My Kendryte K210 based Sipeed MAIX have arrived. I think there is a systolic processor on the chip, besides the RISC-V, it's possible that could help LPCnet.
On Mon, Apr 1, 2019 at 11:37 AM glen english <g...@cortexrf.com.au> wrote: > Hi David > > thanks for the info. > > a modern mobile phone varies about 8:1 in what they can do, and also > they are not designed for continuous all core grunt without a thermal > issue, ---they're designed for lots of grunt for very short periods to > satisfy UI requirements (that is being responsive to touch commands and > provide complex UIs). > > The only thing that hard on a phone that can run continuously without > havign a thermal meltdown is the video decoder/encoder which is a > dedicated hardware subsystem on the device. > > So,I will write to Jean-Marc and and ask some questions. I am looking at > some nextgen codec hardware build and might see just how much is > required. Seems like it will be the top of the available envelope. > > Exciting though, a new approach to things... > > > cheers > > On 1/04/2019 9:53 PM, David Rowe wrote: > > About 3 GLOPs and 1.2E6 floating point weights, Jean-Marc has recently > > summarised here: > > > > https://people.xiph.org/~jm/demo/lpcnet_codec/ > > > > Runs in real time OK on a modern mobile phone or x86 from the last > > decade (AVX or better). > > > > - David > > > > On 01/04/19 20:17, glen english wrote: > >> Hi David > >> > >> Great work on LPCnet/codec2 > >> > >> have you got any idea yet on how many FP ADDS and FP MULS and FPMACS, > >> (or integer precision?) or sizes of matricies that need solving (how > >> sparse ????) , that it will take for a minimal and runnable LPCNET so > >> far? I think the last you you wrote was no good on Pi 3 (unsurprising) > >> but 20% of a Haswell at 3 GHz ? Also, what size memory are you > >> regularly accessing (to get an idea of the data-set size that influences > >> cache misses and cost) ? > >> > >> cheers > >> > >> glen > >> > >> > >> > >> > >> > >> > >> _______________________________________________ > >> Freetel-codec2 mailing list > >> Freetel-codec2@lists.sourceforge.net > >> https://lists.sourceforge.net/lists/listinfo/freetel-codec2 > > > > _______________________________________________ > > Freetel-codec2 mailing list > > Freetel-codec2@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/freetel-codec2 > > > > > _______________________________________________ > Freetel-codec2 mailing list > Freetel-codec2@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/freetel-codec2 >
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