MultiCam Boards Documentation > MultiCam Documentation > MultiCam DirectShow Reference > Reference Guide > Event Codes

Event Codes

The Euresys source filter posts following events to the filter graph manager.

Event notification code

Description

EC_ESF_SIGNAL_LOST

The Euresys source filter encountered a video signal loss. The filter does not output media samples when there is no video signal.

param1 = BoardId: Integer of type long. Index of the board where the video loss occurred.

param2 = ConnectorId: Integer of type long. Index of the connector where the video loss occurred.

EC_ESF_SIGNAL_RESTORED

The video signal was restored on a Euresys source filter. The filter is providing media samples.

param1 = BoardId: Integer of type long. Index of the board where the video was restored.

param2 = ConnectorId: Integer of type long. Index of the connector  where the video was restored.

EC_OLE_EVENT

This event is generated in addition with the two events above. It provides a string describing the event.

param1 = Type: String of type BSTR. Contains the type information: "Text".

param2 = Desccription: String of type BSTR. Contains the description of the event.

See also

Source Selection

IESFProperties::IsVideoSignalPresent