Implementation of ppapi audio.

ppapi/cpp/dev/audio_input_dev.h

Index: ppapi/cpp/dev/audio_input_dev.h
===================================================================
--- ppapi/cpp/dev/audio_input_dev.h	(revision 0)
+++ ppapi/cpp/dev/audio_input_dev.h	(revision 0)
@@ -0,0 +1,49 @@
+// Copyright (c) 2011 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 PPAPI_CPP_DEV_AUDIO_INPUT_DEV_H_
+#define PPAPI_CPP_DEV_AUDIO_INPUT_DEV_H_
+
+#include "ppapi/c/dev/ppb_audio_input_dev.h"
+#include "ppapi/cpp/audio_config.h"
+#include "ppapi/cpp/resource.h"
+
+namespace pp {
+
+class Instance;
+
+class AudioInput_Dev : public Resource {
+ public:
+  /// An empty constructor for an AudioInput resource.
+  AudioInput_Dev() {}
+
+  AudioInput_Dev(Instance* instance,
+        const AudioConfig& config,
+        PPB_AudioInput_Callback callback,
+        void* user_data);
+
+  /// Getter function for returning the internal <code>PPB_AudioConfig</code>
+  /// struct.
+  ///
+  /// @return A mutable reference to the PPB_AudioConfig struct.
+  AudioConfig& config() { return config_; }
+
+  /// Getter function for returning the internal <code>PPB_AudioConfig</code>
+  /// struct.
+  ///
+  /// @return A const reference to the internal <code>PPB_AudioConfig</code>
+  /// struct.
+  const AudioConfig& config() const { return config_; }
+
+  bool StartCapture();
+  bool StopCapture();
+
+ private:
+  AudioConfig config_;
+};
+
+}  // namespace pp
+
+#endif  // PPAPI_CPP_DEV_AUDIO_INPUT_DEV_H_
+