Piping for audio decoding.

remoting/codec/audio_decoder.h

+// 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_DECODER_H_
+#define REMOTING_CODEC_AUDIO_DECODER_H_
+
+#include "base/memory/scoped_ptr.h"
+
+namespace remoting {
+
+namespace protocol {
+class SessionConfig;
+}  // namespace protocol
+
+class AudioPacket;
+
+class AudioDecoder {
+ public:
+  static scoped_ptr<AudioDecoder> CreateAudioDecoder(
+      const protocol::SessionConfig& config);
+
+  virtual ~AudioDecoder() {}
+
+  virtual scoped_ptr<AudioPacket> Decode(scoped_ptr<AudioPacket> packet) = 0;

[Wez, 2012/08/07 18:29:05]

Given that the AudioEncoder and AudioDecoder interfaces are all but identical,
transcoding AudioPacket->AudioPacket, would a single AudioTranscoder interface
make more sense?

+};
+
+}  // namespace remoting
+
+#endif  // REMOTING_CODEC_AUDIO_DECODER_H_