Add m-esr52 at 52.6.0

1 files changed, 46 insertions, 0 deletions

diff --git a/dom/media/webm/WebMDecoder.h b/dom/media/webm/WebMDecoder.h
new file mode 100644
index 000000000..0d6d747f6
--- /dev/null
+++ b/dom/media/webm/WebMDecoder.h
@@ -0,0 +1,46 @@
+/* -*- 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(WebMDecoder_h_)
+#define WebMDecoder_h_
+
+#include "MediaDecoder.h"
+#include "MediaFormatReader.h"
+
+namespace mozilla {
+
+class WebMDecoder : public MediaDecoder
+{
+public:
+  explicit WebMDecoder(MediaDecoderOwner* aOwner) : MediaDecoder(aOwner) {}
+  MediaDecoder* Clone(MediaDecoderOwner* aOwner) override {
+    if (!IsWebMEnabled()) {
+      return nullptr;
+    }
+    return new WebMDecoder(aOwner);
+  }
+  MediaDecoderStateMachine* CreateStateMachine() override;
+
+  // Returns true if the WebM backend is preffed on.
+  static bool IsEnabled();
+
+  // Returns true if aMIMEType is a type that we think we can render with the
+  // a WebM platform decoder backend. If aCodecs is non emtpy, it is filled
+  // with a comma-delimited list of codecs to check support for. Notes in
+  // out params whether the codecs string contains Opus/Vorbis or VP8/VP9.
+  static bool CanHandleMediaType(const nsACString& aMIMETypeExcludingCodecs,
+                                 const nsAString& aCodecs);
+
+  static bool CanHandleMediaType(const nsAString& aContentType);
+
+  void GetMozDebugReaderData(nsAString& aString) override;
+
+private:
+  RefPtr<MediaFormatReader> mReader;
+};
+
+} // namespace mozilla
+
+#endif