How many common image formats are used in graphic design?

1.JPG

JPG format pictures, also known as JPEG format, is one of the most common through the picture format, this picture of the picture format is very small, easy for students to use and storage, but there is another drawback that develops along with it is the quality of life management is not good, because the memory is small, it is inevitable to analyze the picture as well as the quality aspects of the analysis of the compression, which will be on the image processing data structure damage, if it is a picture, the JPG format will make the Picture details are lost, convert scanned pdf to word text rtf online so the JPG format is commonly used in the picture quality control requirements are not too high occasions, if we are not their own professional and technical staff and special education needs, basically to meet the daily work of the enterprise to use.

2. PNG

Png format pictures, also known as portable network diagram, compared to the jpg format, png format pictures can retain more picture details, support for high-level lossless compression, support for interlacing, the most critical is also the most commonly used, png format pictures support transparent background, that is, alpha channel transparency. What does it mean, when you want to insert a picture in word, only want the main body, do not want the background, then we can use ps and other tools to key out the background, and then saved as png format, so that the background is transparent, even if the cover in the text, but also will not erase the text, a lot of partners initially learn the ps, and found that keyed out of the background of the picture is not transparent, but the white,combine jpg to pdf converter it is likely that is that you save the image format as jpg, jpg is not recognize the transparent background. png image of the shortcomings of memory, some old versions of the browser can not open.

3.raw

Raw format pictures in English means untreated, that is, the degree of reduction is very high, retaining a lot of picture details. Some friends download some portrait pictures from the Internet when they are peeling, and they always feel that there is no skin texture after peeling. This is because the original details of the picture you downloaded have been lost (of course, also related to the skinning process,convert scanned pdf to word text rtf online,jpg to pdf converter and combine,combine jpg to pdf converter later will talk about portrait skinning in detail). So friends want to refine the picture in the future, when taking pictures must remember to choose a lossless format.

4. GIF

GIF format is a kind of animation format, friends in the web page to see funny GIF is GIF format pictures, GIF pictures of memory is usually very large, and the picture is not very clear,jpg to pdf converter and combine so do not have to force, this format is generally not used.

The common picture format is the above, other formats will not be described one by one.