Important: Inside Macintosh: Sound is deprecated as of Mac OS X v10.5. For new audio development in Mac OS X, use Core Audio. See the Audio page in the ADC Reference Library.
You can use the
SetDefaultOutputVolume
SetDefaultOutputVolume
function to set the default volume of a sound output device.
FUNCTION SetDefaultOutputVolume (level: LongInt): OSErr;
level
- The desired default volume level of a sound output device.
DESCRIPTION
TheSetDefaultOutputVolume
function sets the default volume of a sound output device. The values you can specify in the high and low words of thelevel
parameter range from 0 (silence) to $0100 (full volume).SPECIAL CONSIDERATIONS
TheSetDefaultOutputVolume
function is available only in versions 3.0 and later of the Sound Manager. You can call this function at interrupt time.ASSEMBLY-LANGUAGE INFORMATION
The trap macro and routine selector for theSetDefaultOutputVolume
function are
Trap macro Selector _SoundDispatch $02300024 RESULT CODES
noErr 0 No error