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| author | Mattias Andrée <maandree@kth.se> | 2017-05-13 20:35:26 +0200 |
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| committer | Mattias Andrée <maandree@kth.se> | 2017-05-13 20:35:26 +0200 |
| commit | f69ec5134ffc1fc27764ca70d10be92517ec4498 (patch) | |
| tree | ce6aa54fd5d43dc32e88ba3afaa204ea8a7f24cb /man/blind-make-kernel.1 | |
| parent | Add man pages for blind-{to,from}-portable and make -s the default (and invert it's meaning) (diff) | |
| download | blind-f69ec5134ffc1fc27764ca70d10be92517ec4498.tar.gz blind-f69ec5134ffc1fc27764ca70d10be92517ec4498.tar.bz2 blind-f69ec5134ffc1fc27764ca70d10be92517ec4498.tar.xz | |
Add blind-make-kernel
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'man/blind-make-kernel.1')
| -rw-r--r-- | man/blind-make-kernel.1 | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/man/blind-make-kernel.1 b/man/blind-make-kernel.1 new file mode 100644 index 0000000..903f489 --- /dev/null +++ b/man/blind-make-kernel.1 @@ -0,0 +1,84 @@ +.TH BLIND-MAKE-KERNEL 1 blind +.SH NAME +blind-make-kernel - Create a custom convolution matrix +.SH SYNOPSIS +.B blind-make-kernel +[-d +.IR denominator ]\ ... +[-nxyza] +-- +.IR value \ ...]\ ... +.SH DESCRIPTION +.B blind-make-kernel +creates a convolution matrix that can be applied to +a video using +.BR blind-apply-kernel (1). +.P +The matrix is construct from each +.I value +with +.B -- +delimiting the rows. For example +.P +.nf + blind-make-kernel 1 2 3 -- 4 5 6 +.fi +.P +creates the matrix +.P +.nf + 1 2 3 + 4 5 6 +.fi +.P +If no +.I value +is specified (and at most one +.B -- +is used) +the matrix is read from stdin, <newline> +is used to delimit rows and other whitespace +is used to delimit cells. +.SH OPTIONS +.TP +.B -a +Apply the values to the alpha channel, set the +values for all unselected channels to zero. +.TP +.BR -d \ \fIdenominator\fP +Divide the matrix by +.IR denominator . +This option is applied after +.B -n +and can be used multiple times. The product of +all specified values are used as the denominator. +.TP +.B -n +Normalise the matrix, that is, divide it by the +sum of all its elements. This option is applied +before +.BR -d . +.TP +.B -x +Apply the values to the X channel, set the values +for all unselected channels to zero. +.TP +.B -y +Apply the values to the Y channel, set the values +for all unselected channels to zero. +.TP +.B -z +Apply the values to the Z channel, set the values +for all unselected channels to zero. +.SH NOTES +.B blind-make-kernel +Create a single frame, to that it can be stored to +disk. When applying it to a video, you want to use +.BR blind-repeat (1). +.SH SEE ALSO +.BR blind (7), +.BR blind-apply-kernel (1), +.BR blind-repeat (1) +.SH AUTHORS +Mattias Andrée +.RI < maandree@kth.se > |