Encyclopedia

2106 entries · Page 17 of 36

• Hot work

  Work such as welding, cutting, brazing, or grinding that can create flame, heat, or ignition-producing sparks.

• Hot-work permit

  Documented authorization for temporary flame, spark, or heat-producing work under defined fire controls.

• House count

  The number of audience members admitted, seated, sold, or present under a stated counting method.

• House lights

  General audience-area lighting controlled separately from stage or performance lighting.

• House manager report

  A post-event record of audience operations, timing, accessibility, incidents, staffing, and facility issues.

• House open

  The operational point at which the venue begins admitting the audience to the performance area.

• Hydration plan

  A worksite arrangement that provides accessible fluids and prompts regular drinking appropriate to heat and exertion.

• Hypercardioid microphone

  A highly directional microphone pattern with tighter side rejection and a larger rear lobe than supercardioid.

• Hypothermia

  A dangerous drop in core body temperature caused by cold, wetness, wind, or immersion.

• I-frame

  An independently coded picture within an interframe-compressed digital video stream.

• Idler pulley

  A pulley added to guide or support a line without providing the primary lifting function.

• IDLH

  An atmosphere posing immediate threat to life, irreversible health effects, or escape capability.

• IFB receiver

  A wired or wireless receiver supplying interruptible foldback, program, cues, or talkback to a listener.

• IFB transmitter

  A radio transmitter distributing program audio and cues to interruptible foldback receivers.

• Illustrator

  A film Illustrator visualizes characters, environments, vehicles, creatures, props, action, and key frames before they are built or photographed. Their images help the Director, Production Designer, departments, studios, and vendors evaluate ideas, communicate scale and mood, and make expensive design decisions earlier.

• Image sequence

  An ordered series of still files representing successive frames of moving picture.

• Image stabilization

  A post process reducing unwanted apparent camera movement by transforming successive frames.

• IMF

  Interoperable Master Format, a package structure for managing multiple versions and deliverables from a common source.

• Impulse response

  A recording or measurement describing how an acoustic space or system responds over time.

• In-ear monitor

  An earpiece-based monitoring system delivering a controlled performer mix directly to the ears.

• Incident report

  A timely factual record of an injury, illness, damage event, exposure, or other safety incident.

• Individual wrap

  The release of a particular performer or crew member while the wider company continues working.

• Industrial Scenic Artist

  An Industrial Scenic Artist applies durable coatings, primers, protective systems, large-scale textures, specialty finishes, and material simulations to production scenery using methods suited to demanding surfaces and environments. They prepare substrates, mix and apply products to specification, operate sprayers and access equipment, control ventilation and overspray, match approved samples, and document materials so finishes can be repaired or reproduced safely.

• Infrared listening system

  An assistive audio system transmitting modulated infrared light to audience receivers.

• Ingest

  The controlled intake of source media into a post-production storage and tracking system.

• Input list

  An ordered document naming each audio source and its channel, connector, microphone, stand, power, and patch requirements.

• Insect hazard

  Risk from bites, stings, infestation, or disease-bearing insects at a work location.

• Insert edit

  An edit placing source into a sequence while pushing later timeline material forward.

• Insert shot

  A close detail shot that isolates an object, action, or piece of information within a scene.

• Insert unit

  A specialized shooting unit assigned close details, objects, screens, hands, or other insert material.

• Integrated loudness

  A gated measurement representing average programme loudness over a defined duration.

• Interference tube

  The slotted acoustic tube on a shotgun microphone that increases directionality at higher frequencies.

• Interframe compression

  Compression that represents some frames using temporal relationships to other frames.

• Intermission

  A planned pause in a performance during which audience, performer, and technical operations change state.

• Interparty agreement

  A contract coordinating priority, security, notices, and remedies among a production’s financiers and key counterparties.

• Interrupting rating

  The maximum fault current an overcurrent device is designed to interrupt safely at a specified voltage.

