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) |
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|
--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 |
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|
--be |
Raw input is big-endian |
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|
--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 [AT] xiph.org’.
COPYRIGHT
Copyright © 2002 Jean-Marc Valin