多价的“信息工具” 可能是您的问题的答案:
多价是一个Java应用程序，跨平台
下载链接(带有工具的最新免费版本-托管在sourceforge上的构建不再具有pdf工具，只有pdf查看器，因此请不要从sourceforge下载)
https://rg.to/file/c6bd7f31bf8885bcaa69b50ffab7e355/Multivalent20060102.jar.html 用:
java -cp /pathto/Multivalent.jar tool.pdf.Info -all file.pdf
输出将如下所示:
Filename: file.pdf
Creator: Writer
Producer: OpenOffice.org 2.4
Created: Tue Dec 11 23:08:16 GMT-08:00 2007
Page count: 51
PDF version: 1.4
image: object 11, 948x945, raw samples, depth = 8, colorspace = DeviceRGB, length = 9354
image: object 12, 948x945, raw samples, depth = 1, length = 4780
anno: page 2, object 7, Link, bounds 257.0x15.0@(34.0,50.0)
anno: page 2, object 8, Link, bounds 154.0x15.0@(79.0,20.0)
anno: page 6, object 19, Link, bounds 5.0x15.0@(318.0,514.0)
anno: page 7, object 22, Link, bounds 5.0x15.0@(170.0,415.0)
anno: page 16, object 41, Link, bounds 5.0x12.0@(97.0,241.0)
anno: page 17, object 44, Link, bounds 5.0x15.0@(196.0,413.0)
anno: page 18, object 47, Link, bounds 5.0x15.0@(106.0,444.0)
anno: page 20, object 52, Link, bounds 5.0x15.0@(129.0,557.0)
anno: page 25, object 63, Link, bounds 5.0x12.0@(353.0,531.0)
anno: page 28, object 70, Link, bounds 5.0x12.0@(117.0,194.0)
anno: page 30, object 75, Link, bounds 5.0x12.0@(303.0,104.0)
anno: page 31, object 78, Link, bounds 8.0x12.0@(172.0,404.0)
anno: page 32, object 81, Link, bounds 8.0x12.0@(278.0,530.0)
anno: page 38, object 94, Link, bounds 9.0x15.0@(206.0,118.0)
anno: page 45, object 109, Link, bounds 8.0x12.0@(151.0,541.0)
FONT NAME TYPE ENCODING EMB SUB UNI OBJ#
Arial-BoldMT TrueType <intrinsic> Y Y Y 145
LiberationSerif TrueType <intrinsic> Y Y Y 129
LiberationSerif-Bold TrueType <intrinsic> Y Y Y 133
LiberationSerif-Italic TrueType <intrinsic> Y Y Y 137
MgOpenCanonica TrueType <intrinsic> Y Y Y 125
NimbusRomanNo9L-Regu TrueType <intrinsic> Y Y Y 141
149 objects
6 fonts: 6 TrueType 6 embedded [LUJTAY+MgOpenCanonica, QOVDSH+LiberationSerif, DSGAAE+LiberationSerif-Bold, OOGVDN+LiberationSerif-Italic, PZMJGN+NimbusRomanNo9L-Regu, FRAGCC+Arial-BoldMT]
2 images
15 annotations: 15 hyperlinks
(51 pages) Content streams command usage: w 51 q 4502 Q 4502 cm 1 re 75 f* 24 n 51 W* 51 BT 4450 ET 4450 Tf 4450 Td 4450 Tj 1589 TJ 2861 rg 4467 Do 1