cho dù bạn đang chỉnh sửa một chuỗi các đoạn phim trong Adobe Premiere Pro , thay đổi một thành phần trong After Effects, tinh chỉnh một dự án trong Encore, hoặc âm thanh ngọt trong Soundbooth "trong thế giới Final Cut, chúng tôi đi vòng theo hai cách khác nhau: Mở biên tập hoặc Gửi. Mở biên tập được sử dụng, ví dụ, để | 148 Chapter 6 WORKING WITH STILLS Essentially interlacing means that the vertical resolution of our image is instantly cut in half because we are only seeing half the image at any given instant. The result of using fields is that we have even less image data to work with. Thin lines flicker wildly because they are in one field and not the other. Curved lines look even more stair-stepped. A moving object has weird horizontal lines radiating out from each edge that you can see on the computer but not on the video monitor. Figure Interlacing is only displayed when the Final Cut Viewer or Canvas are set to 100 . See the horizontal lines radiating from her rapidly moving arms. Final Cut Pro suppresses displaying interlace lines unless you show your image at 100 size in either the Canvas or the Viewer. Figure illustrates what interlacing looks like see the horizontal interlace lines radiating from her arms. Video Gamma Is Different from Computer Gamma Have you ever noticed that stills exported from Final Cut look darker than you expected This is because the mid-tone gray level called gamma is not the same for your Mac and video. Each uses a different gamma setting. The standard gamma for the Mac is . The standard gamma for video is which is darker than . You can compensate by loading your stills into PhotoShop and setting the Chapter 6 WORKING WITH STILLS 149 Color Profile to SDTV NTSC for NTSC video SDTV PAL for PAL video or HDTV Rec. 709 for HD video. However don t change the gamma setting on stills you want to reimport into your Final Cut Pro project or they won t match your existing footage. Note these differences in gamma are fixed in Snow Leopard. TV White Is Actually Gray Video was invented in an analog world computers are digital. Consequently they don t use the same black-and-white points. Digital black is displayed at 0 on Final Cut Pro s Waveform monitor. Digital white is displayed at 109 . However digital black to white is too great a .
