1 files changed, 84 insertions, 0 deletions
diff --git a/dom/media/webrtc/jsapi/RTCRtpScriptTransform.cpp b/dom/media/webrtc/jsapi/RTCRtpScriptTransform.cpp
new file mode 100644
index 0000000000..43f34c456f
--- /dev/null
+++ b/dom/media/webrtc/jsapi/RTCRtpScriptTransform.cpp
@@ -0,0 +1,84 @@
+/* -*- Mode: C++; tab-width: 2; 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 https://mozilla.org/MPL/2.0/. */
+
+#include "RTCRtpScriptTransform.h"
+
+#include "libwebrtcglue/FrameTransformerProxy.h"
+#include "jsapi/RTCTransformEventRunnable.h"
+#include "mozilla/dom/Promise.h"
+#include "mozilla/dom/Worker.h"
+#include "mozilla/dom/RTCRtpScriptTransformBinding.h"
+#include "mozilla/dom/MessagePortBinding.h"
+#include "mozilla/Logging.h"
+#include "mozilla/AlreadyAddRefed.h"
+#include "mozilla/RefPtr.h"
+#include "nsPIDOMWindow.h"
+#include "nsContentUtils.h"
+#include "nsCOMPtr.h"
+#include "nsDebug.h"
+#include "ErrorList.h"
+#include "nsWrapperCache.h"
+#include "nsISupports.h"
+#include "nsCycleCollectionParticipant.h"
+#include "js/RootingAPI.h"
+
+namespace mozilla::dom {
+
+LazyLogModule gScriptTransformLog("RTCRtpScriptTransform");
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(RTCRtpScriptTransform, mWindow)
+NS_IMPL_CYCLE_COLLECTING_ADDREF(RTCRtpScriptTransform)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(RTCRtpScriptTransform)
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(RTCRtpScriptTransform)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+already_AddRefed<RTCRtpScriptTransform> RTCRtpScriptTransform::Constructor(
+    const GlobalObject& aGlobal, Worker& aWorker,
+    JS::Handle<JS::Value> aOptions,
+    const Optional<Sequence<JSObject*>>& aTransfer, ErrorResult& aRv) {
+  nsCOMPtr<nsPIDOMWindowInner> ownerWindow =
+      do_QueryInterface(aGlobal.GetAsSupports());
+  if (NS_WARN_IF(!ownerWindow)) {
+    aRv.Throw(NS_ERROR_FAILURE);
+    return nullptr;
+  }
+  auto newTransform = MakeRefPtr<RTCRtpScriptTransform>(ownerWindow);
+  RefPtr<RTCTransformEventRunnable> runnable =
+      new RTCTransformEventRunnable(aWorker, &newTransform->GetProxy());
+
+  if (aTransfer.WasPassed()) {
+    aWorker.PostEventWithOptions(aGlobal.Context(), aOptions, aTransfer.Value(),
+                                 runnable, aRv);
+  } else {
+    StructuredSerializeOptions transferOptions;
+    aWorker.PostEventWithOptions(aGlobal.Context(), aOptions,
+                                 transferOptions.mTransfer, runnable, aRv);
+  }
+
+  if (NS_WARN_IF(aRv.Failed())) {
+    return nullptr;
+  }
+
+  return newTransform.forget();
+}
+
+RTCRtpScriptTransform::RTCRtpScriptTransform(nsPIDOMWindowInner* aWindow)
+    : mWindow(aWindow), mProxy(new FrameTransformerProxy) {}
+
+RTCRtpScriptTransform::~RTCRtpScriptTransform() {
+  mProxy->ReleaseScriptTransformer();
+}
+
+JSObject* RTCRtpScriptTransform::WrapObject(JSContext* aCx,
+                                            JS::Handle<JSObject*> aGivenProto) {
+  return RTCRtpScriptTransform_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+}  // namespace mozilla::dom
+
+#undef LOGTAG