From b263a6618e8ba45dc3f596f10a60ae444e0d5f5f Mon Sep 17 00:00:00 2001
From: cladisch <cladisch@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Mon, 13 Mar 2006 10:50:37 +0000
Subject: To avoid a bug in ALSA's rate plugin that causes spurious overruns,
 try to disable it so that mplayer's resampler is used.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@17850 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 libao2/ao_alsa.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'libao2/ao_alsa.c')

diff --git a/libao2/ao_alsa.c b/libao2/ao_alsa.c
index bff2cb6270..8136315b5c 100644
--- a/libao2/ao_alsa.c
+++ b/libao2/ao_alsa.c
@@ -533,6 +533,18 @@ static int init(int rate_hz, int channels, int format, int flags)
 	  return(0);
 	}
 
+      /* workaround for buggy rate plugin (should be fixed in ALSA 1.0.11)
+         prefer our own resampler */
+#if SND_LIB_VERSION >= 0x010009
+      if ((err = snd_pcm_hw_params_set_rate_resample(alsa_handler, alsa_hwparams,
+						     0)) < 0)
+	{
+	  mp_msg(MSGT_AO,MSGL_ERR,"alsa-init: unable to disable resampling: %s\n",
+		 snd_strerror(err));
+	  return(0);
+	}
+#endif
+
       if ((err = snd_pcm_hw_params_set_rate_near(alsa_handler, alsa_hwparams, 
 						 &ao_data.samplerate, NULL)) < 0) 
         {
-- 
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