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QLab 4

Projects in Video, Audio, and Lighting Control

Used from Broadway to Britain's West End, QLab software is the tool of choice for many of the world's most prominent sound, projection, and integrated media designers. QLab 4: Projects in Video, Audio, and Lighting Control is a project-based book on QLab software covering sound, video, lighting, and show control. Les mer
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Used from Broadway to Britain's West End, QLab software is the tool of choice for many of the world's most prominent sound, projection, and integrated media designers. QLab 4: Projects in Video, Audio, and Lighting Control is a project-based book on QLab software covering sound, video, lighting, and show control. With information on audio, video, and lighting system basics and the more advanced functions of QLab such as show control, network capabilities, projection mapping, video effects, and cue cart integration, each chapter's specific projects will allow you to learn the software's capabilities at your own pace. In addition to the text, a companion website hosts project files, instructional videos, and more.

Fakta

Innholdsfortegnelse

Foreword





Acknowledgements





Preface





PART I: QLab Basics





Chapter 1. What's new in Version 4













Workflow Changes



Cue Templates


Record Cue Sequence


Paste Cue Properties


Batch Editing






New Playback Options



Cue Triggers


Negative Post-Wait


New Fade Curve Shape and Audio Domain






Integrated Lighting Control







Cue Carts







Audio Improvements



64-channel output


Mic Cues


Precision Slice Control






Video Improvements



HAP codec cupport


Copy/Paste Surface Geometry


Set durations for Still Images and Text Cues






QLab Remote



Brand new design


Adjust video surface control points


Access to Light Levels in Inspector


Cart Integration


Create and reorder cues






Summary













Chapter 2. Getting to Know QLab 4





2.1 QLab 4 System Recommendations


RAM


Processor (CPU)


GPU


Hard Drive


2.2 Understanding QLab 4 Licensing





How do licenses work?


The Free Version


Professional Licenses


Rent-to-Own


Academic Licensing


Site Licenses


Using QLab 3


2.3 Installing the Software


2.4 Adding a License


Removing Licenses


Modernizing you QLab 3 Licenses





2.5 Organization and Workflow


2.6 Templates


2.7 Workspace Settings


A. General


Cue Triggering


Go button settings


Panic duration


Cue numbering & Auto-load


Lock playhead


Cue Row Sizing


B. Audio


C. Video


D. Light


E. Network


F. MIDI


G. Cue Templates


H. Key Map


I. MIDI & OSC Controls





2.8 QLab Preferences


At Launch


Updates


Send Aggregate Usage Data


Disabling OS Features


Audio Device Buffering


Broadcast Mode


Logging Level





2.9 Preparing your computer for running a show


Design Tips: Using Terminal


Internet Related Concerns


Delete All Extraneous Software


Disable Notifications


Disable Screen Saver


Disable Spotlight


Disable Time Machine


Video Concerns


Design Tips: Backup Systems and Saving Protocol





Chapter 3. Understanding the QLab Workspace





3.1 Understanding Cues and the Cue Structure


What is a Cue?


Design Tips: Using Time Display Modes


How do Cues operate?


Cue Lists


Cue Sequences


Playback Position





3.2 The Workspace


A. Go/ Standby / Notes Field


B. Toolbar


C. The Main Cue List


Design Tips: Toolbox and Load to Time


D. The Inspector


The Basics Tab


The Triggers Tab


Design Tips: Assigning a MIDI Trigger


New Trigger Settings


E. The Workspace Footer


Edit / Show Mode


Cue and Cue List Count


Warnings Panel


Cue Lists, Carts, and Active Cues Sidebar


Status Window


Settings





3.3 Adding Cues





3.4 Setting Targets for Cues





3.5 Navigation and Quick Keys


Design Tips: Searching the Workspace





3.6 Paste Cue Properties





3.7 The Tools Menu


Load to Time


Renumber Selected Cues


Delete Number of Selected Cues


Jump to Cue


Jump to Selected Cues' Target


Record Cue Sequence


Live Fade Preview


Highlight Related Cues


Black out and Restore Desktop Backgrounds





A. Fade Tools


Set Parameters from target


Set audio levels from target


Set video geometry from target


Revert fade action








3.8 The Window Menu


Audition Window


Override Controls


Lighting Controls (Light Dashboard, Light Patch, Light Library, DMX Status)


Timecode Window





3.9 Cue Carts











PART II: QLab Audio Control








Chapter 4. QLab and Audio Basics





4.1 Audio Systems





4.2 Basic Audio Equipment & Terminology


Microphone


Input Source


Mixing Console


Signal Processors


Amplifier


Speaker





4.3 Understanding Basic Signal Flow: Input / Output





4.3 Understanding Software Signal Flow


Audio File


Audio Cue


Inputs


Crosspoints


Levels Faders (Cue Outputs)


