KFileMetaData

taglibextractor.cpp
1/*
2 SPDX-FileCopyrightText: 2012 Vishesh Handa <me@vhanda.in>
3
4 SPDX-License-Identifier: LGPL-2.1-or-later
5*/
6
7
8#include "taglibextractor.h"
9#include "embeddedimagedata.h"
10#include "kfilemetadata_debug.h"
11
12// Taglib includes
13#include <taglib.h>
14#include <modfile.h>
15#include <s3mfile.h>
16#include <xmfile.h>
17#include <itfile.h>
18#include <tag.h>
19#include <tfilestream.h>
20#include <tpropertymap.h>
21#include <aifffile.h>
22#include <apefile.h>
23#include <apetag.h>
24#include <asffile.h>
25#include <flacfile.h>
26#include <mp4file.h>
27#include <mpcfile.h>
28#include <mpegfile.h>
29#include <oggfile.h>
30#include <oggflacfile.h>
31#include <opusfile.h>
32#include <speexfile.h>
33#include <vorbisfile.h>
34#include <wavfile.h>
35#include <wavpackfile.h>
36#include <asftag.h>
37#include <asfattribute.h>
38#include <asfpicture.h>
39#include <id3v2tag.h>
40#include <mp4tag.h>
41#include <popularimeterframe.h>
42#include <attachedpictureframe.h>
43
44using namespace KFileMetaData;
45
46namespace {
47
48const QStringList supportedMimeTypes = {
49 QStringLiteral("audio/flac"),
50 QStringLiteral("audio/mp4"),
51 QStringLiteral("audio/mpeg"),
52 QStringLiteral("audio/ogg"),
53 QStringLiteral("audio/wav"),
54 QStringLiteral("audio/vnd.audible.aax"),
55 QStringLiteral("audio/vnd.audible.aaxc"),
56 QStringLiteral("audio/vnd.wave"),
57 QStringLiteral("audio/x-aiff"),
58 QStringLiteral("audio/x-aifc"),
59 QStringLiteral("audio/x-ape"),
60 QStringLiteral("audio/x-flac+ogg"),
61 QStringLiteral("audio/x-ms-wma"),
62 QStringLiteral("audio/x-musepack"),
63 QStringLiteral("audio/x-opus+ogg"),
64 QStringLiteral("audio/x-speex+ogg"),
65 QStringLiteral("audio/x-vorbis+ogg"),
66 QStringLiteral("audio/x-wav"),
67 QStringLiteral("audio/x-wavpack"),
68 QStringLiteral("audio/x-mod"),
69 QStringLiteral("audio/x-s3m"),
70 QStringLiteral("audio/x-xm"),
71 QStringLiteral("audio/x-it"),
72};
73
74void extractAudioProperties(TagLib::File* file, ExtractionResult* result)
75{
76 TagLib::AudioProperties* audioProp = file->audioProperties();
77 if (audioProp && (result->inputFlags() & ExtractionResult::ExtractMetaData)) {
78 if (audioProp->lengthInSeconds()) {
79 // What about the xml duration?
80 result->add(Property::Duration, audioProp->lengthInSeconds());
81 }
82
83 if (audioProp->bitrate()) {
84 result->add(Property::BitRate, audioProp->bitrate() * 1000);
85 }
86
87 if (audioProp->channels()) {
88 result->add(Property::Channels, audioProp->channels());
89 }
90
91 if (audioProp->sampleRate()) {
92 result->add(Property::SampleRate, audioProp->sampleRate());
93 }
94 }
95}
96
97void readGenericProperties(const TagLib::PropertyMap &savedProperties, ExtractionResult* result)
98{
99 if (!(result->inputFlags() & ExtractionResult::ExtractMetaData) || savedProperties.isEmpty()) {
100 return;
101 }
102
103 if (savedProperties.contains("TITLE")) {
104 result->add(Property::Title, TStringToQString(savedProperties["TITLE"].toString()).trimmed());
105 }
106 if (savedProperties.contains("ALBUM")) {
107 result->add(Property::Album, TStringToQString(savedProperties["ALBUM"].toString()).trimmed());
108 }
109 if (savedProperties.contains("COMMENT")) {
110 result->add(Property::Comment, TStringToQString(savedProperties["COMMENT"].toString()).trimmed());
111 }
112 if (savedProperties.contains("TRACKNUMBER")) {
113 result->add(Property::TrackNumber, savedProperties["TRACKNUMBER"].toString().toInt());
114 }
115 if (savedProperties.contains("DATE")) {
116 result->add(Property::ReleaseYear, savedProperties["DATE"].toString().toInt());
