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Execution times of elements of JPEG 2000 and the heuristic.
| Description | Time (ms per 106 Pixels) | Percentage of TJ |
|---|---|---|
| Unmodified JPEG 2000 compression (TJ) | 258.6 | 100.0% |
| 3-level DWT transform | 19.7 | 7.6% |
| Entropy coding | 167.0 | 64.6% |
| Remaining JPEG 2000 operations | 72.0 | 27.8% |
| Entropy estimation | 1.3 | 0.5% |
| Prediction (MED predictor) | 3.0 | 1.1% |
| Denosing | 62.7 | 24.3% |
