Visual Circuits Mantis Media Gateway, Руководство пользователя

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External Control Commands
175
Command Syntax
❏
All commands shown in this section are in upper case
❏
There are no spaces in the command argument itself
❏
Between commands there are spaces
A sequence such as
<command1>(space)<command2>(space)<command3>
(space)<command4><CR>
indicates that four separate commands are to execute.
Some address arguments are required and some are optional.
❏
Whenever an address is required for a command, it is
shown as
<address>
.
❏
Where an address is optional, it is shown as
(address)
.
Address Arguments
Some commands permit or require address arguments. These
arguments can be used to specify a position (frame or timecode)
address within a video or an address which identifies the position
or sequence order of a video within a list of videos. A list of videos
playing sequentially is a playlist.
Laserdisc refers to a video playlist as a Chapter or CH. To specify
a file address within a chapter, the sequential position is indicated
by
x
.
CH5
, for example, would indicate the fifth file in the playlist
or chapter. Designating the file position
x
is also accepted. See
Chapter Number Request (?C) on page 189 for command.