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authorMattias Andrée <maandree@operamail.com>2014-02-21 02:57:28 +0100
committerMattias Andrée <maandree@operamail.com>2014-02-21 02:57:28 +0100
commitbb1332aa418415eab6b5d731d8a4c1b84b36db77 (patch)
tree4368e1671459b61c122f42fdcd5610089cb69dcb /info
parentdoc 0 param negative (diff)
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rename negative to invert (mirror y) and add negative that reverses (mirror x)
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'info')
-rw-r--r--info/blueshift.texinfo18
1 files changed, 16 insertions, 2 deletions
diff --git a/info/blueshift.texinfo b/info/blueshift.texinfo
index d32aba6..0360956 100644
--- a/info/blueshift.texinfo
+++ b/info/blueshift.texinfo
@@ -321,13 +321,27 @@ and @code{b} on the red, green and blue curves,
respectively.
@item negative()
-Inverts the all values on the colour curves.
+Reverse the colour curves on the encoding axis.
+This creates a negative image with preserved gamma.
@item negative(rgb)
-Inverts the all values on the colour curves
+Reverse the colour curves on the encoding axis
if @code{rgb} is @code{True}.
@item negative(r, g, b)
+Reverse the red, green and blue curves on the
+encoding axis if @code{r}, @code{g} and @code{b}
+are @code{True}, respectively.
+
+@item invert()
+Inverts the all values on the colour curves.
+This creates a negative image with inverted gamma.
+
+@item invert(rgb)
+Inverts the all values on the colour curves
+if @code{rgb} is @code{True}.
+
+@item invert(r, g, b)
Inverts the all values on the red, green and
blue curves if @code{r}, @code{g} and @code{b}
are @code{True}, respectively.