Archives November 2014

The Rise of HLE Audio


Like any artistic medium, games are emotional experiences filled with joy, sadness, frustration, and more. Special moments can bring tears, cause shouting, or even screams. But imagine during one of those emotional highs if the audio simply died, and the game continued onward in a deafening silence before eventually freezing. That kind of marred experience was commonplace under Dolphin's old way of handling HLE audio.

The users of today don't have to face those problems; modern High Level Emulation (HLE) audio is both fast and accurate, mostly matching the conventions and output of its high-accuracy counterpart, Low Level Emulation (LLE) audio. This change in behavior is thanks to the work by delroth and magumagu that corrected the main fundamental flaw that afflicted old HLE audio. Fixing this defect and cleaning up the audio brought a multitude of features and fixes to the emulator that helped bring us into this modern era of speedy accuracy.

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