66 lines
1.7 KiB
Plaintext
66 lines
1.7 KiB
Plaintext
using PaddleOCRSharp;
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using System;
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using System.Drawing;
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public class OcrHelper
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{
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//private static TesseractEngine engine = new TesseractEngine("./ocr_models", "chi_sim");
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//public static OCRResult GetOcrResult(Bitmap bitmap)
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//{
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// try
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// {
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// using var tempBitmap = new Bitmap(bitmap);
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// var ocrResult = paddleOCREngine.DetectText(tempBitmap);
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// return ocrResult;
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// }
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// catch (Exception ex)
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// {
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// ExceptionNotice.SendAsync(ex, "Ocr文字识别异常！");
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// throw;
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// }
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//}
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private static string RootDirectory = EngineBase.GetRootDirectory().TrimEnd('\\') + "\\inference";
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//建议程序全局初始化一次即可，不必每次识别都初始化，容易报错。
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private static PaddleOCREngine paddleOCREngine = paddleOCREngine = new PaddleOCREngine(new OCRModelConfig()
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{
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det_infer = RootDirectory + "\\ch_PP-OCRv3_det_infer",
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cls_infer= RootDirectory + "\\ch_ppocr_mobile_v2.0_cls_infer",
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rec_infer = RootDirectory + "\\ch_PP-OCRv3_rec_infer",
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keys = RootDirectory + "\\ppocr_keys.txt",
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}, new OCRParameter());
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public static OCRResult GetOcrResult(Bitmap bitmap)
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{
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try
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{
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using (var tempBitmap = new Bitmap(bitmap))
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{
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return paddleOCREngine.DetectText(tempBitmap);
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}
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}
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catch (Exception ex)
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{
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throw;
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}
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}
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public static OCRResult GetOcrResult(byte[] bytes)
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{
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try
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{
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var ocrResult = paddleOCREngine.DetectText(bytes);
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return ocrResult;
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}
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catch (Exception ex)
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{
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throw;
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}
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}
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}
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