -202,7 +160,7 @@ map_existing_mono_sources (const vector<string>& new_paths, Session& /*sess*/,
        for (vector<string>::const_iterator i = new_paths.begin();
             i != new_paths.end(); ++i)
        {
-               boost::shared_ptr<Source> source = session->source_by_path_and_channel(*i, 0);
+               boost::shared_ptr<Source> source = session->audio_source_by_path_and_channel(*i, 0);
 
                if (source == 0) {
                        error << string_compose(_("Could not find a source for %1 even though we are updating this file!"), (*i)) << endl;
@@ -276,6 +234,9 @@ write_audio_data_to_new_files (ImportableSource* source, ImportStatus& status,
        const framecnt_t nframes = ResampledImportableSource::blocksize;
        boost::shared_ptr<AudioFileSource> afs;
        uint32_t channels = source->channels();
+       if (channels == 0) {
+               return;
+       }
 
        boost::scoped_array<float> data(new float[nframes * channels]);
        vector<boost::shared_array<Sample> > channel_data;
@@ -325,7 +286,7 @@ write_audio_data_to_new_files (ImportableSource* source, ImportStatus& status,
                progress_base = 0.5;
        }
 
-       uint32_t read_count = 0;
+       framecnt_t read_count = 0;
 
        while (!status.cancel) {
 
@@ -334,6 +295,14 @@ write_audio_data_to_new_files (ImportableSource* source, ImportStatus& status,
                uint32_t chn;
 
                if ((nread = source->read (data.get(), nframes)) == 0) {
+#ifdef PLATFORM_WINDOWS
+                       /* Flush the data once we've finished importing the file. Windows can  */
+                       /* cache the data for very long periods of time (perhaps not writing   */
+                       /* it to disk until Ardour closes). So let's force it to flush now.    */
+                       for (chn = 0; chn < channels; ++chn)
+                               if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(newfiles[chn])) != 0)
+                                       afs->flush ();
+#endif
                        break;
                }
 
@@ -385,7 +354,9 @@ write_midi_data_to_new_files (Evoral::SMF* source, ImportStatus& status,
 
                        boost::shared_ptr<SMFSource> smfs = boost::dynamic_pointer_cast<SMFSource> (*s);
 
-                       smfs->drop_model ();
+                       Glib::Threads::Mutex::Lock source_lock(smfs->mutex());
+
+                       smfs->drop_model (source_lock);
                        source->seek_to_track (i);
 
                        uint64_t t       = 0;
@@ -415,15 +386,17 @@ write_midi_data_to_new_files (Evoral::SMF* source, ImportStatus& status,
                                }
 
                                if (first) {
-                                       smfs->mark_streaming_write_started ();
+                                       smfs->mark_streaming_write_started (source_lock);
                                        first = false;
                                }
 
-                               smfs->append_event_unlocked_beats(
-                                       Evoral::Event<double>(0,
-                                                             (double)t / (double)source->ppqn(),
-                                                             size,
-                                                             buf));
+                               smfs->append_event_beats(
+                                       source_lock,
+                                       Evoral::Event<Evoral::Beats>(
+                                               0,
+                                               Evoral::Beats::ticks_at_rate(t, source->ppqn()),
+                                               size,
+                                               buf));
 
                                if (status.progress < 0.99) {
                                        status.progress += 0.01;
@@ -434,24 +407,24 @@ write_midi_data_to_new_files (Evoral::SMF* source, ImportStatus& status,
 
                                /* we wrote something */
 
-                               const framepos_t pos = 0;
-                               const double length_beats = ceil(t / (double)source->ppqn());
+                               const framepos_t     pos          = 0;
+                               const Evoral::Beats  length_beats = Evoral::Beats::ticks_at_rate(t, source->ppqn());
                                BeatsFramesConverter converter(smfs->session().tempo_map(), pos);
-                               smfs->update_length(pos + converter.to(length_beats));
-                               smfs->mark_streaming_write_completed ();
+                               smfs->update_length(pos + converter.to(length_beats.round_up_to_beat()));
+                               smfs->mark_streaming_write_completed (source_lock);
 
                                if (status.cancel) {
                                        break;
                                }
                        } else {
-                               warning << string_compose (_("Track %1 of %2 contained no usable MIDI data"), i, source->file_path()) << endmsg;
+                               info << string_compose (_("Track %1 of %2 contained no usable MIDI data"), i, source->num_tracks()) << endmsg;
                        }
 
                        ++s; // next source
                }
 
-       } catch (...) {
-               error << string_compose (_("MIDI file %1 was not readable (no reason available)"), source->file_path()) << endmsg;
+       } catch (exception& e) {
+               error << string_compose (_("MIDI file could not be written (best guess: %1)"), e.what()) << endmsg;
        }
 
        if (buf) {
@@ -464,6 +437,8 @@ remove_file_source (boost::shared_ptr<Source> source)
 {
        boost::shared_ptr<FileSource> fs = boost::dynamic_pointer_cast<FileSource> (source);
 
+       fs->DropReferences ();
+
        if (fs) {
                ::g_unlink (fs->path().c_str());
        }
@@ -484,7 +459,7 @@ Session::import_files (ImportStatus& status)
 
        status.sources.clear ();
 
-       for (vector<string>::iterator p = status.paths.begin();
+       for (vector<string>::const_iterator p = status.paths.begin();
             p != status.paths.end() && !status.cancel;
             ++p)
        {
@@ -514,10 +489,12 @@ Session::import_files (ImportStatus& status)
                        }
                }
 
-               vector<string> new_paths = get_paths_for_new_sources (config.get_native_file_header_format(),
-                                                                     status.replace_existing_source, *p,
-                                                                     get_best_session_directory_for_new_source (),
-                                                                     channels);
+               if (channels == 0) {
+                       error << _("Import: file contains no channels.") << endmsg;
+                       continue;
+               }
+
+               vector<string> new_paths = get_paths_for_new_sources (status.replace_existing_source, *p, channels);
                Sources newfiles;
                framepos_t natural_position = source ? source->natural_position() : 0;
 
@@ -576,7 +553,7 @@ Session::import_files (ImportStatus& status)
                                        Analyser::queue_source_for_analysis (boost::static_pointer_cast<Source>(*x), false);
                                }
                        }
-                       
+
                        /* imported, copied files cannot be written or removed
                         */
 
@@ -614,7 +591,7 @@ Session::import_files (ImportStatus& status)
                } catch (...) {
                        error << _("Failed to remove some files after failed/cancelled import operation") << endmsg;
                }
-                               
+
        }
 
        status.done = true;