File

Property	Type	Description
mediaType	string	Media type (MIME type) of the file

Audio

Property	Type	Description
id3v2Tag	MediaTagField[]	ID3v2 tag if present
vorbisTag	MediaTagField[]	Vorbis comments if present
ilstTag	MediaTagField[]	Metadata from MP4 ilst atom if present
sampleRate	uint	Sample rate of the audio file in Hz
duration	float	Audio duration in seconds
channelCount	uint	Count of audio channels in the file

Picture

Property	Type	Description
imageType	IRI	Image format
width	uint	Image width in pixels
height	uint	Image height in pixels
exifFields	MediaTagField[]	EXIF fields if present

Defined imageType values (under https://yan.url.lol/dango-schema# IRI):

• PNG, JPEG, GIF, WebP, TIFF, TGA, DDS, BMP

MediaTagField

Property	Type	Description
item	string	Field name
value	string	Field value

Special cases

• ID3v2 TXXX fields: item is in format TXXX:<description>
• ID3v2 UFID fields:
  1. item is in format UFID:<owner identifier>
  2. value is the binary identifier base64-encoded
• EXIF fields:
  1. Strings are encoded as strings
  2. All other types are currently encoded as human-readable string representation of the value