tailieunhanh - Photoshop cs5 cho nhiếp ảnh gia part 1

Bước đầu tiên trong nhiếp ảnh kỹ thuật số là để tạo ra hình ảnh tốt nhất có thể trong lĩnh vực này. Bước thứ hai là để tối ưu hóa mà nắm bắt và sử dụng phần mềm để trình bày những hình ảnh cuối cùng trong cách tốt nhất có thể. Nhiếp ảnh kỹ thuật số đòi hỏi phải gồm một số khái niệm và kỹ thuật, thêm vào các công cụ chụp ảnh truyền thống. | Thinking Digitally 1 The first step in digital photography is to create the best possible picture in the field. The second step is to optimize that capture and use software to present the final image in the best possible way. Digital photography requires embracing certain concepts and techniques in addition to the traditional photographic tools. The better your photographic techniques and the more efficient your digital workflow the less time you ll spend on the computer doing mundane tasks and fixing mistakes. Similarly knowing the capabilities of the digital darkroom will enable you to capture images that you can optimize to portray whatever you envision. This chapter covers some of the basic digital concepts you need to consider while in the field as well as some common digital concerns. 1 THINKING DIGITALLY Chapter Contents Photographic Techniques Choosing RAW versus JPEG Understanding Histograms Exposure White Balance in Nature Photography Color Management Photographing Images to Composite Later Aperture and Lightroom Storage Considerations 2 CHAPTER 1 THINKING DIGITALLY Photographic Techniques With the advent of digital photography some people erroneously thought that they didn t need to be as conscientious in the field they assumed they could fix the image in Photoshop. In fact nothing could be more harmful to the quality of your images than to be sloppy in the field with plans to fix the images later. Whether digital or film the basics of photography remain the same. You still have to do everything possible to take the best pictures you can in the field. That way you can devote the time you spend at your computer to optimizing images and being creative rather than trying to compensate for mistakes you made while taking the pictures. Using Photoshop in conjunction with good photographic techniques will enable you to create images that are closer to what you envision than was ever possible in the past. With digital cameras you still need to use most of your .