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Adaptive Bitrate
Application Programming Interface
Common Media Application Format
Common Media Client Data
Common Media Server Data
Content Delivery Network
Coordinated Universal Time
Digital Rights Management
Encoder Boundary Point
Event Message

Tag: QoS

Quality of Service

Measure of underlying technical aspects or characteristics of media streaming (ITU.T P.10 item 6.212), including: performance, availability. Poor QoS can impact PVQ and/or QoE. In

Quality of Experience

Quality of Experience is a measure of overall delight or annoyance of viewer’s media streaming experience (ITU.T P.10 item 6.209). Many factors can impact QoE,

Perceptual Video Quality

Measure of visual quality of video content as perceived by viewers. Poor PVQ can impact QoE. Poor QoS can impact PVQ. The perceived video quality

Mean Time to Resolution

The average time it takes to resolve an issue. In media streaming context, the issue can impact streaming QoS, PQ or QoE.

Mean Time To Detection

The average time it takes to detect an issue. In media streaming context, the issue can impact streaming QoS, PQ or QoE.

Digital Rights Management

Digital Rights Management is the use of keys and certificates to authorize playback of a video stream to a specific user and/or device over IP


A manifest refers to a text file that describes other files that can be fetched as part of Adaptive Bitrate Streaming (ABR). A master manifest

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