117 }
118 if (savedProperties.contains("OPUS")) {
119 result->add(Property::Opus, savedProperties["OPUS"].toString().toInt());
120 }
121 if (savedProperties.contains("DISCNUMBER")) {
122 result->add(Property::DiscNumber, savedProperties["DISCNUMBER"].toString().toInt());
123 }
124 if (savedProperties.contains("RATING")) {
125 /*
126 * There is no standard regarding ratings. Mimic MediaMonkey's behavior
127 * with a range of 0 to 100 (stored in steps of 10) and make it compatible
128 * with baloo rating with a range from 0 to 10
129 */
130 result->add(Property::Rating, savedProperties["RATING"].toString().toInt() / 10);
131 }
132 if (savedProperties.contains("LOCATION")) {
133 result->add(Property::Location, TStringToQString(savedProperties["LOCATION"].toString()).trimmed());
134 }
135 if (savedProperties.contains("LANGUAGE")) {
136 result->add(Property::Language, TStringToQString(savedProperties["LANGUAGE"].toString()).trimmed());
137 }
138 if (savedProperties.contains("LICENSE")) {
139 result->add(Property::License, TStringToQString(savedProperties["LICENSE"].toString()).trimmed());
140 }
141 if (savedProperties.contains("PUBLISHER")) {
142 result->add(Property::Publisher, TStringToQString(savedProperties["PUBLISHER"].toString()).trimmed());
143 }
144 if (savedProperties.contains("COPYRIGHT")) {
145 result->add(Property::Copyright, TStringToQString(savedProperties["COPYRIGHT"].toString()).trimmed());
146 }
147 if (savedProperties.contains("LABEL")) {
148 result->add(Property::Label, TStringToQString(savedProperties["LABEL"].toString()).trimmed());
149 }
150 if (savedProperties.contains("ENSEMBLE")) {
151 result->add(Property::Ensemble, TStringToQString(savedProperties["ENSEMBLE"].toString()).trimmed());
152 }
153 if (savedProperties.contains("COMPILATION")) {
154 result->add(Property::Compilation, TStringToQString(savedProperties["COMPILATION"].toString()).trimmed());
155 }
156 if (savedProperties.contains("LYRICS")) {
157 result->add(Property::Lyrics, TStringToQString(savedProperties["LYRICS"].toString()).trimmed().replace(QLatin1Char('\r'), QLatin1Char('\n'))); // Convert old Mac line endings
158 }
159 if (savedProperties.contains("ARTIST")) {
160 const auto artists = savedProperties["ARTIST"];
161 for (const auto& artist : artists) {
162 result->add(Property::Artist, TStringToQString(artist).trimmed());
163 }
164 }
165 if (savedProperties.contains("GENRE")) {
166 const auto genres = savedProperties["GENRE"];
167 for (const auto& genre : genres) {
168 result->add(Property::Genre, TStringToQString(genre).trimmed());
169 }
170 }
171 if (savedProperties.contains("ALBUMARTIST")) {
172 const auto albumArtists = savedProperties["ALBUMARTIST"];
173 for (const auto& albumArtist : albumArtists) {
174 result->add(Property::AlbumArtist, TStringToQString(albumArtist).trimmed());
175 }
176 }
177 if (savedProperties.contains("COMPOSER")) {
178 const auto composers = savedProperties["COMPOSER"];
179 for (const auto& composer : composers) {
180 result->add(Property::Composer, TStringToQString(composer).trimmed());
181 }
182 }
183 if (savedProperties.contains("LYRICIST")) {
184 const auto lyricists = savedProperties["LYRICIST"];
185 for (const auto& lyricist : lyricists) {
186 result->add(Property::Lyricist, TStringToQString(lyricist).trimmed());
187 }
188 }
189 if (savedProperties.contains("CONDUCTOR")) {
190 const auto conductors = savedProperties["CONDUCTOR"];
191 for (const auto& conductor : conductors) {
192 result->add(Property::Conductor, TStringToQString(conductor).trimmed());
193 }
194 }
