[opus] preskip and seeking suing Opus

Timothy B. Terriberry tterribe at xiph.org
Thu Aug 15 05:36:29 PDT 2013


Bob Estes wrote:
> If, say, I want to skip ahead in an Opus bitstream, can I start decoding
> at any intra frame without artifacts?

Also, to be clear, there is no such thing as an intra frame in Opus. 
Even CELT mode with intra-coded band energy and no pitch filter has a 
pre-emphasis stage that uses state from the last frame.


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