Update app.py
Browse files
app.py
CHANGED
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@@ -1,7 +1,6 @@
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import os
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# --- CẤU HÌNH HỆ THỐNG ---
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# Tắt MKLDNN để tránh lỗi Segmentation Fault trên Spaces
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os.environ["FLAGS_use_mkldnn"] = "0"
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os.environ["FLAGS_enable_mkldnn"] = "0"
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os.environ["DN_ENABLE_MKLDNN"] = "0"
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@@ -15,95 +14,44 @@ from PIL import Image, ImageDraw, ImageFont
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import numpy as np
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import requests
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# Tắt log thừa
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logging.getLogger("ppocr").setLevel(logging.WARNING)
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# --- QUẢN LÝ MODEL ---
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OCR_CACHE = {}
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def get_ocr_model(user_selection):
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"""
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Chiến lược tối ưu:
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- Nếu chọn 'ch' -> Load model Trung Quốc (lang='ch')
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- Nếu chọn BẤT KỲ ngôn ngữ Latin nào (vi, en, fr...) -> Load model 'en'
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(Trong Paddle, 'en' chính là model PP-OCR Latin đa ngôn ngữ)
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"""
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# Xác định 'backend_lang' thực sự cần load
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if user_selection == 'ch':
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backend_lang = 'ch'
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else:
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# Tất cả ngôn ngữ Latin dùng chung model 'en' để tiết kiệm RAM
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backend_lang = 'en'
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if backend_lang in OCR_CACHE:
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return OCR_CACHE[backend_lang]
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print(f"📡 Đang tải Model gốc cho nhóm: {backend_lang} ...")
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try:
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model = PaddleOCR(
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use_angle_cls=True,
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lang=backend_lang,
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use_textline_orientation=True,
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show_log=False
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)
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OCR_CACHE[backend_lang] = model
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print(f"✅ Đã tải xong model {backend_lang}!")
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return model
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except Exception as e:
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print(f"❌ Lỗi khởi tạo model {backend_lang}: {e}")
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return None
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# --- QUẢN LÝ FONT CHỮ ---
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def check_and_download_font(lang_code):
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"""
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Tự động chọn font:
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- ch: SimFang
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- Nhóm Latin (vi, en, fr...): Roboto
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"""
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if lang_code == 'ch':
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font_name = "simfang.ttf"
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url = "https://github.com/StellarCN/scp_zh/raw/master/fonts/SimFang.ttf"
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else:
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font_name = "roboto.ttf"
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url = "https://github.com/googlefonts/roboto/raw/main/src/hinted/Roboto-Regular.ttf"
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font_path = f"./{font_name}"
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# Chỉ tải nếu file chưa tồn tại (hoặc kích thước file = 0)
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if not os.path.exists(font_path) or os.path.getsize(font_path) == 0:
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print(f"📥 Đang tải font {font_name}...")
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try:
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r = requests.get(url, allow_redirects=True)
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with open(font_path, 'wb') as f:
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f.write(r.content)
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print(f"⚠️ Lỗi tải font: {e}")
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return None
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return font_path
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def universal_draw(image, raw_data, font_path):
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if image is None: return image
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if isinstance(image, np.ndarray):
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image = Image.fromarray(image)
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canvas = image.copy()
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draw = ImageDraw.Draw(canvas)
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except:
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font = ImageFont.load_default()
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# Hàm chuẩn hóa box
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def parse_box(b):
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try:
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if hasattr(b, 'tolist'): b = b.tolist()
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return None
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except: return None
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# Vẽ
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for box, txt in items_to_draw:
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try:
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draw.polygon(box, outline="red", width=3)
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txt_x, txt_y = box[0]
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# Vẽ nền đỏ cho chữ
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if hasattr(draw, "textbbox"):
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text_bbox = draw.textbbox((txt_x, txt_y), txt, font=font, anchor="lb")
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draw.rectangle(text_bbox, fill="red")
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draw.text((txt_x, txt_y), txt, fill="white", font=font, anchor="lb")
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else:
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draw.text((txt_x, txt_y -
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except: continue
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return canvas
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# --- XỬ LÝ TEXT ---
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def
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if isinstance(
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# --- MAIN PREDICT ---
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def predict(image
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if image is None: return None, "
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try:
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#
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if ocr is None:
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return image, "Lỗi khởi tạo Model. Vui lòng kiểm tra Log.", "Init Error"
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# 2. Lấy Font
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font_path = check_and_download_font(lang_selection)
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# 3. Chuẩn bị ảnh
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original_pil = image.copy()
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image_np = np.array(image)
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#
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raw_result = ocr.ocr(image_np, cls=True)
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#
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except Exception as e:
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import traceback
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return image, f"Lỗi
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# --- GIAO DIỆN ---
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with gr.Blocks(title="
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gr.Markdown("##
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gr.Markdown("Sử dụng model **Latin PP-OCR** đa ngôn ngữ và **Chinese PP-OCR**.")
