Apple M8728Z/A User Manual - Page 251
contact printing, cut list, device control, digital intermediate DI, downconverted video
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contact printing A film printing method in which the emulsion sides of the original camera negative and the print stock are in contact as the negative is projected onto the print stock. Creates an image that is reversed in color and light (for example, black becomes white and white becomes black). cut list A text file that sequentially lists the edits that make up your program. The negative cutter uses the cut list to conform the original camera negative. The cut list is a type of film list you can export from Final Cut Pro using Cinema Tools. Also known as an assemble list. device control Technology that allows Final Cut Pro to control an external hardware device, such as a video deck or camera. DF See drop frame timecode . digital intermediate (DI) A film workflow that does not rely on conforming the original camera negative for the final output. Generally, the film is scanned and processed at a high enough quality that the final output can be directly sent to a film printer or distributed as digital video. This term is also used even if the source for the video is a high-quality digital camera such as the RED ONE and no film is involved at all. downconverted video Video created by converting high definition video (such as 24p) to standard definition video (NTSC or PAL). DPX image sequence Digital Picture Exchange (DPX) image sequences are often referred to by their resolution. For example, DPX image sequences with 2048 horizontal pixels are referred to as 2K resolution, and DPX image sequences with 4096 horizontal pixels are referred to as 4K resolution. The video is actually a set of still images, one per frame, within a folder. The images are played back in sequence at their specified frame rate. DPX image sequences are often used as part of a DI workflow. Cinema Tools uses the folder name as the reel name and extracts the timecode from each image. See also digital intermediate (DI). drop frame timecode NTSC timecode that skips ahead in time by two frame numbers each minute, except for minutes ending in "0," so that the end timecode total agrees with the actual elapsed clock time. (Timecode numbers are skipped, but actual video frames are not skipped.) This skipping corrects for NTSC's actual frame rate of 29.97 fps, which results in an inaccuracy of 3 seconds and 18 frames per hour in comparison to actual elapsed time when non-drop frame timecode is used. To avoid confusion, drop frame timecode should be avoided in film-based productions. See also non-drop frame timecode . dropped frames Frames that are not captured. If computer performance is impeded or if the scratch disk is not fast enough, frames may be dropped during the capture process. When a frame is dropped during capture, the frame before it is repeated. Dropped frames can result in an incorrect cut list and interfere with the reverse telecine process. Glossary 251