From f7d7ce4717a1331b17d3b09d4ad92feeb1f4b5a3 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Thu, 26 Nov 2020 13:13:42 +0100 Subject: avfilter/af_acrossover: add missing inverter as last step --- libavfilter/af_acrossover.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'libavfilter/af_acrossover.c') diff --git a/libavfilter/af_acrossover.c b/libavfilter/af_acrossover.c index f4b45d4b60..11785e017d 100644 --- a/libavfilter/af_acrossover.c +++ b/libavfilter/af_acrossover.c @@ -315,6 +315,15 @@ static int filter_channels(AVFilterContext *ctx, void *arg, int jobnr, int nb_jo biquad_process(lp, dst, lsrc, nb_samples); } } + + for (int band = 0; band < ctx->nb_outputs && s->filter_count & 1; band++) { + if (band & 1) { + double *dst = (double *)frames[band]->extended_data[ch]; + + for (int n = 0; n < nb_samples; n++) + dst[n] *= -1.; + } + } } return 0; -- cgit v1.2.3