From b58e4abc01ea3f9a58fdeb4843b3c69ee88e1ff6 Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Mon, 2 Nov 2015 23:55:52 +0100
Subject: ao_alsa: treat SND_CHMAP_UNKNOWN as NA channel too

Apparently required by nVidia HDMI. It should not be, and NA would
definitely be more correct here, so this could be considered a driver
bug. Maybe.
---
 audio/out/ao_alsa.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'audio')

diff --git a/audio/out/ao_alsa.c b/audio/out/ao_alsa.c
index 30d0f249b9..75a11a85c3 100644
--- a/audio/out/ao_alsa.c
+++ b/audio/out/ao_alsa.c
@@ -275,6 +275,7 @@ static const int alsa_to_mp_channels[][2] = {
     {SND_CHMAP_RLC,     MP_SP(SDL)},
     {SND_CHMAP_MONO,    MP_SP(FC)},
     {SND_CHMAP_NA,      MP_SPEAKER_ID_NA},
+    {SND_CHMAP_UNKNOWN, MP_SPEAKER_ID_NA},
     {SND_CHMAP_LAST,    MP_SPEAKER_ID_COUNT}
 };
 
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