Config: UrlParams to control noiseSuppression and echoCancellation

src/UrlParams.test.ts

@@ -332,6 +332,41 @@ describe("UrlParams", () => {
       expect(computeUrlParams("?intent=join_existing").skipLobby).toBe(false);
     });
   });
+
+  describe("noiseSuppression", () => {
+    it("defaults to true", () => {
+      expect(computeUrlParams().noiseSuppression).toBe(true);
+    });
+
+    it("is parsed", () => {
+      expect(computeUrlParams("?intent=start_call&noiseSuppression=true").noiseSuppression).toBe(
+        true,
+      );
+      expect(computeUrlParams("?intent=start_call&noiseSuppression&bar=foo").noiseSuppression).toBe(
+        true,
+      );
+      expect(computeUrlParams("?noiseSuppression=false").noiseSuppression).toBe(
+        false,
+      );
+    });
+  });
+
+
+  describe("echoCancellation", () => {
+    it("defaults to true", () => {
+      expect(computeUrlParams().echoCancellation).toBe(true);
+    });
+
+    it("is parsed", () => {
+      expect(computeUrlParams("?echoCancellation=true").echoCancellation).toBe(
+        true,
+      );
+      expect(computeUrlParams("?echoCancellation=false").echoCancellation).toBe(
+        false,
+      );
+    });
+  });
+
   describe("header", () => {
     it("uses header if provided", () => {
       expect(computeUrlParams("?header=app_bar&hideHeader=true").header).toBe(