Everything you need to know about the

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The main interest is therefore to reduce the storage size by a factor of , without this being visible to the naked eye by a non-professional. JPG is therefore widely used on the web to reduce loading times without affecting the quality of visual content, but also by amateur photographers. They can keep thousands of photos on their Smartphone without exceeding its storage capacity, thanks to the efficiency of the JPEG compression algorithm.


The disadvantages of JPG Although the loss in  quality is reduced during JPG compression, it is nevertheless present. JPG quality is therefore rarely sufficient for professional photographers, printers, or all graphic design professionals. Likewise, the JPG format is not suitable for text. The loss of quality can be damaging to the finest characters, which then appear blurry, and can even become unreadable.





Everything you need to know about the PDF format Also created in , PDF (Portable Document Format) quickly established itself as the standard for all things digital documentation. In principle, it transcribes texts and images on a computer as faithfully as on paper, retaining the layout, structure, shapes and colors without any alteration. It is therefore a faithful copy of the original document. The advantages of PDF Its universal use is the greatest advantage of the PDF format. But if he obtained this position, it is not by chance.