Directly compress the WAV files. Results larger, without deduping. (Compared from WIM-archive.) Try it need extra "b256mb" (or any size) switches from get better results?? Another member, tested privately in new compressor, getting in same results compared then, my msc+srep+lolz compression chains and avg. 100+ MB/s speeds!
Code:
Archiver.exe a -r -cmmc:cwavpack _SND.arc "Data1"
....
Reading: 751.205_DAKOBS2o.wav - Total: 98.7% - Speed: 5.11 MB/s - 4.7 GB / 4.7 G
Reading: es64u_ventilator_vysoky_vykon_2.wav - Total: 99.6% - Speed: 8.00 MB/s -
Reading: x_363_dojazdEDB.WAV - Total: 100.0% - Speed: 9.35 MB/s - 4.7 GB / 4.7 G
Reading: x_ticho_5s.wav - Total: 100.0% - Speed: 9.28 MB/s - 4.7 GB / 4.7 GB
Final Report:
Total file size: 3180453909 bytes
Header size: 72 bytes
Compression method string size: 4 bytes
Compressed entries size: 203964 bytes
Calculated compressed data size: 3180249869 bytes
Compression ratio: 62.57%
Compression complete: 4847.03 MB processed in 439.87 seconds (11.02 MB/s)