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Video encoding/decoding (video codecs)

The following article is about video codecs that are devices or software allowing video compression and/or decompression for digital video. Get more information about its importance and find out how it can be implemented by Ozeki VoIP SIP SDK.

What are video codecs

Video coding is a combination of spatial image coding and temporal motion coding. Video coding typically operates on square-shaped groups of neighboring pixels, often called macroblocks. These pixel groups or blocks of pixels are compared from one frame to the next and the video compression codec sends only the differences within those blocks.


Figure 1 - VoIP video codec support

Codecs are computer programs capable of coding or decoding a digital data stream or signal. A video codec is a device or software that enables video compression and/or decompression for digital video. Digital video codecs (Figure 1) are found in DVD systems (players, recorders), Video CD systems, various digital devices and software products with video recording and/or playing capability. Online video material is encoded by a variety of codecs. Ozeki VoIP SIP SDK supports most of them.

Video codecs implementation

Ozeki VoIP SIP SDK allows you to use these codecs in your application the easiest way. Video codecs are built-in tools in Ozeki VoIP SIP SDK, so without spending time with implementing the basics you can instantly start your project.

Examples on implementation:

Summary

This page described all you need to know about video codecs and provided some useful example projects related to their implementation. If you have read through this page carefully, you already have all the knowledge you need to start on your own solution.

If you have any question or need assistance, please contact us at info@voip-sip-sdk.com

Select a suitable Ozeki VoIP SIP SDK license for your project at: Pricing and licensing information

Related Pages

As you are now familiar with all the terms concerning this topic, now it is time to take a step further and explore what other extraordinary solution Ozeki VoIP SIP SDK can provide to you.

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