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 FieldCure.DocumentParsers.Pdf 1.1.0

Suggested Alternatives

FieldCure.DocumentParsers 2.0.0

Additional Details

Replaced by FieldCure.DocumentParsers 2.0 (PDF text) + FieldCure.DocumentParsers.Imaging 1.0 (page rendering). See the 2.0.0 release notes for migration.

dotnet add package FieldCure.DocumentParsers.Pdf --version 1.1.0
 
 
NuGet\Install-Package FieldCure.DocumentParsers.Pdf -Version 1.1.0
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package. 
<PackageReference Include="FieldCure.DocumentParsers.Pdf" Version="1.1.0" />
For projects that support PackageReference, copy this XML node into the project file to reference the package. 
<PackageVersion Include="FieldCure.DocumentParsers.Pdf" Version="1.1.0" />
 


 Directory.Packages.props
 

 

 
<PackageReference Include="FieldCure.DocumentParsers.Pdf" />
 


 Project file
For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package. 
paket add FieldCure.DocumentParsers.Pdf --version 1.1.0
The NuGet Team does not provide support for this client. Please contact its maintainers for support. 
#r "nuget: FieldCure.DocumentParsers.Pdf, 1.1.0"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package. 
#:package FieldCure.DocumentParsers.Pdf@1.1.0
#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package. 
#addin nuget:?package=FieldCure.DocumentParsers.Pdf&version=1.1.0
 


 Install as a Cake Addin
 

 

 
#tool nuget:?package=FieldCure.DocumentParsers.Pdf&version=1.1.0
 


 Install as a Cake Tool
The NuGet Team does not provide support for this client. Please contact its maintainers for support.

FieldCure.DocumentParsers.Pdf

PDF text extraction and page image rendering — an extension package for FieldCure.DocumentParsers.

Features

  • Text extraction — Page-by-page text extraction via PdfPig with ## Page {n} headers
  • Page rendering — Each page rendered as PNG via PDFtoImage (PDFium)
  • IMediaDocumentParser — Implements both ExtractText and ExtractImages for PDF
  • Factory integration — One-line registration with DocumentParserFactory

Install

dotnet add package FieldCure.DocumentParsers.Pdf

Quick Start

using FieldCure.DocumentParsers;
using FieldCure.DocumentParsers.Pdf;

// Register PDF support (call once at startup)
DocumentParserFactoryExtensions.AddPdfSupport();

// Text extraction
var parser = DocumentParserFactory.GetParser(".pdf");
var text = parser!.ExtractText(File.ReadAllBytes("document.pdf"));

// Page image rendering
var mediaParser = (IMediaDocumentParser)parser;
var images = mediaParser.ExtractImages(File.ReadAllBytes("document.pdf"), dpi: 150);
foreach (var img in images)
 File.WriteAllBytes($"{img.Label}.png", img.Data);

Dependencies

Related Packages

License

MIT — Copyright (c) 2026 FieldCure Co., Ltd.

Product Versions Compatible and additional computed target framework versions.
.NET net8.0 net8.0 is compatible.  net8.0-android net8.0-android was computed.  net8.0-browser net8.0-browser was computed.  net8.0-ios net8.0-ios was computed.  net8.0-maccatalyst net8.0-maccatalyst was computed.  net8.0-macos net8.0-macos was computed.  net8.0-tvos net8.0-tvos was computed.  net8.0-windows net8.0-windows was computed.  net9.0 net9.0 was computed.  net9.0-android net9.0-android was computed.  net9.0-browser net9.0-browser was computed.  net9.0-ios net9.0-ios was computed.  net9.0-maccatalyst net9.0-maccatalyst was computed.  net9.0-macos net9.0-macos was computed.  net9.0-tvos net9.0-tvos was computed.  net9.0-windows net9.0-windows was computed.  net10.0 net10.0 was computed.  net10.0-android net10.0-android was computed.  net10.0-browser net10.0-browser was computed.  net10.0-ios net10.0-ios was computed.  net10.0-maccatalyst net10.0-maccatalyst was computed.  net10.0-macos net10.0-macos was computed.  net10.0-tvos net10.0-tvos was computed.  net10.0-windows net10.0-windows was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (1)

Showing the top 1 NuGet packages that depend on FieldCure.DocumentParsers.Pdf:

Package Downloads
FieldCure.DocumentParsers.Pdf.Ocr

Tesseract OCR fallback for scanned PDFs in FieldCure.DocumentParsers.Pdf

GitHub repositories

This package is not used by any popular GitHub repositories.

# Release Notes — FieldCure.DocumentParsers.Pdf

## [1.1.0] - 2026-04-08

### Added
- `IOcrEngine` interface for pluggable OCR engines
- `PdfParser(IOcrEngine)` constructor overload with OCR fallback for scanned pages
- `AddPdfSupport(IOcrEngine)` factory registration overload
- Pages with < 5% meaningful text are automatically rendered at 300 DPI and sent to OCR

### Note
Backward compatible — existing parameterless constructor and `AddPdfSupport()` unchanged.

## [1.0.0] - 2026-04-06

### Note
First stable release, aligned with FieldCure.DocumentParsers 1.0.0.
No API changes from 0.2.0 — public surface (`PdfParser`, `AddPdfSupport()`) is now committed as stable.

## [0.2.0] - 2026-03-27

### Added
- Unit test project (`DocumentParsers.Pdf.Tests`) with 11 tests covering text extraction, page headers, content ordering, and image rendering
- Higher DPI rendering test (`ExtractImages_HigherDpiProducesLargerImage`)

### Changed
- Migrated to independent repository (fieldcure/fieldcure-document-parsers)
- `RepositoryUrl` updated to `https://github.com/fieldcure/fieldcure-document-parsers`

## [0.1.0] - 2026-03-25

### Added
- `PdfParser` — PDF text extraction via PdfPig with `## Page {n}` page headers
- `PdfParser.ExtractImages` — PDF page rendering to PNG via PDFtoImage (PDFium)
- `IMediaDocumentParser` support for combined text + image extraction
- `DocumentParserFactoryExtensions.AddPdfSupport()` — one-line factory registration
- Extracted from AssistStudio.Core to enable independent package consumption