From 9b15c99aa13acdbb3e86fbb3395ad107b436fdaa Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Sun, 12 Jul 2015 19:33:34 +0200
Subject: demux: handle Matroska-style replaygain tags as well

Matroska doesn't follow the usual ReplayGain conventions, and doesn't
distinguish between track/album values.

Fixes #2128.
---
 demux/demux.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/demux/demux.c b/demux/demux.c
index 6f20795425..d936f51fd4 100644
--- a/demux/demux.c
+++ b/demux/demux.c
@@ -813,6 +813,14 @@ static void demux_export_replaygain(demuxer_t *demuxer)
     {
         apply_replaygain(demuxer, &rg);
     }
+
+    if (!decode_gain(demuxer, "REPLAYGAIN_GAIN", &rg.track_gain) &&
+        !decode_peak(demuxer, "REPLAYGAIN_PEAK", &rg.track_peak))
+    {
+        rg.album_gain = rg.track_gain;
+        rg.album_peak = rg.track_peak;
+        apply_replaygain(demuxer, &rg);
+    }
 }
 
 // Copy all fields from src to dst, depending on event flags.
-- 
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