Merge branch 'fdo' into lv2

13 files changed, 959 insertions, 246 deletions

diff --git a/sys/dshowsrcwrapper/Makefile.am b/sys/dshowsrcwrapper/Makefile.am
index 38895a1e..74bf83ed 100644..100755
--- a/sys/dshowsrcwrapper/Makefile.am
+++ b/sys/dshowsrcwrapper/Makefile.am
@@ -1,10 +1,14 @@
-plugin_LTLIBRARIES = libgstdshowsrcwrapper.la
+# This plugin isn't buildable with autotools at this point in time, so just
+# ensure everything's listed in EXTRA_DIST
 
-libgstdshowsrcwrapper_la_SOURCES = gstdshowaudiosrc.c gstdshowsrcwrapper.c gstdshowvideosrc.c
-
-libgstdshowsrcwrapper_la_CFLAGS = $(GST_CFLAGS)
-libgstdshowsrcwrapper_la_LIBADD = $(GST_LIBS)
-libgstdshowsrcwrapper_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
-libgstdshowsrcwrapper_la_LIBTOOLFLAGS = --tag=disable-static
-
-noinst_HEADERS = gstdshowaudiosrc.h gstdshowsrcwrapper.h gstdshowvideosrc.h
+EXTRA_DIST = \
+  gstdshowaudiosrc.cpp \
+  gstdshowaudiosrc.h \
+  gstdshow.cpp \
+  gstdshowfakesink.cpp \
+  gstdshowfakesink.h \
+  gstdshow.h \
+  gstdshowinterface.h \
+  gstdshowsrcwrapper.cpp \
+  gstdshowvideosrc.cpp \
+  gstdshowvideosrc.h
diff --git a/sys/dshowsrcwrapper/gstdshow.cpp b/sys/dshowsrcwrapper/gstdshow.cpp
new file mode 100755
index 00000000..ed27d631
--- /dev/null
+++ b/sys/dshowsrcwrapper/gstdshow.cpp
@@ -0,0 +1,346 @@
+/* GStreamer
+ * Copyright (C) 2007 Sebastien Moutte <sebastien@moutte.net>
+ *
+ * gstdshow.cpp:
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "gstdshow.h"
+#include "gstdshowfakesink.h"
+
+CFactoryTemplate g_Templates[]=
+{
+  { 
+    L"DSHOW fake sink filter"
+    , &CLSID_DshowFakeSink
+    , CDshowFakeSink::CreateInstance
+    , NULL
+    , NULL
+  }
+};
+
+int g_cTemplates = sizeof(g_Templates)/sizeof(g_Templates[0]);
+static HINSTANCE g_hModule = NULL;
+
+extern "C" BOOL WINAPI DllEntryPoint(HINSTANCE, ULONG, LPVOID);
+BOOL APIENTRY DllMain(HANDLE hModule, DWORD dwReason, LPVOID lpReserved)
+{
+  if (!g_hModule)
+    g_hModule = (HINSTANCE)hModule;
+
+  return DllEntryPoint((HINSTANCE)(hModule), dwReason, lpReserved);
+}
+
+STDAPI DllRegisterServer()
+{
+  return AMovieDllRegisterServer2 (TRUE);
+}
+
+STDAPI DllUnregisterServer()
+{
+  return AMovieDllRegisterServer2 (FALSE);
+}
+
+HRESULT gst_dshow_register_fakefilters ()
+{
+  return DllRegisterServer();
+}
+
+void 
+gst_dshow_free_mediatype (AM_MEDIA_TYPE *pmt)
+{
+  if (pmt != NULL) {    
+    if (pmt->cbFormat != 0) {
+      CoTaskMemFree((PVOID)pmt->pbFormat);
+      pmt->cbFormat = 0;
+      pmt->pbFormat = NULL;
+    }
+    if (pmt->pUnk != NULL) {
+      /* Unecessary because pUnk should not be used, but safest. */
+      pmt->pUnk->Release();
+      pmt->pUnk = NULL;
+    }
+
+    CoTaskMemFree(pmt);
+  }
+}
+
+void 
+gst_dshow_free_pin_mediatype (gpointer pt)
+{
+  GstCapturePinMediaType * pin_mediatype = (GstCapturePinMediaType *) pt;
+  if (pin_mediatype) {
+    if (pin_mediatype->capture_pin) {
+      pin_mediatype->capture_pin->Release();
+      pin_mediatype->capture_pin = NULL;
+    }
+    if (pin_mediatype->mediatype) {
+      gst_dshow_free_mediatype (pin_mediatype->mediatype);
+      pin_mediatype->mediatype = NULL;
+    }
+  }
+}
+
+
+void 
+gst_dshow_free_pins_mediatypes (GList *pins_mediatypes)
+{
+  guint i = 0;
+  for (; i < g_list_length (pins_mediatypes); i++) {
+    GList *mylist = g_list_nth (pins_mediatypes, i);
+    if (mylist && mylist->data)
+      gst_dshow_free_pin_mediatype ((GstCapturePinMediaType *)mylist->data);
+  }
+  g_list_free (pins_mediatypes);
+}
+
+gboolean 
+gst_dshow_get_pin_from_filter (IBaseFilter *filter, PIN_DIRECTION pindir, IPin **pin)
+{
+  gboolean ret = FALSE;
+  IEnumPins *enumpins = NULL;
+  IPin *pintmp = NULL;
+  HRESULT hres; 
+  *pin = NULL;
+
+  hres = filter->EnumPins (&enumpins);
+  if (FAILED(hres)) {
+    return ret;
+  }
+
+  while (enumpins->Next (1, &pintmp, NULL) == S_OK)
+  {
+    PIN_DIRECTION pindirtmp;
+    hres = pintmp->QueryDirection (&pindirtmp);
+    if (hres == S_OK && pindir == pindirtmp) {
+      *pin = pintmp;
+      ret = TRUE;
+        break;
+    }
+    pintmp->Release ();
+  }
+  enumpins->Release ();
+
+  return ret;
+}
+
+gboolean gst_dshow_find_filter(CLSID input_majortype, CLSID input_subtype, 
+                               CLSID output_majortype, CLSID output_subtype, 
+                               gchar * prefered_filter_name, IBaseFilter **filter)
+{
+  gboolean ret = FALSE;
+  HRESULT hres;
+  GUID arrayInTypes[2];
+  GUID arrayOutTypes[2];
+  IFilterMapper2 *mapper = NULL;
+  IEnumMoniker *enum_moniker = NULL;
+  IMoniker *moniker = NULL;
+  ULONG fetched;
+  gchar *prefered_filter_upper = NULL;
+  gboolean exit = FALSE;
+
+  /* initialize output parameter */
+  if (filter)
+    *filter = NULL;
+
+  /* create a private copy of prefered filter substring in upper case */
+  if (prefered_filter_name) {
+    prefered_filter_upper = g_strdup (prefered_filter_name);
+    _strupr (prefered_filter_upper);
+  }
+
+  hres = CoCreateInstance(CLSID_FilterMapper2, NULL, CLSCTX_INPROC, 
+      IID_IFilterMapper2, (void **) &mapper);
+  if (FAILED(hres))
+    goto clean;
+  
+  memcpy(&arrayInTypes[0], &input_majortype, sizeof (CLSID));
+  memcpy(&arrayInTypes[1], &input_subtype, sizeof (CLSID));
+  memcpy(&arrayOutTypes[0], &output_majortype, sizeof (CLSID));
+  memcpy(&arrayOutTypes[1], &output_subtype, sizeof (CLSID));
+
+  hres = mapper->EnumMatchingFilters (&enum_moniker, 0, FALSE, MERIT_DO_NOT_USE+1, 
+          TRUE, 1, arrayInTypes, NULL, NULL, FALSE, 
+          TRUE, 1, arrayOutTypes, NULL, NULL);
+  if (FAILED(hres))
+    goto clean;
+  
+  enum_moniker->Reset ();
+  
+  while(hres = enum_moniker->Next (1, &moniker, &fetched),hres == S_OK
+    && !exit) {
+    IBaseFilter *filter_temp = NULL;
+    IPropertyBag *property_bag = NULL;
+    gchar * friendly_name = NULL;
+
+    hres = moniker->BindToStorage (NULL, NULL, IID_IPropertyBag, (void **)&property_bag);
+    if(SUCCEEDED(hres) && property_bag) {
+      VARIANT varFriendlyName;
+      VariantInit (&varFriendlyName);
+      
+      hres = property_bag->Read (L"FriendlyName", &varFriendlyName, NULL);
+      if(hres == S_OK && varFriendlyName.bstrVal) {
+         friendly_name = g_utf16_to_utf8((const gunichar2*)varFriendlyName.bstrVal, 
+            wcslen(varFriendlyName.bstrVal), NULL, NULL, NULL);        
+         if (friendly_name)
+           _strupr (friendly_name);
+        SysFreeString (varFriendlyName.bstrVal);
+      }
+      property_bag->Release ();
+    }
+
+    hres = moniker->BindToObject(NULL, NULL, IID_IBaseFilter, (void**)&filter_temp);    
+    if(SUCCEEDED(hres) && filter_temp) {
+      ret = TRUE;
+      if (filter) {
+        if (*filter)
+          (*filter)->Release ();
+
+        *filter = filter_temp;
+        (*filter)->AddRef ();
+
+        if (prefered_filter_upper && friendly_name &&
+          strstr(friendly_name, prefered_filter_upper))
+          exit = TRUE;
+      }
+
+      /* if we just want to know if the formats are supported OR 
+          if we don't care about what will be the filter used 
+          => we can stop enumeration */
+      if (!filter || !prefered_filter_upper)
+        exit = TRUE;
+
+      filter_temp->Release ();
+    }
+
+    if (friendly_name)
+      g_free (friendly_name);
+    moniker->Release ();
+  }
+
+clean:
+  if (prefered_filter_upper)
+    g_free (prefered_filter_upper);
+  if (enum_moniker)
+    enum_moniker->Release ();
+  if (mapper)
+    mapper->Release ();
+
+  return ret;
+}
+
+
+gchar *
+gst_dshow_getdevice_from_devicename  (const GUID *device_category, gchar **device_name)
+{
+  gchar *ret = NULL;
+  ICreateDevEnum *devices_enum = NULL;
+  IEnumMoniker *enum_moniker = NULL;
+  IMoniker *moniker = NULL;
+  HRESULT hres = S_FALSE;
+  ULONG fetched;
+  gboolean bfound = FALSE;
+  
+  hres = CoCreateInstance (CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER,
+      IID_ICreateDevEnum, (void**)&devices_enum);
+  if(hres != S_OK) {
+    /*error*/
+    goto clean;
+  }
+
+  hres = devices_enum->CreateClassEnumerator (*device_category,
+      &enum_moniker, 0);
+  if (hres != S_OK || !enum_moniker) {
+    /*error*/
+    goto clean;
+  }
+
+  enum_moniker->Reset ();
+  
+  while(hres = enum_moniker->Next (1, &moniker, &fetched),hres == S_OK
+    && !bfound) {
+    IPropertyBag *property_bag = NULL;
+    hres = moniker->BindToStorage(NULL, NULL, IID_IPropertyBag, (void **)&property_bag);
+    if(SUCCEEDED(hres) && property_bag) {
+      VARIANT varFriendlyName;
+      VariantInit (&varFriendlyName);
+      
+      hres = property_bag->Read (L"FriendlyName", &varFriendlyName, NULL);
+      if(hres == S_OK && varFriendlyName.bstrVal) {
+        gchar * friendly_name = g_utf16_to_utf8((const gunichar2*)varFriendlyName.bstrVal, 
+            wcslen(varFriendlyName.bstrVal), NULL, NULL, NULL);
+
+        if (!*device_name) {
+          *device_name = g_strdup (friendly_name);
+        }
+
+        if (_stricmp(*device_name, friendly_name) == 0) {
+          WCHAR *wszDisplayName = NULL;
+          hres = moniker->GetDisplayName (NULL, NULL, &wszDisplayName);
+          if(hres == S_OK && wszDisplayName) {
+            ret = g_utf16_to_utf8((const gunichar2*)wszDisplayName, 
+             wcslen(wszDisplayName), NULL, NULL, NULL);
+            CoTaskMemFree (wszDisplayName);
+          }
+          bfound = TRUE;
+        }
+        SysFreeString (varFriendlyName.bstrVal);
+      }
+      property_bag->Release ();
+    }
+    moniker->Release ();
+  }
+
+clean:
+  if (enum_moniker) {
+    enum_moniker->Release ();
+  }
+
+  if (devices_enum) {
+    devices_enum->Release ();
+  }
+
+  return ret;
+}
+
+gboolean 
+gst_dshow_show_propertypage (IBaseFilter *base_filter)
+{
+  gboolean ret = FALSE;
+  ISpecifyPropertyPages *pProp = NULL;
+  HRESULT hres = base_filter->QueryInterface (IID_ISpecifyPropertyPages, (void **)&pProp);
+  if (SUCCEEDED(hres)) 
+  {
+    /* Get the filter's name and IUnknown pointer.*/
+    FILTER_INFO FilterInfo;
+    CAUUID caGUID;
+    IUnknown *pFilterUnk = NULL;
+    hres = base_filter->QueryFilterInfo (&FilterInfo); 
+    base_filter->QueryInterface (IID_IUnknown, (void **)&pFilterUnk);
+
+    /* Show the page. */
+    pProp->GetPages (&caGUID);
+    pProp->Release ();
+    OleCreatePropertyFrame(GetDesktopWindow(), 0, 0, FilterInfo.achName,
+        1, &pFilterUnk, caGUID.cElems, caGUID.pElems, 0, 0, NULL);
+
+    pFilterUnk->Release ();
+    FilterInfo.pGraph->Release ();
+    CoTaskMemFree(caGUID.pElems);
+  }
+  return ret;
+}
diff --git a/sys/dshowsrcwrapper/gstdshow.h b/sys/dshowsrcwrapper/gstdshow.h
new file mode 100755
index 00000000..ec360b32
--- /dev/null
+++ b/sys/dshowsrcwrapper/gstdshow.h
@@ -0,0 +1,76 @@
+/* GStreamer
+ * Copyright (C) 2007 Sebastien Moutte <sebastien@moutte.net>
+ *
+ * gstdshow.h:
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef _GSTDSHOW_
+#define _GSTDSHOW_
+
+#ifdef __cplusplus
+#include <streams.h>
+#endif
+#include <windows.h>
+#include <objbase.h>
+#include <dshow.h>
+#include <Rpc.h>
+
+#include <glib.h>
+
+typedef struct _GstCapturePinMediaType
+{
+  AM_MEDIA_TYPE *mediatype;
+  IPin *capture_pin;
+} GstCapturePinMediaType;
+
+#ifdef  __cplusplus

