Microsoft DirectX 8.0

Functions

Microsoft® DirectShow® provides the following function:

AMGetErrorText Retrieves the error message text for a given message ID.

AMGetErrorText

Functions

Retrieves the error message for a given return code, using the current language setting.

This function converts HRESULT return codes to error messages. The constant MAX_ERROR_TEXT_LEN specifies the maximum number of characters in an error message.

Note  To use this function, your application must link to the library file Quartz.lib.

Syntax

DWORD AMGetErrorText(
    HRESULT hr,
    TCHAR *pBuffer,
    DWORD MaxLen
);

Parameters

hr
HRESULT value.
pBuffer
Pointer to a character buffer that receives the error message.
MaxLen
Number of characters in pBuffer.

Return Value

Returns the number of characters returned in the buffer, or zero if an error occurred.