internal int GetPropertyDataSize(uint propertyId, Edsdk.EdsDataType expectedDataType)
{
return(this.ExecuteGetter(() =>
{
int dataSize;
Edsdk.EdsDataType dataType;
Util.Assert(Edsdk.EdsGetPropertySize(this.Handle, propertyId, 0, out dataType, out dataSize),
"Failed to get property size.", propertyId);
//Util.AssertIf(expectedDataType != dataType, "DataType mismatch: Expected <{0}>, Actual <{1}>", expectedDataType, dataType);
return dataSize;
}));
}
internal T GetPropertyStruct <T>(uint propertyId, Edsdk.EdsDataType expectedDataType) where T : struct
{
return(this.ExecuteGetter(() =>
{
var dataSize = this.GetPropertyDataSize(propertyId, expectedDataType);
var ptr = Marshal.AllocHGlobal(dataSize);
try
{
Util.Assert(Edsdk.EdsGetPropertyData(this.Handle, propertyId, 0, dataSize, ptr),
"Failed to get required struct.", propertyId);
return (T)Marshal.PtrToStructure(ptr, typeof(T));
}
finally
{
Marshal.FreeHGlobal(ptr);
}
}));
}
