SPEEXENC
Section: User Commands (1)
Updated: September 2003
Page Index
NAME
speexenc - The reference implementation speex encoder.
SYNOPSIS
speexenc
[
options]
input_file output_file
DESCRIPTION
Encodes input_file using Speex. It can read the WAV or raw files.
input_file can be:
- filename.wav
-
wav file
- filename.*
-
Raw PCM file (any extension other than .wav)
- -
-
stdin
output_file can be:
- filename.spx
-
Speex file
- -
-
stdout
OPTIONS
- -n, --narrowband
-
Narrowband (8 kHz) input file
- -w, --wideband
-
Wideband (16 kHz) input file
-
-u, --ultra-wideband "Ultra-wideband" (32 kHz) input file
- --quality n
-
- Encoding quality (0-10), default 8
- --bitrate n
-
Encoding bit-rate (use bit-rate n or lower)
- --vbr
-
Enable variable bit-rate (VBR)
- --abr rate
-
Enable average bit-rate (ABR) at rate bps
- --vad
-
Enable voice activity detection (VAD)
- --dtx
-
Enable file-based discontinuous transmission (DTX)
- --comp n
-
Set encoding complexity (0-10), default 3
- --nframes n
-
Number of frames per Ogg packet (1-10), default 1
- --comment
-
Add the given string as an extra comment. This may be
used multiple times
- --author
-
Author of this track
- --title
-
Title for this track
- -h, --help
-
This help
- -v, --version
-
Version information
- -V
-
Verbose mode (show bit-rate)
Raw input options:
- --rate n
-
Sampling rate for raw input
- --stereo
-
Consider raw input as stereo
- --le
-
Raw input is little-endian
- --be
-
Raw input is big-endian
- --8bit
-
Raw input is 8-bit unsigned
- --16bit
-
Raw input is 16-bit signed
Default raw PCM input is 16-bit, little-endian, mono
More information is available from the Speex site: http://www.speex.org
Please report bugs to the mailing list `speex-dev@xiph.org'.
COPYRIGHT
Copyright © 2002 Jean-Marc Valin