github aous72/OpenJPH 0.28.0

6 hours ago

This version is thanks to Prof Osamu Watanabe.
The performance of encoding and decoding, using AVX2, has improved significantly, as shown in the table below.

What's Changed

  • AVX2 block coder optimizations (encoder + decoder) by @osamu620 in #276
Workload (4K, reversible 5/3 unless noted) Encode Decode
8-bit, 64×64 code-blocks 1.91× 1.19×
8-bit, 512×8 code-blocks 1.94× 1.17×
8-bit, lossy (qstep 0.005) 1.49× 1.15×
16-bit, 64×64 code-blocks 1.80× 1.29×

New Contributors

Full Changelog: 0.27.4...0.28.0

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