Add support for ICE/STUN/TURN in res_rtp_asterisk and chan_sip.

Review: https://reviewboard.asterisk.org/r/1891/


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@369517 65c4cc65-6c06-0410-ace0-fbb531ad65f3

res/pjproject/third_party/BaseClasses/seekpt.h

@@ -0,0 +1,30 @@
+//------------------------------------------------------------------------------
+// File: SeekPT.h
+//
+// Desc: DirectShow base classes.
+//
+// Copyright (c) 1992-2001 Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------------------------
+
+
+#ifndef __seekpt_h__
+#define __seekpt_h__
+
+
+class CSeekingPassThru : public ISeekingPassThru, public CUnknown
+{
+public:
+    static CUnknown *CreateInstance(__inout_opt LPUNKNOWN pUnk, __inout HRESULT *phr);
+    CSeekingPassThru(__in_opt LPCTSTR pName, __inout_opt LPUNKNOWN pUnk, __inout HRESULT *phr);
+    ~CSeekingPassThru();
+
+    DECLARE_IUNKNOWN;
+    STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, __deref_out void ** ppv);
+
+    STDMETHODIMP Init(BOOL bSupportRendering, IPin *pPin);
+
+private:
+    CPosPassThru              *m_pPosPassThru;
+};
+
+#endif