IAtscPsipParser::GetEAS

Microsoft DirectShow 9.0

This topic applies to Update Rollup 2 for Microsoft Windows XP Media Center Edition 2005 and later.

The GetEAS method retrieves the emergency alert message (EAS) table.

Syntax

  HRESULT GetEAS(
  DWORD  dwTimeout,
  ISCTE_EAS**  ppEAS
);

Parameters

dwTimeout

[in] Specifies a time-out value, in milliseconds. If the filter does not receive the data within the time-out period, the method fails.

ppCAT

[out] Receives an ISCTE_EAS interface pointer. The caller must release the interface.

Return Values

The method returns an HRESULT. Possible values include those in the following table.

Return code	Description
E_OUTOFMEMORY	Insufficient memory.
E_POINTER	NULL pointer argument.
MPEG2_E_SECTION_NOT_FOUND	The filter did not receive the table in the allotted time.
MPEG2_E_UNINITIALIZED	The Initialize method was not called.
S_OK	The method succeeded.

Remarks

The method fails if the filter does not receive a matching table within a predetermined length of time.

Requirements

Header: Include atscpsipparser.h.

See Also

Ressources supplémentaires