FOCUS Enhancements 3.2 - Manual (Page 138)

External Control Commands
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mpgLoadNext
This command queues an MPEG file to play when the current
video file finishes. This file will play once.
Syntax
mpgLoadNext 0 channel videoname
Parameters
channel
The channel on the Firefly (0)
videoname
The full path and video name of the MPEG file to load. (See description
for mpgLoad.)
Return Values
This command returns ACK to indicate that the file was loaded
successfully, or NAK to indicate that the file could not be loaded
(e.g., the file was not found).
mpgLoadDef
This command loads an MPEG file for playback on the specified
channel. This command does not play the file. Videoname should
include the storage path. If files are stored locally on Firefly no
storage path designation is required. This command will loop the
file indefinitely.
Syntax
mpgLoaddef 0 channel videoname
Parameters
channel
The channel on the Firefly (0)
videoname
The storage path and video name of the MPEG file to load. If no path is
designated, Firefly will default to local storage.
Return Values
This command returns ACK if the file load was started successfully, or NAK if
the file could not be loaded (e.g., the file was not found).