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Dictionary
Are you getting pummelled with three-letter acronyms and unsure that people are actually talking about? This section is for you! We aim to cover as much ground as possible in the broadcast and media industry. If you spot something missing, then please drop a note to dictionary@realitech.tv and we will try to add it.
Term | Meaning |
|---|---|
AAC | Advanced Audio Coding |
ABR | Adaptive Bit Rate |
AV1 | AOMedia Video 1 |
AVC | Advanced Video Coding |
AWS | Amazon Web Services |
CAE | Content-Aware Encoding |
CBC | Cipher Block Chaining |
CBP | Commercial Break Pattern |
CBR | Constant Bit Rate |
CC | Closed Captions |
CDN | Content Delivery Network |
CENC | Common Encryption |
CIRR | Connection Induced Rebuffering Ratio |
CMAF | Common Media Application Format |
CSAI | Client-Side Ad Insertion |
CTR | Counter Encryption Mode |
DAI | Dynamic Ad Insertion |
DASH | Dynamic Adaptive Streaming over HTTP |
DRM | Digital Rights Management |
DSP | Demand-Side Platform |
EAC3 | Enhanced AC-3 Audio |
EC2 | Amazon Elastic Compute Cloud |
EMSG | Event Message Box |
ESAM | Real-time Event Signalling and Management API |
FAST | Free Ad-Supported Television |
FMP4 | Fragmented MP4 |
FairPlay | FairPlay DRM |
GCP | Google Cloud Platform |
HD | High Definition |
HDCP | High-bandwidth Digital Content Protection |
HDMI | High-Definition Multimedia Interface |
HDR | High Dynamic Range |
HEVC | High Efficiency Video Coding |
HLS | HTTP Live Streaming |
HSS | HTTP Smooth Streaming |
ID3 | Metadata container |
MCR | Master Control Room |
MOOF | Movie Fragment Box |
MOOV | MOOV atom, provides metadata in an MP4 container |
MP4 | MPEG-4 Part 14 |
MXF | Material Exchange Format |
Marlin | Marlin DRM |
PDL | Progressive Download |
PlayReady | PlayReady DRM |
RTB | Real-Time Bidding |
RTMP | Real-Time Messaging Protocol |
S3 | Amazon Simple Storage Service |
SCTE-104 | Society of Cable Telecommunications Engineers Standard 104 |
SCTE-35 | Society of Cable Telecommunications Engineers Standard 35 |
SD | Standard Definition |
SDI | Serial Digital Interface |
SDR | Standard Dynamic Range |
SSAI | Server-Side Ad Insertion |
SSP | Supply-Side Platform |
TDI | Test-Driven Integration |
TTML | Timed Text Markup Language |
UHD | Ultra High Definition |
VAST | Video Ad Serving Template |
VBR | Variable Bit Rate |
VMAP | Video Multiple Ad Playlist |
VPF | Video Playback Failure |
VSF | Video Start Failure |
VST | Video Start Time |
Widevine | Widevine DRM |
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