blind

commit d2b8e19411dae84059104441bd186bbdf35df7e3
parent 0ec6b43bdc2c15121280b771be2053d957537b6e
Author: Mattias Andrée <maandree@kth.se>
Date:   Fri, 20 Jan 2017 15:38:03 +0100

Add man pages

Signed-off-by: Mattias Andrée <maandree@kth.se>

Diffstat:
M
man/blind-arithm.1
 | 
3
++-
A
man/blind-dissolve.1
 | 
17
+++++++++++++++++
A
man/blind-reverse.1
 | 
22
++++++++++++++++++++++
A
man/blind-set-alpha.1
 | 
33
+++++++++++++++++++++++++++++++++
A
man/blind-set-luma.1
 | 
26
++++++++++++++++++++++++++
A
man/blind-time-blur.1
 | 
29
+++++++++++++++++++++++++++++

6 files changed, 129 insertions(+), 1 deletion(-)
diff --git a/man/blind-arithm.1 b/man/blind-arithm.1
@@ -18,6 +18,7 @@ to stdout.
 The operation with operands from the same colour
 parameters on the sames pixels on the same frames
 on the two videos.
+.P
 If stdin is longer than
 .IR right-hand-stream ,
 the remainder or stdin is printed without any changes.
@@ -25,7 +26,7 @@ If stdin is shorter than
 .IR right-hand-stream ,
 the remainder of
 .I right-hand-stream
-is ignored and will not be read.
+is ignored but may be partially read.
 .SH OPERATIONS
 .TP
 .B add
diff --git a/man/blind-dissolve.1 b/man/blind-dissolve.1
@@ -0,0 +1,17 @@
+.TH BLIND-DISSOLVE 1 blind
+.SH NAME
+blind-dissolve - Fade a video by chaning it's alpha channel
+.SH SYNOPSIS
+.B blind-dissolve
+[-r]
+.SH DESCRIPTION
+.B blind-dissolve
+reads a video from stdin and prints a version if it to stdout
+where the the alpha channel fades to zero.
+.SH OPTION
+.TP
+.B -r
+Fade in from zero alpha instead of out to zero alpha.
+.SH AUTHORS
+Mattias Andree
+.RI < maandree@kth.se >
diff --git a/man/blind-reverse.1 b/man/blind-reverse.1
@@ -0,0 +1,22 @@
+.TH BLIND-REVERSE 1 blind
+.SH NAME
+blind-reverse - Reverse a video
+.SH SYNOPSIS
+.B blind-reverse
+[-i]
+.I file
+.SH DESCRIPTION
+.B blind-reverse
+reads a video from
+.I file
+and prints it in reverse frame-order to stdout.
+.I file
+must be a regular file.
+.SH OPTIONS
+.TP
+.B -i
+Reverse the file in place rather than printing
+it to stdout.
+.SH AUTHORS
+Mattias Andree
+.RI < maandree@kth.se >
diff --git a/man/blind-set-alpha.1 b/man/blind-set-alpha.1
@@ -0,0 +1,33 @@
+.TH BLIND-SET-ALPHA 1 blind
+.SH NAME
+blind-set-alpha - Multiply the alpha channel of a video
+.SH SYNOPSIS
+.B blind-set-alpha
+[-i]
+.I alpha-stream
+.SH DESCRIPTION
+.B blind-set-alpha
+reads a video from stdin and a mask video from
+.IR alpha-stream .
+The video is printed to stdout, with each alpha value
+multiplied by the product of the luminosity and the
+alpha value of the corresponding pixel and frame in
+the mask video.
+.P
+If stdin is longer than
+.IR alpha-stream ,
+the remainder or stdin is printed without any changes.
+If stdin is shorter than
+.IR alpha-stream ,
+the remainder of
+.I alpha-stream
+is ignored but may be partially read.
+.SH OPTIONS
+.TP
+.B -i
+Use the inverse luminosity of the mask video instead
+of the luminosity. It is still multiplied by the
+alpha value.
+.SH AUTHORS
+Mattias Andree
+.RI < maandree@kth.se >
diff --git a/man/blind-set-luma.1 b/man/blind-set-luma.1
@@ -0,0 +1,26 @@
+.TH BLIND-SET-LUMA 1 blind
+.SH NAME
+blind-set-luma - Multiply the luminosity of a video
+.SH SYNOPSIS
+.B blind-set-luma
+.I luma-stream
+.SH DESCRIPTION
+.B blind-set-luma
+reads a video from stdin and a mask video from
+.IR luma-stream .
+The video is printed to stdout, with the luminosity
+of each pixel multiplied by the product of the
+luminosity and the alpha value of the corresponding
+pixel and frame in the mask video.
+.P
+If stdin is longer than
+.IR alpha-stream ,
+the remainder or stdin is printed without any changes.
+If stdin is shorter than
+.IR alpha-stream ,
+the remainder of
+.I alpha-stream
+is ignored but may be partially read.
+.SH AUTHORS
+Mattias Andree
+.RI < maandree@kth.se >
diff --git a/man/blind-time-blur.1 b/man/blind-time-blur.1
@@ -0,0 +1,29 @@
+.TH BLIND-TIME-BLUR 1 blind
+.SH NAME
+blind-time-blur - Draw new frames on top of old frames with partial alpha
+.SH SYNOPSIS
+.B blind-time-blur
+.I alpha-stream
+.SH DESCRIPTION
+.B blind-time-blur
+reads a video from stdin and a mask video from
+.IR alpha-stream .
+The first frame from the video is printed to stdout
+as is, and the first frame from the mask video is
+ignored. Succeeding frames are drawn on top of the
+last frame printed to stdout, with its alpha cannel
+multiplied pixel-by-pixel by the product of the
+luminosity and the alpha from corresponding pixel
+in the mask video, and then printed stdout.
+.P
+If stdin is longer than
+.IR alpha-stream ,
+the remainder or stdin is printed without any changes.
+If stdin is shorter than
+.IR alpha-stream ,
+the remainder of
+.I alpha-stream
+is ignored but may be partially read.
+.SH AUTHORS
+Mattias Andree
+.RI < maandree@kth.se >