Image::ExifTool::QuickTime(3)

NAME
Image::ExifTool::QuickTime - Read QuickTime and MP4 meta information

SYNOPSIS
This module is used by Image::ExifTool

DESCRIPTION
This module contains routines required by Image::ExifTool to extract information from QuickTime and MP4 video, M4A audio, and HEIC image files.

AUTHOR
Copyright 2003-2026, Phil Harvey (philharvey66 at gmail.com)

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

REFERENCES

<http://developer.apple.com/mac/library/documentation/QuickTime/QTFF/QTFFChap1/qtff1.html>
<http://search.cpan.org/dist/MP4-Info-1.04/>
<http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt>
<http://wiki.multimedia.cx/index.php?title=Apple_QuickTime>
<http://atomicparsley.sourceforge.net/mpeg-4files.html>
<http://wiki.multimedia.cx/index.php?title=QuickTime_container>
<http://code.google.com/p/mp4v2/wiki/iTunesMetadata>
<http://www.canieti.com.mx/assets/files/1011/IEC_100_1384_DC.pdf>
<http://www.adobe.com/devnet/flv/pdf/video_file_format_spec_v10.pdf>

SEE ALSO
"QuickTime Tags" in Image::ExifTool::TagNames, Image::ExifTool(3pm)