Developer Documentation

QuickTime 4 API Documentation
QuickTime Music Architecture

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Instrument Knob Flags

These flags are used in the knobFlags field of an instrument knob list structure [link] to indicate what to do if a requested knob is not in the list.

enum {
    kInstKnobMissingUnknown         = 0,
    kInstKnobMissingDefault         = 1 << 0
};

Constant descriptions

kInstKnobMissingUnknown
If the requested knob is not in the list, do not set its value.

kInstKnobMissingDefault
If the requested knob is not in the list, use its default value.

© 1999 Apple Computer, Inc.

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