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AVI (file format)

Audio Video Interleave, better known as AVI, is a multimedia container format that is widely used across various platforms. It offers high-quality audio and video, but its large file size can be a drawback.

What is AVI?

AVI is a multimedia container format introduced by Microsoft in 1992 as part of its Video for Windows technology. It’s a file format that allows synchronous audio-with-video playback. AVI files can contain both audio and video data in a file container that allows synchronous audio-with-video playback.

One of the key features of AVI is its simple architecture, which makes it a universal format across multiple platforms. It’s supported by a wide range of operating systems, including Windows, Unix, Mac and Linux. This broad compatibility makes AVI a popular choice for video playback and storage.

Features of AVI

One of the most notable features of AVI is its ability to contain multiple streaming audio and video, although these capabilities are seldom used. AVI files can also be used with multiple codecs, further enhancing their versatility.

Another significant feature of AVI is its lossless compression. This means that the data is compressed without losing any information, resulting in high-quality audio and video playback. However, this can also lead to larger file sizes compared to other formats.

Codecs and AVI

Codecs are essential for compressing and decompressing data in AVI files. They play a crucial role in determining the quality and size of the AVI file. Some of the most commonly used codecs with AVI include DivX, XviD, and MJPEG.

Each codec has its strengths and weaknesses, affecting the quality and size of the AVI file. For instance, DivX offers excellent compression and quality, but it’s not as widely supported as other codecs. On the other hand, MJPEG offers less compression but is supported by a wider range of devices.

Benefits of AVI

The primary advantage of AVI is its wide compatibility. As a Microsoft product, AVI is supported by all Windows-based systems and many other operating systems.

AVI can also store high-quality audio and video data thanks to its lossless compression. This makes it an excellent choice for professional video editing and playback.

Drawbacks of AVI

The most significant disadvantage of AVI is its large file size. Due to its lossless compression, AVI files can be much larger than other formats. This can make it challenging to share or store AVI files, especially in large quantities.

Another drawback is the limited support for codecs. While AVI can use multiple codecs, not all codecs are supported by all devices. This can lead to compatibility issues when trying to play an AVI file on a device that does not support the codec used.

AVI vs other formats

When compared to other formats, AVI stands out for its simplicity and versatility. However, it also has some shortcomings that can make other formats a better choice in certain situations.

For instance, compared to MP4, AVI files are larger and have less support for streaming over the internet. On the other hand, AVI offers better quality and is more widely supported by various operating systems.

Choosing the right format

Choosing the right format depends on your specific needs. If you need high-quality audio and video and have ample storage space, AVI might be the right choice. However, if you need to stream video over the internet or have limited storage space, a more compressed format like MP4 might be a better option.

How to convert AVI files

If you want to convert AVI files to a more compact format, many online video conversion tools offer solutions, but at the cost of money or personal information. However, Restream’s online video converter is a free, safe solution that quickly converts your AVI files into MP4 or WebM format.  All you have to do is upload the AVI file you want to convert and choose an output format.