TagReaderTagLib: Add checks for nullptr

This commit is contained in:
Jonas Kvinge 2021-10-26 00:02:36 +02:00
parent df1b756a43
commit 072d7379df

View File

@ -616,7 +616,8 @@ bool TagReaderTagLib::SaveFile(const QString &filename, const spb::tagreader::So
bool result = false;
if (TagLib::FLAC::File *file_flac = dynamic_cast<TagLib::FLAC::File*>(fileref->file())) {
TagLib::Ogg::XiphComment *tag = file_flac->xiphComment();
TagLib::Ogg::XiphComment *tag = file_flac->xiphComment(true);
if (!tag) return false;
SetVorbisComments(tag, song);
}
@ -653,6 +654,7 @@ bool TagReaderTagLib::SaveFile(const QString &filename, const spb::tagreader::So
else if (TagLib::MP4::File *file_mp4 = dynamic_cast<TagLib::MP4::File*>(fileref->file())) {
TagLib::MP4::Tag *tag = file_mp4->tag();
if (!tag) return false;
tag->setItem("disk", TagLib::MP4::Item(song.disc() <= 0 -1 ? 0 : song.disc(), 0));
tag->setItem("\251wrt", TagLib::StringList(song.composer().c_str()));
tag->setItem("\251grp", TagLib::StringList(song.grouping().c_str()));
@ -818,18 +820,24 @@ QByteArray TagReaderTagLib::LoadEmbeddedArt(const QString &filename) const {
// WavPack
if (TagLib::WavPack::File *wavpack_file = dynamic_cast<TagLib::WavPack::File*>(ref.file())) {
if (wavpack_file->APETag()) {
return LoadEmbeddedAPEArt(wavpack_file->APETag()->itemListMap());
}
}
// APE
if (TagLib::APE::File *ape_file = dynamic_cast<TagLib::APE::File*>(ref.file())) {
if (ape_file->APETag()) {
return LoadEmbeddedAPEArt(ape_file->APETag()->itemListMap());
}
}
// MPC
if (TagLib::MPC::File *mpc_file = dynamic_cast<TagLib::MPC::File*>(ref.file())) {
if (mpc_file->APETag()) {
return LoadEmbeddedAPEArt(mpc_file->APETag()->itemListMap());
}
}
// Ogg Vorbis / Speex
if (TagLib::Ogg::XiphComment *xiph_comment = dynamic_cast<TagLib::Ogg::XiphComment*>(ref.file()->tag())) {
@ -838,9 +846,10 @@ QByteArray TagReaderTagLib::LoadEmbeddedArt(const QString &filename) const {
TagLib::List<TagLib::FLAC::Picture*> pics = xiph_comment->pictureList();
if (!pics.isEmpty()) {
for (auto p : pics) {
if (p->type() == TagLib::FLAC::Picture::FrontCover)
if (p->type() == TagLib::FLAC::Picture::FrontCover) {
return QByteArray(p->data().data(), p->data().size());
}
}
// If there was no specific front cover, just take the first picture
std::list<TagLib::FLAC::Picture*>::iterator it = pics.begin();
TagLib::FLAC::Picture *picture = *it;
@ -849,8 +858,9 @@ QByteArray TagReaderTagLib::LoadEmbeddedArt(const QString &filename) const {
}
// Ogg lacks a definitive standard for embedding cover art, but it seems b64 encoding a field called COVERART is the general convention
if (map.contains("COVERART"))
if (map.contains("COVERART")) {
return QByteArray::fromBase64(map["COVERART"].toString().toCString());
}
return QByteArray();
}
@ -859,8 +869,9 @@ QByteArray TagReaderTagLib::LoadEmbeddedArt(const QString &filename) const {
if (TagLib::MPEG::File *file_mp3 = dynamic_cast<TagLib::MPEG::File*>(ref.file())) {
if (file_mp3->ID3v2Tag()) {
TagLib::ID3v2::FrameList apic_frames = file_mp3->ID3v2Tag()->frameListMap()["APIC"];
if (apic_frames.isEmpty())
if (apic_frames.isEmpty()) {
return QByteArray();
}
TagLib::ID3v2::AttachedPictureFrame *pic = static_cast<TagLib::ID3v2::AttachedPictureFrame*>(apic_frames.front());
@ -871,7 +882,7 @@ QByteArray TagReaderTagLib::LoadEmbeddedArt(const QString &filename) const {
// MP4/AAC
if (TagLib::MP4::File *aac_file = dynamic_cast<TagLib::MP4::File*>(ref.file())) {
TagLib::MP4::Tag *tag = aac_file->tag();
if (tag->item("covr").isValid()) {
if (tag && tag->item("covr").isValid()) {
const TagLib::MP4::CoverArtList &art_list = tag->item("covr").toCoverArtList();
if (!art_list.isEmpty()) {
@ -920,7 +931,8 @@ bool TagReaderTagLib::SaveEmbeddedArt(const QString &filename, const QByteArray
