Parameters And Settings - Creative SOUND BLASTER PRO User Reference Manual

Parameters and
Settings
How SBSIM
Uses Extended
Memory
SOUND BLASTER -- ---------------
Driver Keyword
Option
SB MDRV.COM
[ M]
BufferSize= nn
Buffer size defaul is
32K.
If he buffer size is se o 0 (zero), SBSIM
does no alloca e a buffer for CMF files. The applica ion mus se aside
i s own buffer before s ar ing CMF music. This preven s several
applica ion from using he same piece of music.
CTVDSK.DRV [DskVolce]
BufferSlze=nn
Buffer size defaul is
32K.
If he buffer size is se o 0 (zero), SBSIM does
no alloca e a buffer for VOC files. The applica ion mus se aside i s
own buffer before s ar ing VOC ou pu . This preven s several applica ­
ions from using he same voice file.
CT-VOICE.DRV [MemVoice] ExtendedMemory=aa
Defaul is
OFF.
Se ing aa o
O
enables ex ended memory suppor
for VOC files. An applica ion program can load a VOC file in o ex ended
memory and la er play he file hrough SBSIM or CT-VOICE.
CT-VOICE.DRV [MemVoice]
SBSIMhandles=nn
Defaul is
10.
This parame er specifies he number of SBSIM handles
o reserve. You can load several VOC files in o ex ended memory and
play hem individually. The number of voice pieces you can place in
ex ended memory is specified by his op ion. Each handle akes wo
by es of conven ional memory space. I is no advisable o alloca e oo
many handles. If you specify SBSIMhandles as 0 (zero) in he
configura ion file, SBSIM alloca es one.
AUXDRV.DRV | [Auxiliary]
CDswitchSpeaker=aa
Where aa equals
O
or
OFF.
Defaul is
OFF.
This op ion indica es
whe her o swap lef -righ speaker for Compac Disc ou pu con rol by
he Mixer. This swi ch allows he auxiliary driver o swap he con rol of
he lef and righ ou pu s from he CD.
SBSIM makes use of ex ended memory hrough i s own se of handles,
numbered from one onwards. These are SBSIM handles, no ex ended
mernoiy handles (al hough here is a one- o-on correspondence). You can
specify he number of SBSIM handles in he configura ion file using he
SBSIMhandles=nn op ion.
Generally, o use SBSIM's ex ended memory me hod, an applica ion
loads a file in o one of he SBSIM handles and subsequen ly ells SBSIM
o play he voice file from he SBSIM handle. When he VOC file is no
needed, he associa ed SBSIM handle is released along wi h he ac ual
ex ended memory alloca ed for he file. SBSIM commands provide he
abili y o use his me hod.
a® - 6
SB Standard Programming Tool