speexenc (1)

speexenc [options] input_file output_file

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

-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 `[email protected]'.

Copyright © 2002 Jean-Marc Valin