From 47d2be3056fa43ac936e5e40f0ce83df45d3be36 Mon Sep 17 00:00:00 2001 From: Muhammad Faiz Date: Mon, 10 Oct 2016 02:27:31 +0700 Subject: [PATCH] avfilter/firequalizer: fix blackman window calculation Signed-off-by: Muhammad Faiz --- libavfilter/af_firequalizer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavfilter/af_firequalizer.c b/libavfilter/af_firequalizer.c index 6a9c64187e..72a7ff42c1 100644 --- a/libavfilter/af_firequalizer.c +++ b/libavfilter/af_firequalizer.c @@ -369,7 +369,7 @@ static int generate_kernel(AVFilterContext *ctx, const char *gain, const char *g win = 0.53836 + 0.46164 * cos(u); break; case WFUNC_BLACKMAN: - win = 0.48 + 0.5 * cos(u) + 0.02 * cos(2*u); + win = 0.42 + 0.5 * cos(u) + 0.08 * cos(2*u); break; case WFUNC_NUTTALL3: win = 0.40897 + 0.5 * cos(u) + 0.09103 * cos(2*u);