Microsoft DirectX 8.1 (C++)

Microsoft Unified Tuning Model Constants (Visual Basic)

Constant Description
BinaryConvolutionCodeRate Specifies the binary convolution code rate used in the forward error correction scheme.
ComponentCategory Specifies the type of content in an Advanced Television System Committee (ASTC) sub-stream (component).
ComponentStatus Specifies the status of a sub-stream (component).
DVBSystemType Specifies the type of Digital Video Broadcasting (DVB) system supported in a Tuning Space.
FECMethod Specifies the type of forward error correction being used by the provider.
GuardInterval Specifies the guard interval on a Digital Video Broadcasting-Terrestrial (DVB-T) system.
HierarchyAlpha Specifies the hierarchy alpha on a Digital Video Broadcasting-Terrestrial (DVB-T) system.
ModulationType Specifies the modulation type.
MPEG2StreamType Specifies the MPEG stream type.
Polarisation Specifies the polarization type.
SpectralInversion Indicates the type of spectral inversion on Quadrature Phase Shift Keying in a Broadcast Driver Architecture capture device.
TransmissionMode Specifies the transmission mode.
TunerInputType Specifies the frequency of a TV tuner (cable or antenna).