Reapply http://codereview.chromium.org/115276

Review URL: http://codereview.chromium.org/115638

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@16622 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 32 insertions, 0 deletions

diff --git a/media/audio/linux/audio_manager_linux.h b/media/audio/linux/audio_manager_linux.h
new file mode 100644
index 0000000..5b369a1
--- /dev/null
+++ b/media/audio/linux/audio_manager_linux.h
@@ -0,0 +1,32 @@
+// Copyright (c) 2009 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 MEDIA_AUDIO_LINUX_AUDIO_MANAGER_LINUX_H_
+#define MEDIA_AUDIO_LINUX_AUDIO_MANAGER_LINUX_H_
+
+#include "base/thread.h"
+#include "media/audio/audio_output.h"
+
+class AudioManagerLinux : public AudioManager {
+ public:
+  AudioManagerLinux();
+
+  // Implementation of AudioManager.
+  virtual bool HasAudioDevices();
+  virtual AudioOutputStream* MakeAudioStream(Format format, int channels,
+                                             int sample_rate,
+                                             char bits_per_sample);
+  virtual void MuteAll();
+  virtual void UnMuteAll();
+  virtual const void* GetLastMockBuffer();
+
+ private:
+  // Friend function for invoking the private destructor at exit.
+  friend void DestroyAudioManagerLinux(void*);
+  virtual ~AudioManagerLinux();
+
+  DISALLOW_COPY_AND_ASSIGN(AudioManagerLinux);
+};
+
+#endif  // MEDIA_AUDIO_LINUX_AUDIO_MANAGER_LINUX_H_