diff --git a/libs/audioflinger/AudioHardwareStub.h b/libs/audioflinger/AudioHardwareStub.h
index bf63cc5..8f43259 100644
--- a/libs/audioflinger/AudioHardwareStub.h
+++ b/libs/audioflinger/AudioHardwareStub.h
@@ -29,29 +29,33 @@
 
 class AudioStreamOutStub : public AudioStreamOut {
 public:
-    virtual status_t    set(int format, int channelCount, uint32_t sampleRate);
+    virtual status_t    set(int *pFormat, uint32_t *pChannels, uint32_t *pRate);
     virtual uint32_t    sampleRate() const { return 44100; }
     virtual size_t      bufferSize() const { return 4096; }
-    virtual int         channelCount() const { return 2; }
+    virtual uint32_t    channels() const { return AudioSystem::CHANNEL_OUT_STEREO; }
     virtual int         format() const { return AudioSystem::PCM_16_BIT; }
     virtual uint32_t    latency() const { return 0; }
-    virtual status_t    setVolume(float volume) { return NO_ERROR; }
+    virtual status_t    setVolume(float left, float right) { return NO_ERROR; }
     virtual ssize_t     write(const void* buffer, size_t bytes);
     virtual status_t    standby();
     virtual status_t    dump(int fd, const Vector<String16>& args);
+    virtual status_t    setParameters(const String8& keyValuePairs) { return NO_ERROR;}
+    virtual String8     getParameters(const String8& keys) {String8 result = String8(""); return result;}
 };
 
 class AudioStreamInStub : public AudioStreamIn {
 public:
-    virtual status_t    set(int format, int channelCount, uint32_t sampleRate, AudioSystem::audio_in_acoustics acoustics);
+    virtual status_t    set(int *pFormat, uint32_t *pChannels, uint32_t *pRate, AudioSystem::audio_in_acoustics acoustics);
     virtual uint32_t    sampleRate() const { return 8000; }
     virtual size_t      bufferSize() const { return 320; }
-    virtual int         channelCount() const { return 1; }
+    virtual uint32_t    channels() const { return AudioSystem::CHANNEL_IN_MONO; }
     virtual int         format() const { return AudioSystem::PCM_16_BIT; }
     virtual status_t    setGain(float gain) { return NO_ERROR; }
     virtual ssize_t     read(void* buffer, ssize_t bytes);
     virtual status_t    dump(int fd, const Vector<String16>& args);
     virtual status_t    standby() { return NO_ERROR; }
+    virtual status_t    setParameters(const String8& keyValuePairs) { return NO_ERROR;}
+    virtual String8     getParameters(const String8& keys) {String8 result = String8(""); return result;}
 };
 
 class AudioHardwareStub : public  AudioHardwareBase
@@ -67,26 +71,25 @@
     virtual status_t    setMicMute(bool state) { mMicMute = state;  return  NO_ERROR; }
     virtual status_t    getMicMute(bool* state) { *state = mMicMute ; return NO_ERROR; }
 
-    virtual status_t    setParameter(const char* key, const char* value)
-            { return NO_ERROR; }
-
     // create I/O streams
     virtual AudioStreamOut* openOutputStream(
-                                int format=0,
-                                int channelCount=0,
-                                uint32_t sampleRate=0,
+                                uint32_t devices,
+                                int *format=0,
+                                uint32_t *channels=0,
+                                uint32_t *sampleRate=0,
                                 status_t *status=0);
+    virtual    void        closeOutputStream(AudioStreamOut* out);
 
     virtual AudioStreamIn* openInputStream(
-                                int inputSource,
-                                int format,
-                                int channelCount,
-                                uint32_t sampleRate,
+                                uint32_t devices,
+                                int *format,
+                                uint32_t *channels,
+                                uint32_t *sampleRate,
                                 status_t *status,
-				AudioSystem::audio_in_acoustics acoustics);
+                                AudioSystem::audio_in_acoustics acoustics);
+    virtual    void        closeInputStream(AudioStreamIn* in);
 
 protected:
-    virtual status_t    doRouting() { return NO_ERROR; }
     virtual status_t    dump(int fd, const Vector<String16>& args);
 
             bool        mMicMute;