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199 lines
No EOL
6.1 KiB
C#
199 lines
No EOL
6.1 KiB
C#
#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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Copyright (c) 2007-2019 ShareX Team
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using Newtonsoft.Json;
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using ShareX.HelpersLib;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.IO;
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using System.Threading.Tasks;
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namespace ShareX.UploadersLib.OtherServices
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{
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public enum OCRSpaceLanguages
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{
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[Description("Arabic")]
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ara,
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[Description("Bulgarian")]
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bul,
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[Description("Chinese (Simplified)")]
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chs,
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[Description("Chinese (Traditional)")]
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cht,
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[Description("Croatian")]
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hrv,
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[Description("Czech")]
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cze,
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[Description("Danish")]
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dan,
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[Description("Dutch")]
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dut,
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[Description("English")]
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eng,
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[Description("Finnish")]
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fin,
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[Description("French")]
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fre,
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[Description("German")]
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ger,
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[Description("Greek")]
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gre,
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[Description("Hungarian")]
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hun,
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[Description("Korean")]
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kor,
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[Description("Italian")]
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ita,
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[Description("Japanese")]
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jpn,
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[Description("Norwegian")]
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nor,
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[Description("Polish")]
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pol,
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[Description("Portuguese")]
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por,
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[Description("Russian")]
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rus,
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[Description("Slovenian")]
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slv,
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[Description("Spanish")]
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spa,
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[Description("Swedish")]
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swe,
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[Description("Turkish")]
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tur
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}
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public class OCRSpace : Uploader
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{
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private const string APIURLUSA = "https://apipro1.ocr.space/parse/image";
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private const string APIURLEurope = "https://apipro2.ocr.space/parse/image";
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private const string APIURLAsia = "https://apipro3.ocr.space/parse/image";
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private const string APIURLFree = "https://api.ocr.space/parse/image";
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public string APIKey { get; set; }
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public OCRSpaceLanguages Language { get; set; } = OCRSpaceLanguages.eng;
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public bool Overlay { get; set; }
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public OCRSpace(string apiKey, OCRSpaceLanguages language = OCRSpaceLanguages.eng, bool overlay = false)
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{
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APIKey = apiKey;
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Language = language;
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Overlay = overlay;
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}
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public OCRSpaceResponse DoOCR(Stream stream, string fileName)
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{
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Dictionary<string, string> arguments = new Dictionary<string, string>();
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arguments.Add("apikey", APIKey);
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arguments.Add("language", Language.ToString());
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arguments.Add("isOverlayRequired", Overlay.ToString());
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UploadResult ur = SendRequestFile(APIURLUSA, stream, fileName, "file", arguments);
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if (!ur.IsSuccess)
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{
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ur = SendRequestFile(APIURLEurope, stream, fileName, "file", arguments);
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}
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if (ur.IsSuccess)
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{
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return JsonConvert.DeserializeObject<OCRSpaceResponse>(ur.Response);
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}
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return null;
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}
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public static string DoOCR(OCRSpaceLanguages language, Stream stream, string fileName)
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{
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string result = null;
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try
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{
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OCRSpace ocr = new OCRSpace(APIKeys.OCRSpaceAPIKey, language);
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OCRSpaceResponse response = ocr.DoOCR(stream, fileName);
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if (response != null && !response.IsErroredOnProcessing && response.ParsedResults.Count > 0)
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{
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result = response.ParsedResults[0].ParsedText;
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}
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}
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catch (Exception e)
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{
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DebugHelper.WriteException(e);
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}
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return result;
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}
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public static Task<string> DoOCRAsync(OCRSpaceLanguages language, Stream stream, string fileName)
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{
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return Task.Run(() => DoOCR(language, stream, fileName));
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}
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}
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public class OCRSpaceResponse
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{
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public List<OCRSpaceParsedResult> ParsedResults { get; set; }
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public int OCRExitCode { get; set; }
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public bool IsErroredOnProcessing { get; set; }
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public string ErrorMessage { get; set; }
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public string ErrorDetails { get; set; }
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public string ProcessingTimeInMilliseconds { get; set; }
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}
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public class OCRSpaceParsedResult
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{
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public OCRSpaceTextOverlay TextOverlay { get; set; }
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public int FileParseExitCode { get; set; }
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public string ParsedText { get; set; }
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public string ErrorMessage { get; set; }
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public string ErrorDetails { get; set; }
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}
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public class OCRSpaceTextOverlay
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{
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public List<OCRSpaceLine> Lines { get; set; }
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public bool HasOverlay { get; set; }
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public string Message { get; set; }
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}
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public class OCRSpaceLine
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{
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public List<OCRSpaceWord> Words { get; set; }
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public int MaxHeight { get; set; }
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public int MinTop { get; set; }
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}
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public class OCRSpaceWord
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{
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public string WordText { get; set; }
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public int Left { get; set; }
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public int Top { get; set; }
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public int Height { get; set; }
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public int Width { get; set; }
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}
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} |