Persian-OCR / app.py
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import gradio as gr
import pytesseract
from pdf2image import convert_from_path
from PIL import Image
import os
# Function to perform OCR and search for a keyword
def ocr_and_search(input_file, keyword, lang='fas'): # 'fas': Persian language (Farsi)
extracted_text = ""
keyword_found = False
# Check if the input file is a PDF or an image
if isinstance(input_file, str) and input_file.endswith('.pdf'): # Check if the file is a PDF
# Convert PDF to images
images = convert_from_path(input_file)
# Loop through each image and perform OCR
for page_number, image in enumerate(images):
text = pytesseract.image_to_string(image, lang=lang)
extracted_text += text
# Check if the keyword is in the extracted text
if keyword.lower() in text.lower():
keyword_found = True
elif isinstance(input_file, Image.Image): # If the input is an image
text = pytesseract.image_to_string(input_file, lang=lang)
extracted_text = text
# Check if the keyword is in the extracted text
if keyword.lower() in text.lower():
keyword_found = True
if not keyword_found:
result_message = f"Keyword '{keyword}' not found in the document."
else:
result_message = f"Keyword '{keyword}' found in the document."
return extracted_text, result_message
# Create Gradio interface
def gradio_interface():
# Define Gradio inputs and outputs
input_type = gr.Radio(["PDF", "Image"], label="Choose Input Type", value="PDF") # Option to choose file type
file_input = gr.File(label="Upload PDF/Image")
keyword_input = gr.Textbox(label="Enter Keyword", value="ูู„ุณูู‡") # Default keyword is 'ูู„ุณูู‡'
output_text = gr.Textbox(label="Extracted Text", interactive=False)
output_message = gr.Textbox(label="Keyword Search Result", interactive=False)
# Function to process the inputs and return the outputs
def process(input_type, file, keyword):
# Handle PDF and image accordingly
if input_type == "PDF":
extracted_text, result_message = ocr_and_search(file.name, keyword)
else: # Handle image input
image = Image.open(file.name) # Open image file
extracted_text, result_message = ocr_and_search(image, keyword)
return extracted_text, result_message
# Create and launch Gradio interface
gr.Interface(fn=process,
inputs=[input_type, file_input, keyword_input],
outputs=[output_text, output_message],
title="OCR Keyword Search (PDF/Image)",
description="Upload a PDF or Image, enter a keyword, and see the OCR results along with a search for the keyword."
).launch()
# Call the function to create the interface
gradio_interface()