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特殊的PDF导出图像出错 #178

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ilcpm opened this issue Aug 17, 2023 · 2 comments
Closed

特殊的PDF导出图像出错 #178

ilcpm opened this issue Aug 17, 2023 · 2 comments
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@wmjordan
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取图 提取图片 缺陷 Something isn't working

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@ilcpm
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ilcpm commented Aug 17, 2023 •
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pdf_1.pdf
对该PDF文件使用“提取图片”功能时，提取出的图片看起来像是加了滤镜一样，还少了很多内容（对图片色彩空间什么的不了解，只能描述现象）

提取的速度很慢，看起来是程序在进行图片的格式转换，用高级功能里面的查看结构看了一下，好像这个文档的结构很复杂，里面的图片似乎分成了两层来处理，在pages里面看到的图片正好就是导出图像的时候缺少的内容
@ilcpm ilcpm changed the title 特殊的PDF导出图像时疑似色彩空间错误 特殊的PDF导出图像出错 Aug 17, 2023
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ilcpm commented Aug 17, 2023

这是使用PDF结构查探看到的图片，相当于是透明的文字层
image

这是使用导出图像功能导出的图片，相当于是背景图像
image

@wmjordan
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收到，等有空研究一下

@wmjordan wmjordan self-assigned this Aug 30, 2023
@wmjordan wmjordan added 缺陷 Something isn't working 取图 提取图片 labels Aug 30, 2023
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