使用python批量裁剪图片大小
原图是这样的,从数据库导出来发现右半边有问题,把图片右边的去掉。Ubuntu系统,python作为一种批处理工具是非常可行有用的。
#coding:utf-8
import os
import cv2
def ChangeFileName(path,Qianzui,Houzui):#, dist, pos_or_neg
filelist = os.listdir(path)
# print("filelist:",filelist)
count=0
for file in filelist:
print(file)
for file in filelist:
Olddir=os.path.join(path,file)
if os.path.isdir(Olddir):
continue
filename=os.path.splitext(file)[0]
filetype=os.path.splitext(file)[1]
Newdir=os.path.join(path,Qianzui+str(count).zfill(1)+Houzui+filetype)
os.rename(Olddir,Newdir)
count+=1
def cutPicture():
filelist = os.listdir(path)
"""简化版,读到文件名之后不保存,立即进行操作"""
count=7
for file in filelist:
print(file)
for file in filelist: # 文件遍历
line = path+ '/'+ file
print(line)
image = cv2.imread(line) # 读取文件名对应的图片
cropImg = image[0:288,0:360] # 裁剪 # 先y范围,后x范围,每个的第三个为采样步长
cv2.imwrite("image1/" + str(count).zfill(1) + ".jpg", cropImg) # 保存
count+=1
path = "/home/lid/share/cannypicture/image"
cutPicture()
#ChangeFileName(path + "/image","jpg","") # 你的路径, 前缀,后缀
#ChangeFileName(path + "/com","jpg","")
#ChangeFileName(path + "/banzi","banzi","")
最终效果




