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Retrieves the format of the current source media file.
#include "ltmm.h"
| Language | Syntax |
|---|---|
| C | HRESULT IltmmMediaInfo_get_SourceFormat(pMediaInfo, pVal) |
| C++ | HRESULT get_SourceFormat(pVal) |
Pointer to an IltmmMediaInfo Interface.
Pointer to a variable to be updated with a value that represents the format of the current source media file. For a list of possible values, refer to the ltmmMediaInfo_SourceFormat constants.
| Value | Meaning |
|---|---|
| S_OK | The function was successful. |
| <> S_OK | An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation. |
Call IltmmMediaInfo::get_SourceFormatName to get a descriptive string for the format.
To get the current source media file, call IltmmMediaInfo::get_SourceFile.
The current source media file, set using IltmmMediaInfo::put_SourceFile, is the file for which the IltmmMediaInfo interface/object gets information. This function must be called before calling any of the other IltmmMediaInfo functions used for retrieving information.
Call IltmmMediaInfo::ResetSource to release the source file when it is no longer needed.
Win32, x64.
| Language | Example |
|---|---|
| C | Retrieving Media File Information |
| C++ | Retrieving Media File Information |
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