Tuner Properties

The PROPSETID_TUNER property set contains properties related to radio and TV tuners. The following tables describe the properties that are part of the PROPSETID_TUNER property set. The second table describes properties that are implemented for an AVStream minidriver that runs on Windows Vista and later.

PROPSETID_TUNER KS propertiesProperty description

KSPROPERTY_TUNER_CAPS

Returns information on the capabilities of the tuner hardware, including the tuning modes that are supported, such as TV and radio tuning.

KSPROPERTY_TUNER_FREQUENCY

Controls the current TV channel or radio frequency.

KSPROPERTY_TUNER_INPUT

Controls the input to the tuner device, such as coaxial cable or antenna tuner input.

KSPROPERTY_TUNER_MODE

Controls the tuning device mode, such as analog TV, digital TV, radio, or DSS.

KSPROPERTY_TUNER_MODE_CAPS

Returns the capabilities for each individual tuning mode. Analog TV tuner capabilities that are returned can be different than radio tuning capabilities that are returned.

KSPROPERTY_TUNER_STANDARD

Returns an analog tuner's standard, such as NTSC, PAL, or SECAM.

KSPROPERTY_TUNER_STATUS

Returns the current status of a tuner process, including current frequency, PLL offset, and signal strength.

KSPROPERTY_TUNER_IF_MEDIUM

Returns the pin medium for the intermediate frequency pin for tuner devices that support digital TV.

 

The following table describes the PROPSETID_TUNER properties that are new for Windows Vista.

PROPSETID_TUNER KS propertiesProperty description

KSPROPERTY_TUNER_SCAN_CAPS

Returns the supported broadcast network types and whether the tuning device can support signal scans and notifications about the scan results.

KSPROPERTY_TUNER_SCAN_STATUS

Returns the status of a signal scan.

KSPROPERTY_TUNER_STANDARD_MODE

Controls whether the tuner can automatically detect the tuner's standard from the signal.

KSPROPERTY_TUNER_NETWORKTYPE_SCAN_CAPS

Returns the scanning capabilities of a particular broadcast network type that the tuning device supports.

 

 

 

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