Audio Patch


Audio Device Output Routing





4.4 A Word About Audio Devices





4.5 Audio System Configurations


Basic Stereo Playback with Multiple Speakers


Multichannel Playback System with External Signal Processing


Multichannel Playback System with QLab Signal Processing


Design Tips: Redundant Systems








Chapter 5. Setting up QLab with your Audio System





5.1 The Multichannel Sound System





5.2 Audio Settings


Volume Limits


Mic Settings





5.3 Cue Templates


Audio Output Patch


The Matrix Mixer


Inputs


Crosspoints


Cue Outputs


Setting Level Faders


Master Fader


Design Tips: Balancing Audio Output


Default, Silent, & Gangs





5.4 Editing Audio Patches


Audio Patch Editor: Cue Outputs


Audio Patch Editor: Device Routing


Crosspoints


Audio Patch Editor: Device Outputs





5.4 Setting up QLab with an Audio Device





5.5 Customizing Your Audio Patches


Project 5.1 - Setting up your System





5.6 Audio Device Volume Levels


5.7 Audio Effects and How to Use Them


Audio Effects and Cue Outputs


Project 5.2 - Creating a Reverb Send in QLab





5.8 Using Multichannel Audio Files








Chapter 6. Audio Cues





6.1 Inserting an Audio Cue





6.2 Inspector: Basics





6.3 Inspector: Triggers


Affecting Other Cues





6.4 Inspector: Time & Loops


The Waveform Display


Waveform Zoom


Design Tips: Multi-Touch Gestures


Preview Cue


Times, Loops, and Slices


Design Tips: Looping Sliced Tracks


Integrated Volume Levels and Playback Rate


Controlling Playback Rate


Project 6.1 - Manipulating Start / End Times


Project 6.2 - Adding Slices


Project 6.3 - Manipulating Playback Rate





6.5 Inspector: Audio Levels


Audio Output Patch & Device Edit


Set Default Levels


Set All Levels Silent


Assign Gangs


Visible Channels


Audio Levels & Crosspoint Matrix





6.6 Inspector: Audio Trim





6.7 Inspector: Audio Effects


Project 6.4 - Editing with Audio Effects





Chapter 7. Mic Cues





7.1 Understanding the Mic Cue


Signal Flow


Buffering





7.2 Setting up Your Audio Device


Design Tips: Getting to Know Your Equipment


Mic Settings


Mic Patch


Device Routing





7.3 Inserting and Editing the Mic Cue


Inspector: Basics


Inspector: Triggers


Inspector: Audio Levels


Audio Input & Output Patch


Visible Channels


Default Levels


Set All to Silent


Assign Gangs


Levels & Crosspoint Matrix


Inspector: Audio Trim


Inspector: Audio Effects





7.4 Audio Effects and Mic Cues


Cue Output


Project 7.1 - Creating a Global EQ Send with Cue Outputs


Device Output


Project 7.2 - Assigning an Audio Effect to a Device Output





Chapter 8. Fade Cues





8.1 Inserting and Editing Audio Fade Cues


Design Tips: Cue Naming





8.2 Inspector: Basics





8.3 Inspector: Triggers





8.4 Inspector: Curve Shape


Audio Domains


Fade Cue Duration


Reset to Default Shape





8.5 Inspector: Audio Levels


Fade Type: Absolute vs. Relative


Stop Target When Done


Design Tips: Fading Group Cues


Levels and Crosspoint Matrix


Set From Target / Set All Silent


Assign Gangs


Live Preview





8.6 Inspector: Audio Effects


Fade Rate


Stop Target When Done


Set Audio Effects from Target


Audio Fade Cue Summary


Project 8.1 - Pitch Bend to Replicate a Reel-to-Reel Malfunction





8.7 Mic Fade Cues


Inserting a Mic Fade Cue


Basics, Triggers, & Curve Shape


Audio Levels


Audio Effects





8.8 Manual Fades


Project 8.2 - Creating a Zero-Count Fade Cue





8.9 Automatic Fades


Project 8.3 - Automated Fade-In and Fade-Out of an Audio Cue





8.10 Panning


Project 8.4 - Panning via Fade Cue





8.11 Ducking Audio


Project 8.5 - Ducking Audio





8.12 Copy/Paste Fade Parameters





8.13 Exploring Trim








Chapter 9. Control Cues





9.1 Start, Stop, and Pause Cues


Start Cue


Stop Cue


Pause Cue





9.2 Load Cue


Design Tips: Load Cues and Playback Position





9.3 Reset Cue





9.4 Devamp Cue


Project 9.1 - Vamping an Audio Cue with Loops


Project 9.2 - Vamping an Audio Cue with Slices





9.5 GoTo and Target Cues


GoTo Cue


Target Cue





9.6 Arm and Disarm Cues





9.7 Wait Cue





9.8 Memo Cue





9.9 Script Cue


Design Tips: Hotkey Safety


Project 9.3 - Creating a Hotkey Activated Script Cue





Chapter 10. Group Cues





10.1 Understanding Group Cues





10.2 Inserting and Editing Group Cues





10.3 Inspector: Basics





10.4 Inspector: Triggers





10.5 Inspector: Mode





10.6 Workspace Function


Cue Name


Notes


Hiding Group Cue Contents





10.7 Group Cue Projects


Project 10.1 - Using a Group Cue to Create a Playlist


Project 10.2 - Simultaneous Playback of Children





Chapter 11. Cue Carts





11.1 Understanding Cue Carts





11.2 Creating a Cue Cart





11.2 Inserting Cues into Carts





11.3 Cue Cart Setup: Inspector


Basics


Triggers


Grid Size





11.4 How to Use Cue Carts





11.6 Integrating the QLab Remote


PROJECT 11.1 - Using a Cue Cart for Flexible Playback








Part III: QLab Video Control





Chapter 12. QLab Video System Basics





12.1 Understanding Video Systems


Video Playback Systems


Video Reinforcement Systems





12.2 Video System Components


1. The Digital Video Camera


2. Computer


3. Interface Connections


4. Output Devices





12.3 Understanding Video Signal Flow


Video / Image File / Video Feed


Video Cue / Camera Cue


Video Surface Patch


Design Tips: Surface Control


Output Device


Audio





12.4 Hardware Considerations


The Bottleneck Dilemma


Data Path


Hard Drive / Data Storage


External Storage


The Need for Multiple Drives


RAM


CPU


QLab Video CPU Usage


Regarding Codecs and Compression


Video Card


vRAM


GPU


Output





12.5 Connecting to a Video Display


What Kind of Connector(s) are Needed?


