Best Compression Methods for 'Specific' Games. Q&A

[KaktoR]

Some test for AC Liberation Remastered
(use afr without -a2)

DataPC_ACV_Chichen_Itza.forge
301.596.672 Bytes

afr+srep:m3f+

lolz:dtb1:mtt1:mt6:d128m:mc1023
Compressed 1 file, 301,596,672 => 24,798,849 bytes. Ratio 8.22%
Compression time: cpu 0.89 sec/real 245.85 sec = 0%. Speed 1.23 mB/s
All OK

4x4:b64mb:lzma:ultra:64m:bt4:fb273:lc8:mc1000000
Compressed 1 file, 301,596,672 => 27,686,068 bytes. Ratio 9.18%
Compression time: cpu 0.73 sec/real 55.38 sec = 1%. Speed 5.45 mB/s
All OK

lzma:a1:mfbt4:d256m:fb273:mc1000000000:lc8
Compressed 1 file, 301,596,672 => 27,596,500 bytes. Ratio 9.15%
Compression time: cpu 0.36 sec/real 50.47 sec = 1%. Speed 5.98 mB/s
All OK

zstd -22 --ultra -T2
Compressed 1 file, 301,596,672 => 31,890,007 bytes. Ratio 10.57%
Compression time: cpu 0.33 sec/real 91.99 sec = 0%. Speed 3.28 mB/s
All OK

Edit:

ACIII:R+L:R

Compressed block count (subblocks) = 353022 (2186139)
LZO1X-W3(15) subblocks count       = 1480503
LZO1X-999 subblocks count          = 0
LZO2A-999 subblocks count          = 0
LZO1C-999 subblocks count          = 0
OODLE subblocks count              = 0
ZSTD  subblocks count              = 0
Uncompressed subblocks count       = 705636

Compressed subblocks size:   19522484316 -> 44694970389
Uncompressed subblocks size: 17468349094
Other data size:             315047570

Total data+table:            37314625536 -> 62498687973

WARNING! In file found corrupted LZO-streams. Check your data!

Time: 2967.089 secs

Edit:

17:42:22 - Starting Data1.bin.001 creation
23:41:59 - Finished Data1.bin.001 creation
23:42:00 - Starting Data2.bin.001 creation
 0:50:03 - Finished Data2.bin.001 creation
 Input size:  39.510g
 Output size: 13.537g