Skip to main content
13 votes
Accepted

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 ...
kevmitch's user avatar
  • 246
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 ...
3pointedit's user avatar
3 votes
Accepted

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 ...
tomh's user avatar
  • 7,908
3 votes
Accepted

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 ...
stib's user avatar
  • 13.7k
2 votes
Accepted

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 ...
mcculleymike's user avatar
2 votes

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

I found a reference on this forum. http://www.ffmpeg-archive.org/How-to-re-encode-3d-video-to-2d-video-td4676271.html ffmpeg -i './a3dmovie.mp4' -vf "crop=w=iw/2:h=ih:x=0:y=0,scale=w=2*iw:h=ih,...
nelaaro's user avatar
  • 243
2 votes
Accepted

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 ...
stib's user avatar
  • 13.7k
2 votes
Accepted

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, ...
user1118321's user avatar
  • 2,156
2 votes

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

As an adaption of kevmitch's answer, I went with ffmpeg -i "foo.mkv" -vf stereo3d=sbs2l:ml -c:a copy "bar.mp4" Notable difference: It's using sbs2l (instead of sbsl2) and just ...
Mister Henson's user avatar
2 votes
Accepted

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 -...
Gyan's user avatar
  • 33.3k
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'...
Gyan's user avatar
  • 33.3k
2 votes
Accepted

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 ...
Florian Claaßen's user avatar
2 votes
Accepted

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 ...
Florian Claaßen's user avatar
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 / ...
Florian Claaßen's user avatar
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 ...
Greg's user avatar
  • 21
2 votes
Accepted

Which software/s to create a video like this - 3d explainer video

This could definitely be made using Blender. The text and lines could have been added using After Effects afterwards (Blender can do this too), but the 3D modelling would all be rendered in a 3D tool ...
tomh's user avatar
  • 7,908
1 vote

Standard software for producing video with AR effect

There are a couple of ways to obtain such a result. You can record a video and add these objects using editing software like after effects or blender. This software can track the surfaces and you can ...
Udara Sampath's user avatar
1 vote
Accepted

After effects Trapcode Tao put image inside the sphere

After some research I found a solution from the official Red Giant documentation If Built-in Environment is set to None, you can choose a layer to use as a custom reflection map using the Reflection ...
Momo's user avatar
  • 121
1 vote

Why my objects are showing in this color?

The image from the tutorial has a white material applied to it. You can see it in the object manager, it’s the white sphere. By default, C4D uses a grey material. To do the same, create a new ...
Jason Conrad's user avatar
  • 4,504
1 vote
Accepted

Would a large grass field make a good green screen?

It's doable, so long as you have some time, diddling around in After Effects with the Keylight chromakey and the camera tracker... Here's an example I made a while back at 4m25,5m17, 6m04, 8m33 (and ...
tomh's user avatar
  • 7,908
1 vote

How do I adjust things in 3d in after effects

I pressed CTRL + SHIFT + H and my controls were back
Rhys Edwards's user avatar
1 vote
Accepted

How is this basic 3D animation template created?

You answered your own question in your tags: use Animation in a 3D package like Blender. But TBH your question is too broad to be answerable. To tell you how to make those 3D characters yourself we'...
stib's user avatar
  • 13.7k
1 vote

Can you put in and animate 3D models in After Effects exactly like in this video?

Combining camera footage with generated objects is called compositing. The candy scene could be created in three steps: The girl was filmed ahead of a green screen. Green parts of the footage made ...
Serge's user avatar
  • 189
1 vote

Can you create a VR video that makes use of positional tracking?

For this you are going to have to build a 3d-world. This is because if you want to move position you are going to have to be moving in 3d. The easiest way to build up the 3d scene is with ...
Tim's user avatar
  • 187
1 vote

Can you create a VR video that makes use of positional tracking?

You can use photogrammetry if you had enough different viewpoints to build a 3d representation of the scene and apply all necessary texturing and lighting. The video would then play as an animated 3d ...
AJ Henderson's user avatar
  • 19.4k
1 vote

How can I convert a 3D SBS video to individual left side video and right side video?

I don't have enough reputation to make a comment on the selected answer, but if you're using a version of ffmpeg with GPU support, you can use the GPU to render the output way faster. This is what I ...
EthanSpitz's user avatar
1 vote
Accepted

How to independently produce 3D Movies when 3D-TV's are discontinued?

Some are using VR headsets, some work with anaglyph glasses. With some plug-ins (such as the Dashwood 360 VR Toolbox, as one example), you can use popular headsets like the Oculus Rift. But many will ...
user1118321's user avatar
  • 2,156
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.
tomh's user avatar
  • 7,908
1 vote
Accepted

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 \ -...
Gyan's user avatar
  • 33.3k

Only top scored, non community-wiki answers of a minimum length are eligible