55 lines
2.0 KiB
Python
55 lines
2.0 KiB
Python
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# # -*- coding: UTF-8 -*-
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# # 开发人员：萌狼蓝天
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# # 博客：Https://mllt.cc
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# # 笔记：Https://cnblogs.com/mllt
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# # 哔哩哔哩/微信公众号：萌狼蓝天
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# # 开发时间：2022/10/21
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# import urllib.parse as parse
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#
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# import cv2 as cv
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# from PIL import Image
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# import numpy as np
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# import os
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# def zipJPG(img,level,outpath):
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# img = parse.unquote(img)
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# outpath=parse.unquote(outpath)
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# print(img)
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# img=img.replace("%20"," ")
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# outpath = outpath.replace("%20", " ")
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# print(img)
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# img = Image.open(img) # 避免P模式图片造成异常
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# # print(img.mode)
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# # 转换图片模式为RGB
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# img = img.convert("RGB")
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# img = cv.cvtColor(np.asarray(img), cv.COLOR_RGB2BGR)
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# # 转换为np数组
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# # [1]cv.IMREAD_COLOR：加载彩色图像，任何图像的透明度都会被忽略，它是默认标志
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# # [0]cv.IMREAD_GRAYSCALE：以灰度模式加载图像
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# # [-1]cv.IMREAD_UNCHANGED：加载图像，包括 alpha 通道
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# try:
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# level=int(level)
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# except:
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# return "ERROR-IMG-ZIP-JPG-LEVEL"
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# if level>100:
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# level=100
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# if level<0:
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# level=0
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# try:
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# cv.imwrite("./temp.jpg",img,[cv.IMWRITE_JPEG_QUALITY,level])
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# img = Image.open("temp.jpg")
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# img.save(outpath)
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# if(os.path.exists(outpath)):
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# return outpath
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# else:
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# return "ERROR-IMG-ZIP-JPG-WRITE"
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# except Exception as e:
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# print(e)
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# return "ERROR-IMG-ZIP-JPG-DEAL"
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# # 对于JPEG格式的图片，这个参数表示从0 - 100的图片质量(CV_IMWRITE_JPEG_QUALITY), 默认值是95.
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# #
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# # 对于PNG格式的图片，这个参数表示压缩级别(CV_IMWRITE_PNG_COMPRESSION)从0 - 9.较高的值意味着更小的尺寸和更长的压缩时间而默认值是3.
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# #
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# # 对于PPM，PGM或PBM格式的图片，这个参数表示一个二进制格式标志(CV_IMWRITE_PXM_BINARY)，取值为0或1，而默认值为1.
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# # 判断文件是否存在，存在则返回成功，失败则返回失败
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#
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