Version 2.3.7

[WebGL]Fixed build errors that occur when DevelopmentBuild is enabled on the WegGL platform.

[Common]Added optimization code using NativeArray class. ( require PlayerSettings.allowUnsafeCode flag, “OPENCV_USE_UNSAFE_CODE” ScriptingDefineSymbol and Unity2018.2 or later. )

[iOS]Fixed build errors that occur on the iOS platform with Unity2019.3 or later.

[Common]Updated to WebCamTextureToMatHelper.cs v1.1.1.