FXbool GMTrack::saveTag(const FXString & filename,FXuint /*opts=0*/) {
GMFileTag filetags;
if (!FXStat::isWritable(filename))
return false;
if (!filetags.open(filename,FILETAG_TAGS))
return false;
filetags.setTitle(title);
filetags.setArtist(artist);
filetags.setAlbum(album);
filetags.setYear(year);
filetags.setTrackNumber(getTrackNumber());
filetags.setDiscNumber(getDiscNumber());
filetags.setComposer(composer);
filetags.setConductor(conductor);
filetags.setTags(tags);
if (album_artist!=artist && !album_artist.empty())
filetags.setAlbumArtist(album_artist);
else
filetags.setAlbumArtist(FXString::null);
return filetags.save();
}
void Track::writeData( QByteArray& data) const {
QBuffer buffer( data);
buffer.open(IO_WriteOnly);
QDataStream stream( &buffer);
stream.setByteOrder( QDataStream::LittleEndian);
/** Write the track header **/
stream << (Q_UINT32) 0x7469686D; // 0x00 mhit
stream << (Q_UINT32) 0xf4; // 0x04 headerlen
stream << (Q_UINT32) 0x0; // 0x08 length - set later
stream << (Q_UINT32) 0x0; // 0x0C number of mhods
stream << (Q_UINT32) getID(); // 0x10
stream << (Q_UINT32) 1; // 0x14
//stream << (Q_UINT32) 0; // 0x18
stream << (Q_UINT32) 0x4d503320; // ipod shiffle wants a "MP3 " here
stream << vbr; // 0x1C
stream << type; // 0x1D
stream << compilation; // 0x1E
stream << rating; // 0x1F
stream << (Q_UINT32) getLastModified()+ MAC_EPOCH_DELTA; // 0x20
stream << (Q_UINT32) getFileSize(); // 0x24
stream << (Q_UINT32) getTrackLength(); // 0x28
stream << (Q_UINT32) getTrackNumber(); // 0x2C
stream << (Q_UINT32) getTrackCount(); // 0x30
stream << (Q_UINT32) getYear(); // 0x34
stream << (Q_UINT32) getBitrate(); // 0x38
stream << (Q_UINT32) getSamplerate(); // 0x3C
stream << (Q_UINT32) getVolumeAdjust(); // 0x40
stream << (Q_UINT32) 0; // 0x44 empty space
//stream << (Q_UINT32) getTrackLength(); // 0x48 empty space
stream << (Q_UINT32) 0; // 0x48 empty space
stream << (Q_UINT32) 0; // 0x4C empty space
stream << (Q_UINT32) getPlayCount(); // 0x50
stream << (Q_UINT32) getPlayCount(); // 0x54
stream << (Q_UINT32) getLastPlayed(); // 0x58
stream << (Q_UINT32) getCdNumber(); // 0x5C
stream << (Q_UINT32) getCdCount(); // 0x60
stream << (Q_UINT32) 0; // 0x64 empty space //userid from apple store
stream << (Q_UINT32) date_added; // 0x68
stream << (Q_UINT32) 0; // boockmarktime
stream << (Q_UINT64) dbid; // unique bit (64 bit)
stream << (Q_UINT8) 0; // checked in iTZnes
stream << (Q_UINT8) 0; // application rating
stream << (Q_UINT16) 0; // BPM
stream << (Q_UINT16) 0; // artworkcount
stream << (Q_UINT16) 0xffff; // unkown
stream << (Q_UINT32) 0; // artwork size
stream << (Q_UINT32) 0; // unkown
stream << (float) -getSamplerate(); // samplerate as floating point "-"?!?
stream << (Q_UINT32) 0; // date/time added
stream << (Q_UINT32) file_format_code; // unkown, but 0x0000000c for MP3 ?
