FileRecorderImpl and FilePlayerImpl don't need their own .h and .cc files

webrtc/modules/utility/source/file_player.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/utility/source/file_player_impl.h"
+#include "webrtc/modules/utility/include/file_player.h"
+
+#include "webrtc/common_audio/resampler/include/resampler.h"
+#include "webrtc/common_types.h"
+#include "webrtc/engine_configurations.h"
+#include "webrtc/modules/media_file/media_file.h"
+#include "webrtc/modules/media_file/media_file_defines.h"
+#include "webrtc/modules/utility/source/coder.h"
+#include "webrtc/system_wrappers/include/critical_section_wrapper.h"
 #include "webrtc/system_wrappers/include/logging.h"
+#include "webrtc/typedefs.h"
 
 namespace webrtc {
-FilePlayer* FilePlayer::CreateFilePlayer(uint32_t instanceID,
-                                         FileFormats fileFormat) {
-  switch (fileFormat) {
-    case kFileFormatWavFile:
-    case kFileFormatCompressedFile:
-    case kFileFormatPreencodedFile:
-    case kFileFormatPcm16kHzFile:
-    case kFileFormatPcm8kHzFile:
-    case kFileFormatPcm32kHzFile:
-      // audio formats
-      return new FilePlayerImpl(instanceID, fileFormat);
-    default:
-      assert(false);
-      return NULL;
-  }
-}
 
-void FilePlayer::DestroyFilePlayer(FilePlayer* player) {
-  delete player;
-}
+namespace {
+
+class FilePlayerImpl : public FilePlayer {
+ public:
+  FilePlayerImpl(uint32_t instanceID, FileFormats fileFormat);
+  ~FilePlayerImpl();
+
+  virtual int Get10msAudioFromFile(int16_t* outBuffer,
+                                   size_t& lengthInSamples,
+                                   int frequencyInHz);
+  virtual int32_t RegisterModuleFileCallback(FileCallback* callback);
+  virtual int32_t StartPlayingFile(const char* fileName,
+                                   bool loop,
+                                   uint32_t startPosition,
+                                   float volumeScaling,
+                                   uint32_t notification,
+                                   uint32_t stopPosition = 0,
+                                   const CodecInst* codecInst = NULL);
+  virtual int32_t StartPlayingFile(InStream& sourceStream,
+                                   uint32_t startPosition,
+                                   float volumeScaling,
+                                   uint32_t notification,
+                                   uint32_t stopPosition = 0,
+                                   const CodecInst* codecInst = NULL);
+  virtual int32_t StopPlayingFile();
+  virtual bool IsPlayingFile() const;
+  virtual int32_t GetPlayoutPosition(uint32_t& durationMs);
+  virtual int32_t AudioCodec(CodecInst& audioCodec) const;
+  virtual int32_t Frequency() const;
+  virtual int32_t SetAudioScaling(float scaleFactor);
+
+ protected:
+  int32_t SetUpAudioDecoder();
+
+  uint32_t _instanceID;
+  const FileFormats _fileFormat;
+  MediaFile& _fileModule;
+
+  uint32_t _decodedLengthInMS;
+
+ private:
+  AudioCoder _audioDecoder;
+
+  CodecInst _codec;
+  int32_t _numberOf10MsPerFrame;
+  int32_t _numberOf10MsInDecoder;
+
+  Resampler _resampler;
+  float _scaling;
+};
 
 FilePlayerImpl::FilePlayerImpl(const uint32_t instanceID,
                                const FileFormats fileFormat)
     : _instanceID(instanceID),
       _fileFormat(fileFormat),
       _fileModule(*MediaFile::CreateMediaFile(instanceID)),
       _decodedLengthInMS(0),
       _audioDecoder(instanceID),
       _codec(),
       _numberOf10MsPerFrame(0),
@@ skipping 278 matching lines @@
   if (STR_CASE_CMP(_codec.plname, "L16") != 0 &&
       _audioDecoder.SetDecodeCodec(_codec) == -1) {
     LOG(LS_WARNING) << "SetUpAudioDecoder() codec " << _codec.plname
                     << " not supported.";
     return -1;
   }
   _numberOf10MsPerFrame = _codec.pacsize / (_codec.plfreq / 100);
   _numberOf10MsInDecoder = 0;
   return 0;
 }
+
+}  // namespace
+
+FilePlayer* FilePlayer::CreateFilePlayer(uint32_t instanceID,
+                                         FileFormats fileFormat) {
+  switch (fileFormat) {
+    case kFileFormatWavFile:
+    case kFileFormatCompressedFile:
+    case kFileFormatPreencodedFile:
+    case kFileFormatPcm16kHzFile:
+    case kFileFormatPcm8kHzFile:
+    case kFileFormatPcm32kHzFile:
+      // audio formats
+      return new FilePlayerImpl(instanceID, fileFormat);
+    default:
+      assert(false);
+      return NULL;
+  }
+}
+
+void FilePlayer::DestroyFilePlayer(FilePlayer* player) {
+  delete player;
+}
+
 }  // namespace webrtc