Upload app.py

app.py

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+import streamlit as st
+from transformers import AutoModel, AutoTokenizer, MarianMTModel, MarianTokenizer
+from PIL import Image
+import tempfile
+import os
+import easyocr
+import re
+
+# Load EasyOCR reader with English and Hindi language support
+reader = easyocr.Reader(['en', 'hi'])  # 'en' for English, 'hi' for Hindi
+
+# Load the GOT-OCR2 model and tokenizer
+tokenizer = AutoTokenizer.from_pretrained('ucaslcl/GOT-OCR2_0', trust_remote_code=True)
+model = AutoModel.from_pretrained('ucaslcl/GOT-OCR2_0', trust_remote_code=True, low_cpu_mem_usage=True, device_map='cuda', use_safetensors=True, pad_token_id=tokenizer.eos_token_id)
+model = model.eval().cuda()
+
+# Load MarianMT translation model for Hindi to English translation
+translation_tokenizer = MarianTokenizer.from_pretrained('Helsinki-NLP/opus-mt-hi-en')
+translation_model = MarianMTModel.from_pretrained('Helsinki-NLP/opus-mt-hi-en')
+
+# Define a function for keyword highlighting
+def highlight_keywords(text, keyword):
+    # Escape keyword for regex to avoid issues with special characters
+    pattern = re.compile(re.escape(keyword), re.IGNORECASE)
+    highlighted_text = pattern.sub(lambda match: f"**{match.group(0)}**", text)
+    return highlighted_text
+
+# Streamlit App Title
+st.title("OCR with GOT-OCR2 (English & Hindi Translation) and Keyword Search")
+
+# File uploader for image input
+image_file = st.file_uploader("Upload an image", type=["jpg", "jpeg", "png"])
+
+if image_file is not None:
+    # Display the uploaded image
+    image = Image.open(image_file)
+    st.image(image, caption='Uploaded Image', use_column_width=True)
+    
+    # Save the uploaded file to a temporary file
+    with tempfile.NamedTemporaryFile(delete=False, suffix='.jpg') as temp_file:
+        temp_file.write(image_file.getvalue())
+        temp_file_path = temp_file.name
+    
+    # Button to run OCR
+    if st.button("Run OCR"):
+        # Use GOT-OCR2 model for plain text OCR (structured documents)
+        res_plain = model.chat(tokenizer, temp_file_path, ocr_type='ocr')
+
+        # Perform formatted text OCR
+        res_format = model.chat(tokenizer, temp_file_path, ocr_type='format')
+
+        # Use EasyOCR for both English and Hindi text recognition
+        result_easyocr = reader.readtext(temp_file_path, detail=0)
+
+        # Display the results
+        st.subheader("Plain Text OCR Results (English):")
+        st.write(res_plain)
+
+        st.subheader("Formatted Text OCR Results:")
+        st.write(res_format)
+
+        st.subheader("Detected Text using EasyOCR (English and Hindi):")
+        extracted_text = " ".join(result_easyocr)  # Combine the list of text results
+        st.write(extracted_text)
+
+        # Translate Hindi text to English using MarianMT (optional step)
+        st.subheader("Translated Hindi Text to English:")
+        translated_text = []
+        for sentence in result_easyocr:
+            # Detect if the text is in Hindi (you can customize this based on text properties)
+            if sentence:  # Assuming non-empty text is translated
+                tokenized_text = translation_tokenizer([sentence], return_tensors="pt", truncation=True)
+                translation = translation_model.generate(**tokenized_text)
+                translated_sentence = translation_tokenizer.decode(translation[0], skip_special_tokens=True)
+                translated_text.append(translated_sentence)
+        
+        st.write(" ".join(translated_text))
+
+        # Additional OCR types using GOT-OCR2
+        res_fine_grained = model.chat(tokenizer, temp_file_path, ocr_type='ocr', ocr_box='')
+        st.subheader("Fine-Grained OCR Results:")
+        st.write(res_fine_grained)
+
+        # Render formatted OCR to HTML
+        res_render = model.chat(tokenizer, temp_file_path, ocr_type='format', render=True, save_render_file='./demo.html')
+        st.subheader("Rendered OCR Results (HTML):")
+        st.write(res_render)
+
+        # Search functionality
+        keyword = st.text_input("Enter keyword to search in extracted text:")
+
+        if keyword:
+            st.subheader("Search Results:")
+            # Highlight the matching sections in the extracted text
+            highlighted_text = highlight_keywords(extracted_text, keyword)
+            st.markdown(highlighted_text)
+
+        # Clean up the temporary file after use
+        os.remove(temp_file_path)
+
+# Note: No need for if __name__ == "__main__": st.run()