Update app.py
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app.py
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import torch
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import io
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from fastapi import FastAPI, File, UploadFile
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@@ -7,31 +7,41 @@ from ultralytics import YOLO
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from PIL import Image
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import uvicorn
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device = "cuda" if torch.cuda.is_available() else "cpu"
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MY_MODEL_PATH = 'best.pt'
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try:
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detection_model = YOLO(MY_MODEL_PATH)
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print("✅ YOLO Model Loaded")
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except:
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detection_model = YOLO("yolov8n.pt")
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print("⚠️ Using Default YOLOv8n")
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@app.get("/")
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def home():
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return {"
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@app.post("/analyze")
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async def analyze_image(file: UploadFile = File(...)):
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data = await file.read()
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original_image = Image.open(io.BytesIO(data)).convert("RGB")
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results = detection_model(original_image, conf=0.25)
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integrated_results = []
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label = r.names[int(box.cls)]
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coords = box.xyxy[0].tolist()
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# قص العنصر مع هامش (Padding)
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pad =
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)
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# --- التعديل هنا: برومبت يركز على الصفات البصرية ---
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# بدأنا الجملة بصفات "اللون والشكل" ليقوم الموديل بإكمال الوصف
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prompt = f"a photo of a {label}. the specific color and shape of this {label} are"
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generated_ids = caption_model.generate(
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pixel_values=inputs.pixel_values,
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num_beams=5,
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repetition_penalty=1.
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)
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# تنظيف النتيجة لاستخراج الوصف فقط بعد البرومبت
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if prompt in full_desc:
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visual_details = full_desc.split(prompt)[-1].strip()
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else:
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visual_details = full_desc.replace(f"a photo of a {label}", "").strip()
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integrated_results.append({
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"object_id": i + 1,
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"label": label,
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"
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})
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if not integrated_results:
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return {
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if __name__ == "__main__":
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uvicorn.run(app, host="0.0.0.0", port=7860)
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mport os
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import torch
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import io
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from fastapi import FastAPI, File, UploadFile
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from PIL import Image
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import uvicorn
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# --- 1. إعداد التطبيق والموديلات ---
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app = FastAPI(title="YOLO + GIT Large: Final Visual Description API")
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device = "cuda" if torch.cuda.is_available() else "cpu"
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MY_MODEL_PATH = 'best.pt'
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print(f"🔄 جاري التحميل على جهاز: {device}...")
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# تحميل YOLO الخاص بكِ
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try:
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detection_model = YOLO(MY_MODEL_PATH)
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print("✅ YOLO Model: Loaded successfully")
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except Exception as e:
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print(f"⚠️ YOLO Warning: Using default yolov8n.pt - {e}")
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detection_model = YOLO("yolov8n.pt")
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# تحميل موديل الوصف GIT-Large
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model_name = "microsoft/git-large"
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processor = AutoProcessor.from_pretrained(model_name)
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caption_model = AutoModelForCausalLM.from_pretrained(model_name).to(device)
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print(f"✅ Caption Model: {model_name} Loaded")
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@app.get("/")
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def home():
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return {"status": "Online", "instruction": "Use /docs to test the /analyze endpoint"}
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# --- 2. وظيفة المعالجة والتحليل ---
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@app.post("/analyze")
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async def analyze_image(file: UploadFile = File(...)):
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# قراءة الصورة
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data = await file.read()
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original_image = Image.open(io.BytesIO(data)).convert("RGB")
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# كشف الأجسام باستخدام YOLO
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results = detection_model(original_image, conf=0.25)
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integrated_results = []
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label = r.names[int(box.cls)]
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coords = box.xyxy[0].tolist()
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# قص العنصر مع هامش (Padding) 20 بكسل لرؤية الشكل واللون بوضوح
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pad = 20
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left = max(0, coords[0] - pad)
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top = max(0, coords[1] - pad)
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right = min(original_image.width, coords[2] + pad)
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bottom = min(original_image.height, coords[3] + pad)
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cropped_img = original_image.crop((left, top, right, bottom))
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# --- استراتيجية الوصف الحر (بدون برومبت نصي مقيد) ---
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# نترك الموديل يحلل الصورة بصرياً فقط
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inputs = processor(images=cropped_img, return_tensors="pt").to(device)
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generated_ids = caption_model.generate(
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pixel_values=inputs.pixel_values,
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max_length=60, # طول كافٍ لوصف اللون والشكل
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min_length=12, # إجبار الموديل على التفصيل وعدم الاختصار
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num_beams=5, # جودة عالية في اختيار الكلمات
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repetition_penalty=1.5,
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early_stopping=True
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)
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# فك التشفير للوصف الناتج
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description = processor.batch_decode(generated_ids, skip_special_tokens=True)[0]
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integrated_results.append({
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"object_id": i + 1,
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"label": label,
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"confidence": f"{float(box.conf[0]):.2f}",
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"visual_description": f"Detected {label}: {description.strip()}"
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})
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# في حال لم يتم كشف أي شيء
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if not integrated_results:
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inputs = processor(images=original_image, return_tensors="pt").to(device)
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out = caption_model.generate(pixel_values=inputs.pixel_values, max_length=50)
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general_desc = processor.batch_decode(out, skip_special_tokens=True)[0]
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return {
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"message": "No specific objects detected by YOLO.",
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"general_scene_description": general_desc
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}
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return {
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"detected_count": len(integrated_results),
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"results": integrated_results
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}
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# --- 3. تشغيل السيرفر ---
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if __name__ == "__main__":
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uvicorn.run(app, host="0.0.0.0", port=7860)
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