Le 24 juil. 06 à 22:38, Lee Revell a écrit :
> I've never been a MIDI expert but I'm now having to learn. I have a
> question about this excerpt of a MIDI file viewed with hexedit.
>
> 00001BB0 22 80 3D 35 31 80 3A 39 0E 80 37 31 03 80 31 1F
> ".=51.:9..71..1.
> 00001BC0 81 0C 90 30 5B 00 90 3C 79 81 70 90 39 73 00 90 ...0
> [..<y.p.9s..
> 00001BD0 36 69 4B 80 36 43 0A 80 3C 26 01 80 30 44 0A 80 6iK.
> 6C..<&..0D..
> 00001BE0 39 42 82 08 90 37 63 00 90 43 7B 81 70 90 3E 5E 9B...
> 7c..C{.p.>^
> 00001BF0 00 90 3A 66 08 80 37 30 02 80 43 32 31 80 3E
> 11 ..:f..70..C21.>
>
> Take the sequence "80 3D 35 31 80 3A 39 0E 80 37 31 03 80 31 1F" in
> the first line for example. I know that 0x80 is note-off, and 0x3D
> are
> note number and 0x35 the velocity of the note-off. But what the
> heck is
> the next byte, 0x31? The MIDI standard says note-off is one status
> byte
> followed by 2 data bytes!
>
> Lee
>
Midi events in a Midi file are separated by time stamps
see :
http://www.borg.com/~jglatt/tech/midifile.htm
Stephane
Received on Tue Jul 25 00:15:08 2006
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