References ▼
#include "ltmm.h"
C Syntax |
HRESULT IltmmMediaTypeDisp_get_TemporalCompression(pMediaTypeDisp, pVal) |
C++ Syntax |
HRESULT get_TemporalCompression(pVal) |
IltmmMediaTypeDisp *pMediaTypeDisp; |
pointer to an interface |
VARIANT_BOOL *pVal; |
pointer to a variable |
Determines whether samples are compressed using temporal (interframe) compression.
| Parameter | Description | |
| pMediaTypeDisp | Pointer to an IltmmMediaTypeDisp interface. | |
| pVal | Pointer to a variable that indicates whether the samples are compressed using temporal compression. Possible values are: | |
| Value | Meaning | |
| VARIANT_TRUE | The samples are compressed using temporal compression. | |
| VARIANT_FALSE | The samples are not compressed using temporal compression. | |
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 value of VARIANT_TRUE indicates that not all frames are key frames.
Win32, x64
For a C example, refer to Copying ltmmMediaType Attributes and Data for C.
For a C++ example, refer to Copying ltmmMediaType Attributes and Data for C++.
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