Opus
E818774
Opus is a versatile, royalty-free audio codec designed for interactive speech and high-fidelity music streaming over the internet.
Statements (57)
| Predicate | Object |
|---|---|
| instanceOf |
audio codec
ⓘ
open standard ⓘ royalty-free codec ⓘ |
| basedOn |
CELT codec
NERFINISHED
ⓘ
SILK codec NERFINISHED ⓘ |
| bitrateRange | 6 kbps to 510 kbps ⓘ |
| combinesTechnologyFrom |
CELT
NERFINISHED
ⓘ
SILK NERFINISHED ⓘ |
| definedInRFC | RFC 6716 NERFINISHED ⓘ |
| designedFor |
VoIP
ⓘ
interactive speech ⓘ music streaming ⓘ online gaming voice chat ⓘ video conferencing ⓘ |
| fileFormatExtension | .opus ⓘ |
| licenseType | royalty-free ⓘ |
| maintainedBy |
IETF codec working group
NERFINISHED
ⓘ
Xiph.Org Foundation NERFINISHED ⓘ |
| mediaType | audio ⓘ |
| openSourceReferenceImplementation | libopus NERFINISHED ⓘ |
| predecessor |
CELT
NERFINISHED
ⓘ
SILK NERFINISHED ⓘ |
| releasedInYear | 2012 ⓘ |
| samplingRateRange | 8 kHz to 48 kHz ⓘ |
| standardizedBy |
Internet Engineering Task Force
ⓘ
surface form:
IETF
|
| supportsBandwidthMode |
fullband
GENERATED
ⓘ
narrowband GENERATED ⓘ superwideband GENERATED ⓘ wideband GENERATED ⓘ |
| supportsBitrateType |
constant bitrate
GENERATED
ⓘ
constrained variable bitrate GENERATED ⓘ variable bitrate GENERATED ⓘ |
| supportsChannelCount |
mono
GENERATED
ⓘ
multichannel GENERATED ⓘ stereo GENERATED ⓘ |
| supportsContainerFormat |
Matroska
NERFINISHED
ⓘ
Ogg ⓘ WebM NERFINISHED ⓘ |
| supportsFeature |
dynamic bitrate adaptation
ⓘ
forward error correction ⓘ low latency ⓘ packet loss concealment ⓘ speech and music auto-detection ⓘ |
| supportsFrameSizes |
10 ms
GENERATED
ⓘ
2.5 ms GENERATED ⓘ 20 ms GENERATED ⓘ 40 ms GENERATED ⓘ 5 ms GENERATED ⓘ 60 ms GENERATED ⓘ |
| supportsUseCase |
high-fidelity music
ⓘ
internet streaming ⓘ real-time communication ⓘ |
| usedIn |
Chrome
NERFINISHED
ⓘ
Discord NERFINISHED ⓘ Mozilla Firefox NERFINISHED ⓘ WebRTC NERFINISHED ⓘ WhatsApp NERFINISHED ⓘ |
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.