+extern "C" {

+#endif
+
+/* register fake filters as COM object and as Direct Show filters in the registry */
+HRESULT gst_dshow_register_fakefilters ();
+
+/* free memory of the input pin mediatype */
+void gst_dshow_free_pin_mediatype (gpointer pt);
+
+/* free memory of the input dshow mediatype */
+void gst_dshow_free_mediatype (AM_MEDIA_TYPE *pmt);
+
+/* free the memory of all mediatypes of the input list if pin mediatype */
+void gst_dshow_free_pins_mediatypes (GList *mediatypes);
+
+/* get a pin from directshow filter */
+gboolean gst_dshow_get_pin_from_filter (IBaseFilter *filter, PIN_DIRECTION pindir, IPin **pin);
+
+/* find and return a filter according to the input and output types */
+gboolean gst_dshow_find_filter(CLSID input_majortype, CLSID input_subtype, 
+                               CLSID output_majortype, CLSID output_subtype,
+                               gchar * prefered_filter_name, IBaseFilter **filter);
+
+/* get the dshow device path from device friendly name. 
+If friendly name is not set, it will return the first available device */
+gchar *gst_dshow_getdevice_from_devicename (const GUID *device_category, gchar **device_name);
+
+/* show the capture filter property page (generally used to setup the device). the page is modal*/
+gboolean gst_dshow_show_propertypage (IBaseFilter *base_filter);
+

+#ifdef  __cplusplus

+}

+#endif
+
+#endif /* _GSTDSHOW_ */
\ No newline at end of file
diff --git a/sys/dshowsrcwrapper/gstdshowaudiosrc.c b/sys/dshowsrcwrapper/gstdshowaudiosrc.cpp
index d6edf47d..c213aae5 100644..100755
--- a/sys/dshowsrcwrapper/gstdshowaudiosrc.c
+++ b/sys/dshowsrcwrapper/gstdshowaudiosrc.cpp
@@ -19,12 +19,12 @@
  * Boston, MA 02111-1307, USA.
  */
 
-#include "gstdshowaudiosrc.h"
-
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
+#include "gstdshowaudiosrc.h"
+
 static const GstElementDetails gst_dshowaudiosrc_details =
 GST_ELEMENT_DETAILS ("Directshow audio capture source",
     "Source/Audio",
@@ -166,13 +166,14 @@ gst_dshowaudiosrc_class_init (GstDshowAudioSrcClass * klass)
   g_object_class_install_property
       (gobject_class, PROP_DEVICE,
       g_param_spec_string ("device", "Device",
-          "Directshow device reference (classID/name)",
-          NULL, G_PARAM_READWRITE));
+          "Directshow device reference (classID/name)", NULL,
+          static_cast<GParamFlags>(G_PARAM_READWRITE)));
 
   g_object_class_install_property
       (gobject_class, PROP_DEVICE_NAME,
       g_param_spec_string ("device-name", "Device name",
-          "Human-readable name of the sound device", NULL, G_PARAM_READWRITE));
+          "Human-readable name of the sound device", NULL, 
+          static_cast<GParamFlags>(G_PARAM_READWRITE)));
 
   GST_DEBUG_CATEGORY_INIT (dshowaudiosrc_debug, "dshowaudiosrc", 0,
       "Directshow audio source");
@@ -234,9 +235,8 @@ gst_dshowaudiosrc_dispose (GObject * gobject)
   }
 
   /* clean dshow */
-  if (src->audio_cap_filter) {
-    IBaseFilter_Release (src->audio_cap_filter);
-  }
+  if (src->audio_cap_filter)
+    src->audio_cap_filter->Release();
 
   CoUninitialize ();
 
@@ -273,8 +273,8 @@ gst_dshowaudiosrc_get_device_name_values (GstDshowAudioSrc * src)
 
   g_value_init (&value, G_TYPE_STRING);
 
-  hres = CoCreateInstance (&CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER,
-      &IID_ICreateDevEnum, (void **) &devices_enum);
+  hres = CoCreateInstance (CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER,
+      IID_ICreateDevEnum, (LPVOID *) &devices_enum);
   if (hres != S_OK) {
     GST_CAT_ERROR (dshowaudiosrc_debug,
         "Can't create an instance of the system device enumerator (error=%d)",
@@ -283,9 +283,8 @@ gst_dshowaudiosrc_get_device_name_values (GstDshowAudioSrc * src)
     goto clean;
   }
 
