audio_metadata_reader 1.4.0

A metadata reader for audio files. Support ID3, Vorbis comments and ILST itunes

0.0.11

• OGG : fix performance
• ID3v2 : read the lyrics correctly for UTF8-LE
• MP4 : reset the reader when we start the parsing

1.4.0 (2025-04-20)

Features

• add toString method to all metadata classes (#71) (6d9a9e8)

Bug Fixes

• MP4: use the mdhv version for the duration calculation (#73) (d78ae23)
• write CD and genres for MP3 (#70) (1d7c01c)

1.3.1 (2025-04-20)

Bug Fixes

• remove a forgotten } for TLEN frame (56593cb)
• TLEN parser can fail if the content is not an integer (d7ff5db)
• write and read number in MP3 (5441412)
• write track number if it's alone (6d2836e)

1.3.0 (2025-04-20)

Features

• add metadata writers (#26) (463e10a)

1.2.0 (2025-04-19)

Features

• add RIFF parser (#60) (cf9d686)

1.1.2 (2025-04-15)

Bug Fixes

• OGG parsing was overflowing (#58) (4d8d00f)

1.1.1 (2025-04-06)

Bug Fixes

• calculate ID3v2 duration at the microsecond (#54) (5eedca0)
• find correctly the first MP3 frame (#52) (ed6322c)
• MP4 parser is more robust (#55) (1d0f7bf)

1.1.0 (2024-12-07)

Features

• support album artist (#39) (97c84cb)

Bug Fixes

• ID3v2 wasn't parsing description as UTF-16 (#42) (78e8c79)
• parse correctly the null character (#43) (7dda538)

1.0.0 (2024-11-28)

Features

• metadata returns File reference (01b01a3)
• use different exception if there's no available parser (#29) (197624a)

Bug Fixes

• exit if MP4 is malformed (#35) (44536c6)
• id3v1 metadata with ASCII (#30) (22d5eeb)
• id3v2 lyric (#36) (4987448)
• ID3v2 lyrics with UTF-16 (#27) (57f18eb)
• ogg perf and mp4 parsing (#34) (9183ae8)
• Opus/OGG duration (#21) (3ade1b7)
• read all metadata from Opus (#28) (0be3d0e)
• skip images + id3v2 extended header (#22) (d1eb14f)
• skip the non used id3 tags (a24eab6)
• sometimes the track value is empty (#31) (256da3d)
• various bugs in ID3 (#24) (e6c5c61)

0.0.10

• ID3v2 : read correctly the lyric if we have UTF-16
• Opus : performance improvement. Back to a few ms per file
• ID3v1 : fix the metadata if we have ASCII
• Add a new exception to differenciate a parse error from an non-implemented parser
• ID3v2 : fix the track number. Seems that it can be defined but empty

0.0.9

• OGG : compute correctly the duration
• ID3v2 : skip correctly the images if we don't want them
• ID3v2 : take care of the extended header
• ID3v2 : use the correct MPEG version and layer

0.0.8

• Fix : MP4 day is parsed correctly
• Fix : The Buffer skip function is skipping correctly
• Some basic refactoring

0.0.7

BREAKING CHANGE

• readMetadata is now synchronous. You may remove some Future.wait()
• InvalidTag class has beem removed and replace with a real exception MetadataParserException
• Remove the writers. They are not working

Other

• Performance improvement : 70% faster by using sync IO operations and a File Buffer to read files
• Support ID3v1

0.0.6

• Fix : the MP4 duration was not accurate (#9). Thanks to @PKiman

0.0.5

• A reference to the file is returned with the metadata

0.0.4

• Update docs : show what format can be read and written
• Add tests to the projects
• Fix : mp3 can retreive total discs
• Fix : mp4 can retreive lyrics/genre/samplerate/total tracks/total discs
• Fix : OGG and OPUS can retreive lyrics

0.0.3

• Remove dependencies to Flutter
• add support for OPUS and OGG

0.0.2

• FIX : read correcly a FLAC track. A mistake in the mask was missing the metadata
• FIX : compute correctly the duration of a MP3 track with Variable Bit Rate (VBR)

0.0.1

• Release of the first version