195 if (savedProperties.contains("ARRANGER")) {
196 const auto arrangers = savedProperties["ARRANGER"];
197 for (const auto& arranger : arrangers) {
198 result->add(Property::Arranger, TStringToQString(arranger).trimmed());
199 }
200 }
201 if (savedProperties.contains("PERFORMER")) {
202 const auto performers = savedProperties["PERFORMER"];
203 for (const auto& performer : performers) {
204 result->add(Property::Performer, TStringToQString(performer).trimmed());
205 }
206 }
207 if (savedProperties.contains("AUTHOR")) {
208 const auto authors = savedProperties["AUTHOR"];
209 for (const auto& author: authors) {
210 result->add(Property::Author, TStringToQString(author).trimmed());
211 }
212 }
213
214 if (savedProperties.contains("REPLAYGAIN_TRACK_GAIN")) {
215 auto trackGainString = TStringToQString(savedProperties["REPLAYGAIN_TRACK_GAIN"].toString(";")).trimmed();
216 // remove " dB" suffix
217 if (trackGainString.endsWith(QStringLiteral(" dB"), Qt::CaseInsensitive)) {
218 trackGainString.chop(3);
219 }
220 bool success = false;
221 double replayGainTrackGain = trackGainString.toDouble(&success);
222 if (success) {
223 result->add(Property::ReplayGainTrackGain, replayGainTrackGain);
224 }
225 }
226 if (savedProperties.contains("REPLAYGAIN_ALBUM_GAIN")) {
227 auto albumGainString = TStringToQString(savedProperties["REPLAYGAIN_ALBUM_GAIN"].toString(";")).trimmed();
228 // remove " dB" suffix
229 if (albumGainString.endsWith(QStringLiteral(" dB"), Qt::CaseInsensitive)) {
230 albumGainString.chop(3);
231 }
232 bool success = false;
233 double replayGainAlbumGain = albumGainString.toDouble(&success);
234 if (success) {
235 result->add(Property::ReplayGainAlbumGain, replayGainAlbumGain);
236 }
237 }
238 if (savedProperties.contains("REPLAYGAIN_TRACK_PEAK")) {
239 auto trackPeakString = TStringToQString(savedProperties["REPLAYGAIN_TRACK_PEAK"].toString(";")).trimmed();
240 bool success = false;
241 double replayGainTrackPeak = trackPeakString.toDouble(&success);
242 if (success) {
243 result->add(Property::ReplayGainTrackPeak, replayGainTrackPeak);
244 }
245 }
246 if (savedProperties.contains("REPLAYGAIN_ALBUM_PEAK")) {
247 auto albumPeakString = TStringToQString(savedProperties["REPLAYGAIN_ALBUM_PEAK"].toString(";")).trimmed();
248 bool success = false;
249 double replayGainAlbumPeak = albumPeakString.toDouble(&success);
250 if (success) {
251 result->add(Property::ReplayGainAlbumPeak, replayGainAlbumPeak);
252 }
253 }
254 if (savedProperties.contains("TRACKERNAME")) {
255 result->add(Property::Generator, TStringToQString(savedProperties["TRACKERNAME"].toString()).trimmed());
256 }
257}
258
259void extractId3Tags(TagLib::ID3v2::Tag* Id3Tags, ExtractionResult* result)
260{
261 if (!(result->inputFlags() & ExtractionResult::ExtractMetaData) || Id3Tags->isEmpty()) {
262 return;
263 }
264
265 TagLib::ID3v2::FrameList lstID3v2;
266
267 /*
268 * Publisher.
269 * Special handling because TagLib::PropertyMap maps "TPUB" to "LABEL"
270 * Insert manually for Publisher.
271 */
272 lstID3v2 = Id3Tags->frameListMap()["TPUB"];
273 if (!lstID3v2.isEmpty()) {
274 result->add(Property::Publisher, TStringToQString(lstID3v2.front()->toString()));
275 }
276
277 // Compilation.
278 lstID3v2 = Id3Tags->frameListMap()["TCMP"];
279 if (!lstID3v2.isEmpty()) {
280 result->add(Property::Compilation, TStringToQString(lstID3v2.front()->toString()));
281 }
282
283 /*
284 * Rating.
285 * There is no standard regarding ratings. Most of the implementations match
286 * a 5 stars rating to a range of 0-255 for MP3.
287 * Map it to baloo rating with a range of 0 - 10.