-  hres =
-      ICreateDevEnum_CreateClassEnumerator (devices_enum,
-      &CLSID_AudioInputDeviceCategory, &moniker_enum, 0);
+  hres = devices_enum->CreateClassEnumerator(CLSID_AudioInputDeviceCategory, 
+    &moniker_enum, 0);
   if (hres != S_OK || !moniker_enum) {
     GST_CAT_ERROR (dshowaudiosrc_debug,
         "Can't get enumeration of audio devices (error=%d)", hres);
@@ -293,22 +292,19 @@ gst_dshowaudiosrc_get_device_name_values (GstDshowAudioSrc * src)
     goto clean;
   }
 
-  IEnumMoniker_Reset (moniker_enum);
+  moniker_enum->Reset();
 
-  while (hres = IEnumMoniker_Next (moniker_enum, 1, &moniker, &fetched),
+  while (hres = moniker_enum->Next(1, &moniker, &fetched),
       hres == S_OK) {
     IPropertyBag *property_bag = NULL;
 
-    hres =
-        IMoniker_BindToStorage (moniker, NULL, NULL, &IID_IPropertyBag,
-        (void **) &property_bag);
+    hres = moniker->BindToStorage(NULL, NULL, IID_IPropertyBag, 
+      (LPVOID *) &property_bag);
     if (SUCCEEDED (hres) && property_bag) {
       VARIANT varFriendlyName;
 
       VariantInit (&varFriendlyName);
-      hres =
-          IPropertyBag_Read (property_bag, L"FriendlyName", &varFriendlyName,
-          NULL);
+      hres = property_bag->Read(L"FriendlyName", &varFriendlyName, NULL);
       if (hres == S_OK && varFriendlyName.bstrVal) {
         gchar *friendly_name =
             g_utf16_to_utf8 ((const gunichar2 *) varFriendlyName.bstrVal,
@@ -320,19 +316,17 @@ gst_dshowaudiosrc_get_device_name_values (GstDshowAudioSrc * src)
         g_free (friendly_name);
         SysFreeString (varFriendlyName.bstrVal);
       }
-      IPropertyBag_Release (property_bag);
+      property_bag->Release();
     }
-    IMoniker_Release (moniker);
+    moniker->Release();
   }
 
 clean:
-  if (moniker_enum) {
-    IEnumMoniker_Release (moniker_enum);
-  }
+  if (moniker_enum)
+    moniker_enum->Release();
 
-  if (devices_enum) {
-    ICreateDevEnum_Release (devices_enum);
-  }
+  if (devices_enum)
+    devices_enum->Release();
 
   return array;
 }
@@ -415,14 +409,13 @@ gst_dshowaudiosrc_get_caps (GstBaseSrc * basesrc)
   if (!src->audio_cap_filter) {
     hres = CreateBindCtx (0, &lpbc);
     if (SUCCEEDED (hres)) {
-      hres = MkParseDisplayName (lpbc, unidevice, &dwEaten, &audiom);
+      hres = MkParseDisplayName (lpbc, (LPCOLESTR) unidevice, &dwEaten, &audiom);
       if (SUCCEEDED (hres)) {
-        hres =
-            IMoniker_BindToObject (audiom, lpbc, NULL, &IID_IBaseFilter,
-            &src->audio_cap_filter);
-        IMoniker_Release (audiom);
+        hres = audiom->BindToObject(lpbc, NULL, IID_IBaseFilter, 
+          (LPVOID *) &src->audio_cap_filter);
+        audiom->Release();
       }
-      IBindCtx_Release (lpbc);
+      lpbc->Release();
     }
   }
 
@@ -432,42 +425,39 @@ gst_dshowaudiosrc_get_caps (GstBaseSrc * basesrc)
     IEnumPins *enumpins = NULL;
     HRESULT hres;
 
-    hres = IBaseFilter_EnumPins (src->audio_cap_filter, &enumpins);
+    hres = src->audio_cap_filter->EnumPins(&enumpins);
     if (SUCCEEDED (hres)) {
-      while (IEnumPins_Next (enumpins, 1, &capture_pin, NULL) == S_OK) {
+      while (enumpins->Next(1, &capture_pin, NULL) == S_OK) {
         IKsPropertySet *pKs = NULL;
 
-        hres =
-            IPin_QueryInterface (capture_pin, &IID_IKsPropertySet,
-            (void **) &pKs);
+        hres = capture_pin->QueryInterface(IID_IKsPropertySet, (LPVOID *) &pKs);
         if (SUCCEEDED (hres) && pKs) {
           DWORD cbReturned;
           GUID pin_category;
           RPC_STATUS rpcstatus;
 
           hres =
-              IKsPropertySet_Get (pKs, &AMPROPSETID_Pin,
+              pKs->Get(AMPROPSETID_Pin,
               AMPROPERTY_PIN_CATEGORY, NULL, 0, &pin_category, sizeof (GUID),
               &cbReturned);
 
           /* we only want capture pins */
-          if (UuidCompare (&pin_category, &PIN_CATEGORY_CAPTURE,
+          if (UuidCompare (&pin_category, (UUID *) &PIN_CATEGORY_CAPTURE,
                   &rpcstatus) == 0) {
             IAMStreamConfig *streamcaps = NULL;
 
-            if (SUCCEEDED (IPin_QueryInterface (capture_pin,
-                        &IID_IAMStreamConfig, (void **) &streamcaps))) {
+            if (SUCCEEDED (capture_pin->QueryInterface(IID_IAMStreamConfig, (LPVOID *) &streamcaps))) {
               src->caps =
                   gst_dshowaudiosrc_getcaps_from_streamcaps (src, capture_pin,
                   streamcaps);
-              IAMStreamConfig_Release (streamcaps);
+              streamcaps->Release();
             }
           }
-          IKsPropertySet_Release (pKs);
+          pKs->Release();
         }
-        IPin_Release (capture_pin);
+        capture_pin->Release();
       }
-      IEnumPins_Release (enumpins);
+      enumpins->Release();
     }
   }
 
@@ -495,7 +485,7 @@ gst_dshowaudiosrc_change_state (GstElement * element, GstStateChange transition)
       break;
     case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
       if (src->media_filter)
-        hres = IMediaFilter_Run (src->media_filter, 0);
+        hres = src->media_filter->Run(0);
       if (hres != S_OK) {
         GST_CAT_ERROR (dshowaudiosrc_debug,
             "Can't RUN the directshow capture graph (error=%d)", hres);
@@ -507,7 +497,7 @@ gst_dshowaudiosrc_change_state (GstElement * element, GstStateChange transition)
       break;
     case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
       if (src->media_filter)
-        hres = IMediaFilter_Stop (src->media_filter);
+        hres = src->media_filter->Stop();
       if (hres != S_OK) {
         GST_CAT_ERROR (dshowaudiosrc_debug,
             "Can't STOP the directshow capture graph (error=%d)", hres);
@@ -533,8 +523,8 @@ gst_dshowaudiosrc_open (GstAudioSrc * asrc)
   HRESULT hres = S_FALSE;
   GstDshowAudioSrc *src = GST_DSHOWAUDIOSRC (asrc);
 
-  hres = CoCreateInstance (&CLSID_FilterGraph, NULL, CLSCTX_INPROC,
-      &IID_IFilterGraph, (LPVOID *) & src->filter_graph);
+  hres = CoCreateInstance (CLSID_FilterGraph, NULL, CLSCTX_INPROC,
+      IID_IFilterGraph, (LPVOID *) & src->filter_graph);
   if (hres != S_OK || !src->filter_graph) {
     GST_CAT_ERROR (dshowaudiosrc_debug,
         "Can't create an instance of the directshow graph manager (error=%d)",
@@ -542,8 +532,7 @@ gst_dshowaudiosrc_open (GstAudioSrc * asrc)
     goto error;
   }
 
-  hres = IFilterGraph_QueryInterface (src->filter_graph, &IID_IMediaFilter,
-      (void **) &src->media_filter);
+  hres = src->filter_graph->QueryInterface(IID_IMediaFilter, (LPVOID *) &src->media_filter);
   if (hres != S_OK || !src->media_filter) {
     GST_CAT_ERROR (dshowaudiosrc_debug,
         "Can't get IMediacontrol interface from the graph manager (error=%d)",
@@ -551,17 +540,15 @@ gst_dshowaudiosrc_open (GstAudioSrc * asrc)
     goto error;
   }
 
-  hres = CoCreateInstance (&CLSID_DshowFakeSink, NULL, CLSCTX_INPROC,
-      &IID_IBaseFilter, (LPVOID *) & src->dshow_fakesink);
+  hres = CoCreateInstance (CLSID_DshowFakeSink, NULL, CLSCTX_INPROC,
+      IID_IBaseFilter, (LPVOID *) & src->dshow_fakesink);
   if (hres != S_OK || !src->dshow_fakesink) {
     GST_CAT_ERROR (dshowaudiosrc_debug,
         "Can't create an instance of the directshow fakesink (error=%d)", hres);
     goto error;
   }
 
-  hres =
-      IFilterGraph_AddFilter (src->filter_graph, src->audio_cap_filter,
-      L"capture");
+  hres = src->filter_graph->AddFilter(src->audio_cap_filter, L"capture");
   if (hres != S_OK) {
     GST_CAT_ERROR (dshowaudiosrc_debug,
         "Can't add the directshow capture filter to the graph (error=%d)",
@@ -569,9 +556,7 @@ gst_dshowaudiosrc_open (GstAudioSrc * asrc)
     goto error;
   }
 
