[FFmpeg-cvslog] avfilter/af_sofalizer: do not reduce LFE by 6dB

[Paul B Mahol]

ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Mon Dec 24 15:19:37 2018 +0100| [84d1adb118a7ee69b99a73a8d9f856f23d8f6a06] | committer: Paul B Mahol

avfilter/af_sofalizer: do not reduce LFE by 6dB

It is already reduced enough.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=84d1adb118a7ee69b99a73a8d9f856f23d8f6a06
---

 libavfilter/af_sofalizer.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavfilter/af_sofalizer.c b/libavfilter/af_sofalizer.c
index 90eb3534a4..6512a0ee53 100644
--- a/libavfilter/af_sofalizer.c
+++ b/libavfilter/af_sofalizer.c
@@ -919,8 +919,8 @@ static int config_input(AVFilterLink *inlink)
         inlink->max_samples = s->framesize;
     }
 
-    /* gain -3 dB per channel, -6 dB to get LFE on a similar level */
-    s->gain_lfe = expf((s->gain - 3 * inlink->channels - 6 + s->lfe_gain) / 20 * M_LN10);
+    /* gain -3 dB per channel */
+    s->gain_lfe = expf((s->gain - 3 * inlink->channels + s->lfe_gain) / 20 * M_LN10);
 
     s->n_conv = inlink->channels;