diff --git a/modules/audio_coding/test/EncodeDecodeTest.h b/modules/audio_coding/test/EncodeDecodeTest.h
index df6ee5f..9132d71 100644
--- a/modules/audio_coding/test/EncodeDecodeTest.h
+++ b/modules/audio_coding/test/EncodeDecodeTest.h
@@ -47,12 +47,13 @@
  public:
   Sender();
   void Setup(AudioCodingModule *acm, RTPStream *rtpStream,
-             std::string in_file_name, int in_sample_rate,
-             int payload_type, SdpAudioFormat format);
+             std::string in_file_name, int sample_rate, size_t channels);
   void Teardown();
   void Run();
   bool Add10MsData();
 
+  uint8_t codeId;
+
  protected:
   AudioCodingModule* _acm;
 
@@ -67,12 +68,15 @@
   Receiver();
   virtual ~Receiver() {};
   void Setup(AudioCodingModule *acm, RTPStream *rtpStream,
-             std::string out_file_name, size_t channels, int file_num);
+             std::string out_file_name, size_t channels);
   void Teardown();
   void Run();
   virtual bool IncomingPacket();
   bool PlayoutData();
 
+  //for auto_test and logging
+  uint8_t codeId;
+
  private:
   PCMFile _pcmFile;
   int16_t* _playoutBuffer;
@@ -92,8 +96,17 @@
 
 class EncodeDecodeTest {
  public:
-  EncodeDecodeTest();
+  explicit EncodeDecodeTest(int test_mode);
   void Perform();
+
+  uint16_t _playoutFreq;
+
+ private:
+  std::string EncodeToFile(int fileType, int codeId, int* codePars);
+
+ protected:
+  Sender _sender;
+  Receiver _receiver;
 };
 
 }  // namespace webrtc