Changes

RetroArch supports loading audio DSP plugins to add effects such as reverb to the audio output. There This has been in RetroArch for a long time, but was recently reworked to be easier to use and more accessible from RGUI, and are some plugins available on [https://githubin the main RetroArch repository now.com/Themaister/RetroArch-Now you can load DSP filters using RGUI under Settings\Audio Options\DSP Filter, where you can load a DSP-plugins Themaister's github]preset with .dsp extension, of which is a text file similar to a shader preset that lets you chain DSP filters and specify their options. The DSP filters themselves are dynamic libraries that are loaded according to the .dsp file. Each DSP filter has a standalone preset that documents the default options, and there are some [http://www.mediafire.com/download/x0sawbs607b2f5i/RetroArch_DSP_Plugins_win64.7z Windows 64-bit builds] availableexample presets that combine more than one filter.

To use Note that some of these in RetroArchfilters may reduce volume a bit, extract these plugins so you may want to boost RA's volume level to compensate. If you want to [your RetroArch folder]/DSPremove the filter, then add press Start when the following to your retroarchDSP Filter option is highlighted.cfg: audio_dsp_plugin = ":/DSP/[plugin filename]"

Settings for the plugins are stored in "rarch_effectThe filters and their presets can be found [https://github.cfg" com/libretro/RetroArch/tree/master/audio/filters here], which is created automatically and populated the DSP filters can be built for your platform with settings when a plugin is loadedthe makefile.NOTESome precompiled Windows x64 builds of these filters can be obtained [https: rarch_echo_sse//www.dll appears to be non-working, probably a broken buildmediafire.com/?89eu6fk5kx8z39a here].