是否有一个开源工具可以查看 pdf 文件的组件百分比?

是否有一个开源工具可以查看 pdf 文件的组件百分比?

Adobe Acrobat 优化器具有审计空间使用情况功能,可显示每种组件(例如图像、字体等)的文件大小百分比。请参阅这一页举个例子。

是否有一个开源工具可以做同样的事情?

答案1

我找到了一个可以做到这一点的程序。它是来自这个的 pdfsizeopt.py地点。我使用了命令

python pdfsizeopt.py --stats target.pdf

并得到如下输出:

info: This is pdfsizeopt.py rUNKNOWN.
info: computing statistics for PDF: target.pdf
info: PDF size is 6805076 bytes
info: stat contents_objs = 316509 bytes (5%)
info: stat font_data_objs = 147998 bytes (2%)
info: stat header = 16 bytes (0%)
info: stat image_objs = 5999532 bytes (88%)
info: stat linearized_xref = 17161 bytes (0%)
info: stat other_objs = 317204 bytes (5%)
info: stat separator_data = 27 bytes (0%)
info: stat trailer = 134 bytes (0%)
info: stat wasted_between_objs = 18 bytes (0%)
info: stat xref = 6477 bytes (0%)
info: end of stats

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