{"slug":"acr-effects-panel","title":"后期不可不知的工具 - ACR效果面板","author":"Thomas看看世界","date":"2017-06-25","wechat":"https://mp.weixin.qq.com/s?__biz=MzI4NDA5MzE5NQ==&mid=2247485735&idx=1&sn=2f42c6a0cabb4766116a3b536a2e7c2e&chksm=eb81f743dcf67e55ac048a9aeb06ac2f9ed74432e6686e4a30fae12945db2002fa9229972456&scene=21#wechat_redirect","blocks":[{"t":"p","x":"效果面板是非常容易被忽视的一个ACR工作区。","b":false,"xe":"The Effects panel is one of the most easily overlooked workspaces in ACR."},{"t":"p","x":"其实ACR效果面板，提供了加减雾霾，添加颗粒，增加暗角等功能，可以大大的提升照片的氛围，起到画龙点睛的作用。","b":false,"xe":"In fact, ACR's Effects panel offers Dehaze (add or remove), Grain, Post Crop Vignetting and more — features that can greatly enhance a photo's atmosphere, like the finishing touch on a painting."},{"t":"img","f":"img-02","w":1000,"h":600},{"t":"p","x":"点击ACR面板区的第七个图标，一个“fx”的标志，就可以进入“效果”面板。正如名字提示的那样，这个面板主要是给照片增加一些特效，一般是在ACR处理的最后进行。","b":false,"xe":"Click the seventh icon in ACR's panel area — an 'fx' logo — to enter the Effects panel. As the name hints, this panel mainly adds special effects to a photo, usually as the last step of ACR processing."},{"t":"img","f":"img-03","w":452,"h":800},{"t":"h","x":"1","xe":"1"},{"t":"h","x":"去除薄雾","xe":"Dehaze"},{"t":"p","x":"效果面板的第一个功能叫做“去除薄雾”，又被称为“去雾霾”。这个功能很简单，只有一个滑块。","b":false,"xe":"The Effects panel's first feature is 'Dehaze'. It's very simple — just one slider."},{"t":"p","x":"滑块默认的数量值是0，往右滑可以增加照片的清晰度、对比度和饱和度，从而去除照片中的雾霾感。","b":false,"xe":"The default Amount is 0. Sliding right increases the photo's clarity, contrast and saturation, removing the hazy feel."},{"t":"img","f":"img-04","w":1000,"h":629},{"t":"p","x":"“去除薄雾”不仅可以去雾霾，还能加雾霾。滑块往左滑动，当数量值小于0的时候，照片看起来就更加雾蒙蒙了。","b":false,"xe":"Dehaze can not only remove haze but also add it. Slide left — when Amount is below 0, the photo looks more misty."},{"t":"img","f":"img-05","w":1000,"h":659},{"t":"p","x":"除了在效果面板中，整体的加减雾霾之外。去除薄雾功能也在ACR的局部调整工具：画笔、渐变滤镜、径向滤镜中。","b":false,"xe":"Besides global haze control in the Effects panel, Dehaze also exists in ACR's local adjustment tools: the Brush, Graduated Filter and Radial Filter."},{"t":"img","f":"img-06","w":1000,"h":713},{"t":"p","x":"比如上面的这张照片，我可以对前景梯田和背景云雾分开处理。首先我建立了一个渐变滤镜，去除薄雾值设置为-22，也就是增加雾霾。","b":false,"xe":"For the photo above, I can treat the foreground terraces and background clouds separately. First I created a graduated filter with Dehaze set to -22 — that is, adding haze."},{"t":"img","f":"img-07","w":487,"h":800},{"t":"p","x":"然后我沿着云和山的分界线，拉动创建渐变滤镜。这样后面的云雾显得更加朦胧梦幻了，但是前景没有受到影响。","b":false,"xe":"Then I dragged the graduated filter along the boundary between clouds and mountains. The background clouds now look softer and dreamier, while the foreground is unaffected."},{"t":"img","f":"img-08","w":1000,"h":662},{"t":"p","x":"接下来我再在村庄附近，建立了一个径向滤镜，去除薄雾设置为+24，让村庄和梯田显得更加清晰，和背景对比更加突出。","b":false,"xe":"Next I created a radial filter around the village with Dehaze at +24, making the village and terraces clearer and stand out against the background."