1 files changed, 62 insertions, 0 deletions
diff --git a/dom/media/webrtc/jsep/JsepTrackEncoding.h b/dom/media/webrtc/jsep/JsepTrackEncoding.h
new file mode 100644
index 0000000000..c17dd8534e
--- /dev/null
+++ b/dom/media/webrtc/jsep/JsepTrackEncoding.h
@@ -0,0 +1,62 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#ifndef _JESPTRACKENCODING_H_
+#define _JESPTRACKENCODING_H_
+
+#include "jsep/JsepCodecDescription.h"
+#include "common/EncodingConstraints.h"
+
+#include <vector>
+
+namespace mozilla {
+// Represents a single encoding of a media track. When simulcast is used, there
+// may be multiple. Each encoding may have some constraints (imposed by JS), and
+// may be able to use any one of multiple codecs (JsepCodecDescription) at any
+// given time.
+class JsepTrackEncoding {
+ public:
+  JsepTrackEncoding() = default;
+  JsepTrackEncoding(const JsepTrackEncoding& orig) { *this = orig; }
+
+  JsepTrackEncoding(JsepTrackEncoding&& aOrig) = default;
+
+  JsepTrackEncoding& operator=(const JsepTrackEncoding& aRhs) {
+    if (this != &aRhs) {
+      mRid = aRhs.mRid;
+      mCodecs.clear();
+      for (const auto& codec : aRhs.mCodecs) {
+        mCodecs.emplace_back(codec->Clone());
+      }
+    }
+    return *this;
+  }
+
+  const std::vector<UniquePtr<JsepCodecDescription>>& GetCodecs() const {
+    return mCodecs;
+  }
+
+  void AddCodec(const JsepCodecDescription& codec) {
+    mCodecs.emplace_back(codec.Clone());
+  }
+
+  bool HasFormat(const std::string& format) const {
+    for (const auto& codec : mCodecs) {
+      if (codec->mDefaultPt == format) {
+        return true;
+      }
+    }
+    return false;
+  }
+
+  std::string mRid;
+
+ private:
+  std::vector<UniquePtr<JsepCodecDescription>> mCodecs;
+};
+}  // namespace mozilla
+
+#endif  // _JESPTRACKENCODING_H_