av_solve_lls      150 libavcodec/lpc.c             av_solve_lls(&m[pass&1], 0.001, 0);
av_solve_lls      136 libavutil/lls.c         av_solve_lls(&m, 0.001, 0);
av_solve_lls       42 libavutil/lls.h void av_solve_lls(LLSModel *m, double threshold, int min_order);