v3.2.1
Cool-chic 3.2: Go fast boiii ๐ฅ ๐๏ธ
This release corresponds to the paper Overfitted image coding at reduced complexity, Blard et al., EUSIPCO 24
Notable improvements:
- Fast CPU-only decoder
- Decode a 512x768 image in 100 ms
- C API for binary arithmetic coding
- Encoding time reduced by 35%
- Rate reduction of 5% compared to Cool-chic 3.1
Dataset | Vs. Cool-chic 3.1 | Vs. C3, Kim et al. | Vs. HEVC (HM 16.20) | Vs. VVC (VTM 19.1) | Avg decoder MAC / pixel | Avg decoding time [ms] |
---|---|---|---|---|---|---|
kodak | - 1.9 % | - 3.5 % | - 16.4 % | + 4.4 % | 1880 | 168 |
clic20-pro-valid | - 4.3 % | - 1.1 % | - 24.9 % | - 2.0 % | 1907 | 857 |
jvet class B | - 7.2 % | / | - 10.9 % | + 19.4 % | 1803 | 485 |