From 7ad645eb7e3e181d0230c42ae03185ccb1296a0f Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Wed, 16 Feb 2022 20:20:53 +0100
Subject: avfilter/af_surround: fix oversight with inverse rdft initialization

---
 libavfilter/af_surround.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libavfilter')

diff --git a/libavfilter/af_surround.c b/libavfilter/af_surround.c
index 56c29548eb..c5657e405d 100644
--- a/libavfilter/af_surround.c
+++ b/libavfilter/af_surround.c
@@ -277,7 +277,7 @@ static int config_output(AVFilterLink *outlink)
     for (ch = 0; ch < outlink->channels; ch++) {
         float iscale = 1.f;
 
-        av_tx_init(&s->irdft[ch], &s->itx_fn, AV_TX_FLOAT_RDFT, 0, s->buf_size, &iscale, 0);
+        av_tx_init(&s->irdft[ch], &s->itx_fn, AV_TX_FLOAT_RDFT, 1, s->buf_size, &iscale, 0);
         if (!s->irdft[ch])
             return AVERROR(ENOMEM);
     }
-- 
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