-  hres =
-      IFilterGraph_AddFilter (src->filter_graph, src->dshow_fakesink,
-      L"fakesink");
+  hres = src->filter_graph->AddFilter(src->dshow_fakesink, L"fakesink");
   if (hres != S_OK) {
     GST_CAT_ERROR (dshowaudiosrc_debug,
         "Can't add our fakesink filter to the graph (error=%d)", hres);
@@ -582,16 +567,16 @@ gst_dshowaudiosrc_open (GstAudioSrc * asrc)
 
 error:
   if (src->dshow_fakesink) {
-    IBaseFilter_Release (src->dshow_fakesink);
+    src->dshow_fakesink->Release();
     src->dshow_fakesink = NULL;
   }
 
   if (src->media_filter) {
-    IMediaFilter_Release (src->media_filter);
+    src->media_filter->Release();
     src->media_filter = NULL;
   }
   if (src->filter_graph) {
-    IFilterGraph_Release (src->filter_graph);
+    src->filter_graph->Release();
     src->filter_graph = NULL;
   }
 
@@ -628,9 +613,7 @@ gst_dshowaudiosrc_prepare (GstAudioSrc * asrc, GstRingBufferSpec * spec)
       if (type) {
         pin_mediatype = (GstCapturePinMediaType *) type->data;
 
-        hres =
-            IBaseFilter_QueryInterface (src->dshow_fakesink,
-            &IID_IGstDshowInterface, (void **) &srcinterface);
+        hres = src->dshow_fakesink->QueryInterface(IID_IGstDshowInterface, (LPVOID *) &srcinterface);
         if (hres != S_OK || !srcinterface) {
           GST_CAT_ERROR (dshowaudiosrc_debug,
               "Can't get IGstDshowInterface interface from our dshow fakesink filter (error=%d)",
@@ -638,14 +621,12 @@ gst_dshowaudiosrc_prepare (GstAudioSrc * asrc, GstRingBufferSpec * spec)
           goto error;
         }
 
-        IGstDshowInterface_gst_set_media_type (srcinterface,
-            pin_mediatype->mediatype);
-        IGstDshowInterface_gst_set_buffer_callback (srcinterface,
-            (byte *) gst_dshowaudiosrc_push_buffer, (byte *) src);
+        srcinterface->gst_set_media_type(pin_mediatype->mediatype);
+        srcinterface->gst_set_buffer_callback(
+          (push_buffer_func) gst_dshowaudiosrc_push_buffer, (byte *) src);
 
-        if (srcinterface) {
-          IGstDshowInterface_Release (srcinterface);
-        }
+        if (srcinterface)
+          srcinterface->Release();
 
         gst_dshow_get_pin_from_filter (src->dshow_fakesink, PINDIR_INPUT,
             &input_pin);
@@ -655,10 +636,9 @@ gst_dshowaudiosrc_prepare (GstAudioSrc * asrc, GstRingBufferSpec * spec)
           goto error;
         }
 
-        hres =
-            IFilterGraph_ConnectDirect (src->filter_graph,
-            pin_mediatype->capture_pin, input_pin, NULL);
-        IPin_Release (input_pin);
+        hres = src->filter_graph->ConnectDirect(pin_mediatype->capture_pin, 
+          input_pin, NULL);
+        input_pin->Release();
 
         if (hres != S_OK) {
           GST_CAT_ERROR (dshowaudiosrc_debug,
@@ -676,9 +656,8 @@ gst_dshowaudiosrc_prepare (GstAudioSrc * asrc, GstRingBufferSpec * spec)
   return TRUE;
 
 error:
-  if (srcinterface) {
-    IGstDshowInterface_Release (srcinterface);
-  }
+  if (srcinterface)
+    srcinterface->Release();
 
   return FALSE;
 }
@@ -694,14 +673,14 @@ gst_dshowaudiosrc_unprepare (GstAudioSrc * asrc)
   gst_dshow_get_pin_from_filter (src->audio_cap_filter, PINDIR_OUTPUT,
       &output_pin);
   if (output_pin) {
-    hres = IFilterGraph_Disconnect (src->filter_graph, output_pin);
-    IPin_Release (output_pin);
+    hres = src->filter_graph->Disconnect(output_pin);
+    output_pin->Release();
   }
 
   gst_dshow_get_pin_from_filter (src->dshow_fakesink, PINDIR_INPUT, &input_pin);
   if (input_pin) {
-    hres = IFilterGraph_Disconnect (src->filter_graph, input_pin);
-    IPin_Release (input_pin);
+    hres = src->filter_graph->Disconnect(input_pin);
+    input_pin->Release();
   }
 
   return TRUE;
@@ -716,19 +695,19 @@ gst_dshowaudiosrc_close (GstAudioSrc * asrc)
     return TRUE;
 
   /*remove filters from the graph */
-  IFilterGraph_RemoveFilter (src->filter_graph, src->audio_cap_filter);
-  IFilterGraph_RemoveFilter (src->filter_graph, src->dshow_fakesink);
+  src->filter_graph->RemoveFilter(src->audio_cap_filter);
+  src->filter_graph->RemoveFilter(src->dshow_fakesink);
 
   /*release our gstreamer dshow sink */
-  IBaseFilter_Release (src->dshow_fakesink);
+  src->dshow_fakesink->Release();
   src->dshow_fakesink = NULL;
 
   /*release media filter interface */
-  IMediaFilter_Release (src->media_filter);
+  src->media_filter->Release();
   src->media_filter = NULL;
 
   /*release the filter graph manager */
-  IFilterGraph_Release (src->filter_graph);
+  src->filter_graph->Release();
   src->filter_graph = NULL;
 
   return TRUE;
@@ -786,7 +765,9 @@ gst_dshowaudiosrc_reset (GstAudioSrc * asrc)
   GstDshowAudioSrc *src = GST_DSHOWAUDIOSRC (asrc);
 
   g_mutex_lock (src->gbarray_lock);
-  g_byte_array_remove_range (src->gbarray, 0, src->gbarray->len);
+  GST_DEBUG ("byte array size= %d", src->gbarray->len);
+  if (src->gbarray->len > 0)
+    g_byte_array_remove_range (src->gbarray, 0, src->gbarray->len);
   g_mutex_unlock (src->gbarray_lock);
 }
 
@@ -805,7 +786,7 @@ gst_dshowaudiosrc_getcaps_from_streamcaps (GstDshowAudioSrc * src, IPin * pin,
   if (!streamcaps)
     return NULL;
 
-  IAMStreamConfig_GetNumberOfCapabilities (streamcaps, &icount, &isize);
+  streamcaps->GetNumberOfCapabilities(&icount, &isize);
 
   if (isize != sizeof (ascc))
     return NULL;
@@ -813,11 +794,10 @@ gst_dshowaudiosrc_getcaps_from_streamcaps (GstDshowAudioSrc * src, IPin * pin,
   for (; i < icount; i++) {
     GstCapturePinMediaType *pin_mediatype = g_new0 (GstCapturePinMediaType, 1);
 
-    IPin_AddRef (pin);
+    pin->AddRef();
     pin_mediatype->capture_pin = pin;
 
-    hres =
-        IAMStreamConfig_GetStreamCaps (streamcaps, i, &pin_mediatype->mediatype,
+    hres = streamcaps->GetStreamCaps(i, &pin_mediatype->mediatype,
         (BYTE *) & ascc);
     if (hres == S_OK && pin_mediatype->mediatype) {
       GstCaps *mediacaps = NULL;
@@ -825,10 +805,10 @@ gst_dshowaudiosrc_getcaps_from_streamcaps (GstDshowAudioSrc * src, IPin * pin,
       if (!caps)
         caps = gst_caps_new_empty ();
 
-      if ((UuidCompare (&pin_mediatype->mediatype->subtype, &MEDIASUBTYPE_PCM,
+      if ((UuidCompare (&pin_mediatype->mediatype->subtype, (UUID *) &MEDIASUBTYPE_PCM,
                   &rpcstatus) == 0 && rpcstatus == RPC_S_OK)
           && (UuidCompare (&pin_mediatype->mediatype->formattype,
-                  &FORMAT_WaveFormatEx, &rpcstatus) == 0
+                  (UUID *) &FORMAT_WaveFormatEx, &rpcstatus) == 0
               && rpcstatus == RPC_S_OK)) {
         WAVEFORMATEX *wavformat =
             (WAVEFORMATEX *) pin_mediatype->mediatype->pbFormat;
diff --git a/sys/dshowsrcwrapper/gstdshowaudiosrc.h b/sys/dshowsrcwrapper/gstdshowaudiosrc.h
index fb571015..b8147011 100644..100755
--- a/sys/dshowsrcwrapper/gstdshowaudiosrc.h
+++ b/sys/dshowsrcwrapper/gstdshowaudiosrc.h
@@ -27,7 +27,8 @@
 #include <gst/audio/gstaudiosrc.h>
 #include <gst/interfaces/propertyprobe.h>
 
-#include "gstdshowsrcwrapper.h"
+#include "gstdshow.h"
+#include "gstdshowinterface.h"
 