288 */
289 lstID3v2 = Id3Tags->frameListMap()["POPM"];
290 if (!lstID3v2.isEmpty()) {
291 TagLib::ID3v2::PopularimeterFrame *ratingFrame = static_cast<TagLib::ID3v2::PopularimeterFrame *>(lstID3v2.front());
292 int rating = ratingFrame->rating();
293 if (rating == 0) {
294 rating = 0;
295 } else if (rating == 1) {
296 TagLib::String ratingProvider = ratingFrame->email();
297 if (ratingProvider == "no@email" || ratingProvider == "org.kde.kfilemetadata") {
298 rating = 1;
299 } else {
300 rating = 2;
301 }
302 } else if (rating >= 1 && rating <= 255) {
303 rating = static_cast<int>(0.032 * rating + 2);
304 }
305 result->add(Property::Rating, rating);
306 }
307}
308
309template<typename ImageType>
310EmbeddedImageData::ImageType mapTaglibType(const ImageType type)
311{
312 switch (type) {
313 case ImageType::FrontCover:
314 return EmbeddedImageData::FrontCover;
315 case ImageType::Other:
316 return EmbeddedImageData::Other;
317 case ImageType::FileIcon:
318 return EmbeddedImageData::FileIcon;
319 case ImageType::OtherFileIcon:
320 return EmbeddedImageData::OtherFileIcon;
321 case ImageType::BackCover:
322 return EmbeddedImageData::BackCover;
323 case ImageType::LeafletPage:
324 return EmbeddedImageData::LeafletPage;
325 case ImageType::Media:
326 return EmbeddedImageData::Media;
327 case ImageType::LeadArtist:
328 return EmbeddedImageData::LeadArtist;
329 case ImageType::Artist:
330 return EmbeddedImageData::Artist;
331 case ImageType::Conductor:
332 return EmbeddedImageData::Conductor;
333 case ImageType::Band:
334 return EmbeddedImageData::Band;
335 case ImageType::Composer:
336 return EmbeddedImageData::Composer;
337 case ImageType::Lyricist:
338 return EmbeddedImageData::Lyricist;
339 case ImageType::RecordingLocation:
340 return EmbeddedImageData::RecordingLocation;
341 case ImageType::DuringRecording:
342 return EmbeddedImageData::DuringRecording;
343 case ImageType::DuringPerformance:
344 return EmbeddedImageData::DuringPerformance;
345 case ImageType::MovieScreenCapture:
346 return EmbeddedImageData::MovieScreenCapture;
347 case ImageType::ColouredFish:
348 return EmbeddedImageData::ColouredFish;
349 case ImageType::Illustration:
350 return EmbeddedImageData::Illustration;
351 case ImageType::BandLogo:
352 return EmbeddedImageData::BandLogo;
353 case ImageType::PublisherLogo:
354 return EmbeddedImageData::PublisherLogo;
355 default:
356 return EmbeddedImageData::Unknown;
357 }
358}
359
360QMap<EmbeddedImageData::ImageType, QByteArray>
361extractId3Cover(const TagLib::ID3v2::Tag* Id3Tags,
362 const EmbeddedImageData::ImageTypes types)
363{
364 QMap<EmbeddedImageData::ImageType, QByteArray> images;
365 if (!types || Id3Tags->isEmpty()) {
366 return images;
367 }
368
369 // Attached Picture.
370 TagLib::ID3v2::FrameList lstID3v2 = Id3Tags->frameListMap()["APIC"];
371
372 using PictureFrame = TagLib::ID3v2::AttachedPictureFrame;
373 for (const auto& frame : std::as_const(lstID3v2)) {
374 const auto *coverFrame = static_cast<PictureFrame *>(frame);
375 const auto imageType = mapTaglibType<PictureFrame::Type>(coverFrame->type());
376 if (types & imageType) {
377 const auto& picture = coverFrame->picture();
378 images.insert(imageType, QByteArray(picture.data(), picture.size()));
379 }
380 }
381 return images;
382}
383
384QMap<EmbeddedImageData::ImageType, QByteArray>
385extractFlacCover(const TagLib::List<TagLib::FLAC::Picture *> picList,
386 const EmbeddedImageData::ImageTypes types)
387{
388 QMap<EmbeddedImageData::ImageType, QByteArray> images;
389 if (!types || picList.isEmpty()) {
390 return images;
391 }
392
393 for (const auto& picture : std::as_const(picList)) {
394 const auto imageType = mapTaglibType<TagLib::FLAC::Picture::Type>(picture->type());
395 if (types & imageType) {
396 images.insert(imageType, QByteArray(picture->data().data(), picture->data().size()));
397 }
398 }
399 return images;
400}
401
402void extractMp4Tags(TagLib::MP4::Tag* mp4Tags, ExtractionResult* result)
403{
404 if (!(result->inputFlags() & ExtractionResult::ExtractMetaData) || mp4Tags->isEmpty()) {
405 return;
406 }
407
408 auto ratingItem = mp4Tags->item("rate");
409
410 /*
411 * There is no standard regarding ratings. Mimic MediaMonkey's behavior
412 * with a range of 0 to 100 (stored in steps of 10) and make it compatible
413 * with baloo rating with a range from 0 to 10.
