160 lines
7.6 KiB
Plaintext
160 lines
7.6 KiB
Plaintext
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£ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ¨
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3 Creative Labs File Formats (SBI/CMF/IBK) 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ—
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Written for the PC-GPE by Mark Feldman
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e-mail address : u914097@student.canberra.edu.au
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myndale@cairo.anu.edu.au
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£ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ¨
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3 THIS FILE MAY NOT BE DISTRIBUTED 3
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3 SEPARATE TO THE ENTIRE PC-GPE COLLECTION. 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ—
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£ŽŽŽŽŽŽŽŽŽŽŽŽƒŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ
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3 Disclaimer 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽ—
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I assume no responsibility whatsoever for any effect that this file, the
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information contained therein or the use thereof has on you, your sanity,
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computer, spouse, children, pets or anything else related to you or your
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existance. No warranty is provided nor implied with this information.
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£ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽƒŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ
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3 Sound Blaster Instrument File Format (SBI) 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ—
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The SBI format contains the register values for the FM chip to synthesize
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an instrument.
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£ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ¨
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3 Offset Description 3
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~AŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ'
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3 00h-03h Contains id characters "SBI" followed by byte 1Ah 3
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3 04h-23h Instrument name, NULL terminated string 3
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3 24h Modulator Sound Characteristic (Mult, KSR, EG, VIB, AM) 3
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3 25h Carrier Sound Characteristic 3
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3 26h Modulator Scaling/Output Level 3
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3 27h Carrier Scaling/Output Level 3
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3 28h Modulator Attack/Delay 3
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3 29h Carrier Attack/Delay 3
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3 2Ah Modulator Sustain/Release 3
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3 2Bh Carrier Sustain/Release 3
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3 2Ch Modulator Wave Seelct 3
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3 2Dh Carrier Wave Select 3
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3 2Eh Feedback/Connection 3
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3 2Fh-33h Reserved 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ—
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£ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽƒŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ
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3 Creative Music File Format (CMF) 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ—
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The CMF file format consists of 3 blocks: the header block, the instrument
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block and the music block.
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The CMF Header Block
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ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ
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£ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ¨
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3 Offset Description 3
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~AŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ'
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3 00h-03h Contains id characters "CTMF" 3
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3 04h-05h CMF Format Version MSB = major version, lsb = minor version 3
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3 06h-07h File offset of the instrument block 3
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3 08h-09h File offset of the music block 3
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3 0Ah-0Bh Clock ticks per quarter note (one beat) default = 120 3
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3 0Ch-0Dh Clock ticks per second 3
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3 0Eh-0Fh File offset of the music title (0 = none) 3
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3 10h-11h File offset of the composer name (0 = none) 3
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3 12h-13h File offset of the remarks (0 = none) 3
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3 14h-23h Channel-In-Use Table 3
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3 24h-25h Number of instruments used 3
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3 26h-27h Basic Tempo 3
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3 28h-? Title, composer and remarks stored here 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ—
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The CMF Instrument Block
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ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ
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The instrument block contains one 16 byte data structure for each instrument
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in the piece. Each record is of the same format as bytes 24h-33h in the
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SBI file format.
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The CMF Music Block
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ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ
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The music block adheres to the standard MIDI file format, and can have from
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1 to 16 instruments. The PC-GPE file MIDI.TXT contains more information
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on this file format.
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The music block consists of an alternating seqence of time and MIDI event
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records:
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£ŽŽŽŽŽƒŽŽŽŽŽŽŽŽŽŽƒŽŽŽŽŽƒŽŽŽŽŽŽŽŽŽŽƒŽŽŽŽŽƒŽŽŽŽŽŽŽŽŽŽƒŽ
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3dTime3MIDI Event3dTime3MIDI Event3dTime3MIDI Event3 ........
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…ŽŽŽŽŽ ŽŽŽŽŽŽŽŽŽŽ ŽŽŽŽŽ ŽŽŽŽŽŽŽŽŽŽ ŽŽŽŽŽ ŽŽŽŽŽŽŽŽŽŽ Ž
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dTime (delta Time) is the amount of time before the following MIDI event.
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MIDI Event is any MIDI channel message (see MIDI.TXT).
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The CMF file format defines the following MIDI Control Change events:
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£ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ¨
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3 Control 3
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3 Number Control Data 3
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~AŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ'
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3 66h 1-127, used as markers in the music 3
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3 67h 0 - melody mode, 1 = rhythm mode 3
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3 68h 0-127, changes the pitch of all following notes upward 3
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3 by the given number of 1/128 semitones 3
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3 69h 0-127, changes the pitch of all following notes downward 3
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3 by the given number of 1/128 semitones 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ—
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In rhythm mode, the last five channels are allocated for the percussion
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instruments:
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£ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ¨
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3 Channel Instrument 3
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~AŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ'
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3 12h Bass Drum 3
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3 13h Snare Drum 3
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3 14h Tom-Tom 3
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3 15h Top Cymbal 3
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3 16h High-hat Cymbal 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ—
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£ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽƒŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ
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3 Sound Blaster Instrument Bank File Format (IBK) 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ—
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A bank file is a group of up to 128 instruments.
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£ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ¨
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3 Offset Description 3
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~AŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ'
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3 00h-03h Contains id characters "IBK" followed by byte 1Ah 3
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3 04h-803h Parameters for 128 instruments, 16 bytes for each instrument 3
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3 in the same format as bytes 24h-33h in the SBI format 3
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3 804h-C83h Instrument names for 128 instruments, 9 bytes for each 3
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3 instrument, each name must be null terminated 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ—
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£ŽŽŽŽŽŽŽŽŽŽŽŽƒŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽŽ
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3 References 3
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…ŽŽŽŽŽŽŽŽŽŽŽŽ—
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Title : Sound Blaster - The Official Book
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Authors : Richard Heimlich, David M. Golden, Ivan Luk, Peter M. Ridge
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Publishers : Osborne/McGraw Hill
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ISBN : 0-07-881907-5
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