{"slug":"night-light-trails","title":"如何拍出漂亮的夜景车轨照片","author":"Thomas看看世界","date":"2017-04-16","wechat":"https://mp.weixin.qq.com/s?__biz=MzI4NDA5MzE5NQ==&mid=2247485383&idx=1&sn=cf8315e6d9d1b7b3153e678e22e25a86&chksm=eb81f9a3dcf670b519e2d208853319722305976a7195db39b9243423877141cf2cf565f41950&scene=21#wechat_redirect","blocks":[{"t":"p","x":"如何才能拍出漂亮的城市夜景车轨照片？","b":false,"xe":"How do you shoot beautiful city light-trail photos at night?"},{"t":"p","x":"在本周的视频教程之中，托马斯会详细演示如何前期拍摄，以及后期堆栈+调色，拍出一张漂亮的城市夜景车轨照片。","b":false,"xe":"In this week's video tutorial, Thomas demonstrates the full process — on-location capture plus stacking and grading in post — for a beautiful urban night light-trail shot."},{"t":"h","x":"视频教程","xe":"Video Tutorial"},{"t":"bili","bv":"BV18s411M7df","bpic":"bili-1","bt":"如何拍出漂亮的夜景车轨照片"},{"t":"p","x":"照片源文件下载地址：https://pan.baidu.com/s/1dERYgz3","b":false,"xe":"Source files download: https://pan.baidu.com/s/1dERYgz3"},{"t":"h","x":"图文总结","xe":"Written Summary"},{"t":"p","x":"今天的课程中，我们前期拍摄并不是使用三脚架与单反相机。而是使用了DJI大疆创新的Mavic Pro航拍器，到达一个独特的鸟瞰角度。","b":false,"xe":"For this lesson's capture we used not a tripod and DSLR, but a DJI Mavic Pro drone to reach a unique bird's-eye angle."},{"t":"img","f":"img-02","w":1000,"h":668},{"t":"p","x":"前期拍摄时，把无人机设置为“三脚架模式”和“7张连拍模式”，ISO100，曝光时间2秒（Mavic光圈固定为f2.8）。","b":false,"xe":"Set the drone to 'Tripod Mode' and '7-frame burst', ISO 100, 2-second exposures (the Mavic's aperture is fixed at f/2.8)."},{"t":"img","f":"img-03","w":1000,"h":668},{"t":"p","x":"这样我们就拍到了7张连续的车流照片。","b":false,"xe":"That gives us 7 consecutive frames of traffic flow."},{"t":"img","f":"img-04","w":1000,"h":438},{"t":"p","x":"在Photoshop中，将7张照片导入堆栈。","b":false,"xe":"In Photoshop, load the 7 photos into a stack."},{"t":"img","f":"img-05","w":618,"h":1000},{"t":"p","x":"勾上“自动对齐源图像”，修正7张照片之间微小的位移。勾上“创建智能对象”，方便我们后面进行最大值堆栈。","b":false,"xe":"Check 'Auto-Align Source Images' to correct tiny shifts between frames, and 'Create Smart Object' to prepare for maximum stacking."},{"t":"img","f":"img-06","w":1000,"h":703},{"t":"p","x":"在导入为智能对象后，选择“图层-智能对象-堆栈模式-最大值”，应用最大值堆栈。成片每一部分的最终效果，是所有照片中最亮的那一张。","b":false,"xe":"Once converted to a Smart Object, choose Layer → Smart Objects → Stack Mode → Maximum. Every part of the final image takes the brightest value across all frames."},{"t":"img","f":"img-07","w":634,"h":1000},{"t":"p","x":"堆栈完成后，道路上出现了密集连续的车流光轨。","b":false,"xe":"After stacking, dense continuous light trails appear on the road."},{"t":"img","f":"img-08","w":1000,"h":750},{"t":"p","x":"接下来进行基本的矫正、曝光和调色，打开“滤镜-Camera Raw滤镜”。","b":false,"xe":"Next comes basic correction, exposure and grading — open Filter → Camera Raw."},{"t":"img","f":"img-09","w":581,"h":1000},{"t":"p","x":"首先使用“变换”面板中的“A（自动变换）”，修正照片的水平线，和建筑透视变形。","b":false,"xe":"First use 'A' (Auto) in the Transform panel to fix the horizon and correct the buildings' perspective distortion."},{"t":"img","f":"img-10","w":1000,"h":639},{"t":"p","x":"接着进入基本面板，恢复高光，提亮阴影和黑色，并增加对比度清晰度。","b":false,"xe":"Then in the Basic panel, recover highlights, lift shadows and blacks, and add contrast and clarity."},{"t":"img","f":"img-11","w":1000,"h":597},{"t":"p","x":"夜景照片中五颜六色的灯光互相干扰，互相冲突，因此要减少照片中的色相。红、橙、黄、绿四种暖色调，全部往金黄色偏移。","b":false,"xe":"In night photos, colorful lights clash with each other, so we reduce the number of hues. Shift all four warm tones — red, orange, yellow, green — toward golden yellow."},{"t":"img","f":"img-12","w":993,"h":1000},{"t":"p","x":"饱和度方面，提高暖色饱和度，突出城市灯光的繁华。降低冷色饱和度，控制阴影区域以及天空的冷色。","b":false,"xe":"For saturation: boost warm saturation to emphasize the city's glittering lights, and reduce cool saturation to control the cold tones in shadows and sky."},{"t":"img","f":"img-13","w":670,"h":1000},{"t":"p","x":"最后压暗蓝色天空，和高亮的暖色形成对比。","b":false,"xe":"Finally, darken the blue sky to contrast against the bright warm lights."},{"t":"img","f":"img-14","w":715,"h":1000},{"t":"p","x":"之后进行一些基本的锐化和降噪，Camera Raw滤镜的处理就完成了。","b":false,"xe":"After some basic sharpening and noise reduction, the Camera Raw stage is done."},{"t":"img","f":"img-15","w":1000,"h":551},{"t":"p","x":"拉一个S形曲线，并提高曲线的黑场，在增加对比度的同时消除照片中的死黑部分。","b":false,"xe":"Add an S-curve and raise its black point — increasing contrast while removing crushed dead blacks."},{"t":"img","f":"img-16","w":1000,"h":706},{"t":"p","x":"红色曲线也拉一个S形，也就是高光加红色，阴影减红色（减红等于加青）。","b":false,"xe":"Add an S-curve to the red channel too: more red in highlights, less red in shadows (less red equals more cyan)."},{"t":"img","f":"img-17","w":1000,"h":664},{"t":"p","x":"最后再裁剪一下多余的天空，以及干扰视线的广告牌，后期就大功告成啦。","b":false,"xe":"Finally crop away excess sky and a distracting billboard — post-processing complete."},{"t":"img","f":"img-18","w":1000,"h":621},{"t":"p","x":"后期处理前：","b":false,"xe":"Before post-processing:"},{"t":"img","f":"img-19","w":1000,"h":750},{"t":"p","x":"最大值堆栈+调色处理后：","b":false,"xe":"After maximum stacking + grading:"},{"t":"img","f":"img-20","w":1000,"h":659},{"t":"p","x":"欢迎关注@Thomas看看世界，每周学会一个摄影技能。","b":false,"xe":"Follow @Thomas Chu Photo and learn one photography skill every week."}],"titleEn":"How to Photograph Beautiful Night Light Trails"}