Implemented Citra Enhanced's realtime audio option

Co-authored-by: Gamer64ytb <76565986+Gamer64ytb@users.noreply.github.com>

src/android/app/src/main/java/org/citra/citra_emu/features/settings/model/IntSetting.kt

@@ -36,6 +36,7 @@ enum class IntSetting(
     ASYNC_CUSTOM_LOADING("async_custom_loading", Settings.SECTION_UTILITY, 1),
     PRELOAD_TEXTURES("preload_textures", Settings.SECTION_UTILITY, 0),
     ENABLE_AUDIO_STRETCHING("enable_audio_stretching", Settings.SECTION_AUDIO, 1),
+    ENABLE_REALTIME_AUDIO("enable_realtime_audio", Settings.SECTION_AUDIO, 0),
     CPU_JIT("use_cpu_jit", Settings.SECTION_CORE, 1),
     HW_SHADER("use_hw_shader", Settings.SECTION_RENDERER, 1),
     VSYNC("use_vsync_new", Settings.SECTION_RENDERER, 1),

src/android/app/src/main/java/org/citra/citra_emu/features/settings/ui/SettingsFragmentPresenter.kt

@@ -898,6 +898,15 @@ class SettingsFragmentPresenter(private val fragmentView: SettingsFragmentView)
                     IntSetting.ENABLE_AUDIO_STRETCHING.defaultValue
                 )
             )
+            add(
+                SwitchSetting(
+                    IntSetting.ENABLE_REALTIME_AUDIO,
+                    R.string.realtime_audio,
+                    R.string.realtime_audio_description,
+                    IntSetting.ENABLE_REALTIME_AUDIO.key,
+                    IntSetting.ENABLE_REALTIME_AUDIO.defaultValue
+                )
+            )
             add(
                 SingleChoiceSetting(
                     IntSetting.AUDIO_INPUT_TYPE,

src/android/app/src/main/jni/config.cpp

@@ -198,6 +198,7 @@ void Config::ReadValues() {
     // Audio
     ReadSetting("Audio", Settings::values.audio_emulation);
     ReadSetting("Audio", Settings::values.enable_audio_stretching);
+    ReadSetting("Audio", Settings::values.enable_realtime_audio);
     ReadSetting("Audio", Settings::values.volume);
     ReadSetting("Audio", Settings::values.output_type);
     ReadSetting("Audio", Settings::values.output_device);

src/android/app/src/main/jni/default_ini.h

@@ -247,6 +247,10 @@ enable_dsp_lle_thread =
 # 0: No, 1 (default): Yes
 enable_audio_stretching =
 
+# Simulates the Nintendo 3DS audio for HLE
+# 0 (default): No, 1: Yes
+enable_realtime_audio =
+
 # Output volume.
 # 1.0 (default): 100%, 0.0; mute
 volume =

src/android/app/src/main/res/values-es/strings.xml

@@ -246,6 +246,8 @@ Se esperan fallos gráficos temporales cuando ésta esté activado.</string>
     <string name="audio_volume">Volumen</string>
     <string name="audio_stretch">Extensión de Audio</string>
     <string name="audio_stretch_description">Extiende el audio para reducir los parones. Cuando se active, la latencia de audio se incrementará y reducirá un poco el rendimiento.</string>
+    <string name="realtime_audio">Activar audio en tiempo real</string>
+    <string name="realtime_audio_description">Simula el audio de la Nintendo 3DS para HLE, corrigiendo el retraso del audio cuando la velocidad es inferior al 100%. Podría causar problemas de desincronización del audio</string>
     <string name="audio_input_type">Dispositivo de entrada de audio</string>
     <string name="sound_output_mode">Modo de salida del audio</string>
 

src/android/app/src/main/res/values/strings.xml

@@ -281,6 +281,8 @@
     <string name="audio_volume">Volume</string>
     <string name="audio_stretch">Audio Stretching</string>
     <string name="audio_stretch_description">Stretches audio to reduce stuttering. When enabled, increases audio latency and slightly reduces performance.</string>
+    <string name="realtime_audio">Enable real-time audio</string>
+    <string name="realtime_audio_description">Simulates the Nintendo 3DS audio for HLE, fixing audio lag when speed is lower from 100%. Might cause audio desync issues</string>
     <string name="audio_input_type">Audio Input Device</string>
     <string name="sound_output_mode">Sound Output Mode</string>