It worked, but it was heavy on CPU resources and notoriously buggy.
qsound_hle.zip file is a vital "supporting BIOS-like" ROM required for High-Level Emulation (HLE) of the audio system used in Capcom's arcade hardware, such as the CP System II (CPS2) . Without it, many classic titles like Street Fighter Alpha 3 Marvel vs. Capcom qsound hle zip patched