From 41f5b73903636e95cf74774331e9af7fd2fbc1e1 Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Fri, 29 Sep 2023 17:32:56 +0200
Subject: [PATCH] avfilter/f_ebur128: do not print summary log if nothing was
 processed

---
 libavfilter/f_ebur128.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavfilter/f_ebur128.c b/libavfilter/f_ebur128.c
index ca47a58334..a921602b44 100644
--- a/libavfilter/f_ebur128.c
+++ b/libavfilter/f_ebur128.c
@@ -1059,6 +1059,7 @@ static av_cold void uninit(AVFilterContext *ctx)
         ebur128->lra_high -= ebur128->pan_law;
     }
 
+    if (ebur128->nb_channels > 0) {
     av_log(ctx, AV_LOG_INFO, "Summary:\n\n"
            "  Integrated loudness:\n"
            "    I:         %5.1f LUFS\n"
@@ -1082,6 +1083,7 @@ static av_cold void uninit(AVFilterContext *ctx)
     PRINT_PEAK_SUMMARY("Sample", ebur128->sample_peak, SAMPLES);
     PRINT_PEAK_SUMMARY("True",   ebur128->true_peak,   TRUE);
     av_log(ctx, AV_LOG_INFO, "\n");
+    }
 
     av_freep(&ebur128->y_line_ref);
     av_freep(&ebur128->x);