What is MIME type "video/vnd.radgamettools.smacker"?

A MIME type is a string that tells browsers and other tools how to handle a particular kind of file.

The MIME type video/vnd.radgamettools.smacker designates video content encoded using RAD Game Tools’ Smacker technology. It tells software systems that the file is a video that uses a special compression method optimized for fast playback in games and multimedia apps.
Files with this type use the SMK extension. They combine video and audio streams in a way that minimizes file size while keeping acceptable quality.
More details on Smacker Video can be found on external sites like Wikipedia.

Associated file extensions

.smk

Usage Examples

HTTP Header

When serving content with this MIME type, set the Content-Type header:


    Content-Type: video/vnd.radgamettools.smacker

HTML

In HTML, you can specify the MIME type in various elements:


    <a href="file.dat" type="video/vnd.radgamettools.smacker">Download file</a>

Server-side (Node.js)

Setting the Content-Type header in Node.js:


    const http = require('http');    
    
    http.createServer((req, res) => {    
      res.setHeader('Content-Type', 'video/vnd.radgamettools.smacker');    
      res.end('Content here');    
    }).listen(3000);

Associated file extensions

.smk

FAQs

How do I open or play a .smk file?

To play a file with the .smk extension, you typically need the RAD Video Tools provided by RAD Game Tools. Alternatively, versatile media players like VLC Media Player and command-line tools like FFmpeg often include support for decoding video/vnd.radgamettools.smacker content without needing the original game engine.

Can I play Smacker videos directly in a web browser?

No, modern web browsers (Chrome, Firefox, Edge) do not support the proprietary Smacker format natively. To display this content on a website, you must convert the file from video/vnd.radgamettools.smacker to a standard web-compatible format like video/mp4 or video/webm.

How do I configure Apache to serve .smk files correctly?

If you are hosting game mods or legacy archives, you should configure your web server to send the correct MIME type. In your Apache .htaccess or configuration file, add the line: AddType video/vnd.radgamettools.smacker .smk. This ensures browsers and download managers handle the file as a specific video type rather than a generic binary.

What is the difference between Smacker and Bink Video?

Both formats are created by RAD Game Tools, but Smacker (.smk) is an older technology designed for 256-color (8-bit) video and low-CPU usage suitable for 1990s hardware. Bink (.bik) is its successor, offering true-color support and higher compression ratios for modern hardware. You can find more about related formats on mime-type.com.

How can I convert a .smk file to MP4?

The most reliable way to convert video/vnd.radgamettools.smacker files is using FFmpeg. A simple command like ffmpeg -i input.smk output.mp4 will usually decode the Smacker video and audio streams and re-encode them into a modern container. The official RAD Video Tools can also convert Smacker files to AVI, which can then be processed further.

What does the 'vnd' prefix mean in this MIME type?

The vnd prefix stands for vendor, indicating that video/vnd.radgamettools.smacker is a proprietary format defined by a specific vendor (RAD Game Tools) rather than a standard body like the IETF. This distinguishes it from standard types like video/mpeg or video/ogg.

General FAQ

What is a MIME type?

A MIME (Multipurpose Internet Mail Extensions) type is a standard that indicates the nature and format of a document, file, or assortment of bytes. MIME types are defined and standardized in IETF's RFC 6838.

MIME types are important because they help browsers and servers understand how to process a file. When a browser receives a file from a server, it uses the MIME type to determine how to display or handle the content, whether it's an image to display, a PDF to open in a viewer, or a video to play.

MIME types consist of a type and a subtype, separated by a slash (e.g., text/html, image/jpeg, application/pdf). Some MIME types also include optional parameters.

How do I find the MIME type for a file?

You can check the file extension or use a file identification tool such as file --mime-type on the command line. Many programming languages also provide libraries to detect MIME types.

Why are multiple MIME types listed for one extension?

Different applications and historical conventions may use alternative MIME identifiers for the same kind of file. Showing them all helps ensure compatibility across systems.