Filestack Technical Glossary
Comprehensive reference for Filestack platform architecture and services
HEIF (High Efficiency Image Format)
File Format
High Efficiency Image Format is an ISO/IEC standard that provides efficient storage for images and image sequences, serving as the foundation for Apple’s HEIC implementation.
Standard Specifications
- ISO/IEC 23008-12 international standard
- Container format supporting multiple codecs
- HEVC/H.265 compression for images
- Metadata and thumbnail support
Advanced Capabilities
- Multiple images and animations in single file
- Auxiliary data (depth maps, thumbnails)
- Better compression than JPEG
- Support for image sequences and bursts
Industry Adoption
- Apple’s HEIC implementation
- Growing support in Android devices
- Camera manufacturer adoption
- Professional photography workflows
Web Delivery
- Conversion needed for browser compatibility
- HEIF to PNG for lossless web delivery
- Quality optimization during conversion
- Mobile-first processing workflows