Gets information about a System Sound Services property.
- iOS 2.0+
- macOS 10.5+
- Mac Catalyst 13.0+Beta
- tvOS 9.0+
The property you want information about.
The size of the buffer pointed to by the
0if no specifier buffer is required.
A pointer to a specifier buffer, if such a buffer is required by the property about which you want information. Pass
NULLif no specifier is required.
On output, the size, in bytes, of the property value. To get the property value, you need a buffer of at least this size.
trueif the property is writable, or
falseif the property is read only.
A result code.
System Sound Services properties are listed and described in System Sound Services Property Identifiers.