What does the storage format in photoshop mean?

The format of ps saved pictures is PSD by default, and it can also be saved in other common picture formats, such as BMP format, gif format, eps format, IFF format, JPEG format, etc.

PSD is a special format of Photoshop. PSD files can be stored in RGB or CMYK mode, and the number of colors can be customized and stored. It can also store Photoshop layers, channels, paths and other information. Is the only format that can support all image color modes at present.

BMP format is the standard image file format in Windows operating system, which is rich in image information and difficult to compress, so it takes up a lot of memory space. Graphics and image software running in Windows environment all support BMP image format.

GIF format: GIF is the abbreviation of image exchange format, which was proposed by CompuServe Company of the United States in 1987. GIF has an image compression ratio of about 50%, and can store multiple images at the same time, which is usually used for simple animation.

EPS format is a common industry standard format, which contains both pixel information and vector diagram information. It can be used in MAC and PC environments. However, it needs to occupy a lot of memory. If you only need to save images, it is best not to use EPS format.

IFF format: A portable format, which is mostly used in Amiga platform. It can be used to store files with various extensions, such as sound, music, pictures, videos and texts. IFF format files can be opened in ps, maya and other software, or by downloading some specific software.

JPEG format: The most commonly used and universal picture format. Media browsing and small-size printing are the first choice, which is not conducive to compression and is easy to cause data loss in images. Because JPEG images are small in size and fast to download, various browsers support this image format.

PNG: High-definition transparent background file, which is the preferred format for making image materials.

Baidu encyclopedia -PSD format

Baidu Encyclopedia-Picture Format

Baidu Encyclopedia-Picture Format