heif file extension, while image sequences have a. Still images stored in HEIF format have a. Apple introduced HEIF as the default image and video format in iOS 11 using the HEIC variant, which pushed companies to support it in their software, including Adobe. Since then, it has been adopted by a number of manufacturers, including Apple, Microsoft, and Canon. The HEIF format was developed by the Moving Picture Experts Group (MPEG), under the ISO / IEC 23008-12 standard in 2015. HEIF is based on High Efficiency Video Coding (HEVC) standard.īeing a container, it can be used to store image sequences, such as a GIF animation or an HDR sequence. Designed to be extremely lightweight and efficient, the HEIF format can store images at a very high compression ratio that is about twice more efficient than an equivalent-quality JPEG image. HEIF stands for High-Efficiency Image File format, which is basically a container that is capable of storing an image, or a sequence of images in a single file.
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