CBaseControlVideo::GetVideoFormat

Retrieves a video sample that represents the current video format.

virtual VIDEOINFOHEADER* GetVideoFormat( ) PURE;

Parameters

None.

Return Values

Returns a pointer to a VIDEOINFOHEADER structure that contains the current video format.

Remarks

To return and check certain information through IBasicVideo, the object must know the current video format. It gets this information by calling this pure virtual method that derived classes must override. This member function is called by the following CBaseControlVideo member functions:

• CBaseControlVideo::OnVideoSizeChange
• CBaseControlVideo::get_AvgTimePerFrame
• CBaseControlVideo::get_BitRate
• CBaseControlVideo::get_BitErrorRate
• CBaseControlVideo::get_VideoWidth
• CBaseControlVideo::get_VideoHeight
• CBaseControlVideo::GetVideoPaletteEntries
• CBaseControlVideo::GetVideoSize

Requirements

DirectShow applications and DirectShow filters have different include file and link library requirements. See Setting Up the Build Environment for more information.

OS Versions: Windows CE 2.12 and later. Version 2.12 requires DXPAK 1.0 or later.
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Last updated on Wednesday, April 13, 2005

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