What is it all about?
Opus is a freely open diverse audio codec. opus uses Linear Prediction(LP) and Modified Discrete Cosine Transform (MDCT), to reach a great compression performance from peech to high quality stereo music. In addition is also designed for storageand streaming applications. working according to IETF standart.
Key Features
* Bitrates from 6 kb/s to 510 kb/s * Sampling rates from 8 kHz (narrowband) to 48 kHz (fullband) * Frame sizes from 2.5 ms to 60 ms * Support for both constant bitrate (CBR) and variable bitrate (VBR) * Audio bandwidth from narrowband to fullband * Support for speech and music * Support for mono and stereo * Support for up to 255 channels (multistream frames) * Dynamically adjustable bitrate, audio bandwidth, and frame size * Good loss robustness and packet loss concealment (PLC) * Floating point and fixed-point implementation
Resources
Resource Type |
Link |
|---|---|
| tutorial | http://tools.ietf.org/html/rfc6716 |
| wikipedia | https://en.wikipedia.org/wiki/Opus_(audio_format) |
Pricing
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Free
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Description
Free
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