IESFCompression::SetGopSize
HRESULT SetGopSize(
long lValue
);
lValue |
[in] New GOP size. |
Selects the MPEG-4 GOP (group of pictures) size.
The GOP size setting is available only if following conditions are met:
- the filter uses a Picolo Diligent.
- the media type is MEDIASUBTYPE_DX50 or WMMEDIASUBTYPE_MP4S.
Be aware that, when the output format is set to AUTO, the media type is decided only when the filter is connected. The media type can be selected through the output format setting.
Return Values
Returns an HRESULT value. Possible values include the following.
Return code |
Description |
S_OK |
No error. |
VFW_E_FILTER_ACTIVE |
GOP size cannot be changed while the filter is running. |
E_INVALIDARG |
Invalid GOP size. |
E_FAIL |
GOP size setting is not applicable. See notes above. |
Requirements
Header |
ESFilter.h |
Library |
ESFilter.dll |
MultiCam |
5.0 or later |