MIME Content Type: image
The MIME type image/avif refers to the AV1 Image File Format (AVIF), a modern image format that uses the AV1 codec for superior compression and image quality. AVIF supports features like high dynamic range (HDR), wide color gamut, lossless compression, and transparency, making it an advanced alternative to older formats like JPEG, PNG, and even WebP. Due to its efficient compression, AVIF files are smaller in size while maintaining high visual quality, which is particularly beneficial for web use, as it helps reduce page load times and bandwidth consumption. Major web browsers, such as Chrome and Firefox, support the AVIF format, making it increasingly popular for websites and applications that prioritize both image quality and performance. The MIME type image/avif signals to browsers and applications that the file is an AVIF image, allowing for proper decoding and display.
Related RFCs: [alliance_for_open_media][cyril_concolato]