 G_BEGIN_DECLS
 #define GST_TYPE_DSHOWAUDIOSRC              (gst_dshowaudiosrc_get_type())
diff --git a/sys/dshowsrcwrapper/gstdshowfakesink.cpp b/sys/dshowsrcwrapper/gstdshowfakesink.cpp
new file mode 100755
index 00000000..afc0a5ef
--- /dev/null
+++ b/sys/dshowsrcwrapper/gstdshowfakesink.cpp
@@ -0,0 +1,127 @@
+/* GStreamer
+ * Copyright (C) 2007 Sebastien Moutte <sebastien@moutte.net>
+ *
+ * gstdshowfakesink.cpp:
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "gstdshowfakesink.h"
+
+
+CDshowFakeSink::CDshowFakeSink()
+  : m_hres(S_OK), CBaseRenderer(CLSID_DshowFakeSink, "DshowFakeSink", NULL, &m_hres)
+{
+  m_callback = NULL;
+}
+
+CDshowFakeSink::~CDshowFakeSink()
+{
+
+}
+
+//Object creation.
+CUnknown* WINAPI CDshowFakeSink::CreateInstance(LPUNKNOWN pUnk, HRESULT *pHr) 
+{
+	CDshowFakeSink *pNewObject = new CDshowFakeSink();
+  g_print ("CDshowFakeSink::CreateInstance\n");
+  if (pNewObject == NULL) {
+    *pHr = E_OUTOFMEMORY;
+  }
+  return pNewObject;
+} 
+
+STDMETHODIMP CDshowFakeSink::QueryInterface(REFIID riid, void **ppvObject)
+{
+  if (riid == IID_IGstDshowInterface) {
+      *ppvObject = (IGstDshowInterface*) this;
+      AddRef();
+      return S_OK;
+  }
+  else
+    return CBaseRenderer::QueryInterface (riid, ppvObject);
+}
+
+ULONG STDMETHODCALLTYPE CDshowFakeSink::AddRef()
+{
+  return CBaseRenderer::AddRef();
+}
+
+ULONG STDMETHODCALLTYPE CDshowFakeSink::Release()
+{
+  return CBaseRenderer::Release();
+}
+
+
+STDMETHODIMP CDshowFakeSink::gst_set_media_type (AM_MEDIA_TYPE *pmt)
+{
+  m_MediaType.Set (*pmt);
+  return S_OK;
+}
+
+STDMETHODIMP CDshowFakeSink::gst_set_buffer_callback (push_buffer_func push, byte *data)
+{
+  m_callback = push;
+  m_data = data;
+  return S_OK;
+}
+
+STDMETHODIMP CDshowFakeSink::gst_push_buffer (byte *buffer, __int64 start, __int64 stop, unsigned int size, bool discount)
+{
+  return E_NOTIMPL;
+}
+
+STDMETHODIMP CDshowFakeSink::gst_flush ()
+{
+  return E_NOTIMPL;
+}
+
+STDMETHODIMP CDshowFakeSink::gst_set_sample_size(unsigned int size)
+{
+  return E_NOTIMPL;
+}
+
+HRESULT CDshowFakeSink::CheckMediaType(const CMediaType *pmt)
+{
+  VIDEOINFOHEADER *p1;
+  VIDEOINFOHEADER *p2;
+  if(pmt != NULL)
+  {
+    p1 = (VIDEOINFOHEADER *)pmt->Format();
+    p2 = (VIDEOINFOHEADER *)m_MediaType.Format();
+    if (*pmt == m_MediaType)
+      return S_OK;
+  }
+
+  return S_FALSE;
+}
+
+HRESULT CDshowFakeSink::DoRenderSample(IMediaSample *pMediaSample)
+{
+  if(pMediaSample && m_callback)
+  {
+    BYTE *pBuffer = NULL;
+    LONGLONG lStart = 0, lStop = 0;
+    pMediaSample->GetPointer(&pBuffer);
+    long size = pMediaSample->GetActualDataLength();
+    pMediaSample->GetTime(&lStart, &lStop);
+    lStart*=100;
+    lStop*=100;
+    m_callback(pBuffer, size, m_data, lStart, lStop);
+  }
+  
+  return S_OK;
+}
diff --git a/sys/dshowsrcwrapper/gstdshowfakesink.h b/sys/dshowsrcwrapper/gstdshowfakesink.h
new file mode 100755
index 00000000..7f419b27
--- /dev/null
+++ b/sys/dshowsrcwrapper/gstdshowfakesink.h
@@ -0,0 +1,50 @@
+/* GStreamer
+ * Copyright (C) 2007 Sebastien Moutte <sebastien@moutte.net>
+ *
+ * gstdshowfakesink.h:
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "gstdshowinterface.h"
+
+class CDshowFakeSink :  public CBaseRenderer,
+                        public IGstDshowInterface
+{
+public:
+  CDshowFakeSink ();
+  virtual ~CDshowFakeSink ();
+
+  static CUnknown * WINAPI CreateInstance (LPUNKNOWN pUnk, HRESULT *pHr);
+
+  virtual HRESULT CheckMediaType (const CMediaType *pmt);
+  virtual HRESULT DoRenderSample (IMediaSample *pMediaSample);
+  
+  STDMETHOD (QueryInterface)(REFIID riid, void **ppvObject);
+  ULONG STDMETHODCALLTYPE AddRef();
+  ULONG STDMETHODCALLTYPE Release();
+  STDMETHOD (gst_set_media_type) (AM_MEDIA_TYPE *pmt);
+  STDMETHOD (gst_set_buffer_callback) (push_buffer_func push, byte *data);
+  STDMETHOD (gst_push_buffer) (byte *buffer, __int64 start, __int64 stop, unsigned int size, bool discount);
+  STDMETHOD (gst_flush) ();
+  STDMETHOD (gst_set_sample_size) (unsigned int size);
+
+protected:
+  HRESULT m_hres;
+  CMediaType m_MediaType;
+  push_buffer_func m_callback;
+  byte *m_data;
+};
\ No newline at end of file
diff --git a/sys/dshowsrcwrapper/gstdshowinterface.h b/sys/dshowsrcwrapper/gstdshowinterface.h
new file mode 100755
index 00000000..68328b95
--- /dev/null
+++ b/sys/dshowsrcwrapper/gstdshowinterface.h
@@ -0,0 +1,163 @@
+/* GStreamer
+ * Copyright (C) 2007 Sebastien Moutte <sebastien@moutte.net>
+ *
+ * gstdshowinterface.h:
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __GST_DHOW_INTERFACE_H__
+#define __GST_DHOW_INTERFACE_H__
+
+#include "gstdshow.h"
+
+#ifdef  __cplusplus
+typedef bool (*push_buffer_func) (byte *buffer, long size, byte *src_object, UINT64 start, UINT64 stop);
+#endif
+
+/* verify that the <rpcndr.h> version is high enough to compile this file*/
+#ifndef __REQUIRED_RPCNDR_H_VERSION__
+#define __REQUIRED_RPCNDR_H_VERSION__ 440
+#endif
+
+#include "rpc.h"
+#include "rpcndr.h"
+
+#ifndef __RPCNDR_H_VERSION__
+#error this stub requires an updated version of <rpcndr.h>
+#endif // __RPCNDR_H_VERSION__
+
+#ifndef COM_NO_WINDOWS_H
+#include "windows.h"
+#include "ole2.h"
+#endif /*COM_NO_WINDOWS_H*/
+
+//{6A780808-9725-4d0b-8695-A4DD8D210773}
+static const GUID CLSID_DshowFakeSink
+  = { 0x6a780808, 0x9725, 0x4d0b, { 0x86, 0x95,  0xa4,  0xdd,  0x8d,  0x21,  0x7,  0x73 } };
+
+// {FC36764C-6CD4-4C73-900F-3F40BF3F191A}
+static const GUID IID_IGstDshowInterface = 
+  { 0xfc36764c, 0x6cd4, 0x4c73, { 0x90, 0xf, 0x3f, 0x40, 0xbf, 0x3f, 0x19, 0x1a } };
+
+#define CLSID_DSHOWFAKESINK_STRING "{6A780808-9725-4d0b-8695-A4DD8D210773}"
+
+typedef interface IGstDshowInterface IGstDshowInterface;
+
+/* header files for imported files */
+#include "oaidl.h"
+#include "ocidl.h"
+
+void __RPC_FAR * __RPC_USER MIDL_user_allocate(size_t);
+void __RPC_USER MIDL_user_free( void __RPC_FAR * ); 
+
+#ifndef __IGstDshowInterface_INTERFACE_DEFINED__
+#define __IGstDshowInterface_INTERFACE_DEFINED__
+
+#if defined(__cplusplus) && !defined(CINTERFACE)
+    
+    MIDL_INTERFACE("542C0A24-8BD1-46cb-AA57-3E46D006D2F3")
+    IGstDshowInterface : public IUnknown
+    {
+    public:
+        virtual HRESULT STDMETHODCALLTYPE gst_set_media_type( 
+            AM_MEDIA_TYPE __RPC_FAR *pmt) = 0;
+
+        virtual HRESULT STDMETHODCALLTYPE gst_set_buffer_callback( 
+            push_buffer_func push, byte *data) = 0;
+
+        virtual HRESULT STDMETHODCALLTYPE gst_push_buffer( 
+            byte *buffer, __int64 start, __int64 stop, unsigned int size, bool discount) = 0;
+        
+        virtual HRESULT STDMETHODCALLTYPE gst_flush() = 0;
+
+        virtual HRESULT STDMETHODCALLTYPE gst_set_sample_size(unsigned int size) = 0;
+    };
+    
+#else 	/* C style interface */
+
+    typedef struct IGstDshowInterfaceVtbl
+    {
+        BEGIN_INTERFACE
+        
+        HRESULT ( STDMETHODCALLTYPE __RPC_FAR *QueryInterface )( 
+            IGstDshowInterface __RPC_FAR * This,
+            REFIID riid,
+            void __RPC_FAR *__RPC_FAR *ppvObject);
+        
+        ULONG ( STDMETHODCALLTYPE __RPC_FAR *AddRef )( 
+            IGstDshowInterface __RPC_FAR * This);
+        
+        ULONG ( STDMETHODCALLTYPE __RPC_FAR *Release )( 
+            IGstDshowInterface __RPC_FAR * This);
+        
+        HRESULT (STDMETHODCALLTYPE  *gst_set_media_type )( 
+            IGstDshowInterface __RPC_FAR * This,
+            AM_MEDIA_TYPE *pmt);
+
+        HRESULT (STDMETHODCALLTYPE *gst_set_buffer_callback) ( 
+            IGstDshowInterface __RPC_FAR * This,
+            byte * push, byte *data);
+
+        HRESULT (STDMETHODCALLTYPE *gst_push_buffer) ( 
+            IGstDshowInterface __RPC_FAR * This,
+            byte *buffer, __int64 start, __int64 stop,
+            unsigned int size, boolean discount);
+
+        HRESULT (STDMETHODCALLTYPE *gst_flush) ( 
+            IGstDshowInterface __RPC_FAR * This);
+        
+        HRESULT (STDMETHODCALLTYPE *gst_set_sample_size) ( 
+            IGstDshowInterface __RPC_FAR * This,
+            unsigned int size);
+
+        END_INTERFACE
+    } IGstDshowInterfaceVtbl;
+
+    interface IGstDshowInterface
+    {
+        CONST_VTBL struct IGstDshowInterfaceVtbl __RPC_FAR *lpVtbl;
+    };
+
+#define IGstDshowInterface_QueryInterface(This,riid,ppvObject)	\
+    (This)->lpVtbl -> QueryInterface(This,riid,ppvObject)
+
+#define IGstDshowInterface_AddRef(This)	\
+    (This)->lpVtbl -> AddRef(This)
+
+#define IGstDshowInterface_Release(This)	\
+    (This)->lpVtbl -> Release(This)
+
+#define IGstDshowInterface_gst_set_media_type(This, mediatype)	\
+    (This)->lpVtbl -> gst_set_media_type(This, mediatype)
+
+#define IGstDshowInterface_gst_set_buffer_callback(This, push, data)	\
+    (This)->lpVtbl -> gst_set_buffer_callback(This, push, data)
+
+#define IGstDshowInterface_gst_push_buffer(This, buffer, start, stop, size, discount)	\
+    (This)->lpVtbl -> gst_push_buffer(This, buffer, start, stop, size, discount)
+
+#define IGstDshowInterface_gst_flush(This)	\
+    (This)->lpVtbl -> gst_flush(This)
+
+#define IGstDshowInterface_gst_set_sample_size(This, size)	\
+    (This)->lpVtbl -> gst_set_sample_size(This, size)
+
+#endif 	/* C style interface */
+
+#endif 	/* __IGstDshowInterface_INTERFACE_DEFINED__ */
+
+#endif /* __GST_DSHOW_INTERFACE_H__ */
\ No newline at end of file
diff --git a/sys/dshowsrcwrapper/gstdshowsrcwrapper.c b/sys/dshowsrcwrapper/gstdshowsrcwrapper.cpp
index 803fd807..1e9a8aa2 100644..100755
--- a/sys/dshowsrcwrapper/gstdshowsrcwrapper.c
+++ b/sys/dshowsrcwrapper/gstdshowsrcwrapper.cpp
@@ -35,12 +35,15 @@ const GUID IID_IGstSrcInterface =
     { 0x542c0a24, 0x8bd1, 0x46cb, {0xaa, 0x57, 0x3e, 0x46, 0xd0, 0x6, 0xd2,
         0xf3} };
 
