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Libbpg

May 26, 2018

BPG (Better Portable Graphics) is a new image format

BPG Better Portable Graphics is a new image format. Its purpose is to replace the JPEG image format when quality or file size is an issue. Its main advantages are

  • High compression ratio. Files are much smaller than JPEG for similar quality.
  • Supported by most Web browsers with a small Javascript decoder gzipped size 56 KB.
  • Based on a subset of the HEVC open video compression standard.
  • Supports the same chroma formats as JPEG grayscale, YCbCr 420, 422, 444 to reduce the losses during the conversion. An alpha channel is supported. The RGB, YCgCo and CMYK color spaces are also supported.
  • Native support of 8 to 14 bits per channel for a higher dynamic range.
  • Lossless compression is supported.
  • Various metadata such as EXIF, ICC profile, XMP can be included.
  • Animation support.

WWW http//bellard.org/bpg/