The PROPSETID_VIDCAP_TVAUDIO property set controls settings that are unique to the audio that is associated with television sources. This includes secondary audio program (SAP), and stereo or mono selection. These controls are generally found on devices external to the system audio mixer.

The KSPROPERTY_VIDCAP_TVAUDIO enumeration in ksmedia.h specifies the properties of this set.

Support for this property set is optional and should be implemented only by minidrivers of devices that support TV audio.

TV audio capture minidrivers are required to implement the following properties:




DirectShow Interface

The DirectShow IAMTVAudio interface (see the DirectShow documentation in the Microsoft Windows SDK) provides access to the properties of this set.



Send comments about this topic to Microsoft