---
name: "extract_a52"
section: "1"
platform: "linux"
package: "a52dec"
version: "0.8.0-3"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/extract_a52"
---

# extract\_a52(1)

extract ATSC A/52 audio from a MPEG stream.

## NAME

extract\_a52 - extract ATSC A/52 audio from a MPEG stream.

## SYNOPSIS

**extract\_a52** \[*-h*\] \[*-s \[track\]*\] \[*-t pid*\] \[*file*\]

## DESCRIPTION

\`extract\_a52' extracts ATSC A/52 audio from a MPEG stream. Input is from stdin if no file is given.

- **-h**

  display help

- **-s track**

  set track number (0-7 or 0x80-0x87)

- **-t pid**

  use transport stream demultiplexer, pid 0x10-0x1ffe

## AUTHORS

Michel Lespinasse \<walken@zoy.org\>\
 Aaron Holtzman \<aholtzma@ess.engr.uvic.ca\>\
 And many others on the net.

## REPORTING BUGS

Report bugs to \<liba52-devel@lists.sourceforge.net\>.

## COPYRIGHT

Copyright © 2000-2003 Michel Lespinasse\
 Copyright © 1999-2000 Aaron Holtzman\
 This is free software; see the source for copying conditions.  There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

## SEE ALSO

[**a52dec**(1)](/a52dec/1.md)