1. Photo watermarking mainly refers to some signs, information and websites left in modern digital photos. Some digital information is added to images, sounds and video signals to protect copyright. Of course, the addition of watermark will not affect the readability and appearance of the original document. Watermark has the following characteristics. First of all, prove that you are the original owner of this photo, or some enterprises will add their own websites and brand names to the photo to achieve the purpose of publicity.
2. Photo watermarking refers to leaving some symbols on the photo. The photo watermark is provable and imperceptible. Photos are watermarked for patent descriptions or advertisements. Of course, if you want to watermark photos, you must first understand PS technology. How to add this information to the photo will not affect the original effect of the photo.