Cable runs


Signal Amplifiers





12.6 Graphics Expansion Devices





Chapter 13. Video System Preferences and Setup





13.1 Workspace settings: Video Surfaces


Video Surfaces


Adding Surfaces


Duplicating Surfaces





13.2 Editing Surfaces


Editing the Single-Screen Surface


Surface Name and Dimensions


Editor Canvas


Screens


Individual Screen Controls


Surface Controls





13.3 Creating and Editing New Surfaces


Tools of the Trade: Remote Control for Your Workspace





13.4 Setting up a Graphics Expansion Device with QLab


Project 13.1 - Plug-and-Play Setup


Project 13.2 - Individual Screen Control with an Expansion Module





13.5 Creating a Surface with Edge Blending


Project 13.3 - Creating a Surface with Edge Blending





13.6 Workspace Settings: Camera


Camera Patch Settings


Tools of the Trade: Syphon Output








Chapter 14. Video, Camera, and Text Cues





14.1 Inserting a Video Cue





14.2 Inspector: Basics


Cue Info


Design Tips: A Word About FileFormats





14.3 Inspector: Triggers





14.4 Inspector: Display & Geometry


The Video Stage


Video Surface


Mode: Full Surface


Mode: Custom Geometry


Design Tips: Rotation Options


Project 14.1 Fade Controls for Video Cues


Project 14.2 Animating Image Rotation with Fade Cues


Project 14.3 Using the Anchor to Your Advantage





14.5 Inspector: Time & Loops


Waveform Display


Preview Cue


Times, Loops, and Slices


Integrated Fade Envelope & Playback Rate





14.6 Inspector: Audio Levels, Audio Trim, and Audio Effects





14.7 Inspector: Video Effects


Tools of the Trade: Quartz Composer





14.8 Camera Cues





14.9 Inspector: Basics and Triggers





14.10 Inspector: Display & Geometry


Camera


Video Surface


Video Display Mode


Layer and Opacity


Project 14.4 - Creating a Ghostly Effect





14.11 Inspector: Video Effects


Quartz composer Integration





14.12 Text Cues


Inspector: Text





14.13 Text Cue Projects


Project 14.4 - Sing along lyrics


Project 14.5 - Intergalactic Title Effects





Chapter 15. Video Effects





15.1 Video Effects Presets: Color and Exposure


Color Controls


Exposure


Gamma


Sepia Monochrome


Tools of the Trade: macOS Color Picker


Min Max Invert


White Point





15.2 Video Effects Presets: Titles


Font Placement


Blend Mode


Font Name


Font Size


Show Cue Image


Text


Color





15.3 Video Effects Presets: Blur / Sharpen


Box / Disc / Gaussian Blurs


Motion Blur


Sharpen Luminance


Unsharp Mask


Zoom Blur





15.4 Video Effects Presets: Textures & Edge Effects


Pixellation


Screen


Bloom and Gloom


CMYK Halftone


Color Posterize


Crystallize and Pointillize


Edge Work


Kaleidoscope


Median and Comics Effect


Noise Reduction





15.5 Video Effects Presets: Distortion Effects


Circle Splash / Hole Distortion


Pinch / Bump Distortion


Torus / Lens Distortion


Twirl / Circular Wrap / Vortex


Glass Lozenge





15.6 Video Effects Presets: Tiles


Op Tile


Perspective Tile


Quad Tiles


Reflected Tiles


Rotated Tiles





15.7 Video Effects Presets: Custom Compositions


Tools of the Trade: Syphon Recorder





15.8 Video Effects Projects


Project 15.1 - Video Effects and Fade Cues


Project 15.2 - Combining Video Effects








Chapter 16. Projection Mapping and Surfaces





16.1 Mapping vs. Masking


Design Tips: Gradation and Masks





16.2 Overlapping geometric Surfaces


