KSPROPERTY_AUDIO_NUM_EQ_BANDS
The KSPROPERTY_AUDIO_NUM_EQ_BANDS property is used to retrieve the number of frequency bands in the equalization table. This is a get-only property of a channel in an EQ node (KSNODETYPE_EQUALIZER).
Usage Summary Table
| Get | Set | Target | Property descriptor type | Property value type |
|---|---|---|---|---|
Yes |
No |
Filter |
KSNODEPROPERTY_AUDIO_CHANNEL | ULONG |
The property value (operation data) is of type ULONG and specifies the number of frequency bands in the node's equalization table.
Return Value
A KSPROPERTY_AUDIO_NUM_EQ_BANDS property request returns STATUS_SUCCESS to indicate that it has completed successfully. Otherwise, the request returns an appropriate error status code.
Remarks
This property is used in conjunction with the KSPROPERTY_AUDIO_EQ_BANDS and KSPROPERTY_AUDIO_EQ_LEVEL properties to determine the lengths of the arrays that contain the values for those properties.
Requirements
Header |
Ksmedia.h (include Ksmedia.h) |