//static
CoverArt CoverArtUtils::guessCoverArt(TrackPointer pTrack) {
CoverArt art;
art.info.source = CoverInfo::GUESSED;
if (pTrack.isNull()) {
return art;
}
const QFileInfo fileInfo(pTrack->getFileInfo());
art.image = extractEmbeddedCover(fileInfo, pTrack->getSecurityToken());
if (!art.image.isNull()) {
// TODO() here we my introduce a duplicate hash code
art.info.hash = calculateHash(art.image);
art.info.coverLocation = QString();
art.info.type = CoverInfo::METADATA;
qDebug() << "CoverArtUtils::guessCoverArt found metadata art" << art;
return art;
}
QLinkedList<QFileInfo> possibleCovers = findPossibleCoversInFolder(
fileInfo.absolutePath());
art = selectCoverArtForTrack(pTrack.data(), possibleCovers);
if (art.info.type == CoverInfo::FILE) {
qDebug() << "CoverArtUtils::guessCoverArt found file art" << art;
} else {
qDebug() << "CoverArtUtils::guessCoverArt didn't find art" << art;
}
return art;
}
//static
CoverInfo CoverArtUtils::guessCoverInfo(const Track& track) {
CoverInfo coverInfo;
coverInfo.trackLocation = track.getLocation();
coverInfo.source = CoverInfo::GUESSED;
const QFileInfo fileInfo(track.getFileInfo());
QImage image = extractEmbeddedCover(fileInfo, track.getSecurityToken());
if (!image.isNull()) {
// TODO() here we my introduce a duplicate hash code
coverInfo.hash = calculateHash(image);
coverInfo.coverLocation = QString();
coverInfo.type = CoverInfo::METADATA;
qDebug() << "CoverArtUtils::guessCover found metadata art" << coverInfo;
return coverInfo;
}
QLinkedList<QFileInfo> possibleCovers = findPossibleCoversInFolder(
fileInfo.absolutePath());
coverInfo = selectCoverArtForTrack(track, possibleCovers);
if (coverInfo.type == CoverInfo::FILE) {
qDebug() << "CoverArtUtils::guessCover found file art" << coverInfo;
} else {
qDebug() << "CoverArtUtils::guessCover didn't find art" << coverInfo;
}
return coverInfo;
}
//static
CoverInfo CoverArtUtils::selectCoverArtForTrack(
const Track& track,
const QLinkedList<QFileInfo>& covers) {
const QString trackBaseName = track.getFileInfo().baseName();
const QString albumName = track.getAlbum();
const QString trackLocation = track.getLocation();
CoverInfoRelative coverInfoRelative =
selectCoverArtForTrack(trackBaseName, albumName, covers);
return CoverInfo(coverInfoRelative, trackLocation);
}
//static
CoverArt CoverArtUtils::selectCoverArtForTrack(
Track* pTrack,
const QLinkedList<QFileInfo>& covers) {
if (pTrack == NULL || covers.isEmpty()) {
CoverArt art;
art.info.source = CoverInfo::GUESSED;
return art;
}
const QString trackBaseName = pTrack->getFileInfo().baseName();
const QString albumName = pTrack->getAlbum();
return selectCoverArtForTrack(trackBaseName, albumName, covers);
}