From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 dom/media/ogg/OggWriter.h | 52 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 dom/media/ogg/OggWriter.h

(limited to 'dom/media/ogg/OggWriter.h')

diff --git a/dom/media/ogg/OggWriter.h b/dom/media/ogg/OggWriter.h
new file mode 100644
index 000000000..b58bbd6df
--- /dev/null
+++ b/dom/media/ogg/OggWriter.h
@@ -0,0 +1,52 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
+/* 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/. */
+
+#ifndef OggWriter_h_
+#define OggWriter_h_
+
+#include "ContainerWriter.h"
+#include "OpusTrackEncoder.h"
+#include <ogg/ogg.h>
+
+namespace mozilla {
+/**
+ * WriteEncodedTrack inserts raw packets into Ogg stream (ogg_stream_state), and
+ * GetContainerData outputs an ogg_page when enough packets have been written
+ * to the Ogg stream.
+ * For more details, please reference:
+ * http://www.xiph.org/ogg/doc/libogg/encoding.html
+ */
+class OggWriter : public ContainerWriter
+{
+public:
+  OggWriter();
+  ~OggWriter();
+
+  nsresult WriteEncodedTrack(const EncodedFrameContainer &aData,
+                             uint32_t aFlags = 0) override;
+
+  nsresult GetContainerData(nsTArray<nsTArray<uint8_t> >* aOutputBufs,
+                            uint32_t aFlags = 0) override;
+
+  // Check metadata type integrity and reject unacceptable track encoder.
+  nsresult SetMetadata(TrackMetadataBase* aMetadata) override;
+private:
+  nsresult Init();
+
+  nsresult WriteEncodedData(const nsTArray<uint8_t>& aBuffer, int aDuration,
+                            uint32_t aFlags = 0);
+
+  void ProduceOggPage(nsTArray<nsTArray<uint8_t> >* aOutputBufs);
+  // Store the Medatata from track encoder
+  RefPtr<OpusMetadata> mMetadata;
+
+  ogg_stream_state mOggStreamState;
+  ogg_page mOggPage;
+  ogg_packet mPacket;
+};
+
+} // namespace mozilla
+
+#endif
-- 
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