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List of codecs
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====General/Speech hybrid==== * [[Unified Speech and Audio Coding]] (USAC, [[MPEG-D]] Part 3, ISO/IEC 23003-3) ** exhale (encoder only; open source) ** FFmpeg (decoder only; open source)<ref>[https://www.phoronix.com/news/FFmpeg-7.1-Released FFmpeg 7.1 Released With VVC Decoder Promoted To Stable, Vulkan H.264/H.265 Encode]. Phoronix. 30 September 2024.</ref> * IETF standards: ** [[Opus (codec)|Opus]] (RFC 6716){{snd}} based on SILK vocoder and CELT codec *** libopus *** FFmpeg (decoding and experimental encoding) * IETF [[Internet Draft]] ** IPMR Speech Codec<ref>[https://tools.ietf.org/html/draft-spiritdsp-ipmr-01 IPMR Speech Codec - draft-spiritdsp-ipmr-01.txt] IETF</ref> - used in [[Spirit DSP]]'s TeamSpirit Voice&Video Engine<ref>[https://web.archive.org/web/20100130060347/http://www.spiritdsp.com/products/voice-video-engine-pc.php TeamSpirit Voice&Video Engine PC]. Spirit DSP</ref>
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