• Intimacy Coordinator

  An Intimacy Coordinator supports clear consent, communication, choreography, and agreed boundaries for scenes involving nudity, simulated sex, or other hyper-exposed performance. They break down scene requirements with production, meet privately with performers, coordinate riders, modesty garments and closed-set protocols, help choreograph repeatable action, monitor continued consent, and remain available for concerns without overriding the performer or Director.

• Intimacy plan

  A consent-centered plan for choreographing and filming intimacy, nudity, or simulated sex.

• Intraframe codec

  A codec that encodes each frame independently rather than depending on surrounding frames.

• Intraframe compression

  Compression that encodes each frame substantially independently of neighboring frames.

• Iris motor

  A lens motor assigned to adjust aperture remotely during a shot or exposure transition.

• IRND filter

  A neutral-density filter engineered to reduce visible and infrared energy together.

• J-cut

  A split edit in which audio from the incoming shot or scene begins before its picture appears.

• Jam sync

  A workflow in which devices are set from a shared timecode source before recording.

• Jerk vest

  A concealed stunt harness used with a line to impart controlled movement to a performer.

• Jib shot

  A shot using a compact crane-like arm to arc or elevate the camera.

• Job hazard analysis

  A task-focused process that breaks work into steps, identifies hazards, and establishes controls before execution.

• JPEG 2000 cinema encoding

  The wavelet-based image compression used for picture essence in interoperable digital-cinema packages.

• Jump cut

  A visibly discontinuous cut between similar framings or moments that makes time or position appear to jump.

• Junior pin

  A nominal one-and-one-eighth-inch pin used with matching junior receivers for heavier fixtures and grip equipment.

• Junior receiver

  A cup-like one-and-one-eighth-inch mount that accepts compatible junior pins or stand spuds.

• Junior stand

  A heavy lighting stand fitted with a junior receiver for compatible fixtures and grip equipment.

• Kabuki drop

  A release system that drops a suspended curtain or scenic cloth rapidly on cue.

• Key Assistant Location Manager

  A Key Assistant Location Manager is the Location Manager’s senior field deputy. They may run an active site, supervise assistants and PAs, coordinate crew access and neighborhood communication, execute permit and site plans, manage company moves, document condition, and resolve daily location problems within delegated authority.

• Key Carpenter

  A Key Carpenter leads carpenters assigned to build, install, modify, repair, brace, strike, and restore production scenery. They interpret drawings and dimensions, plan assemblies and material cuts, assign work, coordinate wild walls and camera access, check fit and finish readiness, respond to set changes, and keep tools, hardware, crew movement, and completed structures organized.

• Key Costumer

  A Key Costumer leads the costumers who dress and maintain principal cast and set wardrobe. They organize daily looks and changes, assign performers, coordinate fittings and continuity, prepare trailers and racks, solve garment problems, and communicate the Costume Designer and Supervisor’s priorities to the working crew.

• Key Crafty

  A Key Crafty is a lead craft service worker who helps the department head coordinate daily purchasing, prep, station coverage, mobile rounds, restocking, sanitation, and assistant assignments. They may take responsibility for a unit or location, solve supply and access problems, monitor dietary needs and weather, and keep continuous refreshments operating when the Foreperson is handling broader logistics.

• Key Delivery Message

  A signed data object supplying decryption keys and permitted playback conditions for encrypted digital cinema content.

• Key Grip

  A Key Grip leads the grip department, which shapes and controls light, builds safe support and rigging, and provides camera-movement infrastructure. Working with the Cinematographer and Gaffer, the Key Grip plans crew, equipment, flags, frames, mounts, dollies, track, cranes, and specialized rigs for each setup.

• Key Hair Stylist

  A Key Hair Stylist is the Hair Department Head’s senior deputy, coordinating stylists, cast assignments, call times, stations, wigs, products, continuity, and set coverage. They may personally handle principal performers while keeping the team aligned with approved designs.

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