diff --git a/xbmc/ApplicationPlayer.cpp b/xbmc/ApplicationPlayer.cpp
index 9d9f2a792d3ec..5382dcf2d9cf1 100644
--- a/xbmc/ApplicationPlayer.cpp
+++ b/xbmc/ApplicationPlayer.cpp
@@ -23,7 +23,13 @@
 
 using namespace std::chrono_literals;
 
-std::shared_ptr<IPlayer> CApplicationPlayer::GetInternal() const
+std::shared_ptr<const IPlayer> CApplicationPlayer::GetInternal() const
+{
+  std::unique_lock<CCriticalSection> lock(m_playerLock);
+  return m_pPlayer;
+}
+
+std::shared_ptr<IPlayer> CApplicationPlayer::GetInternal()
 {
   std::unique_lock<CCriticalSection> lock(m_playerLock);
   return m_pPlayer;
@@ -66,9 +72,9 @@ void CApplicationPlayer::CreatePlayer(const CPlayerCoreFactory &factory, const s
   }
 }
 
-std::string CApplicationPlayer::GetCurrentPlayer()
+std::string CApplicationPlayer::GetCurrentPlayer() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
   {
     return player->m_name;
@@ -162,8 +168,8 @@ void CApplicationPlayer::OpenNext(const CPlayerCoreFactory &factory)
 
 bool CApplicationPlayer::HasPlayer() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
-  return player != NULL;
+  std::shared_ptr<const IPlayer> player = GetInternal();
+  return player != nullptr;
 }
 
 int CApplicationPlayer::GetChapter()
@@ -203,19 +209,19 @@ int64_t CApplicationPlayer::GetChapterPos(int chapterIdx)
 
 bool CApplicationPlayer::HasAudio() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   return (player && player->HasAudio());
 }
 
 bool CApplicationPlayer::HasVideo() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   return (player && player->HasVideo());
 }
 
 bool CApplicationPlayer::HasGame() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   return (player && player->HasGame());
 }
 
@@ -232,7 +238,7 @@ int CApplicationPlayer::GetPreferredPlaylist() const
 
 bool CApplicationPlayer::HasRDS() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   return (player && player->HasRDS());
 }
 
@@ -243,7 +249,7 @@ bool CApplicationPlayer::IsPaused()
 
 bool CApplicationPlayer::IsPlaying() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   return (player && player->IsPlaying());
 }
 
@@ -311,7 +317,7 @@ void CApplicationPlayer::SeekPercentage(float fPercent)
 
 bool CApplicationPlayer::IsPassthrough() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   return (player && player->IsPassthrough());
 }
 
@@ -350,7 +356,7 @@ void CApplicationPlayer::SeekTimeRelative(int64_t iTime)
 
 int64_t CApplicationPlayer::GetTime() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
     return CDataCacheCore::GetInstance().GetPlayTime();
   else
@@ -359,7 +365,7 @@ int64_t CApplicationPlayer::GetTime() const
 
 int64_t CApplicationPlayer::GetMinTime() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
     return CDataCacheCore::GetInstance().GetMinTime();
   else
@@ -368,7 +374,7 @@ int64_t CApplicationPlayer::GetMinTime() const
 
 int64_t CApplicationPlayer::GetMaxTime() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
     return CDataCacheCore::GetInstance().GetMaxTime();
   else
@@ -377,7 +383,7 @@ int64_t CApplicationPlayer::GetMaxTime() const
 
 time_t CApplicationPlayer::GetStartTime() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
     return CDataCacheCore::GetInstance().GetStartTime();
   else
@@ -386,7 +392,7 @@ time_t CApplicationPlayer::GetStartTime() const
 
 int64_t CApplicationPlayer::GetTotalTime() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
   {
     int64_t total = CDataCacheCore::GetInstance().GetMaxTime() - CDataCacheCore::GetInstance().GetMinTime();
@@ -398,19 +404,19 @@ int64_t CApplicationPlayer::GetTotalTime() const
 
 bool CApplicationPlayer::IsCaching() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   return (player && player->IsCaching());
 }
 
 bool CApplicationPlayer::IsInMenu() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   return (player && player->IsInMenu());
 }
 
 MenuType CApplicationPlayer::GetSupportedMenuType() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (!player)
   {
     return MenuType::NONE;
@@ -420,7 +426,7 @@ MenuType CApplicationPlayer::GetSupportedMenuType() const
 
 int CApplicationPlayer::GetCacheLevel() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
     return player->GetCacheLevel();
   else
@@ -491,7 +497,7 @@ std::shared_ptr<TextCacheStruct_t> CApplicationPlayer::GetTeletextCache()
 
 float CApplicationPlayer::GetPercentage() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
   {
     float fPercent = CDataCacheCore::GetInstance().GetPlayPercentage();
@@ -503,7 +509,7 @@ float CApplicationPlayer::GetPercentage() const
 
 float CApplicationPlayer::GetCachePercentage() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
     return player->GetCachePercentage();
   else
@@ -787,9 +793,9 @@ void CApplicationPlayer::SetPlaySpeed(float speed)
   SetSpeed(speed);
 }
 
