diff --git a/build/vsx/LibLinphone/LibLinphone.vcxproj b/build/vsx/LibLinphone/LibLinphone.vcxproj
index c2d421126..9bc9aadf9 100644
--- a/build/vsx/LibLinphone/LibLinphone.vcxproj
+++ b/build/vsx/LibLinphone/LibLinphone.vcxproj
@@ -117,7 +117,7 @@
     <ClCompile>
       <WarningLevel>Level4</WarningLevel>
       <AdditionalIncludeDirectories>$(ProjectDir)..\..\..\..\belle-sip\include;$(ProjectDir)..\..\..\..\oRTP\include;$(ProjectDir)..\..\..\..\mediastreamer2\include;$(ProjectDIr)..\..\..\..\tunnel\include;$(ProjectDir)..\..\..\coreapi;$(ProjectDir)..\..\..\include;$(SolutionDir)$(Platform)\$(Configuration)\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>__STDC_CONSTANT_MACROS;_CRT_SECURE_NO_WARNINGS;WIN32;_DEBUG;_WINDOWS;_USRDLL;WINDOW_NATIVE;_TRUE_TIME;IN_LINPHONE;USE_BELLESIP;TUNNEL_ENABLED;VIDEO_ENABLED;LINPHONE_PACKAGE_NAME="linphone";LINPHONE_VERSION="Devel";LIBLINPHONE_EXPORTS;LINPHONE_PLUGINS_DIR="";UNICODE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>__STDC_CONSTANT_MACROS;_CRT_SECURE_NO_WARNINGS;WIN32;_DEBUG;_WINDOWS;_USRDLL;WINDOW_NATIVE;_TRUE_TIME;IN_LINPHONE;USE_BELLESIP;TUNNEL_ENABLED;VIDEO_ENABLED;LINPHONE_PACKAGE_NAME="linphone";LINPHONE_VERSION="Devel";LIBLINPHONE_EXPORTS;LINPHONE_PLUGINS_DIR="";UNICODE;_XKEYCHECK_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>false</MinimalRebuild>
       <BasicRuntimeChecks>Default</BasicRuntimeChecks>
       <PrecompiledHeader>NotUsing</PrecompiledHeader>
@@ -147,7 +147,7 @@
     <ClCompile>
       <WarningLevel>Level4</WarningLevel>
       <AdditionalIncludeDirectories>$(ProjectDir)..\..\..\..\belle-sip\include;$(ProjectDir)..\..\..\..\oRTP\include;$(ProjectDir)..\..\..\..\mediastreamer2\include;$(ProjectDIr)..\..\..\..\tunnel\include;$(ProjectDir)..\..\..\coreapi;$(ProjectDir)..\..\..\include;$(SolutionDir)$(Platform)\$(Configuration)\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>__STDC_CONSTANT_MACROS;_CRT_SECURE_NO_WARNINGS;WIN32;NDEBUG;_WINDOWS;_USRDLL;WINDOW_NATIVE;_TRUE_TIME;IN_LINPHONE;USE_BELLESIP;TUNNEL_ENABLED;VIDEO_ENABLED;LINPHONE_PACKAGE_NAME="linphone";LINPHONE_VERSION="Devel";LIBLINPHONE_EXPORTS;LINPHONE_PLUGINS_DIR="";UNICODE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>__STDC_CONSTANT_MACROS;_CRT_SECURE_NO_WARNINGS;WIN32;NDEBUG;_WINDOWS;_USRDLL;WINDOW_NATIVE;_TRUE_TIME;IN_LINPHONE;USE_BELLESIP;TUNNEL_ENABLED;VIDEO_ENABLED;LINPHONE_PACKAGE_NAME="linphone";LINPHONE_VERSION="Devel";LIBLINPHONE_EXPORTS;LINPHONE_PLUGINS_DIR="";UNICODE;_XKEYCHECK_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <BasicRuntimeChecks>Default</BasicRuntimeChecks>
@@ -207,6 +207,7 @@
     <ClCompile Include="..\..\..\coreapi\siplogin.c" />
     <ClCompile Include="..\..\..\coreapi\sipsetup.c" />
     <ClCompile Include="..\..\..\coreapi\TunnelManager.cc" />
+    <ClCompile Include="..\..\..\coreapi\xml.c" />
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\coreapi\bellesip_sal\sal_impl.h" />
diff --git a/coreapi/linphonecall.c b/coreapi/linphonecall.c
index 4510ef12f..aa19496ce 100644
--- a/coreapi/linphonecall.c
+++ b/coreapi/linphonecall.c
@@ -2572,6 +2572,13 @@ bool_t linphone_call_is_in_conference(const LinphoneCall *call) {
 	return call->params.in_conference;
 }
 
+AudioStream* linphone_call_get_audiostream(LinphoneCall* call) {
+	return call->audiostream;
+}
+
+VideoStream* linphone_call_get_videostream(LinphoneCall* call) {
+	return call->videostream;
+}
 
 /**
  * Perform a zoom of the video displayed during a call.
@@ -2688,4 +2695,4 @@ void linphone_call_set_contact_op(LinphoneCall* call) {
 		sal_op_set_contact(call->op, contact);
 		linphone_address_destroy(contact);
 	}
-}
+}
\ No newline at end of file
diff --git a/coreapi/linphonecore.h b/coreapi/linphonecore.h
index 4aa4d0942..4b97eaf88 100644
--- a/coreapi/linphonecore.h
+++ b/coreapi/linphonecore.h
@@ -23,6 +23,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "ortp/payloadtype.h"
 #include "mediastreamer2/mscommon.h"
 #include "mediastreamer2/msvideo.h"
+#include "mediastreamer2/mediastream.h"
 
 #ifdef IN_LINPHONE
 #include "sipsetup.h"
@@ -580,7 +581,6 @@ struct _LinphoneCallStats {
 LINPHONE_PUBLIC const LinphoneCallStats *linphone_call_get_audio_stats(LinphoneCall *call);
 LINPHONE_PUBLIC const LinphoneCallStats *linphone_call_get_video_stats(LinphoneCall *call);
 
-
 /** Callback prototype */
 typedef void (*LinphoneCallCbFunc)(LinphoneCall *call,void * user_data);
 
@@ -652,6 +652,9 @@ LINPHONE_PUBLIC LinphoneCallState linphone_call_get_transfer_state(LinphoneCall
 LINPHONE_PUBLIC void linphone_call_zoom_video(LinphoneCall* call, float zoom_factor, float* cx, float* cy);
 LINPHONE_PUBLIC	void linphone_call_start_recording(LinphoneCall *call);
 LINPHONE_PUBLIC	void linphone_call_stop_recording(LinphoneCall *call);
+LINPHONE_PUBLIC AudioStream * linphone_call_get_audiostream(LinphoneCall *call);
+LINPHONE_PUBLIC VideoStream * linphone_call_get_videostream(LinphoneCall *call);
+
 /**
  * Return TRUE if this call is currently part of a conference
  * @param call #LinphoneCall