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Gaudio MusicOne SDK Tools

This tool is mainly used for generating metadata and provided in the form of CLI(CommandLine Tool).
This document describes how to use each CLI.

Supported Formats

Supported Formats Sol Loudness Metadata Generator
Audio Format WAV (pcm_s16le)
Sampling Rate 44.1kHz, 48kHz
Channels Stereo
Bits Per Sample 16bit integer, 24bit integer, 32bit float (little endian)

(Note) Use FFMPEG to extract wav that is available on CLI

$ ffmpeg -i input.mp4 -map 0:a:0 -acodec pcm_s16le -ar 48000 input.wav

SolMusicOneMetaGen

A tool for extracting metadata from media to be used in the Client SDK. Through this tool, analyzing media and generating metadata(.sol) is feasible.

How to use

$ ./SolMusicOneMetaGen -i {filepath} -o {filepath}

Execution parameter

Name Type Required Description
-i (–input) string Y File path of PCM input (.wav)
-o (–output) string Y File path of metadata output (.sol)
-t (–text) string N The file(.txt, .json) path of output metadata in text form for debugging

SolMusicOneMetaAlbumGen

MusicOne provides a function that allows normalizing loudness in the album unit.
To use this feature, you must re-analyze the media’s individually generated metadata(.sol) file through the group metadata from album units and modify some values of the metadata using this tool.

How to use

$ ./SolMusicOneMetaAlbumGen -i {filepath.1} {filepath.N} -o {filepath.1} {filepath.N}

Execution parameter

Name Type Required Description
-i (–input) string Y The file paths of input metadata(.sol)
-o (–output) string Y The file paths of output metadata(.sol)



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