Ajout du sampler et de l'input

src/lib/audio/processors/PhaseInverter.ts

@@ -0,0 +1,31 @@
+import type { AudioProcessor } from "./AudioProcessor";
+
+export class PhaseInverter implements AudioProcessor {
+  getName(): string {
+    return "Phase Inverter";
+  }
+
+  getDescription(): string {
+    return "Inverts polarity of one or both channels";
+  }
+
+  async process(
+    leftChannel: Float32Array,
+    rightChannel: Float32Array
+  ): Promise<[Float32Array, Float32Array]> {
+    const mode = Math.floor(Math.random() * 3);
+
+    const newLeft = new Float32Array(leftChannel.length);
+    const newRight = new Float32Array(rightChannel.length);
+
+    const invertLeft = mode === 0 || mode === 2;
+    const invertRight = mode === 1 || mode === 2;
+
+    for (let i = 0; i < leftChannel.length; i++) {
+      newLeft[i] = invertLeft ? -leftChannel[i] : leftChannel[i];
+      newRight[i] = invertRight ? -rightChannel[i] : rightChannel[i];
+    }
+
+    return [newLeft, newRight];
+  }
+}