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blind-primary-key: add -k - blind - suckless command-line video editing utility |
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git clone git://git.suckless.org/blind |
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Log |
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Files |
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Refs |
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README |
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LICENSE |
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--- |
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commit b3bb5072aba43dde81ef4a8364005f5aa0fe0d15 |
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parent 44183c3da6987386829d8e9e2a50b8a62508d503 |
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Author: Mattias Andrée <[email protected]> |
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Date: Sun, 23 Jul 2017 21:55:07 +0200 |
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blind-primary-key: add -k |
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Signed-off-by: Mattias Andrée <[email protected]> |
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Diffstat: |
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M blind-primary-key | 48 ++++++++++++++++++++++++-----… |
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M man/blind-primary-key.1 | 5 ++++- |
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2 files changed, 41 insertions(+), 12 deletions(-) |
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--- |
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diff --git a/blind-primary-key b/blind-primary-key |
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@@ -14,11 +14,12 @@ x=x; y=y; z=z |
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ciexyy=0 |
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zflag= |
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grey=0 |
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+keep=0 |
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usage () { |
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xyy="-z x1 y1 x2 y2 x3 y3 [white-x white-y]" |
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xyz="X1 Y1 Z1 X2 Y2 Z2 X3 Y3 Z3 [white-X white-Y white-Z]" |
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- printf 'usage: %s [-1 | -2 | -3] [-g] [%s | %s]\n' "$0" "$xyy" "$xyz" … |
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+ printf 'usage: %s [-1 | -2 | -3] [-gk] [%s | %s]\n' "$0" "$xyy" "$xyz"… |
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exit 1 |
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} |
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@@ -40,6 +41,8 @@ while ! test $# = 0; do |
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x=z; y=x; z=y |
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elif test "$flag" = g; then |
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grey=1 |
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+ elif test "$flag" = k; then |
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+ keep=1 |
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elif test "$flag" = z; then |
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ciexyy=1 |
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else |
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@@ -83,6 +86,29 @@ else |
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} |
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fi |
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+if test $keep = 0; then |
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+ primary () { blind-from-named -a blind-${pid}-$x "$@"; } |
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+ keep_primary () { "$@"; } |
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+else |
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+ primary () { |
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+ blind-from-named -a blind-${pid}-$x \ |
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+ blind-tee >(blind-to-named -a blind-${pid}-k) | \ |
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+ "$@" |
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+ } |
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+ keep_primary () { |
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+ if test $x = x; then |
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+ X=; Y=y; Z=z |
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+ elif test $x = y; then |
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+ X=x; Y=; Z=z |
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+ else |
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+ X=x; Y=y; Z= |
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+ fi |
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+ blind-from-named -f 7 -a blind-${pid}-k \ |
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+ blind-arithm -a$X$Y$Z add /dev/fd/7 | \ |
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+ "$@" |
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+ } |
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+fi |
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+ |
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if test $grey = 0; then |
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finalise () { unconvert; } |
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else |
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@@ -101,16 +127,16 @@ fi |
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blind-arithm mul \ |
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<(blind-single-colour -f inf -w $width -h $height 0 0 0 1 | \ |
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blind-arithm sub \ |
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- <(blind-from-named -a blind-${pid}-$x \ |
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- blind-affine-colour -l \ |
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- <(printf '%s %s %s %s\n' \ |
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- 1 4 4 xyza \ |
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- $o $o $o $o \ |
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- $o $o $o $o \ |
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- $o $o $o $o \ |
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- $E $E $E $o | \ |
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- blind-from-text | \ |
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- blind-repeat inf -))) … |
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+ <(primary blind-affine-colour -l \ |
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+ <(printf '%s %s %s %s\n' \ |
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+ 1 4 4 xyza \ |
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+ $o $o $o $o \ |
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+ $o $o $o $o \ |
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+ $o $o $o $o \ |
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+ $E $E $E $o | \ |
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+ blind-from-text | \ |
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+ blind-repeat inf -))) | \ |
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+ keep_primary \ |
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blind-from-named -f 8 -a blind-${pid}-$y blind-arithm add /dev/fd/8 | \ |
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blind-from-named -f 9 -a blind-${pid}-$z blind-arithm add /dev/fd/9 | \ |
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finalise |
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diff --git a/man/blind-primary-key.1 b/man/blind-primary-key.1 |
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@@ -3,7 +3,7 @@ |
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blind-primary-key - Replace a primary with transparency |
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.SH SYNOPSIS |
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.B blind-primary-key |
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-[-1 | -2 | -3] [-g] (-z |
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+[-1 | -2 | -3] [-gk] (-z |
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.I x1 |
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.I y1 |
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.I x2 |
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@@ -67,6 +67,9 @@ of the first primary, with transparency. |
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Replace the the third primary, instead |
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of the first primary, with transparency. |
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.TP |
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+.B -k |
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+Do not remove the keyed primary. |
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+.TP |
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.B -g |
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The video is, with the exception of the keyed primary, |
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greyscale and the output video shall remain greyscale. |
