MP4map
install
npm i mp4map -g
use
mp4map video.mp4
results like
ftyp ( 24 bytes ) moov ( 59144 bytes ) mvhd ( 108 bytes ) iods ( 33 bytes ) trak ( 31483 bytes ) tkhd ( 92 bytes ) mdia ( 31383 bytes ) mdhd ( 32 bytes ) hdlr ( 68 bytes ) minf ( 31275 bytes ) smhd ( 16 bytes ) dinf ( 36 bytes ) dref ( 28 bytes ) stbl ( 31215 bytes ) stsd ( 91 bytes ) stts ( 24 bytes ) stsc ( 52 bytes ) stsz ( 15524 bytes ) stco ( 15516 bytes ) trak ( 27512 bytes ) tkhd ( 92 bytes ) mdia ( 27412 bytes ) mdhd ( 32 bytes ) hdlr ( 68 bytes ) minf ( 27304 bytes ) vmhd ( 20 bytes ) dinf ( 36 bytes ) dref ( 28 bytes ) stbl ( 27240 bytes ) stsd ( 176 bytes ) stts ( 24 bytes ) ctts ( 8880 bytes ) stss ( 68 bytes ) stsc ( 52 bytes ) stsz ( 9020 bytes ) stco ( 9012 bytes ) mdat ( 26903534 bytes ) free ( 47 bytes )