ajout oscillo

Appli/Core/Src/audio_effects.c

@@ -12,6 +12,7 @@ static FxReverbState     g_reverbState;
 void AudioEffects_Init(void)
 {
     g_params.audio_on_off = false;
+    g_params.master_volume = 0.0f;
     FxOctaver_Init(&g_octaverState, &g_params.octaver);
     FxEqualizer_Init(&g_eqState, &g_params.equalizer);
     FxOverdrive_Init(&g_overdriveState, &g_params.overdrive);
@@ -37,7 +38,7 @@ float AudioEffects_Process(float input)
         return 0.0f;
     }
 
-    return sample;
+    return sample * g_params.master_volume;
 }
 
 AudioEffectsParams *AudioEffects_GetParams(void)