Simple splitting and compress by DLG

[RamiroCruzo]

Originally Posted by felice2011

Friends you do your choices, I'm happy to update my utility just as you wish, and it however you like.
Panker do not look at only the speed, but also the compression level of the various methods, we must try to find a balance in both, to satisfy everyone.

Lets compare ourselves which is better for our needs....

Source:Encode.ru

| Compressor name | Compression| Decompress.| Compr. size | Ratio |
| --------------- | -----------| -----------| ----------- | ----- |
| memcpy | 8533 MB/s | 8533 MB/s | 104857600 |100.00 |
| lz4 r131 | 480 MB/s | 2275 MB/s | 64872315 | 61.87 |
| lz4hc r131 -1 | 82 MB/s | 1896 MB/s | 59448496 | 56.69 |
| lz4hc r131 -3 | 54 MB/s | 1932 MB/s | 56343753 | 53.73 |
| lz4hc r131 -5 | 41 MB/s | 1969 MB/s | 55271312 | 52.71 |
| lz4hc r131 -7 | 31 MB/s | 1969 MB/s | 54889301 | 52.35 |
| lz4hc r131 -9 | 24 MB/s | 1969 MB/s | 54773517 | 52.24 |
| lz4hc r131 -11 | 20 MB/s | 1969 MB/s | 54751363 | 52.21 |
| lz4hc r131 -13 | 17 MB/s | 1969 MB/s | 54744790 | 52.21 |
| lz4hc r131 -15 | 14 MB/s | 2007 MB/s | 54741827 | 52.21 |
| lz5 r131 | 195 MB/s | 939 MB/s | 55884927 | 53.30 |
| lz5hc r131 -1 | 32 MB/s | 742 MB/s | 52927122 | 50.48 |
| lz5hc r131 -3 | 20 MB/s | 716 MB/s | 50970192 | 48.61 |
| lz5hc r131 -5 | 10 MB/s | 701 MB/s | 49970285 | 47.66 |
| lz5hc r131 -7 | 5.54 MB/s | 682 MB/s | 49541511 | 47.25 |
| lz5hc r131 -9 | 2.69 MB/s | 673 MB/s | 49346894 | 47.06 |
| lz5hc r131 -11 | 1.36 MB/s | 664 MB/s | 49266526 | 46.98 |
| zstd v0.3 | 257 MB/s | 547 MB/s | 51231016 | 48.86 |
| zstd_HC v0.3 -1 | 257 MB/s | 553 MB/s | 51231016 | 48.86 |
| zstd_HC v0.3 -3 | 76 MB/s | 417 MB/s | 46774383 | 44.61 |
| zstd_HC v0.3 -5 | 40 MB/s | 476 MB/s | 45628362 | 43.51 |
| zstd_HC v0.3 -9 | 14 MB/s | 485 MB/s | 44840562 | 42.76 |
| zstd_HC v0.3 -13 | 9.34 MB/s | 469 MB/s | 43114895 | 41.12 |
| zstd_HC v0.3 -17 | 6.02 MB/s | 463 MB/s | 42989971 | 41.00 |
| zstd_HC v0.3 -21 | 3.35 MB/s | 461 MB/s | 42956964 | 40.97 |
| zstd_HC v0.3 -23 | 2.33 MB/s | 463 MB/s | 42934217 | 40.95 |