[Back to SOUND SWAG index]  [Back to Main SWAG index]  [Original]

{
> (3) How can I do *ANYTHING* with an .SBI file?

 .SBI (Sound Blaster Instrument) Format (52 Bytes):
 Offset (Length)   Value        Remark
     00 (1)        = 53           ;'S'
     01 (1)        = 42           ;'B'
     02 (1)        = 49           ;'I'
     03 (1)        = 1A
 04..23 (32)       = xx           ;The Name of Instrument
 24..33 (16)       = xx           ;The Parameter of Instrument for (OPL2/OPL3)
        ÚÄÂÄÂÄÂÄÂÄÂÄÂÄÂÄ¿
     24 ³b³b³b³b³b³b³b³b³       ;Modulator
     25 ³7³6³5³4³3³2³1³0³       ;Carrier
        ÀÄÁÄÁÄÁÄÁÄÁÄÁÄÁÄÙ
            b7[1] : (AM) Amplitude Modulation
            b6[1] : (VIB) VIBrato
            b5[1] : (EG-TYP) Envelope Generator TYPe
            b4[1] : (KSR) Key Scale Rate
        b3..b0[4] : (MULTIPLE) Frequency Multiplier
        ÚÄÂÄÂÄÂÄÂÄÂÄÂÄÂÄ¿
     26 ³b³b³b³b³b³b³b³b³       ;Modulator
     27 ³7³6³5³4³3³2³1³0³       ;Carrier
        ÀÄÁÄÁÄÁÄÁÄÁÄÁÄÁÄÙ
        b7..b6[2] : (KSL) Key Scale Level
        b5..b0[6] : (TL) Total Level
        ÚÄÂÄÂÄÂÄÂÄÂÄÂÄÂÄ¿
     28 ³b³b³b³b³b³b³b³b³       ;Modulator
     29 ³7³6³5³4³3³2³1³0³       ;Carrier
        ÀÄÁÄÁÄÁÄÁÄÁÄÁÄÁÄÙ
        b7..b4[4] : (AR) Attack Rate
        b3..b0[4] : (DR) Decay Rate
        ÚÄÂÄÂÄÂÄÂÄÂÄÂÄÂÄ¿
     2A ³b³b³b³b³b³b³b³b³       ;Modulator
     2B ³7³6³5³4³3³2³1³0³       ;Carrier
        ÀÄÁÄÁÄÁÄÁÄÁÄÁÄÁÄÙ
        b7..b4[4] : (SL) Sustain Level
        b3..b0[4] : (RR) Release Rate
        ÚÄÂÄÂÄÂÄÂÄÂÄÂÄÂÄ¿
     2C ³b³b³b³b³b³b³b³b³       ;Modulator
     2D ³7³6³5³4³3³2³1³0³       ;Carrier
        ÀÄÁÄÁÄÁÄÁÄÁÄÁÄÁÄÙ
        b7..b2[6] : 0
        b1..b0[2] : (WS) Wave Select *[ Note: OPL3 using 3 bits ]*
        ÚÄÂÄÂÄÂÄÂÄÂÄÂÄÂÄ¿
     2E ³b³b³b³b³b³b³b³b³       ;Modulator
        ³7³6³5³4³3³2³1³0³
        ÀÄÁÄÁÄÁÄÁÄÁÄÁÄÁÄÙ
        b7..b4[4] : 0
        b3..b1[3] : (FB) FeedBack
            b0[1] : (C) Connection

 2F..33 (5) Reserved

            Note: Offset is HEX, (Length) is DEC.

 .IBK (Instrument BanK) Format (3204 Bytes):

  Offset (Length)   Value        Remark
     000 (1)        = 49           ;'I'
     001 (1)        = 42           ;'B'
     002 (1)        = 4B           ;'K'
     003 (1)        = 1A
004..803 (16*128)   = xx           ;The 128 Parameter of Instrument
                                   ;Equal to .SBI [24..33]
804..C83 (9*128)    = xx           ;The 128 Name of Instrument
}

[Back to SOUND SWAG index]  [Back to Main SWAG index]  [Original]