stream << (Q_UINT32) 0; // unkown
stream << (Q_UINT32) 0; // unkown
stream << (Q_UINT32) 0; // unkown
stream << (Q_UINT32) 0; // unkown
stream << (Q_UINT32) 0x02; // unknown
stream << (Q_UINT64) dbid; // same unique id as above
for( int i= 0; i< 17; i++)
stream << (Q_UINT32) 0;
/** Write Track contents **/
Q_UINT32 num_mhods = 0;
for( PropertyMap::const_iterator element= properties.begin(); element!= properties.end(); ++element) {
if( (*element).isEmpty())
continue;
const char *data= (const char *)(*element).ucs2();
if( data == NULL)
continue;
int datalen= 2* (*element).length();
stream << (Q_UINT32) 0x646F686D; // mhod
stream << (Q_UINT32) 0x18; // headerlen
stream << (Q_UINT32) 40+ datalen;
stream << (Q_UINT32) element.key();
stream << (Q_UINT32) 0;
stream << (Q_UINT32) 0;
stream << (Q_UINT32) 1; // dummy - would refer to the trackID if used in playlist
stream << (Q_UINT32) datalen;
stream << (Q_UINT32) 0;
stream << (Q_UINT32) 0;
stream.writeRawBytes( data, datalen);
num_mhods++;
}
buffer.at( 8);
stream << (Q_UINT32)data.size(); // set content length
stream << (Q_UINT32)num_mhods; // set real mhod count
buffer.close();
}
void BrowseThread::populateModel() {
m_path_mutex.lock();
MDir thisPath = m_path;
BrowseTableModel* thisModelObserver = m_model_observer;
m_path_mutex.unlock();
// Refresh the name filters in case we loaded new SoundSource plugins.
QStringList nameFilters(SoundSourceProxy::getSupportedFileNamePatterns());
QDirIterator fileIt(thisPath.dir().absolutePath(), nameFilters,
QDir::Files | QDir::NoDotAndDotDot);
// remove all rows
// This is a blocking operation
// see signal/slot connection in BrowseTableModel
emit(clearModel(thisModelObserver));
QList< QList<QStandardItem*> > rows;
int row = 0;
// Iterate over the files
while (fileIt.hasNext()) {
// If a user quickly jumps through the folders
// the current task becomes "dirty"
m_path_mutex.lock();
MDir newPath = m_path;
m_path_mutex.unlock();
if (thisPath.dir() != newPath.dir()) {
qDebug() << "Abort populateModel()";
return populateModel();
}
QString filepath = fileIt.next();
auto pTrack = Track::newTemporary(filepath, thisPath.token());
SoundSourceProxy(pTrack).updateTrackFromSource();
QList<QStandardItem*> row_data;
QStandardItem* item = new QStandardItem("0");
item->setData("0", Qt::UserRole);
row_data.insert(COLUMN_PREVIEW, item);
item = new QStandardItem(pTrack->getFileName());
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_FILENAME, item);
item = new QStandardItem(pTrack->getArtist());
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_ARTIST, item);
item = new QStandardItem(pTrack->getTitle());
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_TITLE, item);
item = new QStandardItem(pTrack->getAlbum());
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_ALBUM, item);
item = new QStandardItem(pTrack->getAlbumArtist());
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_ALBUMARTIST, item);
item = new QStandardItem(pTrack->getTrackNumber());
item->setToolTip(item->text());
item->setData(item->text().toInt(), Qt::UserRole);
row_data.insert(COLUMN_TRACK_NUMBER, item);
const QString year(pTrack->getYear());
item = new YearItem(year);
item->setToolTip(year);
// The year column is sorted according to the numeric calendar year
item->setData(mixxx::TrackMetadata::parseCalendarYear(year), Qt::UserRole);
row_data.insert(COLUMN_YEAR, item);
item = new QStandardItem(pTrack->getGenre());
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_GENRE, item);
item = new QStandardItem(pTrack->getComposer());
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_COMPOSER, item);
item = new QStandardItem(pTrack->getGrouping());
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_GROUPING, item);
item = new QStandardItem(pTrack->getComment());
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_COMMENT, item);
QString duration = pTrack->getDurationText(mixxx::Duration::Precision::SECONDS);
item = new QStandardItem(duration);
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_DURATION, item);
item = new QStandardItem(pTrack->getBpmText());
item->setToolTip(item->text());
item->setData(pTrack->getBpm(), Qt::UserRole);
row_data.insert(COLUMN_BPM, item);
item = new QStandardItem(pTrack->getKeyText());
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_KEY, item);
item = new QStandardItem(pTrack->getType());
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_TYPE, item);
