speexenc - Man Page
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