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'''High Efficiency Image File Format (HEIF)''' specifies the storage of individual images as well as image sequences in a single container file. It is an [[Moving Picture Experts Group|MPEG]] standard and defined by part 12 of [[MPEG-H]] (ISO/IEC 23008-12).{{Infobox file format|name = High Efficiency Image File Format (HEIF)|icon = |extension = .heif, .heic|mime = image/heif, image/heic, image/heif-sequence, image/heic-sequence|developer = MPEG|type = Image Container Format|url = http://mpeg.chiariglione.org/standards/mpeg-h/image-file-format}}
HEIF specification defines the means of storing [[High Efficiency Video Coding|High Efficiency Video Codec (HEVC)]] encoded [[Video compression picture types|intra images]] and HEVC encoded image sequences in which [[Inter frame|inter prediction]] is applied in a constrained manner. HEIF files are compatible with the ISO Base Media File Format ([[ISO base media file format|ISOBMFF]], ISO/IEC 14496-12) and can also include other media streams, such as timed text and audio.
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