-
 static gboolean
 plugin_init (GstPlugin * plugin)
 {
   /* register fake filters */
-  gst_dshow_register_fakefilters ();
+  HRESULT hr = gst_dshow_register_fakefilters ();
+  if (FAILED (hr)) {
+    g_warning ("failed to register directshow fakesink filter: 0x%x\n", hr);
+    return FALSE;
+  }
 
   if (!gst_element_register (plugin, "dshowaudiosrc",
           GST_RANK_NONE,
@@ -52,8 +55,12 @@ plugin_init (GstPlugin * plugin)
   return TRUE;
 }
 
+extern "C" {
+
 GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
     GST_VERSION_MINOR,
     "dshowsrcwrapper",
     "DirectShow sources wrapper plugin",
     plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
+
+}
diff --git a/sys/dshowsrcwrapper/gstdshowsrcwrapper.h b/sys/dshowsrcwrapper/gstdshowsrcwrapper.h
deleted file mode 100644
index d94d49f7..00000000
--- a/sys/dshowsrcwrapper/gstdshowsrcwrapper.h
+++ /dev/null
@@ -1,34 +0,0 @@
-/* GStreamer
- * Copyright (C)  2007 Sebastien Moutte <sebastien@moutte.net>
- *
- * gstdshowsrcwrapper.h: 
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#ifndef __GST_DSHOW_H__
-#define __GST_DSHOW_H__
-
-#include <windows.h>
-#include <objbase.h>
-#include <dshow.h>
-#include <Rpc.h>
-
-#include <gst/dshow/gstdshowinterface.h>
-
-#pragma warning( disable : 4090 4024)
-
-#endif /* __GST_DSHOW_H__ */
diff --git a/sys/dshowsrcwrapper/gstdshowvideosrc.c b/sys/dshowsrcwrapper/gstdshowvideosrc.cpp
index 4a37778c..67e70d96 100644..100755
--- a/sys/dshowsrcwrapper/gstdshowvideosrc.c
+++ b/sys/dshowsrcwrapper/gstdshowvideosrc.cpp
@@ -19,12 +19,12 @@
  * Boston, MA 02111-1307, USA.
  */
 
-#include "gstdshowvideosrc.h"
-
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
+#include "gstdshowvideosrc.h"
+
 static const GstElementDetails gst_dshowvideosrc_details =
 GST_ELEMENT_DETAILS ("DirectShow video capture source",
     "Source/Video",
@@ -181,12 +181,14 @@ gst_dshowvideosrc_class_init (GstDshowVideoSrcClass * klass)
   g_object_class_install_property
       (gobject_class, PROP_DEVICE,
       g_param_spec_string ("device", "Device",
-          "Directshow device path (@..classID/name)", NULL, G_PARAM_READWRITE));
+          "Directshow device path (@..classID/name)", NULL, 
+          static_cast<GParamFlags>(G_PARAM_READWRITE)));
 
   g_object_class_install_property
       (gobject_class, PROP_DEVICE_NAME,
       g_param_spec_string ("device-name", "Device name",
-          "Human-readable name of the sound device", NULL, G_PARAM_READWRITE));
+          "Human-readable name of the sound device", NULL, 
+          static_cast<GParamFlags>(G_PARAM_READWRITE)));
 
   GST_DEBUG_CATEGORY_INIT (dshowvideosrc_debug, "dshowvideosrc", 0,
       "Directshow video source");
@@ -243,7 +245,7 @@ gst_dshowvideosrc_dispose (GObject * gobject)
 
   /* clean dshow */
   if (src->video_cap_filter) {
-    IBaseFilter_Release (src->video_cap_filter);
+    src->video_cap_filter->Release();
     src->video_cap_filter = NULL;
   }
 
@@ -327,8 +329,8 @@ gst_dshowvideosrc_get_device_name_values (GstDshowVideoSrc * src)
 
   g_value_init (&value, G_TYPE_STRING);
 
-  hres = CoCreateInstance (&CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER,
-      &IID_ICreateDevEnum, (void **) &devices_enum);
+  hres = CoCreateInstance (CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER,
+      IID_ICreateDevEnum, (LPVOID *) &devices_enum);
   if (hres != S_OK) {
     GST_CAT_ERROR (dshowvideosrc_debug,
         "Can't create an instance of the system device enumerator (error=%d)",
@@ -337,9 +339,8 @@ gst_dshowvideosrc_get_device_name_values (GstDshowVideoSrc * src)
     goto clean;
   }
 
-  hres =
-      ICreateDevEnum_CreateClassEnumerator (devices_enum,
-      &CLSID_VideoInputDeviceCategory, &moniker_enum, 0);
+  hres = devices_enum->CreateClassEnumerator(CLSID_VideoInputDeviceCategory, 
+    &moniker_enum, 0);
   if (hres != S_OK || !moniker_enum) {
     GST_CAT_ERROR (dshowvideosrc_debug,
         "Can't get enumeration of video devices (error=%d)", hres);
@@ -347,22 +348,20 @@ gst_dshowvideosrc_get_device_name_values (GstDshowVideoSrc * src)
     goto clean;
   }
 
-  IEnumMoniker_Reset (moniker_enum);
+  moniker_enum->Reset();
 
-  while (hres = IEnumMoniker_Next (moniker_enum, 1, &moniker, &fetched),
+  while (hres = moniker_enum->Next(1, &moniker, &fetched),
       hres == S_OK) {
     IPropertyBag *property_bag = NULL;
 
     hres =
-        IMoniker_BindToStorage (moniker, NULL, NULL, &IID_IPropertyBag,
-        (void **) &property_bag);
+      moniker->BindToStorage(NULL, NULL, IID_IPropertyBag,
+        (LPVOID *) &property_bag);
     if (SUCCEEDED (hres) && property_bag) {
       VARIANT varFriendlyName;
 
       VariantInit (&varFriendlyName);
-      hres =
-          IPropertyBag_Read (property_bag, L"FriendlyName", &varFriendlyName,
-          NULL);
+      hres = property_bag->Read(L"FriendlyName", &varFriendlyName, NULL);
       if (hres == S_OK && varFriendlyName.bstrVal) {
         gchar *friendly_name =
             g_utf16_to_utf8 ((const gunichar2 *) varFriendlyName.bstrVal,
@@ -374,19 +373,17 @@ gst_dshowvideosrc_get_device_name_values (GstDshowVideoSrc * src)
         g_free (friendly_name);
         SysFreeString (varFriendlyName.bstrVal);
       }
-      IPropertyBag_Release (property_bag);
+      property_bag->Release();
     }
-    IMoniker_Release (moniker);
+    moniker->Release();
   }
 
 clean:
-  if (moniker_enum) {
-    IEnumMoniker_Release (moniker_enum);
-  }
+  if (moniker_enum)
+    moniker_enum->Release();
 
