---
name: "mp4chaps"
section: "1"
platform: "linux"
package: "libmp4v2"
version: "1:2.1.3-3"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/mp4chaps"
---

# mp4chaps(1)

MP4v2 - manual page for mp4chaps - MP4v2 2.1.3

## NAME

mp4chaps - MP4v2 - manual page for mp4chaps - MP4v2 2.1.3

## SYNOPSIS

**mp4chaps** \[*OPTION*\]... *ACTION* \[*ACTION PARAMETERS*\] *mp4file*...

## DESCRIPTION

For each mp4 file specified, perform the specified ACTION. An action must be specified. Some options are not applicable to some actions.

ACTIONS

- **-l**, **--list**

  list available chapters

- **-c**, **--convert**

  convert available chapters

- **-e**, **--every** NUM

  create chapters every NUM seconds

- **-x**, **--export**

  export chapters to mp4file.chapters.txt

- **-i**, **--import**

  import chapters from mp4file.chapters.txt

- **-r**, **--remove**

  remove all chapters

ACTION PARAMETERS

- **-A**, **--chapter-any**

  act on any chapter type (default)

- **-Q**, **--chapter-qt**

  act on QuickTime chapters

- **-N**, **--chapter-nero**

  act on Nero chapters

- **--format-native**

  export chapters in native format (default)

- **-C**, **--format-common**

  export chapters in common format

OPTIONS

- **-z**, **--optimize**

  optimize mp4 file after modification

- **-y**, **--dryrun**

  do not actually create or modify any files

- **-k**, **--keepgoing**

  continue batch processing even after errors

- **-o**, **--overwrite**

  overwrite existing files when creating

- **-f**, **--force**

  force overwrite even if file is read-only

- **-q**, **--quiet**

  equivalent to **--verbose** 0

- **-d**, **--debug** NUM

  increase debug or long-option to set NUM

- **-v**, **--verbose** NUM

  increase verbosity or long-option to set NUM

- **-h**, **--help**

  print brief help or long-option for extended help

- **--version**

  print version information and exit

DEBUG LEVELS (for raw mp4 file I/O)

- 0

  supressed

- 1

  add warnings and errors (default)

- 2

  add table details

- 3

  add implicits

- 4

  everything

VERBOSE LEVELS

- 0

  warnings and errors

- 1

  normal informative messages (default)

- 2

  more informative messages

- 3

  everything