IDVB_EIT::GetVersionHash method (dvbsiparser.h)
[The feature associated with this page, Microsoft TV Technologies, is a legacy feature. Microsoft strongly recommends that new code does not use this feature.]
This topic applies to Update Rollup 2 for Microsoft Windows XP Media Center Edition 2005 and later.
The GetVersionHash method returns a hash value for this table instance. The hash value has the property that tables referring to the same content, but with different version_number and table_id fields, will return the same hash value. You can use this hash value to identify when two tables carry the same information, even if the tables are carried on different transport streams.
Syntax
HRESULT GetVersionHash(
[out] DWORD *pdwVersionHash
);
Parameters
[out] pdwVersionHash
Receives the hash value.
Return value
The method returns an HRESULT. Possible values include those in the following table.
| Return code | Description |
|---|---|
|
NULL pointer argument. |
|
The method succeeded. |
Requirements
| Target Platform | Windows |
| Header | dvbsiparser.h |