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32 lines
1.4 KiB
C#
32 lines
1.4 KiB
C#
using NAPS2.Dependencies;
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namespace NAPS2.Ocr;
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public class TesseractLanguageManager
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{
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private static readonly List<DownloadMirror> Mirrors = new()
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{
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new(PlatformSupport.ModernWindows.Or(PlatformSupport.Linux), @"https://github.com/cyanfish/naps2-components/releases/download/tesseract-4.0.0b4/{0}"),
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new(PlatformSupport.ModernWindows.Or(PlatformSupport.Linux), @"https://sourceforge.net/projects/naps2/files/components/tesseract-4.0.0b4/{0}/download")
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};
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private readonly TesseractLanguageData _languageData = TesseractLanguageData.Latest;
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public TesseractLanguageManager(string basePath)
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{
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TessdataBasePath = Path.Combine(basePath, "tesseract-4.0.0b4");
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LanguageComponents = _languageData.Data.Select(x =>
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new MultiFileExternalComponent($"ocr-{x.Code}", TessdataBasePath, new[] { $"best/{x.Code}.traineddata", $"fast/{x.Code}.traineddata" },
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new DownloadInfo(x.Filename, Mirrors, x.Size, x.Sha1, DownloadFormat.Zip)));
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}
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public string TessdataBasePath { get; }
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public virtual IEnumerable<Language> InstalledLanguages =>
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LanguageComponents.Where(x => x.IsInstalled).Select(x => _languageData.LanguageMap[x.Id]);
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public virtual IEnumerable<Language> NotInstalledLanguages =>
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LanguageComponents.Where(x => !x.IsInstalled).Select(x => _languageData.LanguageMap[x.Id]);
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public IEnumerable<IExternalComponent> LanguageComponents { get; }
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} |