Help Version 19.0.2017.10.27
References ▼
#include "ltmm.h"
C Syntax |
HRESULT IltmmMediaSampleDisp_get_SyncPoint(pMediaSampleDisp, pVal) |
C++ Syntax |
HRESULT get_SyncPoint(pVal) |
IltmmMediaSampleDisp *pMediaSampleDisp; |
pointer to an interface |
VARIANT_BOOL *pVal; |
pointer to a variable |
Determines if the beginning of this sample is a synchronization point.
| Parameter | Description | |
| pMediaSampleDisp | Pointer to an IltmmMediaSampleDisp interface. | |
| pVal | Pointer to a variable to be updated with a value that indicates whether the beginning of the sample is a synchronization point. Possible values are: | |
| Value | Meaning | |
| VARIANT_TRUE | The beginning of the sample is a synchronization point. | |
| VARIANT_FALSE | The beginning of the sample is not a synchronization point. | |
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. |
A stream can begin at any synchronization point. With some compression types, streaming can begin only at certain points in the stream; for example, on key frames.
Required DLLs and Libraries
LTMM For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
Win32, x64
For a C example, refer to Copying ltmmMediaSample attributes and data for C.
For a C++ example, refer to Copying ltmmMediaSample attributes and data for C++.
Raster .NET | C API | C++ Class Library | JavaScript HTML5
Document .NET | C API | C++ Class Library | JavaScript HTML5
Medical .NET | C API | C++ Class Library | JavaScript HTML5
Medical Web Viewer .NET