Preset Commands
Preset commands are structured using both fixed commands and variables. In the following
pages, fixed commands are in
command
fonts
that identify the HLI commands, and
variables that represent the device, argument, or parameter value are in
slanted fonts
.
presetadvance
The
presetadvance
command advances or reverses the player in a preset by a single
frame. The command is issued each time a single frame advance or reverse is required. The
players in the preset must be in pause (playspeed:
0
) before the command is issued. See
presetplay
and
pause
.
NOTE:
This command only applies to video channels. To step both video and data
synchronously, use the
presetstep
command.
Command line structure (required parameters in bold):
presetadvance
name
direction
Available parameters and arguments for this command are:
Parameter
Argument
Description
name
string
Example:
preset1
The name of the stored preset.
direction
Any
positive
or
negative
integer
Example:
1
or
-1
A positive integer is a single forward frame
step. A negative integer is a single reverse
frame step.
Example 1 - Stepping the players in the preset named
"preset1"
by 1 frame in a forward
direction.
presetadvance
preset1
1
]
Example 2 - Stepping the players in the preset named
"preset1"
by 1 frame in a reverse
direction.
presetadvance
preset1
-1
]
Example 3 - Stepping the players in the preset named
"preset1"
by 2 frames in a reverse
direction.
presetadvance
preset1
-1
]
presetadvance
preset1
-1
]
Example 4 - Stepping the currently running players in
"preset1"
by 1 frame in a reverse
direction.
presetplay
preset1
0
]
presetadvance
preset1
-1
]
presetcopy
The
presetcopy
command makes a copy of an existing preset and assigns it a new name.
Command line structure (required parameters in bold):
presetcopy
name
newname
name:
Name of the stored preset.
newname:
New preset name.
Example 1 - Make a copy of
"preset1"
named
"preset2"
.
presetcopy
preset1
preset2
]
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