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4/8/2010

The size or aspect ratio of the native video has changed.

Parameters

lParam1

Low-order WORDvalue is the width in pixels; high-order WORDis the height in pixels.

lParam2

Low-order WORDvalue is the picture's aspect ratio for the x-axis; high-order WORDis the picture's aspect ratio for the y-axis.

Remarks

This event notification is sent whenever a video renderer detects a change in native video size or a change in the video aspect ratio.

The DirectShow renderers detect whether the video has changed size or not prior to sending these events.

For information on how to use this event code, see CBaseFilter::NotifyEvent.

Requirements

Windows Embedded CE Windows CE 2.12 and later
Windows Mobile Pocket PC for Windows Mobile Version 5.0 and later, Smartphone for Windows Mobile Version 5.0 and later
Note Microsoft DirectShow applications and DirectShow filters have different include file and Library requirements
For more information, see Setting Up the Build Environment

See Also