Seonglae ChoPortable Network Graphics
png support alpha channel
단순한 이미지, 투명 표현이 필요한 이미지
최상위 비트 먼저씀
- lossless compresssion
읽을 때는 핑이라고 읽는 게 공식
PNG 역시 24비트 이상의 색상, 곧 트루 컬러를 지원
PNG Notion
PNG Third Edition
- HDR Support: Future-ready with 4-byte HDR channels for Rec.2020 color space.
- APNG (Animated PNG): Animation support included in official specifications, reflected in major browsers and tools.
- Exif Metadata: Ability to store additional information such as copyright, camera info, GPS data
- Driven by industry leaders including Adobe, Apple, BBC, Comcast/NBCU, Google, MovieLabs, W3C.
- Already supported in Chrome, Safari, Firefox, Photoshop, DaVinci Resolve, and more
- Hardware and tooling updates are also in progress.
