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strawberry-audio-player-win.../ext/libstrawberry-tagreader/tagreadertagparser.cpp

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/* This file is part of Strawberry.
Copyright 2021, Jonas Kvinge <jonas@jkvinge.net>
Strawberry is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Strawberry is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "tagreadertagparser.h"
#include <string>
#include <memory>
#include <algorithm>
#include <sys/stat.h>
#include <tagparser/mediafileinfo.h>
#include <tagparser/diagnostics.h>
#include <tagparser/progressfeedback.h>
#include <tagparser/tag.h>
#include <tagparser/abstracttrack.h>
#include <QtGlobal>
#include <QFile>
#include <QFileInfo>
#include <QByteArray>
#include <QString>
#include <QUrl>
#include <QDateTime>
#include <QtDebug>
#include "core/logging.h"
#include "core/messagehandler.h"
#include "core/timeconstants.h"
TagReaderTagParser::TagReaderTagParser() {}
TagReaderTagParser::~TagReaderTagParser() {}
bool TagReaderTagParser::IsMediaFile(const QString &filename) const {
qLog(Debug) << "Checking for valid file" << filename;
QFileInfo fileinfo(filename);
if (!fileinfo.exists() || fileinfo.suffix().compare("bak", Qt::CaseInsensitive) == 0) return false;
try {
TagParser::MediaFileInfo taginfo;
TagParser::Diagnostics diag;
TagParser::AbortableProgressFeedback progress;
taginfo.setPath(QFile::encodeName(filename).toStdString());
taginfo.open(true);
taginfo.parseContainerFormat(diag, progress);
if (progress.isAborted()) {
taginfo.close();
return false;
}
taginfo.parseTracks(diag, progress);
if (progress.isAborted()) {
taginfo.close();
return false;
}
for (const TagParser::DiagMessage &msg : diag) {
qLog(Debug) << QString::fromStdString(msg.message());
}
const auto tracks = taginfo.tracks();
for (const auto track : tracks) {
if (track->mediaType() == TagParser::MediaType::Audio) {
taginfo.close();
return true;
}
}
taginfo.close();
}
catch(...) {}
return false;
}
void TagReaderTagParser::ReadFile(const QString &filename, spb::tagreader::SongMetadata *song) const {
qLog(Debug) << "Reading tags from" << filename;
const QFileInfo fileinfo(filename);
if (!fileinfo.exists() || fileinfo.suffix().compare("bak", Qt::CaseInsensitive) == 0) return;
const QByteArray url(QUrl::fromLocalFile(filename).toEncoded());
song->set_basefilename(DataCommaSizeFromQString(fileinfo.fileName()));
song->set_url(url.constData(), url.size());
song->set_filesize(fileinfo.size());
song->set_mtime(fileinfo.lastModified().toSecsSinceEpoch());
#if (QT_VERSION >= QT_VERSION_CHECK(5, 10, 0))
song->set_ctime(fileinfo.birthTime().isValid() ? fileinfo.birthTime().toSecsSinceEpoch() : fileinfo.lastModified().toSecsSinceEpoch());
#else
song->set_ctime(fileinfo.created().toSecsSinceEpoch());
#endif
song->set_lastseen(QDateTime::currentDateTime().toSecsSinceEpoch());
try {
TagParser::MediaFileInfo taginfo;
TagParser::Diagnostics diag;
TagParser::AbortableProgressFeedback progress;
#ifdef Q_OS_WIN32
taginfo.setPath(filename.toStdWString().toStdString());
#else
taginfo.setPath(QFile::encodeName(filename).toStdString());
#endif
taginfo.open(true);
taginfo.parseContainerFormat(diag, progress);
if (progress.isAborted()) {
taginfo.close();
return;
}
taginfo.parseTracks(diag, progress);
if (progress.isAborted()) {
taginfo.close();
return;
}
taginfo.parseTags(diag, progress);
if (progress.isAborted()) {
taginfo.close();
return;
}
for (const TagParser::DiagMessage &msg : diag) {
qLog(Debug) << QString::fromStdString(msg.message());
}
const auto tracks = taginfo.tracks();
for (const auto track : tracks) {
switch(track->format().general) {
case TagParser::GeneralMediaFormat::Flac:
song->set_filetype(spb::tagreader::SongMetadata_FileType::SongMetadata_FileType_FLAC);
break;
case TagParser::GeneralMediaFormat::WavPack:
song->set_filetype(spb::tagreader::SongMetadata_FileType::SongMetadata_FileType_WAVPACK);
break;
case TagParser::GeneralMediaFormat::MonkeysAudio:
song->set_filetype(spb::tagreader::SongMetadata_FileType::SongMetadata_FileType_APE);
break;
case TagParser::GeneralMediaFormat::WindowsMediaAudio:
