<< audioinfo

Audio playback

audioplayer >>

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audiometadata

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Get/Set metadata of audio file .

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Syntax

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info = audiometadata(filename)

info_previous = audiometadata(filename, info_new)

Input argument

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filename

a string: an valid audio filename.

info_new

a struct: new information about audio file to set.

Output argument

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info

a struct: information about audio file.

info_previous

a struct: previous information about audio file.

Description

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audiometadata returns a structure with metadata of an audio file.

audiometadata manages all tags available in the audio file.

Many audio formats are supported as OGG, FLAC, WAV, RAW.

Examples

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wav_file = [modulepath('audio'), '/examples/haha.wav'];
info = audiometadata(wav_file)

wav_file = [modulepath('audio'), '/examples/haha.wav'];
modified_wav_file = [tempdir(), 'haha_modified_tags.wav'];
if isfile(modified_wav_file)
  rmfile(modified_wav_file);
end
copyfile(wav_file, modified_wav_file);
info = audiometadata(modified_wav_file)
info.artist = 'Nelson';
audiometadata(modified_wav_file, info);
info = audiometadata(modified_wav_file)
if isfile(modified_wav_file)
  rmfile(modified_wav_file);
end

History

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Version	Description
1.0.0	initial version

Author

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Allan CORNET