Expression 'float4x4.Zero' causes a hidden copy of a non-readonly struct 'float4x4'

Expression 'double4x4.Zero' causes a hidden copy of a non-readonly struct 'double4x4'

Field 'ChannelBase._time' is never assigned to, and will always have its default value 0

Exit point '}' swallows an unobserved exception.

Exit point 'return new ImageData(0, 0);' swallows an unobserved exception.

Non-nullable property 'TextureHandle' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Possible null reference argument for parameter 'val' in 'bool IFxParamDeclaration.SetValue(object val)'.

Possible null reference return.

Possible null reference return.