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hoene_07_2004_paper
2016 Jun 10
0
Patches for adding 120 ms encoding
...s the only reason to have larger frames is on bandwidth limited links having a gross (physical) bit rates of 10kbps per channel.
Decades ago I calculated with figure (for AMR-NB but the same holds for Opus).
https://www.tkn.tu-berlin.de/fileadmin/fg112/Hard_Software_Components/Software/hoene_07_2004_paper.pdf
Von: Felicia Lim [mailto:flim at google.com]
Gesendet: Freitag, 10. Juni 2016 16:59
An: Christian Hoene <christian.hoene at symonics.com>
Betreff: Re: [opus] Patches for adding 120 ms encoding
Yes, that's right. In that case, a longer frame size means that we can reduce hea...
2016 Jun 02
3
Patches for adding 120 ms encoding
On 06/01/2016 02:06 PM, Felicia Lim wrote:
> That was my intention with refactoring out the subframe encoding and
> repacketizing bit. Or do you mean I should merge the explicit check for
> 120 ms frame and the existing checks for 40/60 ms wideband?
What I mean is that this line in opus_encoder.c:
if (frame_size > st->Fs/50 && (st->mode == MODE_CELT_ONLY ||