IVideoMixer::SetOutputSize
From AVObjects Knowledge Base
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− | + | The '''SetOutputSize''' method sets the output frame size. See [[IVideoMixer]] for other methods. | |
+ | |||
+ | ===Syntax=== | ||
+ | |||
+ | <source lang="cpp"> | ||
+ | HRESULT SetOutputSize( | ||
+ | [in] DWORD _dwWidth, | ||
+ | [in] DWORD _dwHeight | ||
+ | ); | ||
+ | </source> | ||
+ | |||
+ | ===Parameters=== | ||
+ | |||
+ | ''_dwWidth'' | ||
+ | |||
+ | [in] Sets the width of the output frame. | ||
+ | |||
+ | ''_dwHeight'' | ||
+ | |||
+ | [in] Sets the height of the output frame. | ||
+ | |||
+ | ===Return Values=== | ||
+ | |||
+ | {| | ||
+ | |'''Return code''' | ||
+ | |'''Description''' | ||
+ | |- | ||
+ | |S_OK | ||
+ | |Success. | ||
+ | |- | ||
+ | |S_FALSE | ||
+ | |The size is the same. | ||
+ | |- | ||
+ | |VFW_E_TYPE_NOT_ACCEPTED | ||
+ | |Downstream filter does not support this resolution. | ||
+ | |- | ||
+ | |} | ||
+ | |||
+ | ===Remarks=== | ||
+ | |||
+ | If ''_dwWidth'' and ''_dwHeight'' are zero, default output size will be set. (Default output size is the size of the maximum input frame.) |
Latest revision as of 14:48, 31 July 2007
The SetOutputSize method sets the output frame size. See IVideoMixer for other methods.
Contents |
Syntax
HRESULT SetOutputSize( [in] DWORD _dwWidth, [in] DWORD _dwHeight );
Parameters
_dwWidth
[in] Sets the width of the output frame.
_dwHeight
[in] Sets the height of the output frame.
Return Values
Return code | Description |
S_OK | Success. |
S_FALSE | The size is the same. |
VFW_E_TYPE_NOT_ACCEPTED | Downstream filter does not support this resolution. |
Remarks
If _dwWidth and _dwHeight are zero, default output size will be set. (Default output size is the size of the maximum input frame.)