414 */
415 if (ratingItem.isValid()) {
416 result->add(Property::Rating, ratingItem.toStringList().toString().toInt() / 10);
417 }
418}
419
420QMap<EmbeddedImageData::ImageType, QByteArray>
421extractMp4Cover(const TagLib::MP4::Tag* mp4Tags,
422 const EmbeddedImageData::ImageTypes types)
423{
424 QMap<EmbeddedImageData::ImageType, QByteArray> images;
425 TagLib::MP4::Item coverArtItem = mp4Tags->item("covr");
426 if (!(types & EmbeddedImageData::FrontCover) || !coverArtItem.isValid()) {
427 return images;
428 }
429
430 const TagLib::MP4::CoverArtList coverArtList = coverArtItem.toCoverArtList();
431 if (!coverArtList.isEmpty()) {
432 const TagLib::MP4::CoverArt& cover = coverArtList.front();
433 images.insert(EmbeddedImageData::FrontCover, QByteArray(cover.data().data(), cover.data().size()));
434 }
435 return images;
436}
437
438QMap<EmbeddedImageData::ImageType, QByteArray>
439extractApeCover(const TagLib::APE::Tag* apeTags,
440 const EmbeddedImageData::ImageTypes types)
441{
442 QMap<EmbeddedImageData::ImageType, QByteArray> images;
443 if (!(types & EmbeddedImageData::FrontCover) || apeTags->isEmpty()) {
444 return images;
445 }
446
447 TagLib::APE::ItemListMap lstApe = apeTags->itemListMap();
448 TagLib::APE::ItemListMap::ConstIterator itApe;
449
450 /* The cover art tag for APEv2 tags starts with the filename as string
451 * with zero termination followed by the actual picture data */
452 itApe = lstApe.find("COVER ART (FRONT)");
453 if (itApe != lstApe.end()) {
454 const auto& picture = (*itApe).second.binaryData();
455 int position = picture.find('\0');
456 if (position >= 0) {
457 position += 1;
458 images.insert(EmbeddedImageData::FrontCover, QByteArray(picture.data() + position, picture.size() - position));
459 }
460 }
461 return images;
462}
463
464void extractAsfTags(TagLib::ASF::Tag* asfTags, ExtractionResult* result)
465{
466 if (!(result->inputFlags() & ExtractionResult::ExtractMetaData) || asfTags->isEmpty()) {
467 return;
468 }
469
470 TagLib::ASF::AttributeList lstASF = asfTags->attribute("WM/SharedUserRating");
471 if (!lstASF.isEmpty()) {
472 int rating = lstASF.front().toString().toInt();
473 /*
474 * Map the rating values of WMP to Baloo rating.
475 * 0->0, 1->2, 25->4, 50->6, 75->8, 99->10
476 */
477 if (rating == 0) {
478 rating = 0;
479 } else if (rating == 1) {
480 rating = 2;
481 } else {
482 rating = static_cast<int>(0.09 * rating + 2);
483 }
484 result->add(Property::Rating, rating);
485 }
486
487 lstASF = asfTags->attribute("Author");
488 if (!lstASF.isEmpty()) {
489 const auto attribute = lstASF.front();
490 result->add(Property::Author, TStringToQString(attribute.toString()).trimmed());
491 }
492
493 // Lyricist is called "WRITER" for wma/asf files
494 lstASF = asfTags->attribute("WM/Writer");
495 if (!lstASF.isEmpty()) {
496 const auto attribute = lstASF.front();
497 result->add(Property::Lyricist, TStringToQString(attribute.toString()).trimmed());
498 }
499
500 /*
501 * TagLib exports "WM/PUBLISHER" as "LABEL" in the PropertyMap,
502 * add it manually to Publisher.
