AudioMetadataFactory.java
- /*
- * *********************************************************************************************************************
- *
- * blueMarine II: Semantic Media Centre
- * http://tidalwave.it/projects/bluemarine2
- *
- * Copyright (C) 2015 - 2021 by Tidalwave s.a.s. (http://tidalwave.it)
- *
- * *********************************************************************************************************************
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
- * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations under the License.
- *
- * *********************************************************************************************************************
- *
- * git clone https://bitbucket.org/tidalwave/bluemarine2-src
- * git clone https://github.com/tidalwave-it/bluemarine2-src
- *
- * *********************************************************************************************************************
- */
- package it.tidalwave.bluemarine2.model.impl;
- import javax.annotation.Nonnull;
- import javax.annotation.Nullable;
- import java.time.Duration;
- import java.util.List;
- import java.util.Optional;
- import java.util.stream.Stream;
- import java.io.File;
- import java.io.IOException;
- import java.nio.file.Files;
- import java.nio.file.Path;
- import org.jaudiotagger.audio.AudioFile;
- import org.jaudiotagger.audio.AudioHeader;
- import org.jaudiotagger.audio.exceptions.InvalidAudioFrameException;
- import org.jaudiotagger.audio.exceptions.ReadOnlyFileException;
- import org.jaudiotagger.audio.mp3.MP3FileReader;
- import org.jaudiotagger.tag.FieldKey;
- import org.jaudiotagger.tag.Tag;
- import org.jaudiotagger.tag.TagException;
- import it.tidalwave.util.Id;
- import it.tidalwave.util.Key;
- import it.tidalwave.bluemarine2.model.MediaItem.Metadata;
- import it.tidalwave.bluemarine2.model.spi.MetadataSupport;
- import lombok.NoArgsConstructor;
- import lombok.extern.slf4j.Slf4j;
- import static java.util.stream.Collectors.toList;
- import static lombok.AccessLevel.PRIVATE;
- import static it.tidalwave.bluemarine2.model.MediaItem.Metadata.*;
- import static it.tidalwave.bluemarine2.util.Miscellaneous.*;
- import org.jaudiotagger.tag.images.Artwork;
- /***********************************************************************************************************************
- *
- * @author Fabrizio Giudici
- *
- **********************************************************************************************************************/
- @Slf4j @NoArgsConstructor(access = PRIVATE)
- public final class AudioMetadataFactory
- {
- private static final List<FieldKey> MAPPED_TAGS = List.of(
- FieldKey.ARTIST, FieldKey.ALBUM, FieldKey.TITLE, FieldKey.TITLE, FieldKey.COMMENT,
- FieldKey.TRACK, FieldKey.DISC_NO, FieldKey.DISC_TOTAL, FieldKey.COMPOSER,
- FieldKey.MUSICBRAINZ_TRACK_ID, FieldKey.MUSICBRAINZ_WORK_ID, FieldKey.MUSICBRAINZ_DISC_ID, FieldKey.MUSICBRAINZ_ARTISTID);
- // FIXME: use interface and implementation
- @Nonnull
- public static Metadata loadFrom (@Nonnull final Path path)
- {
- Metadata metadata = new MetadataSupport(path);
- AudioFile audioFile = null;
- File file = null;
- try
- {
- final Path normalizedPath = normalizedPath(path.toAbsolutePath());
- log.debug("path: {}", normalizedPath);
- file = toFileBMT46(normalizedPath);
- // audioFile = AudioFileIO.read(aPath.toFile());
- audioFile = new MP3FileReader().read(file); // FIXME in some cases AudioFileIO doesn't get the right file extension
- final AudioHeader header = audioFile.getAudioHeader();
- final Tag tag = audioFile.getTag(); // FIXME: getFirst below... should get all?
