The midi trumpets likely have a varying tempo because it sounds more human that way.

One way is to import the complete midi file and have Band-in-a-Box analyze the midi file. It should populate the chords and create a tempo map.


Jim Fogle - 2026 BiaB (Build 1217) RB (Build 4) - Ultra+ PAK
DAWs: Cakewalk Sonar - Standalone: Zoom MRS-8
Desktop: i7 Win 11, 12GB ram 256GB SSD, 4 TB HDD
Music at: https://fogle622.wix.com/fogle622-audio-home