Filename extension: .heic
Developed by: Apple
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The HEIC filetype, an acronym for High Efficiency Image File Format, is renowned for its ability to maintain high-quality images at nearly half the size of equivalent JPEG files. Developed by the Moving Picture Experts Group (MPEG), it became widely recognized after its adoption by Apple in 2017 for iOS devices. HEIC files leverage the HEVC (High Efficiency Video Compression) video compression standards to deliver optimized images with superior compression.

History and Development

The HEIC format was introduced as part of the MPEG-H Part 12 (ISO/IEC 23008-12), an extension to the MP4 format to encompass both still images and image sequences. Striving for efficiency, the developers aimed to create a format that would be favorable for the evolving digital landscape, characterized by the increasing need for cloud storage and fast media sharing.

Functionality and Usage

This innovative file format supports advanced image features like 16-bit color, transparency, and multiple images in a single file, which is especially beneficial for Live Photos on iOS. Moreover, it aids in preserving metadata, such as timestamps and camera settings. As of 2023, major operating systems and photo-editing software provide inherent support for HEIC files, making it straightforward for users to open, edit, and share them without necessitating conversion.

Compatibility and Software Support

While initially exclusive to iOS users, the HEIC format has gained traction among various platforms. Software giants such as Adobe with Photoshop and Lightroom, as well as Microsoft through its Windows 10 and later updates, further cemented its utility by including native support within their systems. Nevertheless, certain software and platforms may require additional codecs or plug-ins to process HEIC files.

Alternative Formats

Despite its advantages, some users and manufacturers prefer alternative formats due to compatibility concerns or licensing requirements. Widely recognized alternatives include the traditional JPEG, PNG, and more recent ones like AVIF (AV1 Image File Format), which also promises efficient compression with minimal quality loss. Each format brings unique benefits suited to specific use cases, but HEIC remains a frontrunner in marrying quality with compression efficiency.

Supported converters for HEIC files

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