feat: ppt转图片部分功能由python代替，提高速度

.gitignore

@@ -128,3 +128,7 @@ dist
 .yarn/build-state.yml
 .yarn/install-state.gz
 .pnp.*
+
+
+# Python
+__pycache__/

config/index.js

@@ -1,8 +1,6 @@
 const config = {
     //基础公共配置
     base: {
-        // 指定要查找的目录
-        directoryPath: 'E:/商品资料汇总/商品资料(1101-1150)',
         /**
          * 图片文件夹路径
          * 1. 配置文件中inputDir为空
@@ -12,8 +10,12 @@ const config = {
          * 则直接使用inputDir作为工作目录
          */
         inputDir: '',
+        // 指定要查找的目录
+        directoryPath: 'E:/商品资料汇总/商品资料(1101-1150)',
         // 要转换的文件个数, 0表示全部转换
-        rangeNum: 15,
+        rangeNum: 20,
+        // directoryPath: 'C:/Users/Administrator/Desktop/测试',
+        // rangeNum: 3,
     },
     // 裁剪商品封面图
     cover: {

package.json

@@ -9,7 +9,8 @@
         "ppt": "node ./src/ppt_to_img.js",
         "merge": "node ./src/img_merge.js",
         "water": "node ./src/water_market.js",
-        "pptToImg": "npm run ppt && npm run merge && npm run water && npm run cover"
+        "pptToImg": "npm run ppt && npm run merge && npm run water && npm run cover",
+        "pyToImg": "npm run merge && npm run water && npm run cover"
     },
     "author": "",
     "license": "ISC",

py-src/config.py

@@ -0,0 +1,17 @@
+import os
+
+
+class Config:
+    WORK_PATH = "E:/商品资料汇总/商品资料(1101-1150)"
+    # WORK_PATH = "C:/Users/Administrator/Desktop/测试"
+
+    def get_latest_folder(base_directory):
+        folders = [
+            os.path.join(base_directory, d)
+            for d in os.listdir(base_directory)
+            if os.path.isdir(os.path.join(base_directory, d))
+        ]
+        if not folders:
+            return None
+        latest_folder = max(folders, key=os.path.getctime)  # 获取最新创建的文件夹
+        return latest_folder

py-src/del_ppt.py

@@ -1,11 +1,9 @@
 import os
-import shutil
 from pptx import Presentation
-from pptx.util import Inches
-from PIL import Image
+from config import Config
 
 # 指定包含PPT文件的文件夹
-folder_path = 'C:/Users/Administrator/Desktop/测试'
+folder_path = "C:/Users/Administrator/Desktop/测试/ppt1010"
 
 
 def del_slide(presentation, slide_index):
@@ -15,12 +13,12 @@ def del_slide(presentation, slide_index):
     :param slide_index: 索引
     :return: 被删除的幻灯片对象
     """
-
     slides = list(presentation.slides._sldIdLst)
     slide_to_delete = slides[slide_index]
     presentation.slides._sldIdLst.remove(slide_to_delete)
     return slide_to_delete  # 返回被删除的幻灯片对象
 
+
 def delete_last_slide_from_ppt(ppt_path):
     """
     从PPT中删除最后一张幻灯片
@@ -35,15 +33,17 @@ def delete_last_slide_from_ppt(ppt_path):
     else:
         print(f"pptx文件中没有幻灯片： {ppt_path}")
 
+
 def batch_delete_last_slides(directory):
     """
     批量删除每个PPT的最后一张幻灯片
     :param directory: 文件夹路径
     """
     for filename in os.listdir(directory):
-        if filename.endswith('.pptx') or filename.endswith('.ppt'):
+        if filename.endswith(".pptx") or filename.endswith(".ppt"):
             ppt_path = os.path.join(directory, filename)
             delete_last_slide_from_ppt(ppt_path)
 
+
 # 调用批量删除函数
-batch_delete_last_slides(folder_path)
+batch_delete_last_slides(Config.get_latest_folder(Config.WORK_PATH))

py-src/ppt_to_img.py

@@ -0,0 +1,55 @@
+import os
+import win32com.client
+from config import Config
+
+
+# 初始化PPT
+def init_powerpoint():
+    powerpoint = win32com.client.Dispatch("PowerPoint.Application")
+    powerpoint.Visible = 1
+    return powerpoint
+
+
+# PPT转png
+def ppt2png(pptFileName, downLoad_path, powerpoint):
+    try:
+        ppt_path = os.path.abspath(pptFileName)
+        ppt = powerpoint.Presentations.Open(ppt_path)
+
+        # 保存为图片
+        img_path = os.path.abspath(downLoad_path + ".png")
+        ppt.SaveAs(img_path, 18)  # 18 为 PNG 格式
+
+        # 关闭打开的ppt文件
+        ppt.Close()
+    except Exception as e:
+        print(f"PPT转png失败: {pptFileName}")
+    else:
+        print("PPT转png成功", pptFileName)
+
+
+# 批量转换PPT文件
+def batch_convert_ppt_to_png(directory, output_directory):
+    powerpoint = init_powerpoint()
+
+    # 遍历指定目录中的所有PPT和PPTX文件
+    for filename in os.listdir(directory):
+        if filename.endswith(".ppt") or filename.endswith(".pptx"):
+            pptFileName = os.path.join(directory, filename)
+            downLoad_path = os.path.join(
+                output_directory, os.path.splitext(filename)[0]
+            )  # 不带扩展名的文件名
+            ppt2png(pptFileName, downLoad_path, powerpoint)
+
+    powerpoint.Quit()  # 退出PowerPoint
+
+
+# 示例用法
+if __name__ == "__main__":
+    # 获取最新创建的文件夹
+    input_directory = Config.get_latest_folder(Config.WORK_PATH)
+    # 设置输出目录为 input_directory/img
+    output_directory = os.path.join(input_directory, "img")
+    # 创建输出文件夹
+    os.makedirs(output_directory, exist_ok=True)
+    batch_convert_ppt_to_png(input_directory, output_directory)

src/img_merge.js

@@ -91,8 +91,8 @@ fs.readdirSync(merageImgDir, { withFileTypes: true }).forEach((imgDir) => {
         });
         const sortImagePaths = imagePaths.sort((a, b) => {
             // 提取数字部分
-            const numA = parseInt(a.match(/slide_(\d+)\.png/)[1], 10);
-            const numB = parseInt(b.match(/slide_(\d+)\.png/)[1], 10);
+            const numA = parseInt(a.match(/幻灯片(\d+)\.png/)[1], 10);
+            const numB = parseInt(b.match(/幻灯片(\d+)\.png/)[1], 10);
 
             return numA - numB; // 按数字排序
         });

src/ppt_to_img.js

@@ -38,7 +38,7 @@ const convertPdfToImg = (inputDir, file) => {
         fs.mkdirSync(imgItemDir);
     }
 
-    const imageOutputPath = path.join(imgItemDir, 'slide_%d.png');
+    const imageOutputPath = path.join(imgItemDir, '幻灯片%d.png');
     const imgCmd = `magick -density 72 "${inputDir}" "${imageOutputPath}"`;
     console.log(imgCmd);
     execSync(imgCmd);