We were set a task which would involve camera projection and parallaxing elements to give the illusion of a 3d scene. Before creating the scene, we had to plan out what we were going to do. I did a paper sketch to visualize what I wanted to create Here is the final VFX Shot: https://www.youtube.com/watch?v=4GwGzTu4vAg
Tracker The tracker node is a powerful tool which will allow you to track a group of pixels as they move across a plate. The track can then be used with a transform node and merge node to layer something on top of the tracked plate to place something into a scene and have it … More Nuke: Tracking and Matchmoving
Keying is an easy and quick way of pulling a matte on a plate which can preserve many details, such as strands of hair, as opposed to rotoscoping. Types of Keys. Different keys are available for different situations. For example; Red/Blue/Green Keyer: These allow you to adjust the alpha for pixels depending on their Red/Blue/Green … More Nuke: Keyer
As we have been getting better at compositing, what we have been creating has become more and more complex. Our task was to put everything we had learned so far into one composition which involved a crashed spacecraft-style vehicle, fire, debris, and a giant robot. On first glance, that Node Graph looks intimidating and complicated … More Nuke: More Advanced Composition
As practice using exr file formats, we were asked to create a composition of a car using a pre-existing Exr image given to us. Because Exr files can have up to 1023 channels, we only needed one file for the car instead of separate images for Ambient occusion, Refraction, glossiness etc. If you were to … More Nuke: Car EXR Comp
As we have never used Nuke before, the best way to get us started was to create a very basic composition. For this, we were given a few images to work with: Diffuse, Indirect Lighting, Direct Irradiance,
Important terms used in VFX … More VFX Glossary
What is Rotoscoping? Rotoscoping is the process of cutting out something from a scene using points and bezier curves as apposed to chrome keying which is faster, but not every shot can use it. The process can be used to remove something from a scene or add something in by creating a mask or ‘matte’ … More Nuke: Rotoscoping
Merge Node While working in Nuke, there are a few Nodes that you will be using repeatedly -one of the most common nodes being the merge node. The merge node is used to layer images, so when compositing, this will be used repeatedly to modify the final outcome. The merge node itself has two inputs: … More Nuke: Important Nodes
Just like when working with any piece of software, you will be importing and exporting files of different formats. The VFX industry has its share of file formats that you must get used to using and learn the pros and cons of each. First thing to note – in the VFX industry, video formats are … More VFX File Formats
Nick Harker's Next Gen 