},{"t":"img","f":"img-09","w":1000,"h":730},{"t":"h","x":"2","xe":"2"},{"t":"h","x":"颗粒","xe":"Grain"},{"t":"p","x":"颗粒功能，主要是用来模拟胶片的颗粒感。","b":false,"xe":"The Grain feature mainly simulates the graininess of film."},{"t":"p","x":"颗粒功能下面有三个滑块，其中数量滑块是核心的滑块，当数量为0时，下面的大小和粗糙度滑块是无法调节的。","b":false,"xe":"Grain has three sliders; Amount is the core one — when Amount is 0, the Size and Roughness sliders below cannot be adjusted."},{"t":"img","f":"img-10","w":1000,"h":519},{"t":"p","x":"下面我会用下面这张模仿胶片色彩的照片，来演示这3个滑块的作用。","b":false,"xe":"I'll use this film-color-mimicking photo below to demonstrate the 3 sliders."},{"t":"img","f":"img-11","w":1000,"h":685},{"t":"p","x":"当我们增加颗粒-数量值的时候，可以看到下面的两个滑块也被激活，大小的默认值是25，粗糙度的默认值是50。","b":false,"xe":"When we raise Grain Amount, the two sliders below activate — Size defaults to 25, Roughness to 50."},{"t":"img","f":"img-12","w":1000,"h":519},{"t":"p","x":"增加数量到30，大小和粗糙度保持默认值，此时这张照片之中，已经有了一些胶片的颗粒感。","b":false,"xe":"Raising Amount to 30 with Size and Roughness at defaults, the photo already shows some film grain."},{"t":"img","f":"img-13","w":1000,"h":684},{"t":"p","x":"数量滑块控制了颗粒的多少，越往右滑，数值越大，画面中颗粒越多。","b":false,"xe":"Amount controls how much grain there is — the further right, the more grain in the frame."},{"t":"img","f":"img-14","w":1000,"h":624},{"t":"p","x":"大小滑块控制了颗粒的尺寸。","b":false,"xe":"Size controls the grain's dimensions."},{"t":"img","f":"img-15","w":1000,"h":574},{"t":"p","x":"一般来说颗粒的大小不要超过25，否则颗粒太大，照片会有一种模糊感。","b":false,"xe":"Generally keep grain size under 25 — larger grains give the photo a blurry feel."},{"t":"img","f":"img-16","w":1000,"h":557},{"t":"p","x":"最后一个粗糙度，控制了颗粒的随机性。当粗糙度值很小时，颗粒的大小和分布，显得比较整齐统一。","b":false,"xe":"Finally, Roughness controls the grain's randomness. At low roughness, the grain size and distribution look neat and uniform."},{"t":"img","f":"img-17","w":1000,"h":481},{"t":"p","x":"粗糙度数值较大时，照片中的颗粒随机分布，显得比较粗糙。","b":false,"xe":"At high roughness, the grain is randomly distributed and looks coarser."},{"t":"img","f":"img-18","w":1000,"h":483},{"t":"p","x":"除了模拟胶片之外，颗粒还可以消除照片中的色彩断层，详细教程可以阅读《不要让色彩断层毁了你的照片》。","b":false,"xe":"Besides simulating film, grain can also eliminate color banding in photos — see the tutorial 'Don't Let Color Banding Ruin Your Photos' for details."},{"t":"h","x":"3","xe":"3"},{"t":"h","x":"裁剪后晕影","xe":"Post Crop Vignetting"},{"t":"p","x":"裁剪后晕影，可以给照片增加“暗角”或者“亮角”，提升照片的氛围。","b":false,"xe":"Post Crop Vignetting can add dark or light corners ('vignettes') to a photo, enhancing its mood."},{"t":"p","x":"注意“裁剪后”三个字，也就是这里的晕影总是会在裁剪之后再加上。所以如果你重新扩大或者缩小了画面范围，你在这里添加的晕影也会跟着改变范围。","b":false,"xe":"Note the words 'Post Crop' — the vignette here is always applied after cropping. So if you re-expand or shrink the frame, the vignette adjusts its range accordingly."},{"t":"p","x":"如果你是用《不要让畸变毁了你的照片 - ACR/Lightroom基本校正》中讲的，镜头矫正-晕影进行调整。晕影则会在裁剪前应用，不会因为裁剪而改变范围。","b":false,"xe":"If you instead use the Lens Corrections vignette described in 'Don't Let Distortion Ruin Your Photos — ACR/Lightroom Basic Corrections', it is applied before cropping and won't change range with cropping."