-float CApplicationPlayer::GetPlaySpeed()
+float CApplicationPlayer::GetPlaySpeed() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
   {
     return CDataCacheCore::GetInstance().GetSpeed();
@@ -798,9 +804,9 @@ float CApplicationPlayer::GetPlaySpeed()
     return 0;
 }
 
-float CApplicationPlayer::GetPlayTempo()
+float CApplicationPlayer::GetPlayTempo() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
   {
     return CDataCacheCore::GetInstance().GetTempo();
@@ -983,9 +989,9 @@ bool CApplicationPlayer::IsRemotePlaying()
   return false;
 }
 
-CVideoSettings CApplicationPlayer::GetVideoSettings()
+CVideoSettings CApplicationPlayer::GetVideoSettings() const
 {
-  std::shared_ptr<IPlayer> player = GetInternal();
+  std::shared_ptr<const IPlayer> player = GetInternal();
   if (player)
   {
     return player->GetVideoSettings();
diff --git a/xbmc/ApplicationPlayer.h b/xbmc/ApplicationPlayer.h
index d866d19f20bdd..fda6b62a62693 100644
--- a/xbmc/ApplicationPlayer.h
+++ b/xbmc/ApplicationPlayer.h
@@ -37,9 +37,9 @@ class CApplicationPlayer
   // player management
   void ClosePlayer();
   void ResetPlayer();
-  std::string GetCurrentPlayer();
-  float GetPlaySpeed();
-  float GetPlayTempo();
+  std::string GetCurrentPlayer() const;
+  float GetPlaySpeed() const;
+  float GetPlayTempo() const;
   bool HasPlayer() const;
   bool OpenFile(const CFileItem& item, const CPlayerOptions& options,
                 const CPlayerCoreFactory &factory,
@@ -160,7 +160,7 @@ class CApplicationPlayer
   void SetSpeed(float speed);
   bool SupportsTempo();
 
-  CVideoSettings GetVideoSettings();
+  CVideoSettings GetVideoSettings() const;
   void SetVideoSettings(CVideoSettings& settings);
 
   CSeekHandler& GetSeekHandler();
@@ -173,7 +173,8 @@ class CApplicationPlayer
   bool HasGameAgent();
 
 private:
-  std::shared_ptr<IPlayer> GetInternal() const;
+  std::shared_ptr<const IPlayer> GetInternal() const;
+  std::shared_ptr<IPlayer> GetInternal();
   void CreatePlayer(const CPlayerCoreFactory &factory, const std::string &player, IPlayerCallback& callback);
   void CloseFile(bool reopen = false);
 
diff --git a/xbmc/cores/IPlayer.h b/xbmc/cores/IPlayer.h
index 8e6da9c5c5845..eeb03903e6810 100644
--- a/xbmc/cores/IPlayer.h
+++ b/xbmc/cores/IPlayer.h
@@ -106,7 +106,7 @@ class IPlayer
   virtual void Seek(bool bPlus = true, bool bLargeStep = false, bool bChapterOverride = false) = 0;
   virtual bool SeekScene(bool bPlus = true) {return false;}
   virtual void SeekPercentage(float fPercent = 0){}
-  virtual float GetCachePercentage(){ return 0;}
+  virtual float GetCachePercentage() const { return 0; }
   virtual void SetMute(bool bOnOff){}
   virtual void SetVolume(float volume){}
   virtual void SetDynamicRangeCompression(long drc){}
@@ -253,7 +253,7 @@ class IPlayer
   }
 
   // video and audio settings
-  virtual CVideoSettings GetVideoSettings() { return CVideoSettings(); }
+  virtual CVideoSettings GetVideoSettings() const { return CVideoSettings(); }
   virtual void SetVideoSettings(CVideoSettings& settings) {}
 
   /*!
diff --git a/xbmc/cores/RetroPlayer/RetroPlayer.cpp b/xbmc/cores/RetroPlayer/RetroPlayer.cpp
index 7b7b2608922a1..c2df077b3c08c 100644
--- a/xbmc/cores/RetroPlayer/RetroPlayer.cpp
+++ b/xbmc/cores/RetroPlayer/RetroPlayer.cpp
@@ -331,7 +331,7 @@ void CRetroPlayer::SeekPercentage(float fPercent /* = 0 */)
     SeekTime(static_cast<int64_t>(totalTime * fPercent / 100.0f));
 }
 
