C# 手写识别方案整理

 1     private Liststring> Recognize(StrokeCollection strokes)
 2     {
 3         if (strokes == null || strokes.Count == 0)
 4             return null;
 5         // 创建识别器
 6         var recognizers = new Recognizers();
 7         var chineseRecognizer = recognizers.GetDefaultRecognizer(0x0804);
 8         using var recContext = chineseRecognizer.CreateRecognizerContext();
 9         // 根据StrokeCollection构造 Ink 类型的笔迹数据。
10         using var stream = new MemoryStream();
11         strokes.Save(stream);
12         using var inkStorage = new Ink();
13         inkStorage.Load(stream.ToArray());
14         using var inkStrokes = inkStorage.Strokes;
15         //设置笔画数据
16         using (recContext.Strokes = inkStrokes)
17         {
18             //识别笔画数据
19             var recognitionResult = recContext.Recognize(out var statusResult);
20             // 如果识别过程中出现问题，则返回null
21             return statusResult == RecognitionStatus.NoError ?
22                 recognitionResult.GetAlternatesFromSelection().OfType().Select(i => i.ToString()).ToList() :
23                 null;
24         }
25     }

 1     public IEnumerablestring> Recognize(StrokeCollection strokes)
 2     {
 3         if (strokes == null || strokes.Count == 0)
 4             return null;
 5 
 6         using var analyzer = new InkAnalyzer();
 7         analyzer.AddStrokes(strokes,0x0804);
 8         analyzer.SetStrokesType(strokes, StrokeType.Writing);
 9         var status = analyzer.Analyze();
10         if (status.Successful)
11         {
12             var alternateCollection = analyzer.GetAlternates();
13             return alternateCollection.OfType().Select(x => x.RecognizedString);
14         }
15         return null;
16     }