File Extension Library


.FFINDEX File Extension

  • Category: Data Files

What are .FFINDEX files and how to open them?

Can't open .FFINDEX file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .FFINDEX file.

What is a .FFINDEX file extension?

.FFINDEX file extension has been classified as Data Files.

.FFINDEX is FFmpegSource2 Media Index

Index of keyframe/sample positions created by FFmpegSource2, a wrapper library for FFmpeg; contains data used for seeking media during playback; created when audio or video files are opened if an index does not already exist; may also be created manually with the FFindex function.

FFmpegSource2 creates FFINDEX files by default when media files are indexed. You can disable the default behavior if you don't want these files to be created.

FFmpegSource2 is also available as a plugin for the program Avisynth and creates FFINDEX files in the same manner.

Common FFINDEX Filenames

[Source File Name].ffindex - Default name FFmpegSource2 gives to index files.

List of all softwares that can open the FFmpegSource2 Media Index
Windows
FFmpeg with FFmpegSource2
Avisynth
Mac
FFmpeg with FFmpegSource2
Linux
FFmpeg with FFmpegSource2

How to fix problems with .FFINDEX files

  1. You need to update the application that you normally use to open .FFINDEX files. Only the latest version of the software supports the current .FFINDEX file format
  2. You need to check the .FFINDEX file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)