#pptx模块安装：pip install python-pptx
import os
from PIL import Image, ImageOps
from pptx import Presentation
from pptx.util import Inches, Pt, Cm
#裁剪图片白边
def crop_margin(img_fileobj, out, padding=(0, 0, 0, 0)):
image = Image.open(img_fileobj).convert('RGB')
ivt_image = ImageOps.invert(image)
bbox = ivt_image.getbbox()
left = bbox[0] - padding[0]
top = bbox[1] - padding[1]
right = bbox[2] + padding[2]
bottom = bbox[3] + padding[3]
cropped_image = image.crop([left, top, right, bottom])
cropped_image.save(out)
return
#生成空白页
def new_page(prs, SLD_LAYOUT_TITLE_AND_CONTENT = 6):
slide_layout = prs.slide_layouts[SLD_LAYOUT_TITLE_AND_CONTENT]
slide = prs.slides.add_slide(slide_layout)
return slide
#按照预设版式添加图片
def Add_pic(slide, img, img_left, img_top, img_height):
img_path = img
left = Cm(img_left)
top = Cm(img_top)
pic = slide.shapes.add_picture(img_path, left, top, height=Cm(img_height))
#主程序代码
if __name__ == "__main__":
prs = Presentation() # 新建ppt
prs.slide_width = Cm(33.867) # 调整页面大小
prs.slide_height = Cm(19.05)
imagePath = r'C:\Users\Administrator\Desktop\aaa'
imgs = os.listdir(imagePath)
imgs.sort()
imgs_list = [os.path.join(imagePath, i) for i in imgs if i[-4:] == '.png']
for ith,img in enumerate(imgs_list):
crop_margin(img, img) #切除图片白边
print(ith, img)
res = ith % 16 # 这里以一页ppt放16张图为例，获取图片序号
if res == 0: slide = new_page(prs) # 如果是第一张图，则新建空白页
# 指定每一张图的位置信息（可以先手动贴图获取 ）
if res in [0, 4, 8, 12]: img_left = 0.12 #第一列
if res in [1, 5, 9, 13]: img_left = 8.47 #第二列
if res in [2, 6, 10, 14]: img_left = 16.94 #第三列
if res in [3, 7, 11, 15]: img_left = 25.38
if res in [ 0, 1, 2, 3]: img_top = 0.05 #第一行
if res in [ 4, 5, 6, 7]: img_top = 4.64
if res in [ 8, 9, 10, 11]: img_top = 9.25
if res in [12, 13, 14, 15]: img_top = 13.91
Add_pic(slide, img, img_left, img_top, 5) # 贴图
prs.save(imagePath+'/pic.pptx') # 保存ppt
