watermark picture generation device and method

The invention provides a watermark image generation device and method. The device comprises an image acquisition module, an image region division module, a gray value acquisition module, a variance calculation module, a watermark acquisition module, a watermark parameter setting module, a watermark adding module, a storage module, an output module and a watermark adding confirmation module. According to the method, the problems that the watermark can only be added to a fixed position in a picture, so that part of important content is covered and the watermark is easy to remove are solved, andthe effect of improving the user experience is further achieved; Firstly, the watermark adding position in the picture is acquired, and then the parameters of the watermark are set according to the picture and the parameters of the watermark adding position, so that the watermark is well matched with the picture, the picture can be identified, and the visual effect of the picture is not influenced. 本发明提供种水印图片生成装置及方法，装置包括图