lvqcl wrote: > libFLAC have three SSE-accelerated functions > FLAC__lpc_compute_autocorrelation_asm_ia32_sse_lag_N (N = 4, 8, 12). > They require lpc_order less than N. > The best compression preset (flac -8) uses lpc_order up to 12; it means > that during encoding FLAC also uses unaccelerated C function. > > I'm not very familiar with asm so I took > FLAC__lpc_compute_autocorrelation_asm_ia32_sse_lag_12, changed it and > wrote function ..._sse_lag_16. According to my tests 'flac -8' encoding > became 5% faster. The output files are identical to the output of 64-bit FLAC. > > But as I said I'm not familiar with assembler so please check it.
Unfortunately this patch doesn't apply. How was it generated? Would it be possible to send a patch generated by Git because those usually do work. Erik -- ---------------------------------------------------------------------- Erik de Castro Lopo http://www.mega-nerd.com/ _______________________________________________ flac-dev mailing list flac-dev@xiph.org http://lists.xiph.org/mailman/listinfo/flac-dev
