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-rw-r--r--manual/qpdf-manual.xml10
1 files changed, 6 insertions, 4 deletions
diff --git a/manual/qpdf-manual.xml b/manual/qpdf-manual.xml
index 48262e70..74f0279a 100644
--- a/manual/qpdf-manual.xml
+++ b/manual/qpdf-manual.xml
@@ -936,14 +936,16 @@ make
<option>angle</option> portion of the parameter may be either
90, 180, or 270. If preceded by <option>+</option> or
<option>-</option>, the angle is added to or subtracted from
- the specified pages' original rotations. Otherwise the pages'
- rotations are set to the exact value. For example, the command
- <command>qpdf in.pdf out.pdf --rotate=+90:2,4,6
+ the specified pages' original rotations. This is almost always
+ what you want. Otherwise the pages' rotations are set to the
+ exact value, which may cause the appearances of the pages to
+ be inconsistent, especially for scans. For example, the
+ command <command>qpdf in.pdf out.pdf --rotate=+90:2,4,6
--rotate=180:7-8</command> would rotate pages 2, 4, and 6 90
degrees clockwise from their original rotation and force the
rotation of pages 7 through 9 to 180 degrees regardless of
their original rotation, and the command <command>qpdf in.pdf
- out.pdf --rotate=180</command> would rotate all pages by 180
+ out.pdf --rotate=+180</command> would rotate all pages by 180
degrees.
</para>
</listitem>