Call this method to start writing DVR recording data to a separate backup file.
#include "ILMDVRSink.h"
Language | Syntax |
---|---|
C | HRESULT ILMDVRSink_StartBackupToFile(pILMDVRSink, pszTargetFile, flags) |
C++ | HRESULT StartBackupToFile(pszTargetFile, flags) |
Pointer to an ILMDVRSink interface.
Pointer to a fully qualified path name to the destination backup file.
Reserved for future use. Set value to 0.
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. |
Starts writing the DVR recording data to the specified backup file. This function is not affected by DVR settings or by calls to the ILMDVRSINK::StartChangingAttributes or ILMDVRSINK::StopChangingAttributes methods. A call to ILMDVRSINK::StopBackupToFile stops writing DVR data.
Win32, x64.
Language | Example |
---|---|
C | ILMDVRSink::StartBackupToFile |
C++ | ILMDVRSink::StartBackupToFile |
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