Python进行PDF转图片
pdfplumber的可视化调试
使用pdfplumber这个Python工具库，pdfplumber基于pdfminer.six 。
使用pdfplumber进行PDF转图片 ， 简单快捷 。同时pdfplumber还提供可视化的PDF内容提取调试支持，如上图 。
import pdfplumberpdf = pdfplumber.open("ccf-2019.pdf")for i, page in enumerate(pdf.pages):page.to_image(resolution=150).save('{}.png'.format(i))Linux上进行PDF转图片
Linux上使用pdftoppm命令行工具可以方便进行PDF转图片 ， pdftoppm属于poppler-utils包 。安装：
sudo apt install poppler-utils使用：
pdftoppm -png demo.pdf <图片名>pdftoppm提供许多配置选项，比如crop剪切图片、缩放、分辨率、打印页数等等 。
【Python—PDF转图片】
Usage: pdftoppm [options] [PDF-file [PPM-file-prefix]]-f : first page to print-l : last page to print-o: print only odd pages-e: print only even pages-singlefile: write only the first page and do not add digits-r : resolution, in DPI (default is 150)-rx : X resolution, in DPI (default is 150)-ry : Y resolution, in DPI (default is 150)-scale-to : scales each page to fit within scale-to*scale-to pixel box-scale-to-x : scales each page horizontally to fit in scale-to-x pixels-scale-to-y : scales each page vertically to fit in scale-to-y pixels-x : x-coordinate of the crop area top left corner-y : y-coordinate of the crop area top left corner-W : width of crop area in pixels (default is 0)-H : height of crop area in pixels (default is 0)-sz : size of crop square in pixels (sets W and H)-cropbox: use the crop box rather than media box-mono: generate a monochrome PBM file-gray: generate a grayscale PGM file-png: generate a PNG file-jpeg: generate a JPEG file-jpegopt: jpeg options, with format =[,=]*-tiff: generate a TIFF file-tiffcompression : set TIFF compression: none, packbits, jpeg, lzw, deflate-freetype: enable FreeType font rasterizer: yes, no-thinlinemode: set thin line mode: none, solid, shape. Default: none-aa: enable font anti-aliasing: yes, no-aaVector: enable vector anti-aliasing: yes, no-opw: owner password (for encrypted files)-upw: user password (for encrypted files)-q: don't print any messages or errors