Piping for audio encoding.

remoting/codec/audio_encoder.h

Index: remoting/codec/audio_encoder.h
diff --git a/remoting/codec/audio_encoder.h b/remoting/codec/audio_encoder.h
new file mode 100644
index 0000000000000000000000000000000000000000..30147d6057963cf2327f06fd9847e7a14e874bca
--- /dev/null
+++ b/remoting/codec/audio_encoder.h
@@ -0,0 +1,23 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef REMOTING_CODEC_AUDIO_ENCODER_H_
+#define REMOTING_CODEC_AUDIO_ENCODER_H_
+
+#include "base/memory/scoped_ptr.h"
+
+namespace remoting {
+
+class AudioPacket;
+
+class AudioEncoder {
+ public:
+  virtual ~AudioEncoder() {}
+
+  virtual scoped_ptr<AudioPacket> Encode(scoped_ptr<AudioPacket> packet) = 0;
+};
+
+}  // namespace remoting
+
+#endif  // REMOTING_CODEC_AUDIO_ENCODER_H_