--- ray/doc/man/man1/ra_xyze.1	2006/08/22 21:38:21	1.3
+++ ray/doc/man/man1/ra_xyze.1	2024/10/01 01:16:26	1.7
@@ -1,4 +1,4 @@
-.\" RCSid "$Id: ra_xyze.1,v 1.3 2006/08/22 21:38:21 greg Exp $"
+.\" RCSid "$Id: ra_xyze.1,v 1.7 2024/10/01 01:16:26 greg Exp $"
 .TH RA_XYZE 1 5/30/96 RADIANCE
 .SH NAME
 ra_xyze - convert between RADIANCE RGBE and XYZE formats
@@ -64,7 +64,7 @@ CIE (x,y) chromaticity coordinates of the three RGB pr
 plus the white point, in that order.
 The new primaries will be recorded in the header of the output file,
 so that the original information may be fully recovered later.
-It is not necessary that the input file by in XYZE format.
+It is not necessary that the input file be in XYZE format.
 Th
 .I \-r
 option may therefore be used to convert from one RGB primary
@@ -96,16 +96,24 @@ format except for conversion or display, in which case
 primaries for the chosen output device should be specified with the
 .I \-p
 option if they are known.
+.PP
+Similar to the
+.I ra_rgbe(1)
+tool,
+.I ra_xyze
+silently converts hyperspectral pictures (.hsr) on input,
+but does so more accurately (and slowly) than
+.I ra_rgbe.
 .SH EXAMPLES
 To convert RGBE output from
 .I rpict(1)
 into run-length encoded XYZE format:
 .IP "" .2i
-rpict [options] scene.oct | ra_xyze -c > scene_xyz.pic
+rpict [options] scene.oct | ra_xyze \-c > scene_xyz.hdr
 .PP
 To prepare a RADIANCE picture for display on a calibrated NTSC monitor:
 .IP "" .2i
-ra_xyze -r -p .670 .330 .210 .710 .140 .080 .333 .333 stand.pic ntsc.pic
+ra_xyze \-r \-p .670 .330 .210 .710 .140 .080 .333 .333 stand.hdr ntsc.hdr
 .SH AUTHOR
 Greg Ward
 .SH BUGS
@@ -126,4 +134,4 @@ options first.
 COLORCORR= lines multiplied together.)
 Better still, get the picture before color correction is applied.
 .SH "SEE ALSO"
-pfilt(1), ra_rgbe(1), rpict(1)
+pfilt(1), pvalue(1), ra_rgbe(1), rpict(1)