IIsdbEmergencyInformationDescriptor::GetAreaCode 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.]
Gets the area codes from an emergency information descriptor.
Syntax
HRESULT GetAreaCode(
[in] BYTE bRecordIndex,
[out] WORD **ppwVal,
[out] BYTE *pbNumAreaCodes
);
Parameters
[in] bRecordIndex
Zero-based index of the emergency information descriptor that contains the area code records. To get the number of area code records, call IIsdbEmergencyInformationDescriptor::GetCountOfRecords.
[out] ppwVal
Pointer to a buffer allocated to hold the area codes. The caller is responsible for freeing this memory.
[out] pbNumAreaCodes
Receives the number of area codes in the descriptor.
Return value
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Remarks
For more information about area codes and their use with emergency broadcast signals, refer to Annex D of the document titled SERVICE INFORMATION FOR DIGITAL BROADCASTING SYSTEM, ARIB STANDARD, ARIB STD-B10, Version 4.4.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows�7 [desktop apps only] |
| Minimum supported server | None supported |
| Target Platform | Windows |
| Header | dvbsiparser.h |