-  if (devices_enum) {
-    ICreateDevEnum_Release (devices_enum);
-  }
+  if (devices_enum)
+    devices_enum->Release();
 
   return array;
 }
@@ -480,14 +477,13 @@ gst_dshowvideosrc_get_caps (GstBaseSrc * basesrc)
   if (!src->video_cap_filter) {
     hres = CreateBindCtx (0, &lpbc);
     if (SUCCEEDED (hres)) {
-      hres = MkParseDisplayName (lpbc, unidevice, &dwEaten, &videom);
+      hres = MkParseDisplayName (lpbc, (LPCOLESTR) unidevice, &dwEaten, &videom);
       if (SUCCEEDED (hres)) {
-        hres =
-            IMoniker_BindToObject (videom, lpbc, NULL, &IID_IBaseFilter,
-            &src->video_cap_filter);
-        IMoniker_Release (videom);
+        hres = videom->BindToObject(lpbc, NULL, IID_IBaseFilter, 
+          (LPVOID *) &src->video_cap_filter);
+        videom->Release();
       }
-      IBindCtx_Release (lpbc);
+      lpbc->Release();
     }
   }
 
@@ -501,31 +497,28 @@ gst_dshowvideosrc_get_caps (GstBaseSrc * basesrc)
     IEnumPins *enumpins = NULL;
     HRESULT hres;
 
-    hres = IBaseFilter_EnumPins (src->video_cap_filter, &enumpins);
+    hres = src->video_cap_filter->EnumPins(&enumpins);
     if (SUCCEEDED (hres)) {
-      while (IEnumPins_Next (enumpins, 1, &capture_pin, NULL) == S_OK) {
+      while (enumpins->Next(1, &capture_pin, NULL) == S_OK) {
         IKsPropertySet *pKs = NULL;
-
-        hres =
-            IPin_QueryInterface (capture_pin, &IID_IKsPropertySet,
-            (void **) &pKs);
+        hres = capture_pin->QueryInterface(IID_IKsPropertySet, (LPVOID *) &pKs);
         if (SUCCEEDED (hres) && pKs) {
           DWORD cbReturned;
           GUID pin_category;
           RPC_STATUS rpcstatus;
 
           hres =
-              IKsPropertySet_Get (pKs, &AMPROPSETID_Pin,
+              pKs->Get(AMPROPSETID_Pin,
               AMPROPERTY_PIN_CATEGORY, NULL, 0, &pin_category, sizeof (GUID),
               &cbReturned);
 
           /* we only want capture pins */
-          if (UuidCompare (&pin_category, &PIN_CATEGORY_CAPTURE,
+          if (UuidCompare (&pin_category, (UUID *) &PIN_CATEGORY_CAPTURE,
                   &rpcstatus) == 0) {
             IAMStreamConfig *streamcaps = NULL;
 
-            if (SUCCEEDED (IPin_QueryInterface (capture_pin,
-                        &IID_IAMStreamConfig, (void **) &streamcaps))) {
+            if (SUCCEEDED (capture_pin->QueryInterface(
+                        IID_IAMStreamConfig, (LPVOID *) &streamcaps))) {
               GstCaps *caps =
                   gst_dshowvideosrc_getcaps_from_streamcaps (src, capture_pin,
                   streamcaps);
@@ -533,16 +526,16 @@ gst_dshowvideosrc_get_caps (GstBaseSrc * basesrc)
               if (caps) {
                 gst_caps_append (src->caps, caps);
               }
-              IAMStreamConfig_Release (streamcaps);
+              streamcaps->Release();
             }
           }
 
-          IKsPropertySet_Release (pKs);
+          pKs->Release();
         }
 
-        IPin_Release (capture_pin);
+        capture_pin->Release();
       }
-      IEnumPins_Release (enumpins);
+      enumpins->Release();
     }
   }
 
@@ -573,7 +566,7 @@ gst_dshowvideosrc_change_state (GstElement * element, GstStateChange transition)
       break;
     case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
       if (src->media_filter)
-        hres = IMediaFilter_Run (src->media_filter, 0);
+        hres = src->media_filter->Run(0);
       if (hres != S_OK) {
         GST_CAT_ERROR (dshowvideosrc_debug,
             "Can't RUN the directshow capture graph (error=%d)", hres);
@@ -582,7 +575,7 @@ gst_dshowvideosrc_change_state (GstElement * element, GstStateChange transition)
       break;
     case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
       if (src->media_filter)
-        hres = IMediaFilter_Stop (src->media_filter);
+        hres = src->media_filter->Stop();
       if (hres != S_OK) {
         GST_CAT_ERROR (dshowvideosrc_debug,
             "Can't STOP the directshow capture graph (error=%d)", hres);
@@ -604,16 +597,16 @@ gst_dshowvideosrc_start (GstBaseSrc * bsrc)
   HRESULT hres = S_FALSE;
   GstDshowVideoSrc *src = GST_DSHOWVIDEOSRC (bsrc);
 
-  hres = CoCreateInstance (&CLSID_FilterGraph, NULL, CLSCTX_INPROC,
-      &IID_IFilterGraph, (LPVOID *) & src->filter_graph);
+  hres = CoCreateInstance (CLSID_FilterGraph, NULL, CLSCTX_INPROC,
+      IID_IFilterGraph, (LPVOID *) & src->filter_graph);
   if (hres != S_OK || !src->filter_graph) {
     GST_CAT_ERROR (dshowvideosrc_debug,
         "Can't create an instance of the dshow graph manager (error=%d)", hres);
     goto error;
   }
 
-  hres = IFilterGraph_QueryInterface (src->filter_graph, &IID_IMediaFilter,
-      (void **) &src->media_filter);
+  hres = src->filter_graph->QueryInterface(IID_IMediaFilter, 
+    (LPVOID *) &src->media_filter);
   if (hres != S_OK || !src->media_filter) {
     GST_CAT_ERROR (dshowvideosrc_debug,
         "Can't get IMediacontrol interface from the graph manager (error=%d)",
@@ -621,26 +614,23 @@ gst_dshowvideosrc_start (GstBaseSrc * bsrc)
     goto error;
   }
 
-  hres = CoCreateInstance (&CLSID_DshowFakeSink, NULL, CLSCTX_INPROC,
-      &IID_IBaseFilter, (LPVOID *) & src->dshow_fakesink);
+  hres = CoCreateInstance (CLSID_DshowFakeSink, NULL, CLSCTX_INPROC,
+      IID_IBaseFilter, (LPVOID *) & src->dshow_fakesink);
   if (hres != S_OK || !src->dshow_fakesink) {
     GST_CAT_ERROR (dshowvideosrc_debug,
-        "Can't create an instance of our dshow fakesink filter (error=%d)",
+        "Can't create an instance of our dshow fakesink filter (error=0x%x)",
         hres);
     goto error;
   }
 
-  hres =
-      IFilterGraph_AddFilter (src->filter_graph, src->video_cap_filter,
-      L"capture");
+  hres = src->filter_graph->AddFilter(src->video_cap_filter, L"capture");
   if (hres != S_OK) {
     GST_CAT_ERROR (dshowvideosrc_debug,
         "Can't add video capture filter to the graph (error=%d)", hres);
     goto error;
   }
 
-  hres =
-      IFilterGraph_AddFilter (src->filter_graph, src->dshow_fakesink, L"sink");
+  hres = src->filter_graph->AddFilter(src->dshow_fakesink, L"sink");
   if (hres != S_OK) {
     GST_CAT_ERROR (dshowvideosrc_debug,
         "Can't add our fakesink filter to the graph (error=%d)", hres);
@@ -651,16 +641,16 @@ gst_dshowvideosrc_start (GstBaseSrc * bsrc)
 
 error:
   if (src->dshow_fakesink) {
-    IBaseFilter_Release (src->dshow_fakesink);
+    src->dshow_fakesink->Release();
     src->dshow_fakesink = NULL;
   }
 
   if (src->media_filter) {
-    IMediaFilter_Release (src->media_filter);
+    src->media_filter->Release();
     src->media_filter = NULL;
   }
   if (src->filter_graph) {
-    IFilterGraph_Release (src->filter_graph);
+    src->filter_graph->Release();
     src->filter_graph = NULL;
   }
 
@@ -699,9 +689,8 @@ gst_dshowvideosrc_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
       if (type) {
         pin_mediatype = (GstCapturePinMediaType *) type->data;
 
-        hres =
-            IBaseFilter_QueryInterface (src->dshow_fakesink,
-            &IID_IGstDshowInterface, (void **) &srcinterface);
+        hres = src->dshow_fakesink->QueryInterface(
+            IID_IGstDshowInterface, (LPVOID *) &srcinterface);
 
         if (hres != S_OK || !srcinterface) {
           GST_CAT_ERROR (dshowvideosrc_debug,
@@ -710,14 +699,12 @@ gst_dshowvideosrc_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
           goto error;
         }
 
-        IGstDshowInterface_gst_set_media_type (srcinterface,
-            pin_mediatype->mediatype);
-        IGstDshowInterface_gst_set_buffer_callback (srcinterface,
-            (byte *) gst_dshowvideosrc_push_buffer, (byte *) src);
+        srcinterface->gst_set_media_type(pin_mediatype->mediatype);
+        srcinterface->gst_set_buffer_callback(
+          (push_buffer_func) gst_dshowvideosrc_push_buffer, (byte *) src);
 
