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The following table describes the video port output stream media types used by DVDs:
| Attribute | Value |
|---|---|
Major Format GUID |
KSDATAFORMAT_TYPE_VIDEO |
Minor Format GUID |
KSDATAFORMAT_SUBTYPE_VPVideo |
Format Block Specifier GUID |
KSDATAFORMAT_SPECIFIER_NULL |
Kernel-mode interface provides control of video port extensions (VPE) settings. For more information, see VideoPort Extensions Background.
The following table describes the closed caption (CC) output stream media type used by DVDs:
| Attribute | Value |
|---|---|
Major Format GUID |
KSDATAFORMAT_TYPE_AUXLine21Data |
Minor Format GUID |
KSDATAFORMAT_SUBTYPE_Line21_GOPPacket |
Format Block Specifier GUID |
KSDATAFORMAT_SPECIFIER_NONE |
A frame size of 200 (decimal) in the SampleSize member of the KSDATAFORMAT structure must be specified. For more information, see Closed Captioning Streams.