503 */
504 lstASF = asfTags->attribute("WM/Publisher");
505 if (!lstASF.isEmpty()) {
506 const auto attribute = lstASF.front();
507 result->add(Property::Publisher, TStringToQString(attribute.toString()).trimmed());
508 }
509}
510
511QMap<EmbeddedImageData::ImageType, QByteArray>
512extractAsfCover(const TagLib::ASF::Tag* asfTags,
513 const EmbeddedImageData::ImageTypes types)
514{
515 QMap<EmbeddedImageData::ImageType, QByteArray> images;
516 if (!types || asfTags->isEmpty()) {
517 return images;
518 }
519
520 // Attached Picture.
521 TagLib::ASF::AttributeList lstASF = asfTags->attribute("WM/Picture");
522
523 using Picture = TagLib::ASF::Picture;
524 for (const auto& attribute: std::as_const(lstASF)) {
525 Picture picture = attribute.toPicture();
526 const auto imageType = mapTaglibType<Picture::Type>(picture.type());
527 if (types & imageType) {
528 const auto& pictureData = picture.picture();
529 images.insert(imageType, QByteArray(pictureData.data(), pictureData.size()));
530 }
531 }
532 return images;
533}
534
535} // anonymous namespace
536
537TagLibExtractor::TagLibExtractor(QObject* parent)
538 : ExtractorPlugin(parent)
539{
540}
541
542QStringList TagLibExtractor::mimetypes() const
543{
544 return supportedMimeTypes;
545}
546
547void TagLibExtractor::extract(ExtractionResult* result)
548{
549 const QString fileUrl = result->inputUrl();
550 const QString mimeType = getSupportedMimeType(result->inputMimetype());
551
552 // Open the file readonly. Important if we're sandboxed.
553#if defined Q_OS_WINDOWS
554 TagLib::FileStream stream(fileUrl.toLocal8Bit().constData(), true);
555#else
556 TagLib::FileStream stream(fileUrl.toUtf8().constData(), true);
557#endif
558 if (!stream.isOpen()) {
559 qCWarning(KFILEMETADATA_LOG) << "Unable to open file readonly: " << fileUrl;
560 return;
561 }
562
563 const EmbeddedImageData::ImageTypes imageTypes{
564 result->inputFlags() & ExtractionResult::ExtractImageData ? EmbeddedImageData::AllImages : 0
565 };
566
567 if (mimeType == QLatin1String("audio/mpeg")) {
568#if TAGLIB_MAJOR_VERSION >= 2
569 TagLib::MPEG::File file(&stream, true);
570#else
571 TagLib::MPEG::File file(&stream, TagLib::ID3v2::FrameFactory::instance(), true);
572#endif
573 if (file.isValid()) {
574 extractAudioProperties(&file, result);
575 readGenericProperties(file.properties(), result);
576 if (file.hasID3v2Tag()) {
577 result->addImageData(extractId3Cover(file.ID3v2Tag(), imageTypes));
578 extractId3Tags(file.ID3v2Tag(), result);
579 }
580 }
581 } else if (mimeType == QLatin1String("audio/x-aiff") || mimeType == QLatin1String("audio/x-aifc")) {
582 TagLib::RIFF::AIFF::File file(&stream, true);
583 if (file.isValid()) {
584 extractAudioProperties(&file, result);
585 readGenericProperties(file.properties(), result);
586 if (file.hasID3v2Tag()) {
587 result->addImageData(extractId3Cover(file.tag(), imageTypes));
588 extractId3Tags(file.tag(), result);
589 }
590 }
591 } else if (mimeType == QLatin1String("audio/wav") ||
592 mimeType == QLatin1String("audio/vnd.wave") ||
593 mimeType == QLatin1String("audio/x-wav")) {
594 TagLib::RIFF::WAV::File file(&stream, true);
595 if (file.isValid()) {
596 extractAudioProperties(&file, result);
597 readGenericProperties(file.properties(), result);
598 if (file.hasID3v2Tag()) {
599 result->addImageData(extractId3Cover(file.ID3v2Tag(), imageTypes));
600 extractId3Tags(file.ID3v2Tag(), result);
601 }
602 }
603 } else if (mimeType == QLatin1String("audio/x-musepack")) {
604 TagLib::MPC::File file(&stream, true);
605 if (file.isValid()) {
606 extractAudioProperties(&file, result);
607 readGenericProperties(file.properties(), result);
608 if (file.APETag()) {
609 result->addImageData(extractApeCover(file.APETag(), imageTypes));
610 }
611 }
612 } else if (mimeType == QLatin1String("audio/x-ape")) {
613 TagLib::APE::File file(&stream, true);
614 if (file.isValid()) {
615 extractAudioProperties(&file, result);
616 readGenericProperties(file.properties(), result);
617 if (file.APETag()) {
618 result->addImageData(extractApeCover(file.APETag(), imageTypes));
619 }
620 }
621 } else if (mimeType == QLatin1String("audio/x-wavpack")) {