Project 16.1 - Creating Surfaces for Overlapping Geometric Areas





16.3 Mapping on Non-planar surfaces


Project 16.2 - Mapping to 3-Dimensional Surfaces


Tools of the Trade: MadMapper





16.4 Masking Made Easy


Project 16.3 - Using QLab as a Masking Tool








Part IV: QLab Lighting Control





Chapter 17 QLab Lighting System Basics





17.1 Understanding Lighting systems


Power


Control


Lighting Instruments / Accessories / DMX-Controlled Devices


What is DMX?


What is an Address?





17.2 Understanding Lighting Consoles


Input / Output


Channels


Master Control


Submasters and Groups


Playback


Palettes


Effects





17.3 QLab as a Lighting Controller


How QLab Communicates


Channels


Master Control


Submasters and Groups


Playback


Palettes


Effects


Summary





Chapter 18 Preparing to Cue Lights





18.1 Network Setup


Design Tips: A Word About Polling





18.2 Adding Your Lights


Patch


MIDI Control


Groups





18.3 Definitions & Light Library


Light Library





18.4 Putting it All Together


Setting up Your Lights





Chapter 19 Light Cues





19.1 Inserting a Light Cue





19.2 Inspector: Basics & Triggers





19.3 Inspector: Levels


Command Line


Add Command


Prune Commands


Safe Sort Commands


The Lighting Commands List


Design Tips: Live vs. Blind Programming


Collating Effects





19.4 Inspector: Curve Shape





19.5 The Light Dashboard





19.6 The DMX Status Window





19.6 Understanding Lighting Command Language


Selection Ranges & Passing


Pulling Values


Up Arrow


Ad-hoc Groups





19.7 Cueing Examples


Project 19.1 - Creating a Chase Effect





Part V: QLab Show Control and Networking








Chapter 20 Show Control Systems


20.1 Terminology


Entertainment Control Systems


Show Control


Network





20.2 Entertainment Control Systems


Sound Control Systems


MIDI Keyboards / Sequencers


Sound Mixers


Timecode


Lighting Control Systems


Lighting Controller


Dimmers


Circuits


Lighting Instruments


Video/Projection Systems


Video Playback Software


Video Servers


Projectors / Displays


Dowsers


Timecode


Additional Control Systems





20.3 Show Control Systems


Sound Control Systems


Lighting Control Systems


Video / Projections Control Systems


20.4 Show Control Considerations





Chapter 21 Understanding OSC and Network Cues





21.1 What is OSC?





21.2 OSC Settings


Settings: Network


Design Tips: Networking Options





21.3 Network Cues


Inspector: Basics and Triggers


Inspector: Settings


OSC Messages


Commands


QLab Messages


Playback Control Commands


Parameter-Change Commands


UDP Messages





21.4 OSC and Cue Carts


Project 21.1 - Creating a Cue Cart Interface


Tools of the Trade: OSCulator





Chapter 22 QLab and MIDI





22.1 MIDI Basics





22.2 What is MIDI Show Control?





22.3 QLab and MIDI


Workspace Settings: MIDI Controls


Workspace Settings: MID


Design Tips: MIDI Across Network





22.4 MIDI Cues


Inspector: Basics & Triggers


Inspector: Settings


MIDI Destination


Message Type





22.5 MIDI Voice Message





22.6 MIDI Show Control (MSC)


General Commands


Sound Control Commands





22.7 MIDI SysEx





22.8 MIDI File Cue


Tools of the Trade: Go Box








Chapter 23 Timecode





23.1 How Timecode Works





23.2 Timecode Settings





23.3 Triggering Cues from Timecode





23.4 Timecode Cues