How to do special effects

The space science fiction blockbuster "Star Trek Into Darkness" is a rare example of using an IMAX camera to shoot more than 30 minutes of scenes. It can be called the first IMAX 3D version of a science fiction film, and it has also been influenced by more than 90% of science fiction films. Fans are eagerly anticipating it.

As an important part of film art, movie stunts provide strong technical support and aim to create a unique visual feast for the audience. , giving the audience a truly "immersive" movie-watching experience.

Hollywood blockbusters make extensive use of film post-production technology, especially digital special effects. While creating the real world in film and television art, they are also creating unusual "dream worlds" and "Superman" stories.

Some difficult and high-investment science fiction films, disaster films, and action films have extensively used digital special effects to create "virtual reality" and "future world."

So, how are these movie special effects used?

Miniature Models

Models of people, monsters, buildings, and vehicles are used to create special effects in movies.

When models must be moved, we can move them in any of the following three ways: by hand, mechanically, or electrically. Moving them by hand takes a long time because the model needs to move at least 24 times per second on the screen.

Illusion in the movie

At normal speed, movie film can capture 24 still pictures per second. Varying the number of frames captured per second can create some basic special effects.

Shooting more than 24 pictures per second will produce a slow-motion effect. On the contrary, if there are fewer than 24 frames per second, the action in the movie will speed up, making it appear more intense and exciting.

Computer-generated images

People's use of computers has made huge improvements in the speed and quality of film special effects production.

In films and television, the illusions and illusions created by people through computer technology are called film and television special effects.

Filmmakers use them to avoid putting actors in dangerous situations, to reduce the cost of making films, or even simpler, to make their films more gripping. In film and television shooting, miniature models, such as people, monsters, buildings, etc., are often used to achieve the needs of special effects in movies.

With the development of computer graphics computing technology, the production speed and quality of film special effects have made great progress. Producers can complete more delicate, realistic and shocking picture effects on the computer.

For example, you can use Maya software to create wind, rain, thunder and lightning, landslides, ghosts, aliens, house collapse, volcanic eruptions, tsunamis, and other effects that cannot be achieved with actual photography or props. You can also use Maya software to create simulations. Characters, such as: the mouse in Mouse, the squirrel in Ice Age, Master Yoda in Star Wars, etc.

The above is the detailed content of How to do special effects. For more information, please follow other related articles on the PHP Chinese website!