From 998c42c4a1420ef91eb92019d015acf18e7326d5 Mon Sep 17 00:00:00 2001
From: Grigori Goronzy <greg@blackbox>
Date: Fri, 15 Jan 2010 23:01:36 +0000
Subject: [PATCH] Backport ALSA fix, r3990.

Originally committed to SVN as r3991.
---
 aegisub/src/audio_player_alsa.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/aegisub/src/audio_player_alsa.cpp b/aegisub/src/audio_player_alsa.cpp
index d985ea057..904f11cf7 100644
--- a/aegisub/src/audio_player_alsa.cpp
+++ b/aegisub/src/audio_player_alsa.cpp
@@ -223,6 +223,9 @@ void AlsaPlayer::SetUpAsync()
 	// And free struct again
 	snd_pcm_sw_params_free(sw_params);
 
+	// Prepare for playback
+	snd_pcm_prepare(pcm_handle);
+
 	// Attach async handler
 	if (snd_async_add_pcm_handler(&pcm_callback, pcm_handle, async_write_handler, this) < 0) {
 		throw _T("ALSA player: Failed attaching async handler");