- initial import

2018-06-05 11:05:37 +03:00
commit e1a4931375
4673 changed files with 1383093 additions and 0 deletions
--- a/src/engine/media/MT_CodecList.h
+++ b/src/engine/media/MT_CodecList.h
@@ -0,0 +1,95 @@
+/* Copyright(C) 2007-2014 VoIP objects (voipobjects.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef __MT_CODEC_LIST_H
+#define __MT_CODEC_LIST_H
+
+#include "../config.h"
+#ifdef USE_RESIP_INTEGRATION
+# include "resiprocate/resip/stack/SdpContents.hxx"
+#endif
+#include "MT_Codec.h"
+#include <vector>
+#include <set>
+#include "../helper/HL_VariantMap.h"
+
+#define ALL_CODECS_STRING "OPUS,ISAC,ILBC,PCMU,PCMA,G722,GSM"
+
+namespace MT
+{
+  class CodecList
+  {
+  public:
+    struct Settings
+    {
+      bool mWrapIuUP              = false;
+      bool mSkipDecode            = false;
+
+      // AMR payload types
+      std::set<int> mAmrWbPayloadType       = { MT_AMRWB_PAYLOADTYPE };
+      std::set<int> mAmrNbPayloadType       = { MT_AMRNB_PAYLOADTYPE };
+      std::set<int> mAmrWbOctetPayloadType  = { MT_AMRWB_OCTET_PAYLOADTYPE };
+      std::set<int> mAmrNbOctetPayloadType  = { MT_AMRNB_OCTET_PAYLOADTYPE };
+
+      bool isAmrWb(int ptype) const { return mAmrWbOctetPayloadType.count(ptype) > 0 || mAmrWbPayloadType.count(ptype) > 0; }
+      bool isAmrNb(int ptype) const { return mAmrNbOctetPayloadType.count(ptype) > 0 || mAmrNbPayloadType.count(ptype) > 0; }
+
+      int mIsac16KPayloadType     = MT_ISAC16K_PAYLOADTYPE;
+      int mIsac32KPayloadType     = MT_ISAC32K_PAYLOADTYPE;
+      int mIlbc20PayloadType      = MT_ILBC20_PAYLOADTYPE;
+      int mIlbc30PayloadType      = MT_ILBC30_PAYLOADTYPE;
+      int mGsmFrPayloadType       = 3; // GSM is codec with fixed payload type. But sometimes it has to be overwritten.
+      int mGsmFrPayloadLength     = 33; // Expected GSM payload length
+      int mGsmHrPayloadType       = MT_GSMHR_PAYLOADTYPE;
+      int mGsmEfrPayloadType      = MT_GSMEFR_PAYLOADTYPE;
+
+      struct OpusSpec
+      {
+        int mPayloadType = 0;
+        int mRate = 0;
+        int mChannels = 0;
+      };
+      std::vector<OpusSpec> mOpusSpec;
+
+      static Settings DefaultSettings;
+    };
+
+    CodecList(const Settings& settings);
+    ~CodecList();
+
+    int count() const;
+    Codec::Factory& codecAt(int index) const;
+    int findCodec(const std::string& name) const;
+    void fillCodecMap(CodecMap& cm);
+
+  protected:
+    typedef std::vector<Codec::Factory*> FactoryList;
+    FactoryList mFactoryList;
+    Settings mSettings;
+  };
+
+  class CodecListPriority
+  {
+  public:
+    CodecListPriority();
+    ~CodecListPriority();
+
+    void setupFrom(PVariantMap vmap);
+    int count(const CodecList& cl) const;
+    Codec::Factory& codecAt(const CodecList& cl, int index) const;
+
+  protected:
+    struct Item
+    {
+      int mCodecIndex;
+      int mPriority;
+    };
+    std::vector<Item> mPriorityList;
+
+    static bool isNegativePriority(const CodecListPriority::Item& item);
+    static bool compare(const Item& item1, const Item& item2);
+  };
+}
+#endif