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Apache PDFBox 2.0.9发布,Java的PDF处理类库

发布时间:2018-03-25 08:19:08来源:红联作者:baihuo
Apache PDFBox 2.0.9 已发布,Apache PDFBox 库是一个开源的用于处理 PDF 文档的 Java 工具。

这是针对 2.0.8 版本的增量修补发行版,包含一些修复和小改进,主要包括:

[PDFBOX-1848] Time Stamp Document Level Sigature

[PDFBOX-2092] Very slow rendering of scanned document

[PDFBOX-3340] Image decoded twice without a real need

[PDFBOX-3984] Add validation data of signer to document

[PDFBOX-3992] Implement show text with positioning operator (TJ)

[PDFBOX-3998] Inform the user when not using KCMS with jdk8 or higher + set KCMS

in cli

[PDFBOX-4020] Into existing signature embedded signed timestamp for validation

[PDFBOX-4022] Cache ColorSpace instances in PDColorSpace.java

[PDFBOX-4024] YCbCr JPEGs not implemented

[PDFBOX-4025] Other page sizes than US Letter should be selectable in TextToPDF

[PDFBOX-4040] Get/set Viewports in PDPage

[PDFBOX-4119] KCMS takes too much time

[PDFBOX-4121] (-Dorg.apache.pdfbox.rendering.UsePureJavaCMYKConversion=true)

takes much time

[PDFBOX-4137] Allow subsampled/downscaled rendering of images, and rendering

subimages

[PDFBOX-4139] Optimize memory footprint of CID mappings within CMaps

[PDFBOX-4142] Don't use md5 checksum due to changes to the release distribuition

policy

[PDFBOX-4150] Optimize clipping text rendering modes

并带来了以下特性:

[PDFBOX-3198] Visible Signature N2 layer / Support signature with text

[PDFBOX-4106] Vertical text creation

[PDFBOX-4117] Implement GoToE action-type

下载地址:

http://pdfbox.apache.org/download.cgi

来自:开源中国社区
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