avfilter/tonemap**: use more stable range and peak handling #1003
| Job | Run time |
|---|---|
| 1h 3m 58s | |
| 33m 52s | |
| 43m 30s | |
| 1h 3m 59s | |
| 52m 24s | |
| 19m 46s | |
| 14m 25s | |
| 1h 3m 52s | |
| 13m 21s | |
| 58m 17s | |
| 1h 1m 35s | |
| 14m 46s | |
| 13m 55s | |
| 13m 36s | |
| 13m 12s | |
| 54m 7s | |
| 15m 3s | |
| 13m 28s | |
| 1h 3m 58s | |
| 15m 34s | |
| 13m 35s | |
| 0s | |
| 0s | |
| 0s | |
| 1s | |
| 1s | |
| 1s | |
| 12h 0m 16s |