66 lines
2.7 KiB
Python
66 lines
2.7 KiB
Python
import io
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import json
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import logging
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import time
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from PIL import ImageEnhance
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from fastapi import APIRouter, HTTPException
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from app.schemas.brighten import BrightenModel
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from app.schemas.response_template import ResponseModel
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from app.service.utils.oss_client import oss_get_image, oss_upload_image
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router = APIRouter()
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logger = logging.getLogger()
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def increase_brightness(img, factor):
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enhancer = ImageEnhance.Brightness(img)
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bright_img = enhancer.enhance(factor)
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return bright_img
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@router.post("/brighten")
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async def brighten(request_item: BrightenModel):
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"""
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创建一个具有以下参数的请求体:
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- **image_url**: 提亮图片url
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- **brighten_value**: 提高亮度的比重 亮度因子 1.0 表示原始亮度，1.5 表示增加 50% 的亮度
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- **brighten_bucket**: 结果图保存的bucket
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- **brighten_name**: 结果图保存的object name
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示例参数：
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{
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"image_url": "aida-users/89/relight_image/3850e17b-3efd-4597-90ef-2a7bcd1a1a0b-0-89.png",
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"brighten_value": 1.5,
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"brighten_bucket": "test",
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"brighten_name": "12341556-89.jpg"
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}
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"""
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try:
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start_time = time.time()
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logger.info(f"brighten request item is : @@@@@@:{json.dumps(request_item.dict())}")
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image = oss_get_image(bucket=request_item.image_url.split('/')[0], object_name=request_item.image_url[request_item.image_url.find('/') + 1:], data_type="PIL")
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new_image = increase_brightness(image, request_item.brighten_value)
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image_data = io.BytesIO()
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new_image.save(image_data, format='PNG')
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image_data.seek(0)
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image_bytes = image_data.read()
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req = oss_upload_image(bucket=request_item.brighten_bucket, object_name=request_item.brighten_name, image_bytes=image_bytes)
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brighten_url = f"{req.bucket_name}/{req.object_name}"
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logger.info(f"run time is : {time.time() - start_time}")
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except Exception as e:
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logger.warning(f"brighten Run Exception @@@@@@:{e}")
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raise HTTPException(status_code=404, detail=str(e))
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return ResponseModel(data=brighten_url)
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if __name__ == '__main__':
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request_item = BrightenModel(image_url="aida-users/89/relight_image/3850e17b-3efd-4597-90ef-2a7bcd1a1a0b-0-89.png",
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brighten_value=1.5,
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brighten_bucket="test",
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brighten_name="12341556-89.png")
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image = oss_get_image(bucket=request_item.image_url.split('/')[0], object_name=request_item.image_url[request_item.image_url.find('/') + 1:], data_type="PIL")
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new_image = increase_brightness(image, request_item.brighten_value)
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new_image.show()
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