IWMDMLogger::LogDword method (wmdmlog.h)
The LogDword method logs a DWORD value to the current log file. A carriage return and line feed are added to each log entry.
Syntax
HRESULT LogDword(
[in] DWORD dwFlags,
[in] LPSTR pszSrcName,
[in] LPSTR pszLogFormat,
[in] DWORD dwLog
);
Parameters
[in] dwFlags
Flags that control the way a string is logged. This parameter is a combination of one or more of the following values.
Value | Description |
---|---|
WMDM_LOG_SEV_INFO | Tag the log entry as informational. |
WMDM_LOG_SEV_WARN | Tag the log entry as a warning. |
WMDM_LOG_SEV_ERROR | Tag the log entry as an error. |
WMDM_LOG_NOTIMESTAMP | Do not include a time stamp on the log entry. Time stamps are in ISO format minus the time-zone information. |
[in] pszSrcName
Optional pointer to a string containing the name of the module that is making the log entry.
[in] pszLogFormat
Pointer to a string that specifies the format of the log string. This string is of the same form as the format string for the printf function.
[in] dwLog
DWORD value to log.
Return value
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
Requirements
Requirement | Value |
---|---|
Target Platform | Windows |
Header | wmdmlog.h |
Library | Mssachlp.lib |