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with gr.Row():
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with gr.Column():
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input_img = gr.Image(type="pil", label="
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lang_dropdown = gr.Dropdown(
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choices=LANG_CHOICES,
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value="vi",
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label="Chọn Ngôn Ngữ",
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info="Nhóm Latin (Vi, En, Fr...) dùng chung 1 model siêu nhẹ."
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)
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submit_btn = gr.Button("🚀 CHẠY NHẬN DIỆN", variant="primary")
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with gr.Column():
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with gr.Tabs():
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with gr.TabItem("🖼️ Kết quả"):
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output_img = gr.Image(type="pil", label="
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with gr.TabItem("📝 Văn bản"):
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output_txt = gr.Textbox(label="Nội dung", lines=15, interactive=True)
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with gr.TabItem("🐞 Debug"):
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output_debug = gr.Textbox(label="
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submit_btn.click(
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fn=predict,
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inputs=
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outputs=[output_img, output_txt, output_debug]
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)
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import os
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# --- CẤU HÌNH HỆ THỐNG ---
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os.environ["FLAGS_use_mkldnn"] = "0"
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os.environ["FLAGS_enable_mkldnn"] = "0"
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os.environ["DN_ENABLE_MKLDNN"] = "0"
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import numpy as np
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import requests
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# Tắt log thừa
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logging.getLogger("ppocr").setLevel(logging.WARNING)
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print("Đang khởi tạo PaddleOCR (Coordinate Sync Mode)...")
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try:
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ocr = PaddleOCR(use_textline_orientation=True, use_doc_orientation_classify=False,
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use_doc_unwarping=False, lang='ch')
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except Exception as e:
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print(f"Lỗi khởi tạo: {e}. Chuyển về chế độ mặc định.")
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ocr = PaddleOCR(lang='ch')
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print("Model đã sẵn sàng!")
