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Update ocr_engine.py
Browse files- ocr_engine.py +19 -13
ocr_engine.py
CHANGED
@@ -9,24 +9,30 @@ model = VisionEncoderDecoderModel.from_pretrained("microsoft/trocr-base-stage1")
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def extract_weight(image: Image.Image) -> str:
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image = image.convert("RGB")
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pixel_values = processor(images=image, return_tensors="pt").pixel_values
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generated_ids = model.generate(pixel_values)
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full_text = processor.batch_decode(generated_ids, skip_special_tokens=True)[0]
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#
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#
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if "kg" in full_text_lower.replace(" ", ""):
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unit = "kg"
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elif "g" in full_text_lower.replace(" ", "") or "gram" in full_text_lower:
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unit = "grams"
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else:
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unit = "grams" # default
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# Extract number using regex
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match = re.search(r"(\d+(\.\d+)?)", full_text)
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if match:
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weight = match.group(1)
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return f"{weight} {unit}"
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else:
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return "No valid weight detected"
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def extract_weight(image: Image.Image) -> str:
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image = image.convert("RGB")
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pixel_values = processor(images=image, return_tensors="pt").pixel_values
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generated_ids = model.generate(pixel_values, max_length=20)
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full_text = processor.batch_decode(generated_ids, skip_special_tokens=True)[0]
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# For debugging (optional):
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print("OCR Output:", full_text)
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# Extract number (weight)
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match = re.search(r"(\d+(\.\d+)?)", full_text)
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if match:
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weight = match.group(1)
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else:
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return "No valid weight detected"
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# Detect unit — smarter match
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text_lower = full_text.lower().replace(" ", "")
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if any(unit in text_lower for unit in ["kg", "kgs", "kilogram", "kilo", "k.g"]):
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unit = "kg"
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elif any(unit in text_lower for unit in ["g", "gram", "grams"]):
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unit = "grams"
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else:
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# Smart fallback: use value
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if float(weight) >= 5:
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unit = "kg"
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else:
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unit = "grams"
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return f"{weight} {unit}"
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