// FLAC
if (TagLib::FLAC::File *flac_file = dynamic_cast<TagLib::FLAC::File*>(ref.file())) {
if (flac_file->xiphComment()) {
TagLib::Ogg::XiphComment *vorbis_comments = flac_file->xiphComment(true);
if (!vorbis_comments) return false;
flac_file->removePictures();
if (!data.isEmpty()) {
TagLib::FLAC::Picture *picture = new TagLib::FLAC::Picture();
@ -930,7 +942,6 @@ bool TagReaderTagLib::SaveEmbeddedArt(const QString &filename, const QByteArray
flac_file->addPicture(picture);
}
}
}
// Ogg Vorbis / Speex
else if (TagLib::Ogg::XiphComment *xiph_comment = dynamic_cast<TagLib::Ogg::XiphComment*>(ref.file()->tag())) {
@ -943,8 +954,8 @@ bool TagReaderTagLib::SaveEmbeddedArt(const QString &filename, const QByteArray
// MP3
else if (TagLib::MPEG::File *file_mp3 = dynamic_cast<TagLib::MPEG::File*>(ref.file())) {
if (file_mp3->ID3v2Tag()) {
TagLib::ID3v2::Tag *tag = file_mp3->ID3v2Tag();
if (!tag) return false;
// Remove existing covers
TagLib::ID3v2::FrameList apiclist = tag->frameListMap()["APIC"];
@ -963,13 +974,12 @@ bool TagReaderTagLib::SaveEmbeddedArt(const QString &filename, const QByteArray
tag->addFrame(frontcover);
}
}
}
// MP4/AAC
else if (TagLib::MP4::File *aac_file = dynamic_cast<TagLib::MP4::File*>(ref.file())) {
TagLib::MP4::Tag *tag = aac_file->tag();
if (!tag) return false;
TagLib::MP4::CoverArtList covers;
if (tag) {
if (data.isEmpty()) {
if (tag->contains("covr")) tag->removeItem("covr");
}
@ -978,7 +988,6 @@ bool TagReaderTagLib::SaveEmbeddedArt(const QString &filename, const QByteArray
tag->setItem("covr", covers);
}
}
}
// Not supported.
else return false;
@ -1040,7 +1049,7 @@ bool TagReaderTagLib::SaveSongPlaycountToFile(const QString &filename, const spb
if (TagLib::FLAC::File *flac_file = dynamic_cast<TagLib::FLAC::File*>(fileref->file())) {
TagLib::Ogg::XiphComment *vorbis_comments = flac_file->xiphComment(true);
if (vorbis_comments) {
if (!vorbis_comments) return false;
if (song.playcount() > 0) {
vorbis_comments->addField("FMPS_PLAYCOUNT", TagLib::String::number(song.playcount()), true);
}
@ -1048,16 +1057,17 @@ bool TagReaderTagLib::SaveSongPlaycountToFile(const QString &filename, const spb
vorbis_comments->removeFields("FMPS_PLAYCOUNT");
}
}
}
else if (TagLib::WavPack::File *wavpack_file = dynamic_cast<TagLib::WavPack::File*>(fileref->file())) {
TagLib::APE::Tag *tag = wavpack_file->APETag(true);
if (tag && song.playcount() > 0) {
if (!tag) return false;
if (song.playcount() > 0) {
tag->setItem("FMPS_PlayCount", TagLib::APE::Item("FMPS_PlayCount", TagLib::String::number(song.playcount())));
}
}
else if (TagLib::APE::File *ape_file = dynamic_cast<TagLib::APE::File*>(fileref->file())) {
TagLib::APE::Tag *tag = ape_file->APETag(true);
if (tag && song.playcount() > 0) {
if (!tag) return false;
if (song.playcount() > 0) {
tag->setItem("FMPS_PlayCount", TagLib::APE::Item("FMPS_PlayCount", TagLib::String::number(song.playcount())));
}
}
@ -1071,7 +1081,8 @@ bool TagReaderTagLib::SaveSongPlaycountToFile(const QString &filename, const spb
}
else if (TagLib::MPEG::File *mpeg_file = dynamic_cast<TagLib::MPEG::File*>(fileref->file())) {
TagLib::ID3v2::Tag *tag = mpeg_file->ID3v2Tag(true);
if (tag && song.playcount() > 0) {
if (!tag) return false;
if (song.playcount() > 0) {
SetUserTextFrame("FMPS_PlayCount", QString::number(song.playcount()), tag);
TagLib::ID3v2::PopularimeterFrame *frame = GetPOPMFrameFromTag(tag);
if (frame) {
@ -1082,19 +1093,22 @@ bool TagReaderTagLib::SaveSongPlaycountToFile(const QString &filename, const spb
}
else if (TagLib::MP4::File *mp4_file = dynamic_cast<TagLib::MP4::File*>(fileref->file())) {
TagLib::MP4::Tag *tag = mp4_file->tag();
if (tag && song.playcount() > 0) {
if (!tag) return false;
