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The animation photo transfer process (APT process) was a photographic transfer system that can photographically transfer lines or solid blocks of colors onto acetate sheets (cels). A similar process is used in making the stencils for silk screen printing. The process relies on UV-sensitive inks that cure when exposed to light and stick to the plastic sheet, while the ink in the non-exposed areas is chemically removed from the sheet.
Compared to the earlier xerography process used by Disney, the lines can be controlled better and multiple copies made quickly. The drawings are photographed on high-contrast sheet film, and these negatives are then exposed onto the cels. A line on an animated character can be in color instead of just black. This is known as self-colored lines. (Xerographic lines were rendered in color too, when colored toners became available.)
This process was used on Disney's animated features, such as The Black Cauldron , The Great Mouse Detective , Oliver & Company , and The Little Mermaid .
Animation is a filmmaking technique by which still images are manipulated to create moving images. In traditional animation, images are drawn or painted by hand on transparent celluloid sheets (cels) to be photographed and exhibited on film. Animation has been recognized as an artistic medium, specifically within the entertainment industry. Many animations are either traditional animations or computer animations made with computer-generated imagery (CGI). Stop motion animation, in particular claymation, has continued to exist alongside these other forms.
Halftone is the reprographic technique that simulates continuous-tone imagery through the use of dots, varying either in size or in spacing, thus generating a gradient-like effect. "Halftone" can also be used to refer specifically to the image that is produced by this process.
The Walt Disney Studios, located in Burbank, California, United States, serves as the corporate headquarters for The Walt Disney Company. The 51-acre studio lot also contains several sound stages, a backlot, and other filmmaking production facilities for Walt Disney Studios's motion picture production. The complex also houses the offices for many of the company's units, including the film studios Walt Disney Pictures, Walt Disney Animation Studios, and Marvel Studios.
The history of animation, the method for creating moving pictures from still images, has an early history and a modern history that began with the advent of celluloid film in 1888. Between 1895 and 1920, during the rise of the cinematic industry, several different animation techniques were developed or re-invented, including stop-motion with objects, puppets, clay or cutouts, and drawn or painted animation. Hand-drawn animation, which mostly consisted of a succession of still images painted on cels, was the dominant technique of the 20th century and became known as traditional animation.
A darkroom is used to process photographic film, make prints and carry out other associated tasks. It is a room that can be made completely dark to allow the processing of light-sensitive photographic materials, including film and photographic paper. Various equipment is used in the darkroom, including an enlarger, baths containing chemicals, and running water.
Color photography is photography that uses media capable of capturing and reproducing colors. By contrast, black-and-white or gray-monochrome photography records only a single channel of luminance (brightness) and uses media capable only of showing shades of gray.
Traditional animation is an animation technique in which each frame is drawn by hand. The technique was the dominant form of animation of the 20th century, until there was a shift to computer animation in the industry, such as digital ink and paint and 3D computer animation.
Xerography is a dry photocopying technique. Originally called electrophotography, it was renamed xerography—from the Greek roots ξηρόςxeros, meaning "dry" and -γραφία-graphia, meaning "writing"—to emphasize that unlike reproduction techniques then in use such as cyanotype, the process of xerography used no liquid chemicals.
Cel shading or toon shading is a type of non-photorealistic rendering designed to make 3D computer graphics appear to be flat by using less shading color instead of a shade gradient or tints and shades. A cel shader is often used to mimic the style of a comic book or cartoon and/or give the render a characteristic paper-like texture. There are similar techniques that can make an image look like a sketch, an oil painting or an ink painting. The name comes from cels, clear sheets of acetate which are painted on for use in traditional 2D animation.
Photogravure is a process for printing photographs, also sometimes used for reproductive intaglio printmaking. It is a photo-mechanical process whereby a copper plate is grained and then coated with a light-sensitive gelatin tissue which had been exposed to a film positive, and then etched, resulting in a high quality intaglio plate that can reproduce detailed continuous tones of a photograph.
The Black Cauldron is a 1985 American animated dark fantasy adventure film produced by Walt Disney Productions in association with Silver Screen Partners II and released by Walt Disney Pictures. It is loosely based on the first two books in The Chronicles of Prydain by Lloyd Alexander, a series of five novels that are in turn based on Welsh mythology.
Lenticular printing is a technology in which lenticular lenses are used to produce printed images with an illusion of depth, or the ability to change or move as they are viewed from different angles.
Color printing or colour printing is the reproduction of an image or text in color.
A cel, short for celluloid, is a transparent sheet on which objects are drawn or painted for traditional, hand-drawn animation. Actual celluloid was used during the first half of the 20th century. Since it was flammable and dimensionally unstable, celluloid was largely replaced by cellulose acetate. With the advent of computer-assisted animation production, the use of cels has been all but obsolete in major productions. The Walt Disney Animation Studios stopped using cels in 1990, when Computer Animation Production System (CAPS) replaced this element in their animation process. In the next decade and a half, other animation studios phased cels out as well in favor of digital ink and paint.
The Computer Animation Production System (CAPS) was a proprietary collection of software, scanning camera systems, servers, networked computer workstations, and custom desks developed by The Walt Disney Company and Pixar in the late 1980s. Although outmoded by the mid-2000s, it succeeded in reducing labor costs for ink and paint and post-production processes of traditionally animated feature films produced by Walt Disney Animation Studios (WDAS). It also provided an entirely new palette of digital tools to the animation filmmakers.
Color motion picture film refers both to unexposed color photographic film in a format suitable for use in a motion picture camera, and to finished motion picture film, ready for use in a projector, which bears images in color.
Collotype is a gelatin-based photographic printing process invented by Alphonse Poitevin in 1855 to print images in a wide variety of tones without the need for halftone screens. The majority of collotypes were produced between the 1870s and 1920s. It was the first form of photolithography.
The Prince and the Pauper is a 1990 American animated comedy action-adventure featurette produced by Walt Disney Feature Animation and directed by George Scribner. Featuring the voice of Wayne Allwine as Mickey Mouse, it is inspired by Mark Twain's 1881 novel of the same name. It was Disney's final use of the traditional ink-and-paint and camera process for a theatrical product, before the CAPS digital-ink-and-paint process rendered the traditional techniques and equipment obsolete. It's also the final Mickey Mouse short to use the APT process. Some objects, such as the carriage, were created on computers before being printed out on paper and photocopied onto animation cels. The animation was given a watercolor look and based on Disney's style from the late 30s, influenced by Fred Moore.
Technicolor is a family of color motion picture processes. The first version, Process 1, was introduced in 1916, and improved versions followed over several decades.
Barrier-grid animation or picket-fence animation is an animation effect created by moving a striped transparent overlay across an interlaced image. The barrier-grid technique originated in the late 1890s, overlapping with the development of parallax stereography (Relièphographie) for 3D autostereograms. The technique has also been used for color-changing pictures, but to a much lesser extent.