Table 4. Execution times of unmodified JPEG 2000 elements and of entropy calculation.
Description | Time (ms per 106 symbols) | Percentage of TJ |
---|---|---|
Unmodified JPEG 2000 compression (TJ) | 543.7 | 100% |
DWT transform | 29.0 | 5.34% |
Entropy coding | 411.9 | 75.77% |
Remaining operations | 102.7 | 18.89% |
Entropy calculation | 4.2 | 0.78% |