622 TagLib::WavPack::File file(&stream, true);
623 if (file.isValid()) {
624 extractAudioProperties(&file, result);
625 readGenericProperties(file.properties(), result);
626 if (file.APETag()) {
627 result->addImageData(extractApeCover(file.APETag(), imageTypes));
628 }
629 }
630 } else if ((mimeType == QLatin1String("audio/mp4")) ||
631 (mimeType == QLatin1String("audio/vnd.audible.aax")) ||
632 (mimeType == QLatin1String("audio/vnd.audible.aaxc"))) {
633 TagLib::MP4::File file(&stream, true);
634 if (file.isValid()) {
635 extractAudioProperties(&file, result);
636 readGenericProperties(file.properties(), result);
637 extractMp4Tags(file.tag(), result);
638 result->addImageData(extractMp4Cover(file.tag(), imageTypes));
639 }
640 } else if (mimeType == QLatin1String("audio/flac")) {
641#if TAGLIB_MAJOR_VERSION >= 2
642 TagLib::FLAC::File file(&stream, true);
643#else
644 TagLib::FLAC::File file(&stream, TagLib::ID3v2::FrameFactory::instance(), true);
645#endif
646 if (file.isValid()) {
647 extractAudioProperties(&file, result);
648 readGenericProperties(file.properties(), result);
649 result->addImageData(extractFlacCover(file.pictureList(), imageTypes));
650 }
651 } else if (mimeType == QLatin1String("audio/x-flac+ogg")) {
652 TagLib::Ogg::FLAC::File file(&stream, true);
653 if (file.isValid()) {
654 extractAudioProperties(&file, result);
655 readGenericProperties(file.properties(), result);
656 if (file.tag()) {
657 result->addImageData(extractFlacCover(file.tag()->pictureList(), imageTypes));
658 }
659 }
660 } else if (mimeType == QLatin1String("audio/ogg") || mimeType == QLatin1String("audio/x-vorbis+ogg")) {
661 TagLib::Ogg::Vorbis::File file(&stream, true);
662 if (file.isValid()) {
663 extractAudioProperties(&file, result);
664 readGenericProperties(file.properties(), result);
665 if (file.tag()) {
666 result->addImageData(extractFlacCover(file.tag()->pictureList(), imageTypes));
667 }
668 }
669 } else if (mimeType == QLatin1String("audio/x-opus+ogg")) {
670 TagLib::Ogg::Opus::File file(&stream, true);
671 if (file.isValid()) {
672 extractAudioProperties(&file, result);
673 readGenericProperties(file.properties(), result);
674 if (file.tag()) {
675 result->addImageData(extractFlacCover(file.tag()->pictureList(), imageTypes));
676 }
677 }
678 } else if (mimeType == QLatin1String("audio/x-speex+ogg")) {
679 TagLib::Ogg::Speex::File file(&stream, true);
680 // Workaround for buggy taglib:
681 // isValid() returns true for invalid files, but XiphComment* tag() returns a nullptr
682 if (file.isValid() && file.tag()) {
683 extractAudioProperties(&file, result);
684 readGenericProperties(file.properties(), result);
685 result->addImageData(extractFlacCover(file.tag()->pictureList(), imageTypes));
686 }
687 } else if (mimeType == QLatin1String("audio/x-ms-wma")) {
688 TagLib::ASF::File file(&stream, true);
689 if (file.isValid()) {
690 extractAudioProperties(&file, result);
691 readGenericProperties(file.properties(), result);
692 extractAsfTags(file.tag(), result);
693 TagLib::ASF::Tag* asfTags = dynamic_cast<TagLib::ASF::Tag*>(file.tag());
694 if (asfTags) {
695 result->addImageData(extractAsfCover(asfTags, imageTypes));
696 }
697 }
698 } else if (mimeType == QLatin1String("audio/x-mod")) {
699 TagLib::Mod::File file(&stream);
700 if (file.isValid()) {
701 extractAudioProperties(&file, result);
702 readGenericProperties(file.properties(), result);
703 }
704 } else if (mimeType == QLatin1String("audio/x-s3m")) {
705 TagLib::S3M::File file(&stream);
706 if (file.isValid()) {
707 extractAudioProperties(&file, result);
708 readGenericProperties(file.properties(), result);
709 }
710 } else if (mimeType == QLatin1String("audio/x-xm")) {
711 TagLib::XM::File file(&stream);
712 if (file.isValid()) {
713 extractAudioProperties(&file, result);
714 readGenericProperties(file.properties(), result);
715 }
716 } else if (mimeType == QLatin1String("audio/x-it")) {
717 TagLib::IT::File file(&stream);
718 if (file.isValid()) {
719 extractAudioProperties(&file, result);
720 readGenericProperties(file.properties(), result);
721 }
722 }
723
724 result->addType(Type::Audio);
725}
726
727// TAG information (incomplete).