item = new QStandardItem(pTrack->getBitrateText());
item->setToolTip(item->text());
item->setData(pTrack->getBitrate(), Qt::UserRole);
row_data.insert(COLUMN_BITRATE, item);
QString location = pTrack->getLocation();
QString nativeLocation = QDir::toNativeSeparators(location);
item = new QStandardItem(nativeLocation);
item->setToolTip(nativeLocation);
item->setData(location, Qt::UserRole);
row_data.insert(COLUMN_NATIVELOCATION, item);
QDateTime modifiedTime = pTrack->getFileModifiedTime().toLocalTime();
item = new QStandardItem(modifiedTime.toString(Qt::DefaultLocaleShortDate));
item->setToolTip(item->text());
item->setData(modifiedTime, Qt::UserRole);
row_data.insert(COLUMN_FILE_MODIFIED_TIME, item);
QDateTime creationTime = pTrack->getFileCreationTime().toLocalTime();
item = new QStandardItem(creationTime.toString(Qt::DefaultLocaleShortDate));
item->setToolTip(item->text());
item->setData(creationTime, Qt::UserRole);
row_data.insert(COLUMN_FILE_CREATION_TIME, item);
const mixxx::ReplayGain replayGain(pTrack->getReplayGain());
item = new QStandardItem(
mixxx::ReplayGain::ratioToString(replayGain.getRatio()));
item->setToolTip(item->text());
item->setData(item->text(), Qt::UserRole);
row_data.insert(COLUMN_REPLAYGAIN, item);
rows.append(row_data);
++row;
// If 10 tracks have been analyzed, send it to GUI
// Will limit GUI freezing
if (row % 10 == 0) {
// this is a blocking operation
emit(rowsAppended(rows, thisModelObserver));
qDebug() << "Append " << rows.count() << " from " << filepath;
rows.clear();
}
// Sleep additionally for 10ms which prevents us from GUI freezes
msleep(20);
}
emit(rowsAppended(rows, thisModelObserver));
qDebug() << "Append last " << rows.count();
}
void createMidiFile(MidiFile& midifile, HumdrumFile& infile) {
Array<int> millitimes;
Array<double> velocities;
Array<int> keynum;
Array<int> track;
millitimes.setSize(infile.getNumLines());
velocities.setSize(infile.getNumLines());
keynum.setSize(infile.getNumLines());
track.setSize(infile.getNumLines());
millitimes.setSize(0);
velocities.setSize(0);
keynum.setSize(0);
track.setSize(0);
int intval;
double floatval;
double dmax = -100000;
double dmin = +100000;
int i;
for (i=0; i<infile.getNumLines(); i++) {
if (!infile[i].isData()) {
continue;
}
sscanf(infile[i][0], "%lf", &floatval);
intval = int(floatval * 1000.0 + 0.5);
millitimes.append(intval);
sscanf(infile[i][1], "%lf", &floatval);
velocities.append(floatval);
if (floatval < dmin) { dmin = floatval; }
if (floatval > dmax) { dmax = floatval; }
intval = getMIDIKeyNum(infile[i][2]);
keynum.append(intval);
intval = getTrackNumber(infile[i][2]);
track.append(intval);
}
millitimes.allowGrowth(0);
velocities.allowGrowth(0);
keynum.allowGrowth(0);
track.allowGrowth(0);
// normalize the dynamics data into the range from 0 to 1
double diff = dmax - dmin;
for (i=0; i<velocities.getSize(); i++) {
if (diff > 0.0) {
velocities[i] = (velocities[i] - dmin) / diff;
} else {
velocities[i] = 0.5;
}
}
// now ready to write the data to the MIDI file:
midifile.setMillisecondDelta(); // SMPTE 25 frames & 40 subframes
midifile.absoluteTime(); // Time values inserted are absolute
midifile.addTrack(2); // Right and Left hands
Array<uchar> event;
event.setSize(3);
int intdur = int(duration * 1000.0 + 0.5);
int lasttime = 0;
int dyndiff = maxdyn - mindyn;
int vel;
for (i=0; i<millitimes.getSize(); i++) {
if ((keynum[i] <= 10) || (keynum[i] > 127)) {
continue;
}
vel = int(velocities[i] * dyndiff + mindyn + 0.5);
if (vel < 1) { vel = 1; }
if (vel > 127) { vel = 127; }
event[0] = 0x90; // note-on
event[1] = keynum[i];
event[2] = vel;
midifile.addEvent(track[i], millitimes[i], event);
event[2] = 0;
lasttime = millitimes[i] + intdur;
midifile.addEvent(track[i], lasttime, event);
}
// write the end of track marker
event[0] = 0xff;
event[1] = 0x2f;
event[2] = 0;
for (i=0; i<midifile.getTrackCount(); i++) {
if (i>0) {
// have to lengthen the last note in track due to bugs
// in various MIDI playback programs which clip
// the last chord of a file
midifile.getEvent(i, midifile.getNumEvents(i)-1).time += 1500;
}
midifile.addEvent(i, lasttime+2000, event);
}
// add comments from header
for (i=0; i<infile.getNumLines() && i<lasttime; i++) {
if (infile[i].isBibliographic() || infile[i].isGlobalComment()) {
// 0x01 is a text event
midifile.addMetaEvent(0, i, 0x01, infile[i].getLine());
}
}
// sort the ontimes and offtimes so they are in correct time order:
midifile.sortTracks();
}