if (song.playcount() > 0) {
tag->setItem(kMP4_FMPS_Playcount_ID, TagLib::MP4::Item(TagLib::String::number(song.playcount())));
}
}
else if (TagLib::MPC::File *mpc_file = dynamic_cast<TagLib::MPC::File*>(fileref->file())) {
TagLib::APE::Tag *tag = mpc_file->APETag(true);
if (tag && song.playcount() > 0) {
if (!tag) return false;
if (song.playcount() > 0) {
tag->setItem("FMPS_PlayCount", TagLib::APE::Item("FMPS_PlayCount", TagLib::String::number(song.playcount())));
}
}
else if (TagLib::ASF::File *asf_file = dynamic_cast<TagLib::ASF::File*>(fileref->file())) {
TagLib::ASF::Tag *tag = asf_file->tag();
if (tag && song.playcount() > 0) {
if (!tag) return false;
if (song.playcount() > 0) {
tag->addAttribute("FMPS/Playcount", TagLib::ASF::Attribute(QStringToTaglibString(QString::number(song.playcount()))));
}
}
@ -1129,7 +1143,7 @@ bool TagReaderTagLib::SaveSongRatingToFile(const QString &filename, const spb::t
if (TagLib::FLAC::File *flac_file = dynamic_cast<TagLib::FLAC::File*>(fileref->file())) {
TagLib::Ogg::XiphComment *vorbis_comments = flac_file->xiphComment(true);
if (vorbis_comments) {
if (!vorbis_comments) return false;
if (song.rating() > 0) {
vorbis_comments->addField("FMPS_RATING", QStringToTaglibString(QString::number(song.rating())), true);
}
@ -1137,19 +1151,16 @@ bool TagReaderTagLib::SaveSongRatingToFile(const QString &filename, const spb::t
vorbis_comments->removeFields("FMPS_RATING");
}
}
}
else if (TagLib::WavPack::File *wavpack_file = dynamic_cast<TagLib::WavPack::File*>(fileref->file())) {
TagLib::APE::Tag *tag = wavpack_file->APETag(true);
if (tag) {
if (!tag) return false;
tag->setItem("FMPS_Rating", TagLib::APE::Item("FMPS_Rating", TagLib::StringList(QStringToTaglibString(QString::number(song.rating())))));
}
}
else if (TagLib::APE::File *ape_file = dynamic_cast<TagLib::APE::File*>(fileref->file())) {
TagLib::APE::Tag *tag = ape_file->APETag(true);
if (tag) {
if (!tag) return false;
tag->setItem("FMPS_Rating", TagLib::APE::Item("FMPS_Rating", TagLib::StringList(QStringToTaglibString(QString::number(song.rating())))));
}
}
else if (TagLib::Ogg::XiphComment *xiph_comment = dynamic_cast<TagLib::Ogg::XiphComment*>(fileref->file()->tag())) {
if (song.rating() > 0) {
xiph_comment->addField("FMPS_RATING", QStringToTaglibString(QString::number(song.rating())), true);
@ -1160,32 +1171,28 @@ bool TagReaderTagLib::SaveSongRatingToFile(const QString &filename, const spb::t
}
else if (TagLib::MPEG::File *mpeg_file = dynamic_cast<TagLib::MPEG::File*>(fileref->file())) {
TagLib::ID3v2::Tag *tag = mpeg_file->ID3v2Tag(true);
if (tag) {
if (!tag) return false;
SetUserTextFrame("FMPS_Rating", QString::number(song.rating()), tag);
TagLib::ID3v2::PopularimeterFrame *frame = GetPOPMFrameFromTag(tag);
if (frame) {
frame->setRating(ConvertToPOPMRating(song.rating()));
}
}
}
else if (TagLib::MP4::File *mp4_file = dynamic_cast<TagLib::MP4::File*>(fileref->file())) {
TagLib::MP4::Tag *tag = mp4_file->tag();
if (tag) {
if (!tag) return false;
tag->setItem(kMP4_FMPS_Rating_ID, TagLib::StringList(QStringToTaglibString(QString::number(song.rating()))));
}
}
else if (TagLib::ASF::File *asf_file = dynamic_cast<TagLib::ASF::File*>(fileref->file())) {
TagLib::ASF::Tag *tag = asf_file->tag();
if (tag) {
if (!tag) return false;
tag->addAttribute("FMPS/Rating", TagLib::ASF::Attribute(QStringToTaglibString(QString::number(song.rating()))));
}
}
else if (TagLib::MPC::File *mpc_file = dynamic_cast<TagLib::MPC::File*>(fileref->file())) {
TagLib::APE::Tag *tag = mpc_file->APETag(true);
if (tag) {
if (!tag) return false;
tag->setItem("FMPS_Rating", TagLib::APE::Item("FMPS_Rating", TagLib::StringList(QStringToTaglibString(QString::number(song.rating())))));
}
}
else {
return true;
}