728// https://xiph.org/vorbis/doc/v-comment.html
729// https://help.mp3tag.de/main_tags.html
730// http://id3.org/
731// https://www.legroom.net/2009/05/09/ogg-vorbis-and-flac-comment-field-recommendations
732// https://kodi.wiki/view/Music_tagging#Tags_Kodi_reads
733// https://wiki.hydrogenaud.io/index.php?title=Tag_Mapping
734// https://picard.musicbrainz.org/docs/mappings/
735// -- FLAC/OGG --
736// Artist: ARTIST, PERFORMER
737// Album artist: ALBUMARTIST
738// Composer: COMPOSER
739// Lyricist: LYRICIST
740// Conductor: CONDUCTOR
741// Disc number: DISCNUMBER
742// Total discs: TOTALDISCS, DISCTOTAL
743// Track number: TRACKNUMBER
744// Total tracks: TOTALTRACKS, TRACKTOTAL
745// Genre: GENRE
746// -- ID3v2 --
747// Artist: TPE1
748// Album artist: TPE2
749// Composer: TCOM
750// Lyricist: TEXT
751// Conductor: TPE3
752// Disc number[/total dics]: TPOS
753// Track number[/total tracks]: TRCK
754// Genre: TCON
755
756#include "moc_taglibextractor.cpp"
KFileMetaData::ExtractionResult
The ExtractionResult class is where all the data extracted by the indexer is saved.
Definition extractionresult.h:37
KFileMetaData::ExtractionResult::inputUrl
QString inputUrl() const
The input URL which the plugins will use to locate the file.
Definition extractionresult.cpp:35
KFileMetaData::ExtractionResult::addType
virtual void addType(Type::Type type)=0
This function is called by the plugins.
KFileMetaData::ExtractionResult::inputMimetype
QString inputMimetype() const
The input MIME type.
Definition extractionresult.cpp:40
KFileMetaData::ExtractionResult::add
virtual void add(Property::Property property, const QVariant &value)=0
This function is called by the plugins when they wish to add a key value pair which should be indexed...
KFileMetaData::ExtractionResult::inputFlags
Flags inputFlags() const
The flags which the extraction plugin should considering following when extracting metadata from the ...
Definition extractionresult.cpp:45
KFileMetaData::ExtractionResult::addImageData
void addImageData(QMap< EmbeddedImageData::ImageType, QByteArray > &&images)
This function is called by the plugins.
Definition extractionresult.cpp:50
KFileMetaData::ExtractorPlugin
The ExtractorPlugin is the base class for all file metadata extractors.
Definition extractorplugin.h:36
KFileMetaData::ExtractorPlugin::getSupportedMimeType
QString getSupportedMimeType(const QString &mimetype) const
Return the inherited MIME type which the extractor directly supports.
Definition extractorplugin.cpp:66
Baloo::toString
char * toString(const EngineQuery &query)
KCalUtils::ICalDrag::mimeType
KCALUTILS_EXPORT QString mimeType()
KFileMetaData::Type::Audio
@ Audio
Used to mark any file which just contains audio.
Definition types.h:46
KFileMetaData
The KFileMetaData namespace.
Definition embeddedimagedata.h:18
KStandardAction::replace
QAction * replace(const QObject *recvr, const char *slot, QObject *parent)
QByteArray::constData
const char * constData() const const
QMap::find
iterator find(const Key &key)
QMap::insert
iterator insert(const Key &key, const T &value)
QString::toLocal8Bit
QByteArray toLocal8Bit() const const
QString::toUtf8
QByteArray toUtf8() const const
Qt::CaseInsensitive
CaseInsensitive
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