Autres/audacity
1
0
Fork 0
mirror of https://github.com/cookiengineer/audacity synced 2025-10-11 00:53:46 +02:00
Code Issues Releases Wiki Activity

Extensive changes to improve NoteTrack display and (some) editing, NoteTrack playback via MIDI, and Midi-to-Audio alignment.

Browse Source
This commit is contained in:
rbdannenberg
2010-09-18 21:02:36 +00:00
parent f6327602e8
commit a1f0e5ed5b
96 changed files with 5679 additions and 3566 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
lib-src/portsmf/allegrowr.cpp
View File

@@ -56,32 +56,34 @@ Alg_event_ptr Alg_seq::write_track_name(ostream &file, int n,
// find a name and write it, return a pointer to it so the track
// writer knows what update (if any) to skip
{
Alg_event_ptr e = NULL;
Alg_event_ptr e = NULL; // e is the result, default is NULL
file << "#track " << n;
const char *attr = symbol_table.insert_string(
n == 0 ? "seqnames" : "tracknames");
// search for name in events with timestamp of 0
for (int i = 0; i < events.length(); i++) {
e = events[i];
if (e->time > 0) break;
if (e->is_update()) {
Alg_update_ptr u = (Alg_update_ptr) e;
Alg_event_ptr ue = events[i];
if (ue->time > 0) break;
if (ue->is_update()) {
Alg_update_ptr u = (Alg_update_ptr) ue;
if (u->parameter.attr == attr) {
file << " " << u->parameter.s;
e = ue; // return the update event we found
break;
}
}
}
file << endl;
return e;
file << endl; // end of line containing #track [<name>]
return e; // return parameter event with name if one was found
}
void Alg_seq::write(ostream &file, bool in_secs)
void Alg_seq::write(ostream &file, bool in_secs, double offset)
{
int i, j;
if (in_secs) convert_to_seconds();
else convert_to_beats();
file << "#offset " << offset << endl;
Alg_event_ptr update_to_skip = write_track_name(file, 0, track_list[0]);
Alg_beats &beats = time_map->beats;
for (i = 0; i < beats.len - 1; i++) {
@@ -171,11 +173,11 @@ void Alg_seq::write(ostream &file, bool in_secs)
}
}
bool Alg_seq::write(const char *filename)
bool Alg_seq::write(const char *filename, double offset)
{
ofstream file(filename);
if (file.fail()) return false;
write(file, units_are_seconds);
file.close();
return true;
write(file, units_are_seconds, offset);
file.close();
return true;
}