Simplified AudioOutputStream interface.

media/audio/win/wavein_input_win.h

 // Copyright (c) 2010 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_WIN_WAVEIN_INPUT_WIN_H_
 #define MEDIA_AUDIO_WIN_WAVEIN_INPUT_WIN_H_
 
 #include <windows.h>
 #include <mmsystem.h>
 
 #include "base/basictypes.h"
 #include "base/scoped_handle_win.h"
 #include "media/audio/audio_io.h"
 #include "media/audio/audio_parameters.h"
 
 class AudioManagerWin;
 
 class PCMWaveInAudioInputStream : public AudioInputStream {
  public:
   // The ctor takes all the usual parameters, plus |manager| which is the
   // the audio manager who is creating this object and |device_id| which
   // is provided by the operating system.
   PCMWaveInAudioInputStream(AudioManagerWin* manager, AudioParameters params,
-                            int num_buffers, uint32 samples_per_packet,
-                            UINT device_id);
+                            int num_buffers, UINT device_id);
   virtual ~PCMWaveInAudioInputStream();
 
   // Implementation of AudioInputStream.
   virtual bool Open();
   virtual void Start(AudioInputCallback* callback);
   virtual void Stop();
   virtual void Close();
 
  private:
   enum State {
@@ skipping 57 matching lines @@
   // Pointer to the first allocated audio buffer. This object owns it.
   WAVEHDR* buffer_;
 
   // An event that is signaled when the callback thread is ready to stop.
   ScopedHandle stopped_event_;
 
   DISALLOW_COPY_AND_ASSIGN(PCMWaveInAudioInputStream);
 };
 
 #endif  // MEDIA_AUDIO_WIN_WAVEIN_INPUT_WIN_H_