--- ray/doc/man/man1/phisto.1	2007/09/04 17:36:40	1.3
+++ ray/doc/man/man1/phisto.1	2008/11/10 19:08:17	1.4
@@ -1,4 +1,4 @@
-.\" RCSid "$Id: phisto.1,v 1.3 2007/09/04 17:36:40 greg Exp $"
+.\" RCSid "$Id: phisto.1,v 1.4 2008/11/10 19:08:17 greg Exp $"
 .TH PHISTO 1 3/12/98 RADIANCE
 .SH NAME
 phisto - compute a luminance histogram from one or more RADIANCE pictures
@@ -27,13 +27,13 @@ program, which may then be used to compute multiple, i
 This is especially useful for animations and image comparisons.
 .SH EXAMPLE
 .PP
-To compute two identical tone mappings for image1.pic and image2.pic:
+To compute two identical tone mappings for image1.hdr and image2.hdr:
 .IP "" .2i
-phisto image1.pic image2.pic > both.histo
+phisto image1.hdr image2.hdr > both.histo
 .br
-pcond \-I \-h image1.pic < both.histo > image1m.pic
+pcond \-I \-h image1.hdr < both.histo > image1m.hdr
 .br
-pcond \-I \-h image2.pic < both.histo > image2m.pic
+pcond \-I \-h image2.hdr < both.histo > image2m.hdr
 .SH AUTHOR
 Greg Ward Larson
 .SH "SEE ALSO"