--- ray/doc/man/man1/pvalue.1	2010/12/16 21:34:41	1.8
+++ ray/doc/man/man1/pvalue.1	2019/07/18 14:45:59	1.11
@@ -1,4 +1,4 @@
-.\" RCSid "$Id: pvalue.1,v 1.8 2010/12/16 21:34:41 greg Exp $"
+.\" RCSid "$Id: pvalue.1,v 1.11 2019/07/18 14:45:59 greg Exp $"
 .TH PVALUE 1 1/15/99 RADIANCE
 .SH NAME
 pvalue - convert RADIANCE picture to/from alternate formats
@@ -42,6 +42,10 @@ these files.
 .TP 10n
 .BR \-u
 Print only unique values in the output, skipping runs of equal pixels.
+For reverse conversions, the
+.I \-u
+option writes uncompressed output rather than the standard run-length RGBE
+encoding.
 Specifying
 .I \+u
 turns this option off, which is the default.
@@ -76,7 +80,6 @@ causes the resolution string to be printed, which is t
 Skip the specified number of bytes on the input header.
 This option is useful for skipping unintelligible headers in
 foreign file formats.
-(Does not work when reading from standard input.)
 .TP
 .BI \-e \ exposure
 Adjust the exposure by the amount specified.
@@ -239,12 +242,7 @@ pflip \-v flipped.hdr > final.hdr
 .SH AUTHOR
 Greg Ward
 .SH BUGS
-The
-.I \-r
-option does not work with the
-.I \-u
-option.
-Also, input pixel locations are ignored during a reverse
+Input pixel locations are ignored during a reverse
 conversion, so this information is not used in determining
 the scanline ordering or picture size.
 .SH "SEE ALSO"