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basesrc: catch, parse and store QoS event values

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Catch, parse and store the QoS values from QoS events for later use.
This commit is contained in:
Wim Taymans 2010-03-18 13:41:35 +01:00
parent d576c1105e
commit ba34494ce3
1 changed files with 33 additions and 0 deletions
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33
libs/gst/base/gstbasesrc.c
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@ -165,6 +165,8 @@
#include <stdlib.h>
#include <string.h>
#include <gst/gst_private.h>
#include "gstbasesrc.h"
#include "gsttypefindhelper.h"
#include <gst/gstmarshal.h>
@ -237,6 +239,11 @@ struct _GstBaseSrcPrivate
/* pending tags to be pushed in the data stream */
GList *pending_tags;
/* QoS *//* with LOCK */
gboolean qos_enabled;
gdouble proportion;
GstClockTime earliest_time;
};
static GstElementClass *parent_class = NULL;
@ -1659,6 +1666,21 @@ gst_base_src_seekable (GstBaseSrc * src)
return FALSE;
}
static void
gst_base_src_update_qos (GstBaseSrc * src,
gdouble proportion, GstClockTimeDiff diff, GstClockTime timestamp)
{
GST_CAT_DEBUG_OBJECT (GST_CAT_QOS, src,
"qos: proportion: %lf, diff %" G_GINT64_FORMAT ", timestamp %"
GST_TIME_FORMAT, proportion, diff, GST_TIME_ARGS (timestamp));
GST_OBJECT_LOCK (src);
src->priv->proportion = proportion;
src->priv->earliest_time = timestamp + diff;
GST_OBJECT_UNLOCK (src);
}
static gboolean
gst_base_src_default_event (GstBaseSrc * src, GstEvent * event)
{
@ -1680,6 +1702,17 @@ gst_base_src_default_event (GstBaseSrc * src, GstEvent * event)
case GST_EVENT_FLUSH_STOP:
result = gst_base_src_set_flushing (src, FALSE, TRUE, TRUE, NULL);
break;
case GST_EVENT_QOS:
{
gdouble proportion;
GstClockTimeDiff diff;
GstClockTime timestamp;
gst_event_parse_qos (event, &proportion, &diff, &timestamp);
gst_base_src_update_qos (src, proportion, diff, timestamp);
result = TRUE;
break;
}
default:
result = TRUE;
break;