What is EN ISO 11146-4:2019 ?

EN ISO 11146-4:2019 and EN ISO 11172-4:2021 are both international standards developed by the International Organization for Standardization (ISO) and the European Committee for Standardization (CEN) respectively. These two standards are related to coding moving pictures and associated audio, and they are part of the MPEG-1 standard.

EN ISO 11146-4:2019 is a technical standard that provides a comprehensive guide for the coding of audio and video data. It aims to ensure the efficient use of encoding technologies while minimizing the loss of quality. This standard is particularly relevant for the digital audio and video industry, where efficient compression is essential for the production and distribution of high-quality content.

EN ISO 11172-4:2021 is a professional technical standard that outlines the requirements for coding audio and video data. It is designed to provide a consistent and efficient method for compressing audio and video data without significant loss in quality. This standard is widely used in various digital audio and video applications, including video conferencing, streaming, and music.

The main purpose of EN ISO 11172-4:2021 is to ensure compatibility and interoperability of audio and video streams. By following the guidelines set out in this standard, developers and manufacturers can ensure that their products are compatible with different platforms and devices, and that they can deliver high-quality audio and video experiences to their users.

In conclusion, EN ISO 11146-4:2019 and EN ISO 11172-4:2021 are two important international standards that are widely used in various industries. These standards provide guidelines for efficient coding of audio and video data, ensuring compatibility and interoperability of different platforms and devices. By following these guidelines, developers and manufacturers can deliver high-quality audio and video experiences to their users.