华丽合成风景壁纸 – 电脑合成风景

📐 瀑布流

与过去的胶片暗房相比，数字后期的处理要方便得多，效果也要好得多。胶片在暗房时要靠显影、定影的时间和曝光的时间的长短来把握照片的明暗，如果要处理部分的明暗，就是在冲扩时对部分相纸进行遮挡。而数码后期，就可以动动鼠标就解决了。目前进行数码后期调整的软件有很多，但是用得比较广泛的、比较好用的应该还是photoshop，简称PS。虽然有一些象“光影魔术手”之类的傻瓜调整软件，但是与PS相比，功能要弱得多。PS功能的强大应该说可以达到“只有想不到，没有做不到”的效果。 Photo manipulation is the technique of modifying a photographic image by either analog or digital means. In digital manipulation, photographs are usually taken with a digital camera and input directly into a computer. If a digital camera is not available, a printed photograph may be digitized using a scanner. Photos can also be obtained from stock photography databases. With the advent of computers, graphics tablets, and digital cameras, the term photo manipulation encompasses everything that can be done to a photo in a darkroom or on a computer. A photo manipul