| Microsoft DirectX 9.0 |
This topic applies to Windows XP Service Pack 1 only.
The IsSubpictureStreamEnabled method returns a value indicating whether the specified subpicture stream is enabled in the current title.
Syntax
VidWebDVD.IsSubpictureStreamEnabled(
lStream As Long
) As Boolean
Parameters
lStream
Specifies the subpicture stream as a Long. Values include the following.
| Value | Description |
| 0 to 31 | Subpicture stream |
| 63 | Muted low bit-rate stream |
Return Values
Returns a Boolean value indicating whether the specified subpicture stream is available in the current title. True means it is available.
Error Codes
If the property fails, Err.Number may be set to one of the following values.
| Value | Description |
| E_UNEXPECTED | Unspecified error. |
| E_INVALIDARG | lStream is outside the allowed values. |
Remarks
Although a disc can contain up to 32 subpicture streams, each stream is not necessarily available for each title. Always verify that a stream is available for a title before setting the CurrentSubpictureStream property.
Example
Boolean = VidWebDVD.IsSubpictureStreamEnabled(lStream)
See Also