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12 votes
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How to convert a 3D movie to 2D using ffmpeg

While you might be able to achieve this by manually using ffmpeg's crop filter, the stereo3d filter is designed specifically for this purpose. You didn't specify the exact 3d format you have. There ...
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  • 236
5 votes

How they did it? (3D-like screenshots with animation)

This looks like 2.5D to me, probably in After Effects. You create high res art, perhaps by capturing web pages from a 4K display, then animate each screen. Its only a small amount of mousing. Then use ...
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4 votes
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After Effects: Parent a Camera's position to a Null-Object with specific Off-Set

To drive an animation by another layer use the pick whip or the selection list to parent it. In the following example the Camera (layer) adopts all animation properties of the Null. Note: Camera is a ...
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3 votes
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How to align a shape to stick to another in AE?

The tool you need is Maths (or Math, if you like), specifically that most beautiful of mathematickal arts: trigonometry. First set the width of the base of your triangle to be the same as the sides ...
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3 votes
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convert horizontal side by side to vertically stacked 3D video

Just integrate all filtering into one command: ffmpeg -i input.mp4 \ -filter_complex "[0:v]crop=in_w/2:in_h:0:0 [top]; \ [0:v]crop=in_w/2:in_h:in_w/2:0[bottom]; \ [top][bottom]vstack[outv]" \ -map "[...
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3 votes
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Do movie makers shoot video from two different perspectives to create 3D movies?

Sometimes yes, sometimes no. If it is shot "for 3d" then yes, they use either two cameras or a splitter to go through two optical assemblies to one camera. Here are some sample rigs that have ...
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  • 19.2k
3 votes
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Loss of quality in after effects 3D layer

Unless you need it make sure you are using the Classic 3D rendering mode and not the "Ray-Traced 3D" renderer. You can see and change the renderer in the top right corner of your comp view or just go ...
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  • 7,079
3 votes
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How to realistically add planet in the sky using 3d camera tracker and avoid overlapping with objects in the foreground?

If the blades are rotating, and the camera is moving, you need to create a good foreground layer with anything the planet is supposed to be obscured by. So from the image it looks like it will be ...
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  • 6,317
2 votes

Why there are no full lenght independent cartoon animated movies created in Blender?

There actually are two films that I am aware of. One is 'Naught 5' and Plumiferos. You can easily Google to see the production websites.
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  • 21
2 votes

Is there an easy way to import textured 3D geometry from Maya into Nuke?

This still isn't as easy as it should be, but the way forward is to export your geometry as Alembic. It supports many textured objects, and even animated sequences. Depending on your version of Maya,...
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2 votes
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What software to use for lighting and rendering 3d animation shorts?

There seem to be a few basic misconceptions here. For cartoons you don't need anything fancy as long as cell-shading is supported, which is typically a camera filter. Lighting is actually done in ...
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2 votes

Can I move an imported camera track in Maya without manually changing 500+ keyframes?

Select your camera, locators (if exported), and anything else from Nuke. Group them all together with ctrl+g and modify that group as a whole. You can scale uniformly (but not independent axes), ...
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  • 242
2 votes

animating a line that is a 3d layer in after-effects

Animating a shape layer with the pen tool is the same for 3D layers as it is for 2D. One problem is that if you're moving paths around on a layer that is not parallel with the view then you have ...
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  • 13.4k
2 votes

Can we produce true 3D holograms yet?

It depends what you regard as "true 3d" but there is a technique called "Light Field Display" which has been in development for some time now. Its essentially still a 2D screen but you can walk around ...
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  • 7,079
2 votes

How 2D to 3D conversion is performed?

They've done it via rotoscoping techniques in order to create depth information. From fxguide.com about Titanic 3d Conversion: The team at Stereo D used no projection or automated solutions. The ...
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  • 2,259
2 votes
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After Effects: Create an isometric/orthographic Camera

Use a camera with a long focal length. The longer the focal length, the closer to isometric. Just back the camera far enough away to frame the shot.
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  • 4,151
2 votes
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Motion capture and 3D model formats

You are a little confused in the MoCap process. Most mocap is captured live on either a soundstage or direct to your computer with a webcam/video camera with specialized software. This software ...
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2 votes

ffmpeg statement for Anaglyph of Red-Cyan Color

stereo3d is a video filter so it has to be specified via a filterchain or complex. Since you have two inputs, and stereo3d only converts a single input from one form of 3D arrangement to another, you'...
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  • 30k
2 votes
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How to create a pseudo 3D/virtual POV effect

Th general technique is called camera mapping, projection mapping, or videogrammetry. It works by taking a photo or video from an angle and projecting the image onto geometry. As a simple example, ...
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  • 2,146
2 votes
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3D object from CINEMA4D has glowing edge in After Effect

Have a look at how AE is interpreting the footage (right-click it in the project and look for Interpret Footage>Main). Specifically look at how it is interpreting the alpha channel, it could be ...
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2 votes
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How to use chroma key to replace design of complex object?

What you are thinking about is a very great way to save production costs and is used in many cases on many sets. Here is what your pipeline would look like: Shoot the footage with green tables Track ...
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2 votes
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Create a spherical hologram

This is not something you should ever do in After-Effects. Primarily, After-Effects is a motion-graphics program, so it works in 2D 99% of the time. Something like this scene from ghost in the shell ...
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2 votes

Add 3D visual effects to videos

Yeah that was actually the best opening ceremony ever... Doing something like this yourself is a hefty task, but first, here's what you would need: A software for tracking A software for modeling / ...
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2 votes

How to realistically add planet in the sky using 3d camera tracker and avoid overlapping with objects in the foreground?

You need to add a copy of your video (so you have two layers, only the bottom one needs the planet on it). Rotoscope the top layer - when you create your mask the only thing you will see is the bit of ...
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  • 21
1 vote
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How can I convert a 3D SBS video to individual left side video and right side video?

You can use FFmpeg, a free commandline tool to do this. ffmpeg -i sbs.mkv -filter_complex "split[l][r];[l]stereo3d=sbsl:ml[left];[r]stereo3d=sbsl:mr[right]" -map [left] -map 0:a -c:a copy left.mkv -...
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  • 30k
1 vote

How to align a shape to stick to another in AE?

You could try moving shapes around in 3D in AE, but I think the free version of Cinema 4D included with AE would be a much easier tool for the job. Look up cinema 4DLite and after effects integration.
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  • 6,317
1 vote
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Cropping VR video afterwards

Using the mask image below, you can use ffmpeg to crop and output a MP4 with the visual content bounded in the same elliptical shape as the mask ffmpeg -i input.mp4 -loop 1 -i 360mask.png \ -...
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  • 30k
1 vote
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Whats the name of this Effect?

I don't think there is a name to the effect. If I were to describe it, it would just be "the effect of a shell of an object cracking up and falling / peeling away in fractured pieces". I am sure you ...
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1 vote

Working in a linearized Color Space in After Effects causes hard gradients

If the above render is a RAM preview, the default preview quality may be the culprit: Preferences > PREVIEWS > Color Management Quality > More Accurate.
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1 vote

Working in a linearized Color Space in After Effects causes hard gradients

I use the trapcode suite as well, the issue has more to do with the fact that even though you may be working in an sRGB workspace at 32 Bit; your monitor output is 8 bit. 10 Bit monitors are available ...
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