Tag Editor

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​A tag editor with Qt GUI and command-line interface.

Supports:

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• iTunes-style MP4/M4A tags (MP4-DASH is supported)

• ID3v1 and ID3v2 tags (conversion between ID3v1 and different versions of ID3v2 is possible)

• Vorbis, Opus and FLAC comments in Ogg streams (cover art via "METADATA_BLOCK_PICTURE" is supported)

• Vorbis comments and "METADATA_BLOCK_PICTURE" in raw FLAC streams

• Matroska/WebM tags and attachments

Additional features:

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• extensive options regarding the file layout (padding, position of tags)

• displaying technical information such as the ID, format, language, bitrate, duration, size, timestamps, sampling frequency, FPS and other information of the tracks

• allows inspecting and validating the element structure of MP4 and Matroska files