lbximg: Add an option to control the output filenames.

[liblbx.git] / doc / man / lbximg.1

diff --git a/doc/man/lbximg.1 b/doc/man/lbximg.1
index f3ecece9de0d1dd5f16c6d72dc02a9a6166f1d65..5f0c6ee0aa5e036a1ef07ede7a414f78e5610177 100644 (file)
--- a/doc/man/lbximg.1
+++ b/doc/man/lbximg.1
@@ -64,6 +64,11 @@ inefficient and provided mainly for testing.
 Read from the specified
 .Ar path
 instead of standard input.
+.It Fl -output-prefix Ar string
+Prefix each output filename with the given string.  Filenames are produced by
+adding a frame number and file extension to the given prefix.  The default
+prefix is
+.Li out .
 .It Fl n , -no-palette
 Instead of looking up colour indices in the palette, emit a grayscale image
 where the intensity value of a pixel is equal to the palette index itself.