ajout effets audio

Appli/Core/Inc/fx_saturation.h

@@ -0,0 +1,22 @@
+#ifndef FX_SATURATION_H
+#define FX_SATURATION_H
+
+#include <stdbool.h>
+
+typedef struct
+{
+    bool  enabled;
+    float drive;   /* 0.0 (aucun effet) a 1.0 (saturation maximale) */
+    float level;   /* gain de compensation en sortie, typiquement 0.0 - 1.0 */
+} FxSaturationParams;
+
+typedef struct
+{
+    float dc_block_x1;
+    float dc_block_y1;
+} FxSaturationState;
+
+void  FxSaturation_Init(FxSaturationState *state, FxSaturationParams *params);
+float FxSaturation_Process(FxSaturationState *state, const FxSaturationParams *params, float input);
+
+#endif /* FX_SATURATION_H */