MIDI Musical Road Generator

Load a MIDI file, pick two channels, configure Blip/Bloop triggers, and export as a GRP JSON "musical road".

Load MIDI file:

Top channel: Bottom channel:

Piano roll draw mode: Bars (note on → note off) Onsets only (small blocks)

Top channel settings

Instrument:

Gate type:

Offset (X, Y, Z):

Scale (X, Y, Z):

Bottom channel settings

Instrument:

Gate type:

Offset (X, Y, Z):

Scale (X, Y, Z):

Road parameters, metadata and export

Distance per quarter note (m): Segment (group) length (m):

Tempo (BPM):

Tempo / speed: –

Group naming

Group name prefix: Merged group name:

Generate empty GRPs (placeholder segments)

Metadata (meta.*)

meta.mainGroup: meta.subGroup:

meta.type (segments): meta.type (merged road):

Exported GRPlibrary JSON:

Top channel

Bottom channel