-        if (srcinterface) {
-          IGstDshowInterface_Release (srcinterface);
-        }
+        if (srcinterface)
+          srcinterface->Release();
 
         gst_dshow_get_pin_from_filter (src->dshow_fakesink, PINDIR_INPUT,
             &input_pin);
@@ -727,10 +714,9 @@ gst_dshowvideosrc_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
           goto error;
         }
 
-        hres =
-            IFilterGraph_ConnectDirect (src->filter_graph,
-            pin_mediatype->capture_pin, input_pin, NULL);
-        IPin_Release (input_pin);
+        hres = src->filter_graph->ConnectDirect(pin_mediatype->capture_pin, 
+          input_pin, NULL);
+        input_pin->Release();
 
         if (hres != S_OK) {
           GST_CAT_ERROR (dshowvideosrc_debug,
@@ -760,9 +746,8 @@ gst_dshowvideosrc_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
   return TRUE;
 
 error:
-  if (srcinterface) {
-    IGstDshowInterface_Release (srcinterface);
-  }
+  if (srcinterface)
+    srcinterface->Release();
 
   return FALSE;
 }
@@ -781,30 +766,30 @@ gst_dshowvideosrc_stop (GstBaseSrc * bsrc)
   gst_dshow_get_pin_from_filter (src->video_cap_filter, PINDIR_OUTPUT,
       &output_pin);
   if (output_pin) {
-    hres = IFilterGraph_Disconnect (src->filter_graph, output_pin);
-    IPin_Release (output_pin);
+    hres = src->filter_graph->Disconnect(output_pin);
+    output_pin->Release();
   }
 
   gst_dshow_get_pin_from_filter (src->dshow_fakesink, PINDIR_INPUT, &input_pin);
   if (input_pin) {
-    hres = IFilterGraph_Disconnect (src->filter_graph, input_pin);
-    IPin_Release (input_pin);
+    hres = src->filter_graph->Disconnect(input_pin);
+    input_pin->Release();
   }
 
   /*remove filters from the graph */
-  IFilterGraph_RemoveFilter (src->filter_graph, src->video_cap_filter);
-  IFilterGraph_RemoveFilter (src->filter_graph, src->dshow_fakesink);
+  src->filter_graph->RemoveFilter(src->video_cap_filter);
+  src->filter_graph->RemoveFilter(src->dshow_fakesink);
 
   /*release our gstreamer dshow sink */
-  IBaseFilter_Release (src->dshow_fakesink);
+  src->dshow_fakesink->Release();
   src->dshow_fakesink = NULL;
 
   /*release media filter interface */
-  IMediaFilter_Release (src->media_filter);
+  src->media_filter->Release();
   src->media_filter = NULL;
 
   /*release the filter graph manager */
-  IFilterGraph_Release (src->filter_graph);
+  src->filter_graph->Release();
   src->filter_graph = NULL;
 
   return TRUE;
@@ -876,7 +861,7 @@ gst_dshowvideosrc_getcaps_from_streamcaps (GstDshowVideoSrc * src, IPin * pin,
   if (!streamcaps)
     return NULL;
 
-  IAMStreamConfig_GetNumberOfCapabilities (streamcaps, &icount, &isize);
+  streamcaps->GetNumberOfCapabilities(&icount, &isize);
 
   if (isize != sizeof (vscc))
     return NULL;
@@ -884,12 +869,10 @@ gst_dshowvideosrc_getcaps_from_streamcaps (GstDshowVideoSrc * src, IPin * pin,
   for (; i < icount; i++) {
     GstCapturePinMediaType *pin_mediatype = g_new0 (GstCapturePinMediaType, 1);
 
-    IPin_AddRef (pin);
+    pin->AddRef();
     pin_mediatype->capture_pin = pin;
 
-    hres =
-        IAMStreamConfig_GetStreamCaps (streamcaps, i, &pin_mediatype->mediatype,
-        (BYTE *) & vscc);
+    hres = streamcaps->GetStreamCaps(i, &pin_mediatype->mediatype, (BYTE *) & vscc);
     if (hres == S_OK && pin_mediatype->mediatype) {
       VIDEOINFOHEADER *video_info;
       GstCaps *mediacaps = NULL;
@@ -898,10 +881,10 @@ gst_dshowvideosrc_getcaps_from_streamcaps (GstDshowVideoSrc * src, IPin * pin,
         caps = gst_caps_new_empty ();
 
       /* I420 */
-      if ((UuidCompare (&pin_mediatype->mediatype->subtype, &MEDIASUBTYPE_I420,
+      if ((UuidCompare (&pin_mediatype->mediatype->subtype, (UUID *) &MEDIASUBTYPE_I420,
                   &rpcstatus) == 0 && rpcstatus == RPC_S_OK)
           && (UuidCompare (&pin_mediatype->mediatype->formattype,
-                  &FORMAT_VideoInfo, &rpcstatus) == 0
+                  (UUID *) &FORMAT_VideoInfo, &rpcstatus) == 0
               && rpcstatus == RPC_S_OK)) {
         video_info = (VIDEOINFOHEADER *) pin_mediatype->mediatype->pbFormat;
 
@@ -923,10 +906,10 @@ gst_dshowvideosrc_getcaps_from_streamcaps (GstDshowVideoSrc * src, IPin * pin,
       }
 
       /* RGB24 */
-      if ((UuidCompare (&pin_mediatype->mediatype->subtype, &MEDIASUBTYPE_RGB24,
+      if ((UuidCompare (&pin_mediatype->mediatype->subtype, (UUID *) &MEDIASUBTYPE_RGB24,
                   &rpcstatus) == 0 && rpcstatus == RPC_S_OK)
           && (UuidCompare (&pin_mediatype->mediatype->formattype,
-                  &FORMAT_VideoInfo, &rpcstatus) == 0
+                  (UUID *) &FORMAT_VideoInfo, &rpcstatus) == 0
               && rpcstatus == RPC_S_OK)) {
         video_info = (VIDEOINFOHEADER *) pin_mediatype->mediatype->pbFormat;
 
@@ -952,10 +935,10 @@ gst_dshowvideosrc_getcaps_from_streamcaps (GstDshowVideoSrc * src, IPin * pin,
       }
 
       /* DVSD */
-      if ((UuidCompare (&pin_mediatype->mediatype->subtype, &MEDIASUBTYPE_dvsd,
+      if ((UuidCompare (&pin_mediatype->mediatype->subtype, (UUID *) &MEDIASUBTYPE_dvsd,
                   &rpcstatus) == 0 && rpcstatus == RPC_S_OK)
           && (UuidCompare (&pin_mediatype->mediatype->formattype,
-                  &FORMAT_VideoInfo, &rpcstatus) == 0
+                  (UUID *) &FORMAT_VideoInfo, &rpcstatus) == 0
               && rpcstatus == RPC_S_OK)) {
         video_info = (VIDEOINFOHEADER *) pin_mediatype->mediatype->pbFormat;
 
@@ -978,10 +961,10 @@ gst_dshowvideosrc_getcaps_from_streamcaps (GstDshowVideoSrc * src, IPin * pin,
       }
 
       /* DV stream */
-      if ((UuidCompare (&pin_mediatype->mediatype->subtype, &MEDIASUBTYPE_dvsd,
+      if ((UuidCompare (&pin_mediatype->mediatype->subtype, (UUID *) &MEDIASUBTYPE_dvsd,
                   &rpcstatus) == 0 && rpcstatus == RPC_S_OK)
           && (UuidCompare (&pin_mediatype->mediatype->formattype,
-                  &FORMAT_DvInfo, &rpcstatus) == 0 && rpcstatus == RPC_S_OK)) {
+                  (UUID *) &FORMAT_DvInfo, &rpcstatus) == 0 && rpcstatus == RPC_S_OK)) {
 
         mediacaps = gst_caps_new_simple ("video/x-dv",
             "systemstream", G_TYPE_BOOLEAN, TRUE, NULL);
diff --git a/sys/dshowsrcwrapper/gstdshowvideosrc.h b/sys/dshowsrcwrapper/gstdshowvideosrc.h
index 8bc52fa9..b7bfbb19 100644..100755
--- a/sys/dshowsrcwrapper/gstdshowvideosrc.h
+++ b/sys/dshowsrcwrapper/gstdshowvideosrc.h
@@ -22,11 +22,13 @@
 #ifndef __GST_DSHOWVIDEOSRC_H__
 #define __GST_DSHOWVIDEOSRC_H__
 
+#include <glib.h>
 #include <gst/gst.h>
 #include <gst/base/gstpushsrc.h>
 #include <gst/interfaces/propertyprobe.h>
 
-#include "gstdshowsrcwrapper.h"
+#include "gstdshow.h"
+#include "gstdshowinterface.h"
 
 // 30323449-0000-0010-8000-00AA00389B71            MEDIASUBTYPE_I420
 DEFINE_GUID(MEDIASUBTYPE_I420, 0x30323449, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71);
diff --git a/sys/dshowsrcwrapper/libgstdshow.def b/sys/dshowsrcwrapper/libgstdshow.def
new file mode 100755
index 00000000..ee8586c9
--- /dev/null
+++ b/sys/dshowsrcwrapper/libgstdshow.def
@@ -0,0 +1,8 @@
+EXPORTS 
+	DllMain				PRIVATE
+    DllGetClassObject   PRIVATE
+    DllCanUnloadNow     PRIVATE
+    DllRegisterServer   PRIVATE
+    DllUnregisterServer PRIVATE
+    
+