-float CRetroPlayer::GetCachePercentage()
+float CRetroPlayer::GetCachePercentage() const
 {
   const float cacheMs = static_cast<float>(m_playback->GetCacheTimeMs());
   const float totalMs = static_cast<float>(m_playback->GetTotalTimeMs());
diff --git a/xbmc/cores/RetroPlayer/RetroPlayer.h b/xbmc/cores/RetroPlayer/RetroPlayer.h
index 7c2581754b033..4e6dbb7282831 100644
--- a/xbmc/cores/RetroPlayer/RetroPlayer.h
+++ b/xbmc/cores/RetroPlayer/RetroPlayer.h
@@ -56,7 +56,7 @@ class CRetroPlayer : public IPlayer,
   bool CanSeek() override;
   void Seek(bool bPlus = true, bool bLargeStep = false, bool bChapterOverride = false) override;
   void SeekPercentage(float fPercent = 0) override;
-  float GetCachePercentage() override;
+  float GetCachePercentage() const override;
   void SetMute(bool bOnOff) override;
   void SeekTime(int64_t iTime = 0) override;
   bool SeekTimeRelative(int64_t iTime) override;
diff --git a/xbmc/cores/VideoPlayer/VideoPlayer.cpp b/xbmc/cores/VideoPlayer/VideoPlayer.cpp
index c3b8a724f8abe..779b552247ea3 100644
--- a/xbmc/cores/VideoPlayer/VideoPlayer.cpp
+++ b/xbmc/cores/VideoPlayer/VideoPlayer.cpp
@@ -3263,7 +3263,7 @@ float CVideoPlayer::GetPercentage()
   return GetTime() * 100 / (float)iTotalTime;
 }
 
-float CVideoPlayer::GetCachePercentage()
+float CVideoPlayer::GetCachePercentage() const
 {
   std::unique_lock<CCriticalSection> lock(m_StateSection);
   return (float) (m_State.cache_offset * 100); // NOTE: Percentage returned is relative
@@ -4876,7 +4876,7 @@ void CVideoPlayer::SetDynamicRangeCompression(long drc)
   m_VideoPlayerAudio->SetDynamicRangeCompression(drc);
 }
 
-CVideoSettings CVideoPlayer::GetVideoSettings()
+CVideoSettings CVideoPlayer::GetVideoSettings() const
 {
   return m_processInfo->GetVideoSettings();
 }
diff --git a/xbmc/cores/VideoPlayer/VideoPlayer.h b/xbmc/cores/VideoPlayer/VideoPlayer.h
index 6255c227b7062..ccb5fa3ac3f12 100644
--- a/xbmc/cores/VideoPlayer/VideoPlayer.h
+++ b/xbmc/cores/VideoPlayer/VideoPlayer.h
@@ -257,7 +257,7 @@ class CVideoPlayer : public IPlayer, public CThread, public IVideoPlayer,
   void Seek(bool bPlus, bool bLargeStep, bool bChapterOverride) override;
   bool SeekScene(bool bPlus = true) override;
   void SeekPercentage(float iPercent) override;
-  float GetCachePercentage() override;
+  float GetCachePercentage() const override;
 
   void SetDynamicRangeCompression(long drc) override;
   bool CanPause() override;
@@ -352,7 +352,7 @@ class CVideoPlayer : public IPlayer, public CThread, public IVideoPlayer,
   int OnDiscNavResult(void* pData, int iMessage) override;
   void GetVideoResolution(unsigned int &width, unsigned int &height) override;
 
-  CVideoSettings GetVideoSettings() override;
+  CVideoSettings GetVideoSettings() const override;
   void SetVideoSettings(CVideoSettings& settings) override;
 
   void SetUpdateStreamDetails();
diff --git a/xbmc/cores/VideoPlayer/VideoRenderers/RenderManager.h b/xbmc/cores/VideoPlayer/VideoRenderers/RenderManager.h
index 4ac994ccf3e81..4af912fb07d56 100644
--- a/xbmc/cores/VideoPlayer/VideoRenderers/RenderManager.h
+++ b/xbmc/cores/VideoPlayer/VideoRenderers/RenderManager.h
@@ -48,7 +48,7 @@ class IRenderMsg
   virtual void UpdateRenderBuffers(int queued, int discard, int free) = 0;
   virtual void UpdateGuiRender(bool gui) = 0;
   virtual void UpdateVideoRender(bool video) = 0;
-  virtual CVideoSettings GetVideoSettings() = 0;
+  virtual CVideoSettings GetVideoSettings() const = 0;
 };
 
 class CRenderManager