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# --- TẢI FONT ---
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def check_and_download_font():
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font_path = "./simfang.ttf"
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if not os.path.exists(font_path):
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try:
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url = "https://github.com/StellarCN/scp_zh/raw/master/fonts/SimFang.ttf"
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r = requests.get(url, allow_redirects=True)
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with open(font_path, 'wb') as f:
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f.write(r.content)
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except:
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return None
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return font_path
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FONT_PATH = check_and_download_font()
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# --- HÀM VẼ ĐA NĂNG ---
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def universal_draw(image, raw_data, font_path):
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if image is None: return image
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# Đảm bảo image là PIL
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if isinstance(image, np.ndarray):
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image = Image.fromarray(image)
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# Copy để vẽ
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canvas = image.copy()
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draw = ImageDraw.Draw(canvas)
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except:
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font = ImageFont.load_default()
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# Hàm parse box
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def parse_box(b):
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try:
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if hasattr(b, 'tolist'): b = b.tolist()
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return None
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except: return None
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items_to_draw = []
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# Logic tìm box/text
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# Ưu tiên cấu trúc PaddleX: rec_texts + dt_polys
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processed = False
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if isinstance(raw_data, list) and len(raw_data) > 0 and isinstance(raw_data[0], dict):
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data_dict = raw_data[0]
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texts = data_dict.get('rec_texts')
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boxes = data_dict.get('dt_polys', data_dict.get('rec_polys', data_dict.get('dt_boxes')))
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if texts and boxes and isinstance(texts, list) and isinstance(boxes, list):
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for i in range(min(len(texts), len(boxes))):
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txt = texts[i]
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box = parse_box(boxes[i])
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if box and txt: items_to_draw.append((box, txt))
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processed = True
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# Fallback Logic
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if not processed:
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def hunt(data):
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if isinstance(data, dict):
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box = None; text = None
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for k in ['points', 'box', 'dt_boxes', 'poly']:
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if k in data: box = parse_box(data[k]); break
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for k in ['transcription', 'text', 'rec_text', 'label']:
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if k in data: text = data[k]; break
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if box and text: items_to_draw.append((box, text)); return
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for v in data.values(): hunt(v)
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elif isinstance(data, (list, tuple)):
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if len(data) == 2 and isinstance(data[0], list) and len(data[0]) == 4:
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box = parse_box(data[0])
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txt_obj = data[1]
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text = txt_obj[0] if isinstance(txt_obj, (list, tuple)) else txt_obj
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if box and isinstance(text, str): items_to_draw.append((box, text)); return
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for item in data: hunt(item)
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hunt(raw_data)
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# Vẽ
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for box, txt in items_to_draw:
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try:
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# Vẽ khung đỏ
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draw.polygon(box, outline="red", width=3)
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# Vẽ chữ
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txt_x, txt_y = box[0]
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if hasattr(draw, "textbbox"):
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text_bbox = draw.textbbox((txt_x, txt_y), txt, font=font, anchor="lb")
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draw.rectangle(text_bbox, fill="red")
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draw.text((txt_x, txt_y), txt, fill="white", font=font, anchor="lb")
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else:
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draw.text((txt_x, txt_y - font_size), txt, fill="white", font=font)
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except: continue
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return canvas
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# --- HÀM XỬ LÝ TEXT ---
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def deep_extract_text(data):
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found_texts = []
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if isinstance(data, str):
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if len(data.strip()) > 0: return [data]
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return []
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if isinstance(data, (list, tuple)):
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for item in data: found_texts.extend(deep_extract_text(item))
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elif isinstance(data, dict):
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for val in data.values(): found_texts.extend(deep_extract_text(val))
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elif hasattr(data, '__dict__'): found_texts.extend(deep_extract_text(data.__dict__))
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return found_texts
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def clean_text_result(text_list):
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cleaned = []
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block_list = ['min', 'max', 'general', 'header', 'footer', 'structure']
|
| 144 |
+
for t in text_list:
|
| 145 |
+
t = t.strip()
|
| 146 |
+
if len(t) < 2 and not any(u'\u4e00' <= c <= u'\u9fff' for c in t): continue
|
| 147 |
+
if t.lower().endswith(('.ttf', '.json', '.pdparams', '.yml', '.log')): continue
|
| 148 |
+
if t.lower() in block_list: continue
|
| 149 |
+
if not re.search(r'[\w\u4e00-\u9fff]', t): continue
|
| 150 |
+
cleaned.append(t)
|
| 151 |
+
return cleaned
|
| 152 |
|
| 153 |
# --- MAIN PREDICT ---
|
| 154 |
+
def predict(image):
|
| 155 |
+
if image is None: return None, "Chưa có ảnh.", "No Data"
|
| 156 |
|
| 157 |
try:
|
| 158 |
+
# Chuẩn bị ảnh đầu vào
|
| 159 |
+
original_pil = image.copy() if isinstance(image, Image.Image) else Image.fromarray(image).copy()
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 160 |
image_np = np.array(image)
|
| 161 |
|
| 162 |
+
# 1. OCR
|
| 163 |
+
raw_result = ocr.ocr(image_np)
|
|
|
|
| 164 |
|
| 165 |
+
# 2. XỬ LÝ ẢNH ĐỂ VẼ (KEY FIX: Lấy ảnh từ Preprocessor nếu có)
|
| 166 |
+
target_image_for_drawing = original_pil
|
| 167 |
+
|
| 168 |
+
# Kiểm tra xem Paddle có chỉnh sửa ảnh không (dựa vào key 'doc_preprocessor_res')
|
| 169 |
+
if isinstance(raw_result, list) and len(raw_result) > 0 and isinstance(raw_result[0], dict):
|
| 170 |
+
if 'doc_preprocessor_res' in raw_result[0]:
|
| 171 |
+
proc_res = raw_result[0]['doc_preprocessor_res']
|
| 172 |
+
# Nếu có ảnh đầu ra đã chỉnh sửa (output_img)
|
| 173 |
+
if 'output_img' in proc_res:
|
| 174 |
+
print("Phát hiện ảnh đã qua xử lý hình học. Đang đồng bộ tọa độ...")
