Ejemplo n.º 1
0
        public byte[] GetMedia(string id)
        {
            SampleMedia media = _samples.Single(x => x.Id == id);

            using var fileStream = new FileStream(media.Path, FileMode.Open);

            return(fileStream.ToByteArray());
        }
Ejemplo n.º 2
0
        public void BuildSampleStore()
        {
            var root = new DirectoryInfo(GetTestMediaPath());

            foreach (FileInfo file in root.GetFiles("*.jpg"))
            {
                var media = new SampleMedia
                {
                    Id   = Guid.NewGuid().ToString("N"),
                    Path = file.FullName,
                    Name = file.Name,
                };

                _samples.Add(media);
            }
        }
Ejemplo n.º 3
0
        public async Task <IEnumerable <FaceDetectionInfo> > ExtractFacesAsync(string id)
        {
            SampleMedia media = _samples.Single(x => x.Id == id);

            using var fileStream = new FileStream(media.Path, FileMode.Open);

            IEnumerable <FaceDetectionResponse> faces = await _faceDetectionService
                                                        .DetectFacesAsync(fileStream, default);

            IList <FaceDetectionInfo> infos = faces.Select(f => new FaceDetectionInfo
            {
                Box = f.Box,
                Id  = Guid.NewGuid()
            }).ToList();


            fileStream.Position = 0;
            var image = Image.Load(fileStream);

            IEnumerable <BoxExtractionInput> inputs = infos.Select(f => new BoxExtractionInput
            {
                Box = f.Box,
                Id  = f.Id
            });


            IEnumerable <BoxExtractionResult> images = await _faceExtractorService
                                                       .ExtractBoxesAsync(image, inputs, ThumbnailSizeName.M, default);

            foreach (BoxExtractionResult img in images)
            {
                FaceDetectionInfo info = infos.Single(x => x.Id == img.Id);
                info.Image = img.Thumbnail.Data.ToDataUrl("jpg");
            }

            return(infos);
        }