[xine-cvs] CVS: xine-lib/src/xine-engine audio_decoder.c,1.72,1.73 video_decoder.c,1.84,1.85

[Miguel F. <mig...@us...>]

Update of /cvsroot/xine/xine-lib/src/xine-engine
In directory usw-pr-cvs1:/tmp/cvs-serv10579/src/xine-engine

Modified Files:
	audio_decoder.c video_decoder.c 
Log Message:
- dxr3 cleanup from Michael Roitzsch <ama...@fr...>
- audio fifo size adjust


Index: audio_decoder.c
===================================================================
RCS file: /cvsroot/xine/xine-lib/src/xine-engine/audio_decoder.c,v
retrieving revision 1.72
retrieving revision 1.73
diff -u -r1.72 -r1.73
--- audio_decoder.c	29 Apr 2002 23:32:00 -0000	1.72
+++ audio_decoder.c	24 May 2002 22:09:44 -0000	1.73
@@ -266,7 +266,14 @@
     return;
   }
   
-  this->audio_fifo = fifo_buffer_new (50, 8192);
+  /* The fifo size is based on dvd playback where buffers are filled
+   * with 2k of data. With 230 buffers and a typical audio data rate
+   * of 1.8 Mbit/s (four ac3 streams), the fifo can hold about 2 seconds
+   * of audio, wich should be enough to compensate for drive delays.
+   * We provide buffers of 8k size instead of 2k for demuxers sending
+   * larger chunks.
+   */
+  this->audio_fifo = fifo_buffer_new (230, 8192);
   this->audio_channel_user = -1;
   this->audio_channel_auto = 0;
   this->audio_type = 0;

Index: video_decoder.c
===================================================================
RCS file: /cvsroot/xine/xine-lib/src/xine-engine/video_decoder.c,v
retrieving revision 1.84
retrieving revision 1.85
diff -u -r1.84 -r1.85
--- video_decoder.c	29 Apr 2002 23:32:00 -0000	1.84
+++ video_decoder.c	24 May 2002 22:09:45 -0000	1.85
@@ -282,6 +282,13 @@
   struct sched_param   pth_params;
   int		       err;
 
+  /* The fifo size is based on dvd playback where buffers are filled
+   * with 2k of data. With 500 buffers and a typical video data rate
+   * of 4 Mbit/s, the fifo can hold about 2 seconds of video, wich
+   * should be enough to compensate for drive delays.
+   * We provide buffers of 8k size instead of 2k for demuxers sending
+   * larger chunks.
+   */
   this->video_fifo = fifo_buffer_new (500, 8192);
 
   pthread_attr_init(&pth_attrs);