⎗ image/heic

File Extensions

heic, hif

Magic Bytes

1. ISOBMFF file type box code + major brand prefix for HEIF image with HEVC format

   Offset	4	5	6	7	8	9	10
   Byte	0x66	0x74	0x79	0x70	0x68	0x65	0x69
   Char	f	t	y	p	h	e	i

References

• Media Type Assignment
• HEIF Technical information
• MP4RA Brands
• ISOBMFF Major Brand Explanation