What is Video Rendering?

November 23, 2011
By
WALL-E

WALL-E (Image via RottenTomatoes.com)

Video rendering is the process of utilizing computer programs to create a graphic effects according to an existing object or model. They have uses in movie and TV visual effects, game titles, architecture and design among other fields.

Real-time rendering is among the interactive parts of computer graphics, creating synthetic images fast enough on the computer so that the viewer can communicate with a virtual environment. The commonest place to find real-time rendering is within video games. The rate of which images are displayed is measured in fps (frame/s) or Hertz (Hz). The frame rate is the measurement of methods quickly an imaging device produces unique consecutive images.

Outline

There are three types of processes that forms on the aspects of video rendering; pre-production where you process the image before the merging it with the video, post-production comes after the image had been put up, and the end-product where the videos are now ready to do the final editing.

 

Pre-production rendering

Video rendering starts off with a procedure called pre-rendering, used frequently in cartoon and flicks, the place where a third party source maps the outline and features of the model being rendered, then this main rendering software uses that data to generate the finished product.

 

Real-time Rendering

With real-time rendering, no outside source or model can be utilized; the style is made with the main rendering software. The image is developed within the virtual environment, and now details, texture, shading and dimension are added to the image. Real-time rendering is popular among video games and CGI ( computer generated images ).

Images produced by modern video rendering contain many photo-realistic features by way of example shading, texture, reflection, shadowing, motion blur, transparency and depth of field, setting up a lifelike, fully animated subject.

 

Image Projection

Both main forms of projection found in video rendering are orthographic, which presents a 3D model inside a 2D space, and perspective projection, the place that the closer your camera would be to this content, the more expensive this indicates, just like the way the human being eye views objects.

Used in Movies

As graphic and rendering technologies have evolved, animation and visual effects in movies have grown to be immensely popular and increasingly lifelike, and allowed a range of films from “Jurassic Park” to “Lord of the Rings”, Pixar films like “Toy Story” and “WALL-E”.

 

 

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