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Y4M file extension

The table below provides useful information about the .y4m file extension. It answers questions such as:

  • What is the .y4m file?
  • What program do I need to open a .y4m file?
  • How can the .y4m file be opened, edited or printed?
  • How can I convert .y4m files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ YUV4MPEG2 Video

Y4M file is a YUV4MPEG2 Video. YUV4MPEG2 is a simple file format designed to hold uncompressed frames of YCbCr video formatted as YCbCr 4:2:0, YCbCr 4:2:2 or YCbCr 4:4:4 data for the purpose of encoding, likely to MPEG-2.
Y4M format description not yet available
Category: Video files
Application: MPlayer
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
Y4M aliases:
Y4M related links:
Y4M related extensions:
Creative ZEN MX Video

Other types of files may also use the .y4m file extension.

🚫 The .y4m file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

h4m, ym, yrm, ytm

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Resident Evil Zero Game Data
Nintendo Gamecube Game Video
Atari ST Audio Data
Command and Conquer Multiplayer Map
YTGen Method Data

🔴 Can't open a .y4m file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .y4m file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .y4m file extension, write to us!

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