.TH HED 9.1
.SH NAME
hed, nohed \- edit or remove picture file header
.SH SYNOPSIS
.B fb/hed
[
.B -n
]
.I sedcommand input
.PP
.B fb/nohed
.I input
.SH DESCRIPTION
.I Hed
runs
.IR sed (1)
with the given
.I sedcommand
on the input picture file's header.
The resulting picture file is written on standard output.
.PP
.I Nohed
removes the
.IR picfile (9.6)
header from the input image.
This is useful mostly for turning a
.B TYPE=dump
image into a raw bitmap dump.
.SH SOURCE
.B /sys/src/fb/hed.r
.br
.B /sys/src/fb/nohed.r
.SH "SEE ALSO
.IR sed (1),
.IR picfile (9.6)