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EC_VIDEO_SIZE_CHANGED

 
Microsoft DirectShow 9.0

EC_VIDEO_SIZE_CHANGED

The native video size has changed.

Parameters

lParam1

(DWORD) Low-order WORD specifies the new width, in pixels; high-order WORD specifies the new height, in pixels.

lParam2

Zero.

Default Action

None.

Remarks

Video renderers may send this event if they detect a change in the native video size.

The Video Mixing Renderer 7 (VMR-7) and the Video Mixing Renderer 9 (VMR-9) send this event in windowed mode, but not in windowless mode or renderless mode. For more information about windowed mode in the VMR, see Video Rendering.

Requirements

  Header: Dshow.h.

See Also