IltmmMediaSampleDisp::put_Preroll

Summary

Specifies whether this sample is a preroll sample.

Syntax

#include "ltmm.h"

Language Syntax
C HRESULT IltmmMediaSampleDisp_put_Preroll(pMediaSampleDisp, newVal)
C++ HRESULT put_Preroll(newVal)

Parameters

IltmmMediaSampleDisp *pMediaSampleDisp

Pointer to an IltmmMediaSampleDisp interface.

VARIANT_BOOL newVal

Flag that indicates whether the sample represents a discontinuity in the data stream. Possible values are:

Value Meaning
VARIANT_TRUE The media sample is discontinuous with the previous sample.
VARIANT_FALSE The media sample is not discontinuous with the previous sample.

Returns

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.

Comments

A preroll sample is a sample delivered prior to the selected start time.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

Example

Language Example
C Copying ltmmMediaSample attributes and data
C++ Copying ltmmMediaSample attributes and data
Help Version 22.0.2023.1.26
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.

LEADTOOLS Multimedia C API Help
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.