From 04776cedec8210e859ab96adbee9c41de2dee6b3 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 21 Jun 2014 23:04:20 +0200 Subject: [PATCH] avfilter/avf_showspectrum: fix macro () Signed-off-by: Michael Niedermayer --- libavfilter/avf_showspectrum.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavfilter/avf_showspectrum.c b/libavfilter/avf_showspectrum.c index fc32834e5e..4a4b4f4c7a 100644 --- a/libavfilter/avf_showspectrum.c +++ b/libavfilter/avf_showspectrum.c @@ -323,8 +323,8 @@ static int plot_spectrum_column(AVFilterLink *inlink, AVFrame *insamples, int nb av_rdft_calc(s->rdft, s->rdft_data[ch]); /* fill a new spectrum column */ -#define RE(y, ch) s->rdft_data[ch][2 * y + 0] -#define IM(y, ch) s->rdft_data[ch][2 * y + 1] +#define RE(y, ch) s->rdft_data[ch][2 * (y) + 0] +#define IM(y, ch) s->rdft_data[ch][2 * (y) + 1] #define MAGNITUDE(y, ch) hypot(RE(y, ch), IM(y, ch)) /* initialize buffer for combining to black */