Int 78

ULTRAMID - API

AX = function
--- digital functions ---
0000h start digital
ES:DI -> Sound Structure
Return:
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 = voice
Return:
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 needed
Return:
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 segment

Range:
INT 78 to INT 7F

Index:
Uninstall;UltraMID

Category: Sound/Speech - Int 78h - U

Interrups Categories Contents