EC_CONTENTPROPERTY_CHANGED
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8/28/2008
This event code is sent when a streaming media filter receives a change in the stream's description information.
Parameters
lParam1
Value of type ULONG representing one of the following messages.Message Description AM_CONTENTPROPERTY_TITLE
The stream's title information has changed.
AM_CONTENTPROPERTY_AUTHOR
The stream's author information has changed.
AM_CONTENTPROPERTY_COPYRIGHT
The stream's copyright information has changed.
AM_CONTENTPROPERTY_DESCRIPTION
The stream's description has changed.
- lParam2
Void.
Remarks
This event code only indicates which stream property has changed. It does not provide the new value of that property.
Your application must requery the stream to obtain the specific value of the new property.
For information about how to use this event code, see CBaseFilter::NotifyEvent.