From 7ce914fb5a4ae974985368ce98db4031c034d513 Mon Sep 17 00:00:00 2001 From: Mans Rullgard Date: Fri, 8 Jul 2011 15:01:05 +0100 Subject: [PATCH] lls: use av_lfg instead of rand() in test program Signed-off-by: Mans Rullgard --- libavutil/lls.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/libavutil/lls.c b/libavutil/lls.c index eba7375854..b29fc968da 100644 --- a/libavutil/lls.c +++ b/libavutil/lls.c @@ -118,24 +118,27 @@ double av_evaluate_lls(LLSModel *m, double *param, int order) #ifdef TEST -#include #include +#include +#include "lfg.h" int main(void) { LLSModel m; int i, order; + AVLFG lfg; + av_lfg_init(&lfg, 1); av_init_lls(&m, 3); for (i = 0; i < 100; i++) { double var[4]; double eval; - var[0] = (rand() / (double) RAND_MAX - 0.5) * 2; - var[1] = var[0] + rand() / (double) RAND_MAX - 0.5; - var[2] = var[1] + rand() / (double) RAND_MAX - 0.5; - var[3] = var[2] + rand() / (double) RAND_MAX - 0.5; + var[0] = (av_lfg_get(&lfg) / (double) UINT_MAX - 0.5) * 2; + var[1] = var[0] + av_lfg_get(&lfg) / (double) UINT_MAX - 0.5; + var[2] = var[1] + av_lfg_get(&lfg) / (double) UINT_MAX - 0.5; + var[3] = var[2] + av_lfg_get(&lfg) / (double) UINT_MAX - 0.5; av_update_lls(&m, var, 0.99); av_solve_lls(&m, 0.001, 0); for (order = 0; order < 3; order++) {