Table 2 Compression rate
From: FitDepth: fast and lite 16-bit depth image compression algorithm
J2K | Basic | Residual | |||||||
|---|---|---|---|---|---|---|---|---|---|
Q85 | Q95 | N = 2 | N = 3 | N = 5 | N = 2 | N = 3 | N = 5 | ||
scene0 | Rate | 15.5% | 20.4% | 17.3% | 18.1% | 19.0% | 13.6% | 14.2% | 15.1% |
PSNR | 49.00 | 57.90 | 50.39 | 56.36 | 57.27 | 54.38 | 57.49 | 58.16 | |
scene1 | Rate | 4.7% | 6.5% | 7.2% | 7.5% | 7.8% | 5.6% | 5.6% | 6.1% |
PSNR | 53.00 | 61.00 | 51.70 | 59.62 | 59.91 | 52.33 | 60.22 | 60.52 | |
scene2 | Rate | 5.1% | 7.1% | 7.9% | 8.5% | 9.1% | 6.4% | 6.7% | 7.4% |
PSNR | 52.00 | 60.70 | 52.32 | 59.14 | 62.00 | 54.49 | 59.79 | 62.00 | |
scene3 | Rate | 5.6% | 7.8% | 9.6% | 10.3% | 10.9% | 8.1% | 8.3% | 8.9% |
PSNR | 51.60 | 60.05 | 45.00 | 56.40 | 57.74 | 51.74 | 58.20 | 59.01 | |
scene4 | Rate | 9.6% | 12.8% | 11.6% | 13.2% | 14.8% | 11.5% | 11.6% | 13.0% |
PSNR | 49.00 | 58.00 | 40.45 | 52.66 | 54.54 | 48.12 | 54.46 | 55.73 | |
scene5 | Rate | 2.5% | 3.9% | 3.5% | 4.5% | 5.5% | 5.5% | 4.8% | 5.3% |
PSNR | 53.00 | 61.00 | 39.00 | 49.00 | 50.34 | 48.12 | 51.03 | 52.80 | |
scene6 | Rate | 10.2% | 13.7% | 7.3% | 8.4% | 8.6% | 8.2% | 7.5% | 8.3% |
PSNR | 48.00 | 57.00 | 37.25 | 53.93 | 54.20 | 49.73 | 54.86 | 55.62 | |
scene7 | Rate | 9.6% | 13.0% | 7.5% | 8.4% | 8.6% | 7.68% | 7.43% | 8.03 |
PSNR | 51.00 | 56.00 | 40.09 | 52.68 | 53.20 | 50.78 | 54.50 | 56.13 | |
scene8 | Rate | 9.2% | 12.8% | 20.0% | 21.8% | 23.6% | 20.7% | 19.3% | 21.3% |
PSNR | 49.00 | 58.00 | 39.99 | 42.29 | 42.84 | 47.01 | 48.23 | 51.84 | |