1 files changed, 73 insertions, 0 deletions
diff --git a/dom/media/platforms/PEMFactory.cpp b/dom/media/platforms/PEMFactory.cpp
new file mode 100644
index 0000000000..b392092819
--- /dev/null
+++ b/dom/media/platforms/PEMFactory.cpp
@@ -0,0 +1,73 @@
+/* -*- 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/. */
+
+#include "PEMFactory.h"
+
+#ifdef MOZ_APPLEMEDIA
+#  include "AppleEncoderModule.h"
+#endif
+
+#ifdef MOZ_WIDGET_ANDROID
+#  include "AndroidEncoderModule.h"
+#endif
+
+#ifdef XP_WIN
+#  include "WMFEncoderModule.h"
+#endif
+
+namespace mozilla {
+
+LazyLogModule sPEMLog("PlatformEncoderModule");
+
+PEMFactory::PEMFactory() {
+#ifdef MOZ_APPLEMEDIA
+  RefPtr<PlatformEncoderModule> m(new AppleEncoderModule());
+  mModules.AppendElement(m);
+#endif
+
+#ifdef MOZ_WIDGET_ANDROID
+  mModules.AppendElement(new AndroidEncoderModule());
+#endif
+
+#ifdef XP_WIN
+  mModules.AppendElement(new WMFEncoderModule());
+#endif
+}
+
+bool PEMFactory::SupportsMimeType(const nsACString& aMimeType) const {
+  for (auto m : mModules) {
+    if (m->SupportsMimeType(aMimeType)) {
+      return true;
+    }
+  }
+  return false;
+}
+
+already_AddRefed<MediaDataEncoder> PEMFactory::CreateEncoder(
+    const CreateEncoderParams& aParams) {
+  const TrackInfo& info = aParams.mConfig;
+  RefPtr<PlatformEncoderModule> m = FindPEM(info);
+  if (!m) {
+    return nullptr;
+  }
+
+  return info.IsVideo() ? m->CreateVideoEncoder(aParams) : nullptr;
+}
+
+already_AddRefed<PlatformEncoderModule> PEMFactory::FindPEM(
+    const TrackInfo& aTrackInfo) const {
+  RefPtr<PlatformEncoderModule> found;
+  for (auto m : mModules) {
+    if (m->SupportsMimeType(aTrackInfo.mMimeType)) {
+      found = m;
+      break;
+    }
+  }
+
+  return found.forget();
+}
+
+}  // namespace mozilla