Mewgenics
you have to extract ogg otherwise you will get crc errors on installaion that's why input size is bigger than original size (4.57GB vs 6.32GB) but output will get smaller this way (3.07GB vs 2.77GB).
Code:
17:59:55 - Selected ARC/DS method for Data1a-01.bin was: msc_tak:mp3=0:ddsraw=0:wav=1:raw=1:bmf=9:TAK=9:bmp=1:lzma,bt4,fb128,lc8+xtool:c128mb:mzlib:reflate:dd3+4x4:b64mb:lzma:ultra:64m:bt4:fb273:lc8:mc1000000
17:59:55 - Selected ARC/DS method for Data1b-01.bin was: oggre
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18:19:11 - Overall input size: 6,32 GB
18:19:11 - Overall output size: 2,77 GB (Ratio 43.84%)
18:19:11 - Overall conversion time: 00:19:14