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This box - right here - it holds one of the unsung heroes of Hollywood production, the tool that makes War Machine suit look like it's actually there.
这个盒子——就在这里——里面装着好莱坞制作的无名英雄，一个让战争机器套装看起来非常逼真的工具。
It's a method that started with a teapot and became ubiquitous.
这一方法始于茶壶，如今已经广泛运用。
It's an essential part of a VFX film set, but it's not a camera or a green screen.
这是视觉特效电影的重要部分，但它不是相机或绿屏。
You have to search hard to see it in behind the scenes videos.
你必须努力搜索才能在幕后视频中看到它。
But this is not just a gazing ball that I bought for twenty dollars and ninety nine cents.
但这不只是我花20美元99美分买的一个凝视球。
It's a key to making virtual objects look real.
这是使虚拟对象显得真实的关键。
In this scene, I was behind one of the pillars.
在这个场景中，我在一根柱子后面。
My name's Leo Bovell, I'm a VFX supervisor at Triptyc, been in the industry now for over 17, 17 years.
我叫里奥·博维尔，是Triptyc公司的视觉特效主管，已经在这个行业工作了17年。
So I've been at it quite a while.
所以我已经做了很长时间了。
In this scene, basically, Abraham, the statue and everything, we basically had to replace it. Obviously.
在这个场景中，基本上，亚伯拉罕雕像和所有的东西，我们基本上都要换掉它。很明显。
Cut for them is like action for you in this situation.
在这种情况下，对他们的裁剪就像对你的行动。
And you're like, I have to scramble to get as many references as possible.
你可能会想争取得到尽可能多的参考资料。
Right between takes I get in and I do as much as I can and then I get out of there.
在拍摄当中，我进去之后尽我所能地做事，然后我离开那里。
There are times where you can't get in between takes because the creatives, they're in such a groove, they just got to keep going.
有时候你不能在两者之间穿插，因为创意者处于这样的状态，他们必须继续前进。
One of the big problems VFX artists face in The Handmaid's Tale, Marvel movies, everything is matching fake stuff to real light.
视觉特效艺术家在漫威电影《使女的故事》中面临的一个大问题是，所有的东西都在把假的东西和真的光匹配起来。
And Leo scrambled in the real Lincoln Memorial during the shoot because that information was crucial to create a realistic looking Lincoln Memorial from scratch.
在拍摄过程中，里奥挤进了真正的林肯纪念堂，因为这些信息对于从头开始创建一个逼真的林肯纪念堂至关重要。
As you can see in this BTS from Mavericks VFX.
正如你在Mavericks VFX工作室做的视频中看到的BTS一样。
He used an HDRI to figure out how to make it look so real.
他用HDRI来找出如何让它看起来如此真实的方法。
A high dynamic range image.
高动态范围成像。
You might have an HDR option on your phone.
你的手机上可能有HDR选项。
It helps photos to look less blown out in really bright spots.
这有助于照片在真正的亮处中看起来不那么曝光。
An HDRI captures data in a high dynamic range.
HDRI在高动态范围内捕获数据。
A normal photo might look like this.
普通照片可能是这样的。
You can't see anything, any detail or data near the sun or any trees in the shadows.
你看不到任何东西、任何细节、靠近太阳的东西或树木的阴影。
Using high dynamic range fixes that by meshing different exposures, different pictures of a scene to let you see all the detail.
使用高动态范围修正了这一点，这是通过网格化不同的曝光、不同的场景图片，让你看到所有的细节。
Shadowy mush turns into visible trees and the sun becomes clear again.
朦胧的糊状物变成了可见的树木，太阳又变得清晰了。
Computer software can take that HDRI and use all that data to figure out how light works in a scene.
计算机软件可以获取HDRI并使用所有这些数据来计算光在场景中是如何工作的。
Make that a 360 degree panorama and you have enough data to simulate the light in a mini world.
把它做成360度全景，你就有足够的数据来模拟迷你世界里的光线。
Now you can add an object to that world and it will look like the real light is hitting it with all the right highlights, shadows, and reflections.
现在，你可以添加一个对象到这个世界上，看起来像是真实的光运用了所有高光、阴影和反射来将其击中。
HDRI is either use to light the object or is a reference for VFX artists when they light it on their own, using manually added lights, making a bunch of tweaks and adjustments.
HDRI要么用来照亮对象，要么是视觉特效艺术家自己照亮对象时的参考，他们使用手动添加的灯光，来进行一系列的调整。
How does that HDR help you when you're actually off of this crazy shoot day and you have to make something from it?
当你疯狂拍摄的日子结束、你必须做一些东西的时候，HDR对你有什么帮助？
If we've captured the light on that day and then we take that light, we put it into the computer, we get immediate feedback without trying to guess.
如果我们捕捉到了那天的光线，然后我们把它放到电脑里，我们就可以得到即时的反馈，而不用去猜测。
The HDR really helps at the stage where we are realistically applying shaders and materials to emulate the marble.
在我们实际应用着色器和其他材料来模拟大理石的阶段，HDR真的很有帮助。
