Format Odyssey

FILE FORMAT GUIDE

HEVC Image File (.HEIC): Structure & Safe Inspection

A HEIC file is a high-efficiency image file that contains HEVC-compressed images. HEIC is a codec-specific member of the broader HEIF family.

Check supported header evidence locally. Identification is not file validation or a malware scan.

Analyze a file locally

Quick facts

Extension
.heic
Format
HEVC Image File
Category
image
MIME type
image/heic
Standard / developer
ISO/IEC
Open with
ImageMagick identify

What is HEIC?

The .heic extension and public.heic type identify HEIF content using HEVC image coding. A file can contain more than one image and metadata, so treating it as a single raw bitmap loses structure.

  • Store HEVC-compressed still images and multi-image content

How to open HEIC

ImageMagick format support can depend on its build and delegates; check the local format list before relying on this workflow.

ImageMagick identifyCommand-line tool

First run magick identify -list format and confirm HEIC read support in this installation. Then run magick identify -verbose -- input.heic to inspect the format and image characteristics without overwriting the source.

Technical details

Signature
Not reviewed
Encoding
Not applicable
Container
HEIF / ISO Base Media File Format
Compression
HEVC image coding

ISO/IEC 23008-12:2025 — Image File Format

Things to check

  • HEIC is not a synonym for every HEIF file; HEIF can contain images encoded with other codecs.

Related formats

  • High Efficiency Image File Format

    HEIC is a codec-specific HEIF usage, while HEIF can contain images coded with other codecs.

  • AV1 Image File Format

    Both use ISO Base Media File Format structures, but AVIF uses AV1 image coding rather than HEVC.

  • JPEG Image

    JPEG is a broadly used single-image format and a common compatibility export target for HEIC workflows.

Sources & review

Fact review: 2026-09-19. Unknown fields are not inferred from the file extension.