AVEncCommonFormatConstraint Property
| Microsoft DirectShow 9.0 |
AVEncCommonFormatConstraint Property
Specifies the target format for an encoder.
Property GUID
CODECAPI_AVEncCommonFormatConstraint
Data Type
BSTR (VT_BSTR)
Possible Values
The value of this property is a BSTR that contains the string representation of a GUID. The following GUIDs are defined.
| GUID | Description |
| CODECAPI_GUID_AVEncCommonFormatATSC | ATSC cable television. |
| CODECAPI_GUID_AVEncCommonFormatDVB | DVB cable television. |
| CODECAPI_GUID_AVEncCommonFormatDVD_DashVR | DVD-VR |
| CODECAPI_GUID_AVEncCommonFormatDVD_PlusVR | DVD+VR |
| CODECAPI_GUID_AVEncCommonFormatDVD_V | DVD-Video |
| CODECAPI_GUID_AVEncCommonFormatHighMAT | HighMAT |
| CODECAPI_GUID_AVEncCommonFormatHighMPV | Not documented in this release. |
| CODECAPI_GUID_AVEncCommonFormatMP3 | MPEG Audio Layer-3 (MP3) |
| CODECAPI_GUID_AVEncCommonFormatSVCD | Super Video CD (SVCD) |
| CODECAPI_GUID_AVEncCommonFormatUnSpecified | Unspecified format. |
| CODECAPI_GUID_AVEncCommonFormatVCD | Video CD (VCD) |
Remarks
This property is read/write.
Applications can set this property to specify the target format. Encoders can also return this property as a capability.
Requirements
Header: Include codecapi.h.
See Also