song->set_filetype(spb::tagreader::SongMetadata_FileType::SongMetadata_FileType_ASF);
break;
case TagParser::GeneralMediaFormat::Vorbis:
song->set_filetype(spb::tagreader::SongMetadata_FileType::SongMetadata_FileType_OGGVORBIS);
break;
case TagParser::GeneralMediaFormat::Opus:
song->set_filetype(spb::tagreader::SongMetadata_FileType::SongMetadata_FileType_OGGOPUS);
break;
case TagParser::GeneralMediaFormat::Speex:
song->set_filetype(spb::tagreader::SongMetadata_FileType::SongMetadata_FileType_OGGSPEEX);
break;
case TagParser::GeneralMediaFormat::Mpeg1Audio:
switch(track->format().sub) {
case TagParser::SubFormats::Mpeg1Layer3:
song->set_filetype(spb::tagreader::SongMetadata_FileType::SongMetadata_FileType_MPEG);
break;
case TagParser::SubFormats::None:
default:
break;
}
break;
case TagParser::GeneralMediaFormat::Mpc:
song->set_filetype(spb::tagreader::SongMetadata_FileType::SongMetadata_FileType_MPC);
break;
case TagParser::GeneralMediaFormat::Pcm:
song->set_filetype(spb::tagreader::SongMetadata_FileType::SongMetadata_FileType_PCM);
break;
case TagParser::GeneralMediaFormat::Unknown:
default:
break;
}
song->set_length_nanosec(track->duration().totalMilliseconds() * kNsecPerMsec);
song->set_samplerate(track->samplingFrequency());
song->set_bitdepth(track->bitsPerSample());
song->set_bitrate(std::max(track->bitrate(), track->maxBitrate()));
}
if (song->filetype() == spb::tagreader::SongMetadata_FileType::SongMetadata_FileType_UNKNOWN) {
taginfo.close();
return;
}
for (const auto tag : taginfo.tags()) {
song->set_albumartist(tag->value(TagParser::KnownField::AlbumArtist).toString(TagParser::TagTextEncoding::Utf8));
song->set_artist(tag->value(TagParser::KnownField::Artist).toString(TagParser::TagTextEncoding::Utf8));
song->set_album(tag->value(TagParser::KnownField::Album).toString(TagParser::TagTextEncoding::Utf8));
song->set_title(tag->value(TagParser::KnownField::Title).toString(TagParser::TagTextEncoding::Utf8));
song->set_genre(tag->value(TagParser::KnownField::Genre).toString(TagParser::TagTextEncoding::Utf8));
song->set_composer(tag->value(TagParser::KnownField::Composer).toString(TagParser::TagTextEncoding::Utf8));
song->set_performer(tag->value(TagParser::KnownField::Performers).toString(TagParser::TagTextEncoding::Utf8));
song->set_grouping(tag->value(TagParser::KnownField::Grouping).toString(TagParser::TagTextEncoding::Utf8));
song->set_comment(tag->value(TagParser::KnownField::Comment).toString(TagParser::TagTextEncoding::Utf8));
song->set_lyrics(tag->value(TagParser::KnownField::Lyrics).toString(TagParser::TagTextEncoding::Utf8));
song->set_year(tag->value(TagParser::KnownField::ReleaseDate).toInteger());
song->set_originalyear(tag->value(TagParser::KnownField::RecordDate).toInteger());
song->set_track(tag->value(TagParser::KnownField::TrackPosition).toInteger());
song->set_disc(tag->value(TagParser::KnownField::DiskPosition).toInteger());
if (!tag->value(TagParser::KnownField::Cover).empty() && tag->value(TagParser::KnownField::Cover).dataSize() > 0) {
song->set_art_automatic(kEmbeddedCover);
}
}
// Set integer fields to -1 if they're not valid
#define SetDefault(field) if (song->field() <= 0) { song->set_##field(-1); }
SetDefault(track);
SetDefault(disc);
SetDefault(year);
SetDefault(originalyear);
SetDefault(bitrate);
SetDefault(samplerate);
SetDefault(bitdepth);
SetDefault(lastplayed);
#undef SetDefault
song->set_valid(true);
taginfo.close();
}
catch(...) {}
}
bool TagReaderTagParser::SaveFile(const QString &filename, const spb::tagreader::SongMetadata &song) const {
if (filename.isEmpty()) return false;
qLog(Debug) << "Saving tags to" << filename;
try {
TagParser::MediaFileInfo taginfo;
TagParser::Diagnostics diag;
TagParser::AbortableProgressFeedback progress;
#ifdef Q_OS_WIN32
taginfo.setPath(filename.toStdWString().toStdString());
#else
taginfo.setPath(QFile::encodeName(filename).toStdString());
#endif
taginfo.open(false);
taginfo.parseContainerFormat(diag, progress);
if (progress.isAborted()) {
taginfo.close();
return false;
}
taginfo.parseTags(diag, progress);
if (progress.isAborted()) {
taginfo.close();
return false;
}
if (taginfo.tags().size() <= 0) {
taginfo.createAppropriateTags();
