CSharpExample.cs

using FaceSDK.Alignment;
using FaceSDK.Base;
using FaceSDK.Builder;
using FaceSDK.FaceDetector;
using FaceSDK.Matcher;
using System;
using System.Linq;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            // make face detector, alignment, builder and matcher
            var faceDetector = 
                new FaceDetector(
                    version: 200,
                    batch_size: 1,
                    compute_device: -1);

            var alignment = 
                new Alignment(
                    version: 103,
                    batch_size: 1,
                    compute_device: -1);

            var builder = 
                new Builder(
                    version: 104,
                    batch_size: 1,
                    compute_device: -1);

            var firMatcherFactory = new FirMatcherFactory(FaceSDK.ArchitectureType.Common);
            var firMatcher = firMatcherFactory.MakeFirMatcher(
                builderVersion: 104,
                tableCode: "gn");

            // load images from file
            var image1 = new Image(args[0]);
            var image2 = new Image(args[1]);


            // detect faces on images
            var faceSets = faceDetector.DetectFaces(new[] { image1, image2 }, confidence: 0.9f);

            // check for there is only 1 face on each image
            var count = faceSets[0].Count;
            if (count != 1)
            {
                Console.WriteLine($"There are {count} detected faces on image {args[0]}.");
                return;
            }

            count = faceSets[1].Count;
            if (count != 1)
            {
                Console.WriteLine($"There are {count} detected faces on image {args[0]}.");
                return;
            }

            // align faces
            var alignmentInfoSet = alignment.Calc(faceSets.Select(faceSet => faceSet.First()));

            // extract templates
            var firs = builder.Build(alignmentInfoSet);

            // match templates
            var score = firMatcher.Match(firs[0], firs[1]);

            // print result
            Console.WriteLine($"{args[0]} <=> {args[1]} = {score}");
        }
    }
}