.TH AEC 1
.SH NAME
aec \- compress or expand files
.SH SYNOPSIS
.B aec
[\fB\-3\fR]
[\fB\-b\fR \fIBYTES\fR]
[\fB\-d\fR]
[\fB\-j\fR \fISAMPLES\fR]
[\fB\-m\fR]
[\fB\-n\fR \fIBITS\fR]
[\fB\-N\fR]
[\fB\-p\fR]
[\fB\-r\fR \fIBLOCKS\fR]
[\fB\-s\fR]
[\fB\-t\fR]
.IR infile
.IR outfile
.SH DESCRIPTION
.IR Aec
performs lossless compression and decompression with  Golomb-Rice coding
as defined in the Space Data System Standard documents 121.0-B-2.
.SH OPTIONS
.TP
\fB \-3\fR
24 bit samples are stored in 3 bytes
.TP
\fB \-b\fR\ \fI\,BYTES\fR
internal buffer size in bytes
.TP
\fB \-d\fR
decompress \fIinfile\fR; if option \-d is not used then compress
\fIinfile\fR
.TP
\fB \-j\fR \fI\,SAMPLES\fR
block size in samples
.TP
\fB \-m\fR
samples are MSB first; default is LSB first
.TP
\fB \-n\fR \fI\,BITS\fR
bits per sample
.TP
\fB \-N\fR
disable pre/post processing
.TP
\fB \-p\fR
pad RSI to byte boundary
.TP
\fB \-r\fR \fI\,BLOCKS\fR
reference sample interval in blocks
.TP
\fB \-s\fR
samples are signed; default is unsigned
.TP
\fB \-t\fR
use restricted set of code options