}
for (const auto tag : taginfo.tags()) {
tag->setValue(TagParser::KnownField::AlbumArtist, TagParser::TagValue(song.albumartist(), TagParser::TagTextEncoding::Utf8, tag->proposedTextEncoding()));
tag->setValue(TagParser::KnownField::Artist, TagParser::TagValue(song.artist(), TagParser::TagTextEncoding::Utf8, tag->proposedTextEncoding()));
tag->setValue(TagParser::KnownField::Album, TagParser::TagValue(song.album(), TagParser::TagTextEncoding::Utf8, tag->proposedTextEncoding()));
tag->setValue(TagParser::KnownField::Title, TagParser::TagValue(song.title(), TagParser::TagTextEncoding::Utf8, tag->proposedTextEncoding()));
tag->setValue(TagParser::KnownField::Genre, TagParser::TagValue(song.genre(), TagParser::TagTextEncoding::Utf8, tag->proposedTextEncoding()));
tag->setValue(TagParser::KnownField::Composer, TagParser::TagValue(song.composer(), TagParser::TagTextEncoding::Utf8, tag->proposedTextEncoding()));
tag->setValue(TagParser::KnownField::Performers, TagParser::TagValue(song.performer(), TagParser::TagTextEncoding::Utf8, tag->proposedTextEncoding()));
tag->setValue(TagParser::KnownField::Grouping, TagParser::TagValue(song.grouping(), TagParser::TagTextEncoding::Utf8, tag->proposedTextEncoding()));
tag->setValue(TagParser::KnownField::Comment, TagParser::TagValue(song.comment(), TagParser::TagTextEncoding::Utf8, tag->proposedTextEncoding()));
tag->setValue(TagParser::KnownField::Lyrics, TagParser::TagValue(song.lyrics(), TagParser::TagTextEncoding::Utf8, tag->proposedTextEncoding()));
tag->setValue(TagParser::KnownField::TrackPosition, TagParser::TagValue(song.track()));
tag->setValue(TagParser::KnownField::DiskPosition, TagParser::TagValue(song.disc()));
}
taginfo.applyChanges(diag, progress);
taginfo.close();
for (const TagParser::DiagMessage &msg : diag) {
qLog(Debug) << QString::fromStdString(msg.message());
}
return true;
}
catch(...) {}
return false;
}
QByteArray TagReaderTagParser::LoadEmbeddedArt(const QString &filename) const {
if (filename.isEmpty()) return QByteArray();
qLog(Debug) << "Loading art from" << filename;
try {
TagParser::MediaFileInfo taginfo;
TagParser::Diagnostics diag;
TagParser::AbortableProgressFeedback progress;
#ifdef Q_OS_WIN32
taginfo.setPath(filename.toStdWString().toStdString());
#else
taginfo.setPath(QFile::encodeName(filename).toStdString());
#endif
taginfo.open();
taginfo.parseContainerFormat(diag, progress);
if (progress.isAborted()) {
taginfo.close();
return QByteArray();
}
taginfo.parseTags(diag, progress);
if (progress.isAborted()) {
taginfo.close();
return QByteArray();
}
for (const auto tag : taginfo.tags()) {
if (!tag->value(TagParser::KnownField::Cover).empty() && tag->value(TagParser::KnownField::Cover).dataSize() > 0) {
QByteArray data(tag->value(TagParser::KnownField::Cover).dataPointer(), tag->value(TagParser::KnownField::Cover).dataSize());
taginfo.close();
return data;
}
}
taginfo.close();
for (const TagParser::DiagMessage &msg : diag) {
qLog(Debug) << QString::fromStdString(msg.message());
}
}
catch(...) {}
return QByteArray();
}
bool TagReaderTagParser::SaveEmbeddedArt(const QString &filename, const QByteArray &data) {
if (filename.isEmpty()) return false;
qLog(Debug) << "Saving art to" << filename;
try {
TagParser::MediaFileInfo taginfo;
TagParser::Diagnostics diag;
TagParser::AbortableProgressFeedback progress;
#ifdef Q_OS_WIN32
taginfo.setPath(filename.toStdWString().toStdString());
#else
taginfo.setPath(QFile::encodeName(filename).toStdString());
#endif
taginfo.open();
taginfo.parseContainerFormat(diag, progress);
if (progress.isAborted()) {
taginfo.close();
return false;
}
taginfo.parseTags(diag, progress);
if (progress.isAborted()) {
taginfo.close();
return false;
}
if (taginfo.tags().size() <= 0) {
taginfo.createAppropriateTags();
}
for (const auto tag : taginfo.tags()) {
tag->setValue(TagParser::KnownField::Cover, TagParser::TagValue(data.toStdString()));
}
taginfo.applyChanges(diag, progress);
taginfo.close();
for (const TagParser::DiagMessage &msg : diag) {
qLog(Debug) << QString::fromStdString(msg.message());
}
return true;
}
catch(...) {}
return false;
}
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