X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=blobdiff_plain;f=plugins%2Fdfsound%2Falsa.c;h=6b9f83eacecebf9a9975916ca361307a178f8314;hp=1c02d3725e0a4759e38cfc9be9d4aa270621180a;hb=8a55ebcc07d4f860633db8c77bb9e16bcfa03313;hpb=1b908f9e6e455d3eecf3b9a9236405c29764c0f8

diff --git a/plugins/dfsound/alsa.c b/plugins/dfsound/alsa.c
index 1c02d372..6b9f83ea 100644
--- a/plugins/dfsound/alsa.c
+++ b/plugins/dfsound/alsa.c
@@ -16,6 +16,7 @@
  ***************************************************************************/
 
 #include <stdio.h>
+#include <string.h>
 #define ALSA_PCM_NEW_HW_PARAMS_API
 #define ALSA_PCM_NEW_SW_PARAMS_API
 #include <alsa/asoundlib.h>
@@ -184,11 +185,31 @@ static int alsa_busy(void)
 // FEED SOUND DATA
 static void alsa_feed(void *pSound, int lBytes)
 {
+ char sbuf[4096];
+
  if (handle == NULL) return;
 
  if (snd_pcm_state(handle) == SND_PCM_STATE_XRUN)
-  snd_pcm_prepare(handle);
- snd_pcm_writei(handle,pSound, lBytes / 4);
+  {
+   memset(sbuf, 0, sizeof(sbuf));
+   snd_pcm_prepare(handle);
+   snd_pcm_writei(handle, sbuf, sizeof(sbuf) / 4);
+   snd_pcm_writei(handle, sbuf, sizeof(sbuf) / 4);
+   snd_pcm_writei(handle, sbuf, sizeof(sbuf) / 4);
+  }
+ else
+  {
+   int l = snd_pcm_avail(handle);
+   if (l < lBytes / 4)
+    {
+     if (l == 0)
+      return;
+
+     lBytes = l * 4;
+    }
+  }
+
+ snd_pcm_writei(handle, pSound, lBytes / 4);
 }
 
 void out_register_alsa(struct out_driver *drv)