.TH BLIND-MEAN 1 blind
.SH NAME
blind-mean - Calcuate the mean over videos for each pixel in each frame
.SH SYNOPSIS
.B blind-mean
[-d | -g | -h | -H | -i | -l
.I power-stream
| -L | -p
.I power-stream
| -s
.I power-stream
| -v | -z
.IR power-stream ]
.I stream-1
.IR stream-2 \ ...
.SH DESCRIPTION
.B blind-mean
reads videos from
.I stream-1
and the files specified in all succeeding
arguments, and for each pixel in each frame,
calculates the mean of the videos, and prints
the resulting video to stdout.
.P
Unless otherwise specified, the arithmetic mean
is calculated.
.SH OPTIONS
.TP
.B -d
Calculate the standard deviation.
.TP
.B -g
Calculate the geometric mean.
.TP
.B -h
Calculate the harmonic mean.
.TP
.B -H
Calculate the Heronian mean.
No arguments after
.I stream-2
are allowed if this flag is used.
.TP
.B -i
Calculate the identric mean.
.TP
.BR -l \ \fIpower-stream\fP
Calculate the Lehmer mean with the power
specified in the same frame and pixel in
the video
.IR power-stream .
.TP
.B -L
Calculate the logarithmic mean.
No arguments after
.I stream-2
are allowed if this flag is used.
.TP
.BR -p \ \fIpower-stream\fP
Calculate the power mean (Hölder mean) with
the power specified in the same frame and
pixel in the video
.IR power-stream .
.TP
.BR -s \ \fIpower-stream\fP
Calculate the Stolarsky mean with the power
specified in the same frame and pixel in
the video
.IR power-stream .
No arguments after
.I stream-2
are allowed if this flag is used.
.TP
.B -v
Calculate the variance.
.TP
.BR -z \ \fIpower-stream\fP
Calculate the Heinz mean with the power
specified in the same frame and pixel in
the video
.IR power-stream .
No arguments after
.I stream-2
are allowed if this flag is used.
.SH SEE ALSO
.BR blind (7),
.BR blind-temporal-mean (1),
.BR blind-spatial-mean (1),
.BR blind-temporal-arithm (1),
.BR blind-spatial-arithm (1),
.BR blind-arithm (1),
.BR blind-rewrite-head (1)
.SH AUTHORS
Mattias Andrée
.RI < maandree@kth.se >