QMedia Grabber channel commands


QM_NewChannel(areaRef; channelRef; channelType):error
areaRef Longint Grabber area reference
channelRef Longint Channel reference
channelType String4 Channel type
error Longint Error result

Creates a new input channel and attaches it to a grabber plug-in area.

The grabber plug-in area is specified by areaRef.

Parameter channelRef receives a reference to the channel.

Parameter channelType specifies the type of the channel. The following predefined constants can be used:

qm_VideoMediaType "vide" Video media type
qm_SoundMediaType "soun" Sound media type


`Add a video channel to the grabber
$error:=QM_NewChannel (xGrabber;$videoChannel;qm_VideoMediaType)

Related commands

QM_DisposeChannel Destroys a grabber channel.
QM_GetGrabberChannels Returns a grabber's channels.

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