用coreldraw12画图,导出的jpg格式图片改变大小后模糊不清,怎样使图片能在不同比例下清晰显示?

2024-12-04 06:02:56
推荐回答(3个)
回答1:

输出时可将输出质量设为100%无损输出,如果要用到印刷,请确保你的尺寸大小和印刷尺寸匹配。图片改变大小模糊,是因为jpg图片由相素组成,图片尺寸缩小,系统会自动丢一部分相素去匹配尺寸。图片放大,系统也会自动加一部相素去匹配,所以对于jpg尽量出大图,可以减少模糊情况。

jpg全名是JPEG。JPEG图片以 24 位颜色存储单个位图。JPEG 是与平台无关的格式,支持最高级别的压缩,不过,这种压缩是有损耗的。渐近式 JPEG 文件支持交错。

回答2:

在右上角的轮廓画笔对话框编辑细线的宽度

回答3:

图片有位图和矢量图之说,你在CRD里面可以随便放大放小仍然清晰,因为CRD本身就是矢量图制作软件,但是你导出之后就成了位图了,位图是由很小的像素块组成的,你导出的时候选择多大的尺寸决定了你这张图片有多少像素,你放大之后同样的视觉范围像素数却变少了,当然会不清晰。
所以要想要使用图片的话,导出的时候尽量选择大一点的尺寸吧。

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