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More intelligent clock offset and sync.

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Original commit message from CVS:
More intelligent clock offset and sync.
This commit is contained in:
Wim Taymans 2002-04-28 13:25:08 +00:00
parent 872fa1d897
commit ca8b0275ca
2 changed files with 17 additions and 3 deletions
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6
sys/oss/gstossclock.c
View file

@ -117,7 +117,11 @@ gst_oss_clock_get_internal_time (GstClock *clock)
oss_clock->adjust -= diff2 - diff1;
}
//g_print ("diff %lld %lld %lld %lld %lld %lld\n", diff1, diff2, time1, time2, diff2 - diff1, oss_clock->adjust);
/*
g_print ("diff %lld %lld %lld %lld %lld %lld\n",
diff1, diff2, time1, time2, diff2 - diff1, oss_clock->adjust);
*/
return time2 + oss_clock->adjust;
}

14
sys/oss/gstosssink.c
View file

@ -222,13 +222,19 @@ gst_osssink_get_time (GstClock *clock, gpointer data)
{
GstOssSink *osssink = GST_OSSSINK (data);
gint delay;
gint offset = 0;
if (!osssink->bps)
return 0;
/* if we have a start time, use offset */
if (osssink->offset >= 0LL) {
offset = osssink->offset;
}
ioctl (osssink->fd, SNDCTL_DSP_GETODELAY, &delay);
return osssink->offset + (osssink->handled - delay) * 1000000LL / osssink->bps;
return offset + (osssink->handled - delay) * 1000000LL / osssink->bps;
}
static void
@ -467,7 +473,10 @@ gst_osssink_chain (GstPad *pad, GstBuffer *buf)
if (osssink->clock) {
/* FIXME, NEW_MEDIA/DISCONT?. Try to get our start point */
if (osssink->offset == -1LL && buftime != -1LL) {
/* g_print ("%lld %lld %lld\n", osssink->offset, buftime, gst_clock_get_time (osssink->clock)); */
GST_INFO (GST_CAT_PLUGIN_INFO,
"osssink: clock at offset: %lld, new offset %lld at time %lld\n",
osssink->offset, buftime, gst_clock_get_time (osssink->clock));
osssink->offset = buftime;
osssink->handled = 0;
gst_element_clock_wait (GST_ELEMENT (osssink), osssink->clock, buftime);
@ -483,6 +492,7 @@ gst_osssink_chain (GstPad *pad, GstBuffer *buf)
osssink->handled += tosend;
} */
write (osssink->fd, data, size);
osssink->handled += size;
}
/* no clock, try to be as fast as possible */
else {