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Annotation of researchv10dc/man/adm/man1/2500.1, revision 1.1.1.1

1.1       root        1: .TH 2500 1
                      2: .CT 1 graphics comm_dev
                      3: .SH NAME
                      4: 2500 \- BVH2500 videotape recorder
                      5: .SH SYNOPSIS
                      6: .B 2500
                      7: [
                      8: .B -lq
                      9: ]
                     10: .SH DESCRIPTION
                     11: .I 2500
                     12: is an interpreter of commands to control
                     13: a SONY BVH2500 1-inch video recorder, whose
                     14: inputs and outputs have already been set up.
                     15: The options are
                     16: .TP
                     17: .B -l
                     18: Create a log file; useful in pursuit of bugs.
                     19: .TP
                     20: .B -q
                     21: Suppress the initial status report.
                     22: .PP
                     23: Most of the commands require an intimate knowledge of the equipment.
                     24: The simpler commands are described below;
                     25: see the
                     26: .B help
                     27: command for a complete list.
                     28: Times are given as
                     29: .B "[[hrs.]min.]sec.fr"
                     30: where there are 30 frames per second.
                     31: The commands are
                     32: .TF viewxxxxxx
                     33: .TP 10n
                     34: .BI cue \ t
                     35: Move the tape to time
                     36: .IR t .
                     37: .TP
                     38: .B help
                     39: Produce a list of all commands.
                     40: .TP
                     41: .BI loop "\ t0 t1 fps"
                     42: Play from
                     43: .I t0
                     44: through
                     45: .I t1
                     46: and back again at
                     47: .I fps
                     48: frames per second.
                     49: .TP
                     50: .B play
                     51: Start playing the tape from the current frame.
                     52: .TP
                     53: .BI snap \ n
                     54: When in still record mode, record the current input onto the next
                     55: .I n
                     56: frames.
                     57: A missing
                     58: .I n
                     59: is taken to be 1.
                     60: .TP
                     61: .B status
                     62: Print some status information.
                     63: The command
                     64: .B status status
                     65: prints all available status information.
                     66: .TP
                     67: .BI still \ t
                     68: Go into still record mode and cue to time
                     69: .IR t .
                     70: The command returns before the tape transport is done;
                     71: usually it must be followed by
                     72: .LR wait .
                     73: .TP
                     74: .B still mode on|off
                     75: Turn still mode on or off.
                     76: .TP
                     77: .B stop
                     78: Stop the tape transport.
                     79: .TP
                     80: .BI view " t0 t1"
                     81: Play from
                     82: .I t0
                     83: through
                     84: .I t1.
                     85: .B wait
                     86: Wait for the previous tape transport command to finish.
                     87: .TP
                     88: .B !
                     89: Interpret the rest of the line as a 
                     90: .IR sh (1)
                     91: command.
                     92: .TP
                     93: .B #
                     94: Comment.  Ignore the rest of the line.
                     95: .PD
                     96: .PP
                     97: .SH EXAMPLES
                     98: Assuming you have already set up the video switch to feed the BVH2500,
                     99: the following script will record (or rerecord) a movie starting at 2 minutes.
                    100: .EX
                    101: still 2.0.0
                    102: wait
                    103: !generate an image
                    104: snap 1
                    105: # repeat the last two lines as necessary
                    106: still mode off
                    107: stop
                    108: .EE
                    109: .br
                    110: .SH BUGS
                    111: The BVH2500 will misbehave if the pause between
                    112: .BR snap s
                    113: (in still record mode) is too long,
                    114: or if you record for many hours on end.
                    115: The latter problem can be avoided by using scripts that run
                    116: for 2 or 3 hours and sleeping for 10 minutes between scripts
                    117: with the tape transport off.
                    118: .br
                    119: Commands in the help list are (incorrectly) capitalized.
                    120: 

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