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IMDSPStorage::SendOpaqueCommands

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The SendOpaqueCommands method sends a command through Windows Media Device Manager. Without acting on it, Windows Media Device Manager passes the command through to a device.

Syntax

HRESULT SendOpaqueCommands(OPAQUECOMMAND*pCommand);

Parameters

pCommand

[in, out]  Pointer to an OPAQUECOMMAND structure containing the information required to execute the command.

Return Values

The method returns an HRESULT. All the interface methods in Windows Media Device Manager can return any of the following classes of error codes:

  • Standard COM error codes
  • Windows error codes converted to HRESULT values
  • Windows Media Device Manager error codes

For an extenstive list of possible error codes, see Error Codes.

Possible values include, but are not limited to, those in the following table.

Return code Description
S_OK The method succeeded.
E_INVALIDARG The pCommand parameter is an invalid or NULL pointer.
E_FAIL An unspecified error occurred.

Remarks

This method is used with device commands that do not affect Windows Media Device Manager, and are passed through unchanged.

This method is optional. For more information, see Mandatory and Optional Interfaces.

Requirements

Header: Defined in mswmdm.h.

Library: mssachlp.lib

See Also