MidiHeaderChunk

The MThd chunk that starts the file.

Extends

Property	Type	Description	Inherited from
`bodyStart`	`number`	Offset of the body.	`MidiChunkFrame.bodyStart`
`end`	`number`	Offset after the chunk’s last byte.	`MidiChunkFrame.end`
`header`	`MidiHeader`	The format, track count and time division, decoded as `parseMidi` decodes them.	-
`id`	`string`	The chunk type, decoded from its id bytes as `parseMidi` decodes them.	`MidiChunkFrame.id`
`length`	`number`	The body length the length field declares, as `parseMidi` reads it: `NaN` when the file ends inside the field.	`MidiChunkFrame.length`
`lengthStart`	`number`	Offset of the 4-byte length field.	`MidiChunkFrame.lengthStart`
`start`	`number`	Offset of the id, the chunk’s first byte.	`MidiChunkFrame.start`