ILMDVRSink::GetBufferTotalSize

Summary

Gets the total size or actual size of all of the buffer (.LRC) files for the specified buffer folder.

Syntax

#include "ILMDVRSink.h"

Language Syntax
C HRESULT ILMDVRSink_GetBufferTotalSize(pILMDVRSink, nFolderIndex, uFlags, pnFiles, pnTotalFileSize)
C++ HRESULT GetBufferTotalSize(nFolderIndex, uFlags, pnFiles, pnTotalFileSize)

Parameters

ILMDVRSink *pILMDVRSink

Pointer to an ILMDVRSink interface.

long nFolderIndex

The 0-based index of the desired buffer folder.

long uFlags

Flag specifying how to calculate the total size. Possible values are:

long *pnFiles

Total number of files included in the buffer size calculation.

double *pnTotalFileSize

The total calculated buffer file size.

Returns

Value Meaning
S_OK The function was successful.
E_UNEXPECTED Starting offset not found.
DISP_E_BADINDEX Index supplied is outside the range of currently valid indexes.
LTMM_E_DVR_NO_RECORDINGS No .LRC recording files exist.
E_INVALIDARG Either the number of files or file size specified is not valid.
<>S_OK An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation.

Comments

Pass the DVRGetTotalSize_Allowed flag value to request the total allowable buffer file size OR pass the DVRGetTotalSize_Actual flag value to request the actual used total file size.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

Example

Language Example
C ILMDVRSink::GetBufferTotalSize
C++ ILMDVRSink::GetBufferTotalSize
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.