|
| 175 |
+
numpy_img = proc_res['output_img']
|
| 176 |
+
target_image_for_drawing = Image.fromarray(numpy_img)
|
| 177 |
+
|
| 178 |
+
# 3. Vẽ lên ảnh ĐÚNG (Target Image)
|
| 179 |
+
annotated_image = universal_draw(target_image_for_drawing, raw_result, FONT_PATH)
|
| 180 |
+
|
| 181 |
+
# 4. Xử lý Text
|
| 182 |
+
all_texts = deep_extract_text(raw_result)
|
| 183 |
+
final_texts = clean_text_result(all_texts)
|
| 184 |
+
text_output = "\n".join(final_texts) if final_texts else "Không tìm thấy văn bản."
|
| 185 |
+
|
| 186 |
+
# Debug Info
|
| 187 |
+
debug_str = str(raw_result)[:1000]
|
| 188 |
+
debug_info = f"Used Image Source: {'Preprocessed' if target_image_for_drawing != original_pil else 'Original'}\nData Preview:\n{debug_str}..."
|
| 189 |
+
|
| 190 |
+
return annotated_image, text_output, debug_info
|
| 191 |
|
| 192 |
except Exception as e:
|
| 193 |
import traceback
|
| 194 |
+
return image, f"Lỗi: {str(e)}", traceback.format_exc()
|
| 195 |
|
| 196 |
# --- GIAO DIỆN ---
|
| 197 |
+
with gr.Blocks(title="PaddleOCR Perfect Overlay") as iface:
|
| 198 |
+
gr.Markdown("## PaddleOCR Chinese - High Precision Overlay")
|
|
|
|
| 199 |
|
| 200 |
with gr.Row():
|
| 201 |
with gr.Column():
|
| 202 |
+
input_img = gr.Image(type="pil", label="Input Image")
|
| 203 |
+
submit_btn = gr.Button("RUN OCR", variant="primary")
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 204 |
|
| 205 |
with gr.Column():
|
| 206 |
with gr.Tabs():
|
| 207 |
+
with gr.TabItem("🖼️ Kết quả Khớp Tọa Độ"):
|
| 208 |
+
output_img = gr.Image(type="pil", label="Overlay Result")
|
| 209 |
with gr.TabItem("📝 Văn bản"):
|
| 210 |
+
output_txt = gr.Textbox(label="Text Content", lines=15)
|
|
|
|
| 211 |
with gr.TabItem("🐞 Debug"):
|
| 212 |
+
output_debug = gr.Textbox(label="Debug Info", lines=15)
|
| 213 |
|
| 214 |
submit_btn.click(
|
| 215 |
fn=predict,
|
| 216 |
+
inputs=input_img,
|
| 217 |
outputs=[output_img, output_txt, output_debug]
|
| 218 |
)
|
| 219 |
|