1 files changed, 40 insertions, 0 deletions
diff --git a/dom/media/platforms/PEMFactory.h b/dom/media/platforms/PEMFactory.h
new file mode 100644
index 0000000000..fdc922ba4b
--- /dev/null
+++ b/dom/media/platforms/PEMFactory.h
@@ -0,0 +1,40 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* 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/. */
+
+#if !defined(PEMFactory_h_)
+#  define PEMFactory_h_
+
+#  include "PlatformEncoderModule.h"
+
+namespace mozilla {
+
+class PEMFactory final {
+ public:
+  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(PEMFactory)
+
+  PEMFactory();
+
+  // Factory method that creates the appropriate PlatformEncoderModule for
+  // the platform we're running on. Caller is responsible for deleting this
+  // instance. It's expected that there will be multiple
+  // PlatformEncoderModules alive at the same time.
+  already_AddRefed<MediaDataEncoder> CreateEncoder(
+      const CreateEncoderParams& aParams, const bool aHardwareNotAllowed);
+
+  bool SupportsMimeType(const nsACString& aMimeType) const;
+
+ private:
+  virtual ~PEMFactory() = default;
+  // Returns the first PEM in our list supporting the mimetype.
+  already_AddRefed<PlatformEncoderModule> FindPEM(
+      const TrackInfo& aTrackInfo) const;
+
+  nsTArray<RefPtr<PlatformEncoderModule>> mModules;
+};
+
+}  // namespace mozilla
+
+#endif /* PEMFactory_h_ */