推荐回答(4个)
PSD格式(*.PSD)
Photoshop默认格式,是唯一支持PS全部图象色彩的模式的文件格式,除此之外,它还支持网络,通道,图层等其他功能.
BMP格式(*.BMP)
是最常见的位图格式,也是最通用的图象文件格式,是WIN系统的标准图象文件格式,它支持RGB,索引颜色,灰度和位图颜色模式,但不支持Alpha通道.
EPS格式(*.EPS)
支持Lab,CMYK,RGB,索引颜色,双色调,灰度和位图颜色模式,但不支持Alpha通道.
EPS格式一种通用的行业标准格式,它可以同时包含矢量图形和位图图形,几乎所有的图形和页面排版程序都支持该格式,因此,EPS格式常用于在应用程序之间传递图片,利用EPS格式的特点,我们可以在几种软件中对图象进行处理,充分利用各种软件的长处,使图象达到理想效果.
EPS格式适用于印刷输出.
TIF格式(*.TIF)
这种格式虽体积大,但图象质量好,支持RGB.CMYK.索引.Lab,位图和灰度的色彩模式,并在RGB,CMYK和灰度3种色彩模式中支持Alpha通道操作,压缩格式为1-24pit.(1pit=2的1次方=2X2)
TIF格式是一种灵活的位图图象格式,几乎所有格式,几乎所有桌面扫描仪都可以生成TIF图象.因此TIF格式常用于应用程序之间和计算机平台之间交换图象文件.
注:PS可以在TIF格式的文件中存储图层,注释,透明度.
JPEG格式(*.JPG)
这种格式压缩比可大可小,支持CMYK,RGB和灰度的色彩模式.但不支持Alpha通道,使用JPG格式保存的图象经过高倍率压缩,图象文件变得比较小,但用此格式.主要用于图象预览及超文本文档.
GIF格式(*.GIF)
支持索引颜色,图形和图象,但最多只有256种颜色,且不支持Alpha通道,GIF也支持LZW压缩方法.GIF格式文件较小,有利于网络传输,它是Internet上常用的一种图象文件格式,网页上见到的图片多是GIF格式和JPG格式的,GIF格式与JPG格式相比,优势在于可以保存动画效果.
PDF格式(*.PDF)
支持RGB,CMYK,索引颜色.灰度.位图和Lab颜色模式,不支持Alhpa通道,它被用于Adobe Aarobat电子出版软件,
PDF格式是一种灵活的,跨平台的,跨应用程序的文件格式.它可以精确的显示和保存字体,页面版式以及矢量和位图图形,而且还包含电子文档搜索和导航功能.
注:1.使用PS的"存储为"命令何以创建PDF格式的文件,称为Photoshop PDF文件,Photoshop PDF文件支持PS的所有颜色模式和功能,还支持JPG和zip压缩,并且还可以只包含单个图象.
2.使用PS以外的应用程序(如:Adobe Aarobat和Adobe Illustrator)也可以创建PDF格式的文件.称为Generic PDF文件,Generic PDF文件可以包含多个页面和图象,PS可以打开这两种类型的PDF文件,但是打开Generic PDF文件时,PS将栅格化图形,并且只能将图象存储为Photoshop PDF格式
基本的图片格式都可以。常用的PSD CR2 NEF PNG JPG其他我估计你也不太用得到吧
你随便建个文件,然后另存为,那个下拉框的文件格式就是PHOTOSHOP所支持的处理格式、
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