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AX = function --- digital functions --- 0000h start digital ES:DI -> Sound StructureReturn:
AX = voice used 0001h play next buffer ES:DI -> Sound Structure 0002h set panning BX = pan CX = voice 0003h set volume BX = volume CX = voice 0004h set rate (not yet implemented) 0005h pause digital CX = voice 0006h restart digital CX = voice 0007h stop digital CX = voice 0008h get digital position CX = voiceReturn:
AX:DX -> position in PC buffer 0009h get voice status (not yet implemented). --- MIDI functions --- 000Ah load MIDI patches ES:DI -> MIDI track just after the Mtrk header BX:DX = length of MIDI track 000Bh load XMIDI patches ES:DI -> event buffer including the EVNT header 000Ch load patch CX = MIDI number of patch 000Dh unload patch CX = MIDI number of patch 000Eh start sequence 000Fh unload all patches 0010h MIDI out byte CX = MIDI byte 0011h MIDI out string CX = length ES:DI -> string of MIDI data 0012h all notes off. --- resource functions --- 0013h allocate memory BX:DX = size of GUS memory neededReturn:
AX:DX = address of memory, or 0000:0000 if not avaiable 0014h free memory BX:DX = address of memory to be freed 0015h uninstall 0016h sem enter 0017h sem leave 0018h add external semaphore BX:DX -> external semaphore 0019h clear external semaphore BX:DX -> external semaphore 001Ah application start 001Bh application end. --- v1.12 --- 001Ch ??? 001Dh ??? 001Eh ??? 001Fh ???
Program: UltraMid is a TSR from Advanced Gravis to play MIDI and digital data through the Gravis UltraSound (GUS)
InstallCheck:
Test for the signature "ULTRAMID" at offset 0103h in the interrupt handler's segmentRange:
INT 78 to INT 7F
See Also: INT 2F/AX=CD00h"ULTRAMID" - INT 7E/AH=00h"SBOS" - INT 7E/AX=00FEh"SBOS"
Index:
Uninstall;UltraMID
Category: Sound/Speech - Int 78h - U
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