F4V

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Revision as of 15:07, 5 April 2014

File Format
Name	F4V
Ontology	Electronic File Formats Video F4V
Extension(s)	.f4v, others

F4V is a video file format associated with Adobe Flash Player and SWF. It is one of the two formats which together are known as Flash Video, the other being FLV. Unlike FLV, F4V is based on ISO Base Media File Format, so it is similar to MP4.

Contents 1 Identification 2 Specifications 3 Sample files 4 Links

Identification

Referring to ISO Base Media File Format, F4V files have a primary brand of "f4v ".

Presumably, they always have ASCII characters "ftypf4v " at offset 4.

Specifications

• F4V/FLV Technology Center → Adobe Flash Video File Format Specification, Version 10.1

Sample files

• http://samples.libav.org/F4V/

Links

• Wikipedia: Flash Video