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#include "track/trackmetadata.h"
#include "audio/streaminfo.h"
#include "util/logger.h"
namespace mixxx {
namespace {
const Logger kLogger("TrackMetadata");
} // anonymous namespace
/*static*/ constexpr int TrackMetadata::kCalendarYearInvalid;
bool TrackMetadata::updateStreamInfoFromSource(
const audio::StreamInfo& streamInfo) {
if (getStreamInfo() == streamInfo) {
return false;
}
const auto streamChannelCount =
streamInfo.getSignalInfo().getChannelCount();
if (streamChannelCount.isValid() &&
streamChannelCount != getStreamInfo().getSignalInfo().getChannelCount() &&
getStreamInfo().getSignalInfo().getChannelCount().isValid()) {
kLogger.debug()
<< "Modifying channel count:"
<< getStreamInfo().getSignalInfo().getChannelCount()
<< "->"
<< streamChannelCount;
}
const auto streamSampleRate =
streamInfo.getSignalInfo().getSampleRate();
if (streamSampleRate.isValid() &&
streamSampleRate != getStreamInfo().getSignalInfo().getSampleRate() &&
getStreamInfo().getSignalInfo().getSampleRate().isValid()) {
kLogger.debug()
<< "Modifying sample rate:"
<< getStreamInfo().getSignalInfo().getSampleRate()
<< "->"
<< streamSampleRate;
}
const auto streamBitrate =
streamInfo.getBitrate();
if (streamBitrate.isValid() &&
streamBitrate != getStreamInfo().getBitrate() &&
getStreamInfo().getSignalInfo().isValid()) {
kLogger.debug()
<< "Modifying bitrate:"
<< getStreamInfo().getSignalInfo()
<< "->"
<< streamBitrate;
}
const auto streamDuration =
streamInfo.getDuration();
if (streamDuration > Duration::empty() &&
streamDuration != getStreamInfo().getDuration() &&
getStreamInfo().getDuration() > Duration::empty()) {
kLogger.debug()
<< "Modifying duration:"
<< getStreamInfo().getDuration()
<< "->"
<< streamDuration;
}
setStreamInfo(streamInfo);
return true;
}
QString TrackMetadata::getBitrateText() const {
if (!getStreamInfo().getBitrate().isValid()) {
return QString();
}
return QString::number(getStreamInfo().getBitrate()) +
QChar(' ') +
audio::Bitrate::unit();
}
QString TrackMetadata::getDurationText(
Duration::Precision precision) const {
double durationSeconds;
if (precision == Duration::Precision::SECONDS) {
// Round to full seconds before formatting for consistency
// getDurationText() should always display the same number
// as getDurationSecondsRounded()
durationSeconds = getDurationSecondsRounded();
} else {
durationSeconds = getStreamInfo().getDuration().toDoubleSeconds();
}
return Duration::formatTime(durationSeconds, precision);
}
int TrackMetadata::parseCalendarYear(const QString& year, bool* pValid) {
const QDateTime dateTime(parseDateTime(year));
if (0 < dateTime.date().year()) {
if (pValid) {
*pValid = true;
}
return dateTime.date().year();
} else {
bool calendarYearValid = false;
// Ignore everything beginning with the first dash '-'
// to successfully parse the calendar year of incomplete
// dates like yyyy-MM or 2015-W07.
const QString calendarYearSection(year.section('-', 0, 0).trimmed());
const int calendarYear = calendarYearSection.toInt(&calendarYearValid);
if (calendarYearValid) {
calendarYearValid = 0 < calendarYear;
}
if (pValid) {
*pValid = calendarYearValid;
}
if (calendarYearValid) {
return calendarYear;
} else {
return kCalendarYearInvalid;
}
}
}
QString TrackMetadata::formatCalendarYear(const QString& year, bool* pValid) {
bool calendarYearValid = false;
int calendarYear = parseCalendarYear(year, &calendarYearValid);
if (pValid) {
*pValid = calendarYearValid;
}
if (calendarYearValid) {
return QString::number(calendarYear);
} else {
return QString(); // empty string
}
}
QString TrackMetadata::reformatYear(const QString& year) {
const QDateTime dateTime(parseDateTime(year));
if (dateTime.isValid()) {
// date/time
return formatDateTime(dateTime);
}
const QDate date(dateTime.date());
if (date.isValid()) {
// only date
return formatDate(date);
}
bool calendarYearValid = false;
const QString calendarYear(formatCalendarYear(year, &calendarYearValid));
if (calendarYearValid) {
// only calendar year
return calendarYear;
}
// just trim and simplify whitespaces
return year.simplified();
}
void TrackMetadata::normalizeBeforeExport() {
m_albumInfo.normalizeBeforeExport();
m_trackInfo.normalizeBeforeExport();
}
bool TrackMetadata::anyFileTagsModified(
const TrackMetadata& importedFromFile,
Bpm::Comparison cmpBpm) const {
// NOTE(uklotzde): The read-only audio properties that are stored
// directly as members of this class might differ after they have
// been updated while decoding audio data. They are read-only and
// must not be considered when exporting metadata!
return getAlbumInfo() != importedFromFile.getAlbumInfo() ||
!getTrackInfo().compareEq(importedFromFile.getTrackInfo(), cmpBpm);
}
bool operator==(const TrackMetadata& lhs, const TrackMetadata& rhs) {
return lhs.getStreamInfo() == rhs.getStreamInfo() &&
lhs.getAlbumInfo() == rhs.getAlbumInfo() &&
lhs.getTrackInfo() == rhs.getTrackInfo();
}
QDebug operator<<(QDebug dbg, const TrackMetadata& arg) {
dbg << "TrackMetadata{";
arg.dbgStreamInfo(dbg);
arg.dbgTrackInfo(dbg);
arg.dbgAlbumInfo(dbg);
dbg << '}';
return dbg;
}
} // namespace mixxx
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