1 files changed, 36 insertions, 0 deletions
diff --git a/dom/webidl/EncodedVideoChunk.webidl b/dom/webidl/EncodedVideoChunk.webidl
new file mode 100644
index 0000000000..fa1c5599ab
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+++ b/dom/webidl/EncodedVideoChunk.webidl
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+/* -*- 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://w3c.github.io/webcodecs/#encodedvideochunk
+ */
+
+// [Serializable] is implemented without adding attribute here.
+[Exposed=(Window,DedicatedWorker), Pref="dom.media.webcodecs.enabled"]
+interface EncodedVideoChunk {
+  [Throws]
+  constructor(EncodedVideoChunkInit init);
+  readonly attribute EncodedVideoChunkType type;
+  readonly attribute long long timestamp;             // microseconds
+  readonly attribute unsigned long long? duration;    // microseconds
+  readonly attribute unsigned long byteLength;
+
+  // bug 1696216: Should be `copyTo([AllowShared] BufferSource destination)`
+  [Throws]
+  undefined copyTo(([AllowShared] ArrayBufferView or [AllowShared] ArrayBuffer) destination);
+};
+
+dictionary EncodedVideoChunkInit {
+  required EncodedVideoChunkType type;
+  required [EnforceRange] long long timestamp;        // microseconds
+  [EnforceRange] unsigned long long duration;         // microseconds
+  // bug 1696216: Should be `required BufferSource data`
+  required ([AllowShared] ArrayBufferView or [AllowShared] ArrayBuffer) data;
+};
+
+enum EncodedVideoChunkType {
+    "key",
+    "delta",
+};