dom/media/webcodecs/VideoColorSpace.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:set ts=2 sw=2 sts=2 et cindent: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "mozilla/dom/VideoColorSpace.h"
   8 #include "mozilla/dom/VideoColorSpaceBinding.h"
   9 #include "nsIGlobalObject.h"
  10
  11 namespace mozilla::dom {
  12
  13 // Only needed for refcounted objects.
  14 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(VideoColorSpace, mParent)
  15 NS_IMPL_CYCLE_COLLECTING_ADDREF(VideoColorSpace)
  16 NS_IMPL_CYCLE_COLLECTING_RELEASE(VideoColorSpace)
  17 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(VideoColorSpace)
  18   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
  19   NS_INTERFACE_MAP_ENTRY(nsISupports)
  20 NS_INTERFACE_MAP_END
  21
  22 VideoColorSpace::VideoColorSpace(nsIGlobalObject* aParent,
  23                                  const VideoColorSpaceInit& aInit)
  24     : mParent(aParent), mInit(aInit) {
  25   MOZ_ASSERT(mParent);
  26 }
  27
  28 nsIGlobalObject* VideoColorSpace::GetParentObject() const { return mParent; }
  29
  30 JSObject* VideoColorSpace::WrapObject(JSContext* aCx,
  31                                       JS::Handle<JSObject*> aGivenProto) {
  32   return VideoColorSpace_Binding::Wrap(aCx, this, aGivenProto);
  33 }
  34
  35 /* static */
  36 already_AddRefed<VideoColorSpace> VideoColorSpace::Constructor(
  37     const GlobalObject& aGlobal, const VideoColorSpaceInit& aInit,
  38     ErrorResult& aRv) {
  39   nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
  40   if (!global) {
  41     aRv.Throw(NS_ERROR_FAILURE);
  42     return nullptr;
  43   }
  44   RefPtr<VideoColorSpace> videoColorSpace(new VideoColorSpace(global, aInit));
  45   return aRv.Failed() ? nullptr : videoColorSpace.forget();
  46 }
  47
  48 }  // namespace mozilla::dom