},{"t":"p","x":"裁剪后晕影一共有一个下拉菜单和5个滑块，其中当数量值为0时，其他的滑块都不可用。","b":false,"xe":"Post Crop Vignetting has one dropdown menu and 5 sliders; when Amount is 0, all other sliders are unavailable."},{"t":"img","f":"img-19","w":856,"h":800},{"t":"p","x":"数量控制了晕影的强度。当数量滑块往左移，数量值小于0时，照片中是黑色晕影（暗角）。越往左滑，暗角越深。","b":false,"xe":"Amount controls the vignette's strength. Slide left (below 0) for a black vignette (dark corners) — the further left, the darker."},{"t":"img","f":"img-20","w":1000,"h":516},{"t":"p","x":"当数量滑块往右移，数量值大于0时，照片中是白色晕影（亮角）。越往右滑，亮角越浅。","b":false,"xe":"Slide right (above 0) for a white vignette (light corners) — the further right, the lighter."},{"t":"img","f":"img-21","w":1000,"h":514},{"t":"p","x":"中点滑块控制了晕影的大小。中点滑块往左移动，晕影区域会变大，更加靠近中心。","b":false,"xe":"The Midpoint slider controls the vignette's size. Slide left and the vignette area grows, approaching the center."},{"t":"img","f":"img-22","w":1000,"h":516},{"t":"p","x":"中点滑块往右移动，晕影区域会变小，只出现在照片的边缘。","b":false,"xe":"Slide right and the vignette area shrinks, appearing only at the edges."},{"t":"img","f":"img-23","w":1000,"h":515},{"t":"p","x":"圆度滑块控制了晕影的形状，右移让晕影更偏圆形，左移让晕影更显长方形。","b":false,"xe":"The Roundness slider controls the vignette's shape — right makes it more circular, left more rectangular."},{"t":"img","f":"img-24","w":1000,"h":519},{"t":"p","x":"羽化控制了晕影边缘由亮到暗的过渡，当羽化值较大时，晕影的过渡会比较平滑。","b":false,"xe":"Feather controls the transition from bright to dark at the vignette's edge; a large feather makes the transition smooth."},{"t":"img","f":"img-25","w":1000,"h":514},{"t":"p","x":"羽化值较小时，晕影的边缘会比较明显。","b":false,"xe":"With a small feather, the vignette's edge is more obvious."},{"t":"img","f":"img-26","w":1000,"h":518},{"t":"p","x":"最后还有一个高光滑块，默认值是0。","b":false,"xe":"Finally there's the Highlights slider, default 0."},{"t":"img","f":"img-27","w":1000,"h":509},{"t":"p","x":"高光滑块往右移时，ACR会恢复暗角区域中，原来高亮像素的亮度。","b":false,"xe":"Sliding Highlights right makes ACR recover the brightness of originally bright pixels within the vignetted area."},{"t":"p","x":"如果由于增加暗角，让本来很亮的物体如太阳、日照金山、日出天空等等变暗了，右移高光滑块，可以恢复晕影区的高光部分亮度。下图增加高光，注意晕影区的天空亮度有所提高。","b":false,"xe":"If adding dark corners has dimmed originally bright objects — the sun, sunlit golden mountains, a sunrise sky — sliding Highlights right recovers the highlights within the vignette. In the image below, Highlights was raised; note the sky in the vignette area brightened."},{"t":"img","f":"img-28","w":1000,"h":514},{"t":"p","x":"差点忘了说，裁剪后晕影还有一个下拉菜单，叫做样式。一般来说，我们只会用到默认的“高光优先”样式。","b":false,"xe":"Almost forgot — Post Crop Vignetting also has a dropdown called Style. Generally we only use the default 'Highlight Priority' style."},{"t":"img","f":"img-29","w":1000,"h":351},{"t":"h","x":"欢迎关注@Thomas看看世界","xe":"Follow @Thomas Chu Photo"},{"t":"h","x":"每周学会一个摄影技能","xe":"Learn one photography skill every week"}],"titleEn":"The Must-Know Tool for Post: The ACR Effects Panel"}