- metadata = metadata.with(FILE_SIZE, Files.size(normalizedPath))
- .with(DURATION, Duration.ofSeconds(header.getTrackLength()))
- .with(BIT_RATE, (int)header.getBitRateAsNumber())
- .with(SAMPLE_RATE, header.getSampleRateAsNumber())
- .with(BITS_PER_SAMPLE, header.getBitsPerSample())
- .with(CHANNELS, parseOptionalInt(header.getChannels()))
- .with(FORMAT, Optional.ofNullable(header.getFormat()))
- .with(ENCODING_TYPE, Optional.ofNullable(header.getEncodingType()))
- .with(ARTIST, tag.getFirst(FieldKey.ARTIST))
- .with(ALBUM, tag.getFirst(FieldKey.ALBUM))
- .with(TITLE, tag.getFirst(FieldKey.TITLE))
- .with(COMMENT, tag.getAll(FieldKey.COMMENT))
- .with(TRACK_NUMBER, parseOptionalInt(tag.getFirst(FieldKey.TRACK)))
- .with(DISK_NUMBER, parseOptionalInt(tag.getFirst(FieldKey.DISC_NO)))
- .with(DISK_COUNT, parseOptionalInt(tag.getFirst(FieldKey.DISC_TOTAL)))
- .with(COMPOSER, tag.getFirst(FieldKey.COMPOSER))
- .with(MBZ_TRACK_ID, id(tag.getFirst(FieldKey.MUSICBRAINZ_TRACK_ID)))
- .with(MBZ_WORK_ID, id(tag.getFirst(FieldKey.MUSICBRAINZ_WORK_ID)))
- .with(MBZ_DISC_ID, id(tag.getFirst(FieldKey.MUSICBRAINZ_DISC_ID)))
- .with(MBZ_ARTIST_ID, optionalList(tag.getAll(FieldKey.MUSICBRAINZ_ARTISTID).stream()
- .filter(s -> ((s != null) && !"".equals(s)))
- .flatMap(s -> Stream.of(s.split("/"))) // FIXME:correct?
- .map(AudioMetadataFactory::id)
- .collect(toList())));
- for (final FieldKey fieldKey : FieldKey.values())
- {
- if (!MAPPED_TAGS.contains(fieldKey))
- {
- final String keyName = "tag." + fieldKey.name();
- final List<String> values = tag.getAll(fieldKey);
- if (!values.isEmpty())
- {
- final Key<Object> key = (Key<Object>)Key.allKeys().stream()
- .filter(k -> k.getName().equals(keyName))
- .findFirst()
- .orElseGet(() -> Key.of(keyName, List.class));
- metadata = metadata.with(key, values);
- }
- }
- }
- metadata = metadata.with(ITUNES_COMMENT, ITunesComment.from(metadata));
- metadata = metadata.with(ARTWORK, tag.getArtworkList().stream().map(Artwork::getBinaryData).collect(toList()));
- // put(YEAR, Integer.valueOf(tag.getFirst(FieldKey.YEAR)));
- // tag.getFirst(FieldKey.ARTIST_SORT);
- //// log.debug("Bitrate: " + mp3File.getBitrate()+ " kbps " + (mp3File.isVbr() ? "(VBR)" : "(CBR)"));
- //
- // if (mp3File.hasId3v1Tag())
- // {
- // final ID3v1 id3v1Tag = mp3File.getId3v1Tag();
- // log.debug("Genre: " + id3v1Tag.getGenre() + " (" + id3v1Tag.getGenreDescription() + ")");
- // }
- //
- // if (mp3File.hasId3v2Tag())
- // {
- // final ID3v2 id3v2Tag = mp3File.getId3v2Tag();
- // put(PUBLISHER, id3v2Tag.getPublisher());
- // log.debug("Original artist: " + id3v2Tag.getOriginalArtist());
- // log.debug("Album artist: " + id3v2Tag.getAlbumArtist());
- // log.debug("Copyright: " + id3v2Tag.getCopyright());
- // log.debug("URL: " + id3v2Tag.getUrl());
- // log.debug("Encoder: " + id3v2Tag.getEncoder());
- // final byte[] albumImageData = id3v2Tag.getAlbumImage();
- //
- // if (albumImageData != null)
- // {
- // log.debug("Have album image data, length: " + albumImageData.length + " bytes");
- // log.debug("Album image mime type: " + id3v2Tag.getAlbumImageMimeType());
- // }
- // }
- log.trace(">>>> loaded keys for {}: {}", path, metadata.getKeys());
- }
- // FIXME: should we be more tolerant in general and expect an exception for every tag?
- // e.g. for wav files
- catch (UnsupportedOperationException e)
- {
- log.error("Unsupported tag in {} {}", audioFile, e.toString());
- }
- catch (IOException | TagException | ReadOnlyFileException | InvalidAudioFrameException e)
- // catch (IOException | CannotReadException | TagException | ReadOnlyFileException | InvalidAudioFrameException e)
- {
- log.error("While reading " + audioFile + " --- " + path + " --- " + file, e);
- }
- return metadata;
- }
- @Nonnull
- private static <T> Optional<List<T>> optionalList (@Nonnull final List<T> list)
- {
- return list.isEmpty() ? Optional.empty() : Optional.of(list);
- }
- @Nonnull
- private static Optional<Integer> parseOptionalInt (@Nullable final String string)
- {
- try
- {
- return Optional.of(Integer.parseInt(string));
- }
- catch (NumberFormatException e)
- {
- return Optional.empty();
- }
- }
- @Nullable
- private static Id id (@Nullable final String string)
- {
- if ((string == null) || "".equals(string))
- {
- return null;
- }
- return Id.of(string);
- }
- }