Skip to content
This SDK only works with devices released within the past 3 years. We regularly optimize and update the SDK to ensure compatibility and performance. We do not guarantee compatibility or provide technical support for devices older than 3 years.

# NET_SDK_FEATURE_DATA_HEADER

### Structure Definition

C++C#

     1
     2
     3
     4
     5
     6
     7
     8
     9
    10
    typedef struct
    {
        unsigned short usPureFeatureSize;
        unsigned char byAlgVersion1;
        unsigned char byFeatureType;
        unsigned char byManufactory;
        unsigned char byHeaderSize;
        unsigned char byAlgVersion2;
        unsigned char byReserved;
    } NET_SDK_FEATURE_DATA_HEADER;

     1
     2
     3
     4
     5
     6
     7
     8
     9
    10
    11
    [StructLayout(LayoutKind.Sequential, Pack = 4)]
    public struct NET_SDK_FEATURE_DATA_HEADER
    {
        public UInt16 usPureFeatureSize;
        public byte byAlgVersion1;
        public byte byFeatureType;
        public byte byManufactory;
        public byte byHeaderSize;
        public byte byAlgVersion2;
        public byte byReserved;
    }

### Function Description

Feature data header information.

### Member Description

Member | Type | Remark
--- | --- | ---
usPureFeatureSize | unsigned short | Feature size.
byAlgVersion1 | unsigned char | Algorithm version 1.
byFeatureType | unsigned char | Feature Type
byManufactory | unsigned char | Feature Factory.
byHeaderSize | unsigned char | Head size.
byAlgVersion2 | unsigned char | Algorithm version 2.
byReserved | unsigned char | Reserved field.

Error Code