Assistant Audio Metadata File Format.

Each audio metadata file is used to describe the recorded audio samples. These metadata files should be of json format.

Allowed field names and value formats

The following field names and corresponding value formats are allowed in the metadata file:

• audio_file_path - A string; This should be the absolute path/uri of the recorded audio sample.
• script - A string; This should be the text used to record the audio sample. eg: Who is obama?
• number_of_channels - An Integer; The number of channels, the recorded audio sample has.
• sample_format - A string; The sample format of recorded stream container. eg: S32LE
• sample_rate - An Integer; The sampling rate of recorded audio sample in hertz.

Sample File

{ “audio_file_path”: “okgooglesetalarmat5am.raw”, “script”: “set alarm at 5 a.m.”, “number_of_channels”: “8”, “sample_format”: “S32LE”, “sample_rate”: “48000” }