diff -r 000000000000 -r 6474c204b198 content/media/encoder/OmxTrackEncoder.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/content/media/encoder/OmxTrackEncoder.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,96 @@
+/* -*- 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 OmxTrackEncoder_h_
+#define OmxTrackEncoder_h_
+
+#include "TrackEncoder.h"
+
+namespace android {
+class OMXVideoEncoder;
+class OMXAudioEncoder;
+}
+
+/**
+ * There are two major classes defined in file OmxTrackEncoder;
+ * OmxVideoTrackEncoder and OmxAudioTrackEncoder, the video and audio track
+ * encoder for media type AVC/H.264 and AAC. OMXCodecWrapper wraps and controls
+ * an instance of MediaCodec, defined in libstagefright, runs on Android Jelly
+ * Bean platform.
+ */
+
+namespace mozilla {
+
+class OmxVideoTrackEncoder: public VideoTrackEncoder
+{
+public:
+  OmxVideoTrackEncoder()
+    : VideoTrackEncoder()
+  {}
+
+  already_AddRefed<TrackMetadataBase> GetMetadata() MOZ_OVERRIDE;
+
+  nsresult GetEncodedTrack(EncodedFrameContainer& aData) MOZ_OVERRIDE;
+
+protected:
+  nsresult Init(int aWidth, int aHeight,
+                int aDisplayWidth, int aDisplayHeight,
+                TrackRate aTrackRate) MOZ_OVERRIDE;
+
+private:
+  nsAutoPtr<android::OMXVideoEncoder> mEncoder;
+};
+
+class OmxAudioTrackEncoder : public AudioTrackEncoder
+{
+public:
+  OmxAudioTrackEncoder()
+    : AudioTrackEncoder()
+  {}
+
+  already_AddRefed<TrackMetadataBase> GetMetadata() = 0;
+
+  nsresult GetEncodedTrack(EncodedFrameContainer& aData) MOZ_OVERRIDE;
+
+protected:
+  nsresult Init(int aChannels, int aSamplingRate) = 0;
+
+  // Append encoded frames to aContainer.
+  nsresult AppendEncodedFrames(EncodedFrameContainer& aContainer);
+
+  nsAutoPtr<android::OMXAudioEncoder> mEncoder;
+};
+
+class OmxAACAudioTrackEncoder MOZ_FINAL : public OmxAudioTrackEncoder
+{
+public:
+  OmxAACAudioTrackEncoder()
+    : OmxAudioTrackEncoder()
+  {}
+
+  already_AddRefed<TrackMetadataBase> GetMetadata() MOZ_OVERRIDE;
+
+protected:
+  nsresult Init(int aChannels, int aSamplingRate) MOZ_OVERRIDE;
+};
+
+class OmxAMRAudioTrackEncoder MOZ_FINAL : public OmxAudioTrackEncoder
+{
+public:
+  OmxAMRAudioTrackEncoder()
+    : OmxAudioTrackEncoder()
+  {}
+
+  enum {
+    AMR_NB_SAMPLERATE = 8000,
+  };
+  already_AddRefed<TrackMetadataBase> GetMetadata() MOZ_OVERRIDE;
+
+protected:
+  nsresult Init(int aChannels, int aSamplingRate) MOZ_OVERRIDE;
+};
+
+}
+#endif