Adding more effects

src/lib/audio/processors/Reverser.ts

@@ -0,0 +1,27 @@
+import type { AudioProcessor } from './AudioProcessor';
+
+export class Reverser implements AudioProcessor {
+  getName(): string {
+    return 'Reverser';
+  }
+
+  getDescription(): string {
+    return 'Plays the sound backwards';
+  }
+
+  process(
+    leftChannel: Float32Array,
+    rightChannel: Float32Array
+  ): [Float32Array, Float32Array] {
+    const length = leftChannel.length;
+    const outputLeft = new Float32Array(length);
+    const outputRight = new Float32Array(length);
+
+    for (let i = 0; i < length; i++) {
+      outputLeft[i] = leftChannel[length - 1 - i];
+      outputRight[i] = rightChannel[length - 1 - i];
+    }
+
+    return [outputLeft, outputRight];
+  }
+}