Feature: Implement H.264 and AV1 hardware encoding for remote control

Remark: Need to update FFmpeg static libraries to take effort

client/ClientDll_vs2015.vcxproj.filters

@@ -36,6 +36,9 @@
     <ClCompile Include="TalkManager.cpp" />
     <ClCompile Include="VideoManager.cpp" />
     <ClCompile Include="X264Encoder.cpp" />
+    <ClCompile Include="CFFmpegH264Encoder.cpp" />
+    <ClCompile Include="CFFmpegAV1Encoder.cpp" />
+    <ClCompile Include="EncoderFactory.cpp" />
     <ClCompile Include="..\common\file_upload.cpp" />
     <ClCompile Include="ConPTYManager.cpp" />
   </ItemGroup>
@@ -81,6 +84,10 @@
     <ClInclude Include="VideoCodec.h" />
     <ClInclude Include="VideoManager.h" />
     <ClInclude Include="X264Encoder.h" />
+    <ClInclude Include="VideoEncoderBase.h" />
+    <ClInclude Include="CFFmpegH264Encoder.h" />
+    <ClInclude Include="CFFmpegAV1Encoder.h" />
+    <ClInclude Include="EncoderFactory.h" />
     <ClInclude Include="ConPTYManager.h" />
   </ItemGroup>
   <ItemGroup>