1 files changed, 41 insertions, 0 deletions
diff --git a/dom/webidl/AnalyserNode.webidl b/dom/webidl/AnalyserNode.webidl
new file mode 100644
index 000000000..5b4be8822
--- /dev/null
+++ b/dom/webidl/AnalyserNode.webidl
@@ -0,0 +1,41 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * The origin of this IDL file is
+ * https://webaudio.github.io/web-audio-api/
+ *
+ * Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
+ * liability, trademark and document use rules apply.
+ */
+
+[Pref="dom.webaudio.enabled"]
+interface AnalyserNode : AudioNode {
+
+    // Real-time frequency-domain data
+    void getFloatFrequencyData(Float32Array array);
+    void getByteFrequencyData(Uint8Array array);
+
+    // Real-time waveform data
+    void getFloatTimeDomainData(Float32Array array);
+    void getByteTimeDomainData(Uint8Array array);
+
+    [SetterThrows, Pure]
+    attribute unsigned long fftSize;
+    [Pure]
+    readonly attribute unsigned long frequencyBinCount;
+
+    [SetterThrows, Pure]
+    attribute double minDecibels;
+    [SetterThrows, Pure]
+    attribute double maxDecibels;
+
+    [SetterThrows, Pure]
+    attribute double smoothingTimeConstant;
+
+};
+
+// Mozilla extension
+AnalyserNode implements AudioNodePassThrough;
+