From bf30ae3ad654e3f21d2bdacd76f6bcc5d635e40c Mon Sep 17 00:00:00 2001 From: Jingning Han Date: Tue, 30 Apr 2019 10:36:54 -0700 Subject: [PATCH] Fix the use of uninitialized value in qsort Search within the effective transform coefficient window. Change-Id: If432eaab5ffca1cdfe57ee23052bf5dc60a2f893 --- vp9/encoder/vp9_encoder.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/vp9/encoder/vp9_encoder.c b/vp9/encoder/vp9_encoder.c index 55cfd13c6..9ec273c21 100644 --- a/vp9/encoder/vp9_encoder.c +++ b/vp9/encoder/vp9_encoder.c @@ -4912,7 +4912,7 @@ static void set_mb_wiener_variance(VP9_COMP *cpi) { coeff[0] = 0; for (idx = 1; idx < coeff_count; ++idx) coeff[idx] = abs(coeff[idx]); - qsort(coeff, coeff_count, sizeof(*coeff), qsort_comp); + qsort(coeff, coeff_count - 1, sizeof(*coeff), qsort_comp); // Noise level estimation median_val = coeff[coeff_count / 2]; -- 2.49.0