Simplified AudioOutputStream interface.

media/audio/mac/audio_input_mac.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_MAC_AUDIO_INPUT_MAC_H_
 #define MEDIA_AUDIO_MAC_AUDIO_INPUT_MAC_H_
 
 #include <AudioToolbox/AudioQueue.h>
 #include <AudioToolbox/AudioFormat.h>
 
 #include "media/audio/audio_io.h"
 #include "media/audio/audio_parameters.h"
 
 class AudioManagerMac;
 
 // Implementation of AudioInputStream for Mac OS X using the audio queue service
 // present in OS 10.5 and later. Design reflects PCMQueueOutAudioOutputStream.
 class PCMQueueInAudioInputStream : public AudioInputStream {
  public:
   // Parameters as per AudioManager::MakeAudioInputStream.
   PCMQueueInAudioInputStream(AudioManagerMac* manager,
-                             AudioParameters params,
-                             int samples_per_packet);
+                             AudioParameters params);
   virtual ~PCMQueueInAudioInputStream();
 
   // Implementation of AudioInputStream.
   virtual bool Open();
   virtual void Start(AudioInputCallback* callback);
   virtual void Stop();
   virtual void Close();
 
  private:
   // Issue the OnError to |callback_|;
@@ skipping 31 matching lines @@
   AudioStreamBasicDescription format_;
   // Handle to the OS audio queue object.
   AudioQueueRef audio_queue_;
   // Size of each of the buffers in |audio_buffers_|
   uint32 buffer_size_bytes_;
 
   DISALLOW_COPY_AND_ASSIGN(PCMQueueInAudioInputStream);
 };
 
 #endif  // MEDIA_AUDIO_MAC_AUDIO_INPUT_MAC_H_