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authorgiraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8>2019-03-13 21:36:20 +0000
committergiraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8>2019-03-13 21:36:20 +0000
commitebfec1b842c189ee719b94208ff162b1d188b728 (patch)
tree8d38d822ae9bf3ea86382e009aa62150f1b456cc /pnmcrop.html
parent9c318b08553e2dd326627b8583b3b4a46f44d5e0 (diff)
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miscellaneous update
git-svn-id: http://svn.code.sf.net/p/netpbm/code/userguide@3568 9d0c8265-081b-0410-96cb-a4ca84ce46f8
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@@ -181,6 +181,10 @@ image as the <b>-borderfile</b> image, but the original speckled version as
 the input image.  That way, you crop the borders, but retain the true
 foreground image, speckles and all.
 
+<p>The border file must have the same number of images in it as the input
+file; the background color determination for image N of the input is based on
+the image N of the border file.
+
 <p>This option was new in Netpbm 10.29 (August 2005).
 
 <p>Before Netpbm 10.46 (March 2009), the original image and not the