ocr

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🇺🇸

Original

English

🇨🇳

Translation

Chinese

OCR Image Text Extraction Skill

OCR图像文本提取技能

Extract text from images using Tesseract OCR engine.

使用Tesseract OCR引擎从图片中提取文本。

Capabilities

功能

Extract text from image files (PNG, JPG, JPEG, GIF, BMP, TIFF)
Support for 100+ languages
Optional image preprocessing for better accuracy
Output in plain text or JSON format with confidence scores

从图像文件中提取文本（PNG、JPG、JPEG、GIF、BMP、TIFF）
支持100+种语言
可选图像预处理以提升识别准确率
输出纯文本或带置信度评分的JSON格式

Usage

使用方法

Basic OCR

基础OCR识别

bash

python3 scripts/ocr.py <image_file> <output_file>

bash

python3 scripts/ocr.py <image_file> <output_file>

With Options

带参数使用

bash

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bash

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Specify language (default: eng)

指定语言（默认：eng）

python3 scripts/ocr.py image.png text.txt --lang eng

Chinese text

中文文本识别

python3 scripts/ocr.py image.png text.txt --lang chi_sim

Multiple languages

多语言识别

python3 scripts/ocr.py image.png text.txt --lang eng+chi_sim

With image preprocessing (improves accuracy)

启用图像预处理（提升准确率）

python3 scripts/ocr.py image.png text.txt --preprocess

JSON output with confidence scores

输出带置信度评分的JSON格式

python3 scripts/ocr.py image.png output.json --format json

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python3 scripts/ocr.py image.png output.json --format json

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Download and OCR from URL

从URL下载并识别

bash

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bash

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OCR from remote image

识别远程图片

python3 scripts/ocr_url.py <image_url> <output_file>

With options

带参数使用

python3 scripts/ocr_url.py https://example.com/image.jpg text.txt --lang eng --preprocess

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python3 scripts/ocr_url.py https://example.com/image.jpg text.txt --lang eng --preprocess

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Parameters

参数说明

```
image_file
```
/
```
image_url
```
(required): Path to local image or image URL
```
output_file
```
(required): Path to output text/JSON file
```
--lang
```
: Language code (e.g., eng, chi_sim, jpn, fra, deu). Default: eng
```
--preprocess
```
: Apply image preprocessing (grayscale, thresholding) for better accuracy
```
--format
```
: Output format (text/json, default: text)

```
image_file
```
/
```
image_url
```
（必填）：本地图片路径或图片URL
```
output_file
```
（必填）：输出文本/JSON文件路径
```
--lang
```
：语言代码（例如：eng、chi_sim、jpn、fra、deu）。默认值：eng
```
--preprocess
```
：应用图像预处理（灰度化、阈值处理）以提升准确率
```
--format
```
：输出格式（text/json，默认值：text）

Common Languages

常用语言

Language	Code
English	eng
Chinese (Simplified)	chi_sim
Chinese (Traditional)	chi_tra
Japanese	jpn
Korean	kor
French	fra
German	deu
Spanish	spa
Russian	rus
Arabic	ara

语言	代码
英语	eng
简体中文	chi_sim
繁体中文	chi_tra
日语	jpn
韩语	kor
法语	fra
德语	deu
西班牙语	spa
俄语	rus
阿拉伯语	ara

Supported Image Formats

支持的图像格式

PNG, JPG, JPEG, GIF, BMP, TIFF, WEBP

PNG、JPG、JPEG、GIF、BMP、TIFF、WEBP

Dependencies

依赖项

Python 3.8+
pytesseract
Pillow (PIL)
tesseract-ocr (system package)

Python 3.8+
pytesseract
Pillow (PIL)
tesseract-ocr（系统包）

Installation

安装步骤

bash

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bash

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Python packages

Python包安装

pip install pytesseract Pillow

Tesseract OCR engine

Tesseract OCR引擎安装

sudo apt-get install tesseract-ocr # Ubuntu/Debian sudo yum install tesseract # CentOS/RHEL brew install tesseract # macOS

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sudo apt-get install tesseract-ocr # Ubuntu/Debian sudo yum install tesseract # CentOS/RHEL brew install tesseract # macOS

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