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aggregator: move property member into private structure

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Our locking (or lack thereof) while accessing this also
looks generally quite dodgy.
This commit is contained in:
Tim-Philipp Müller 2014-12-31 18:16:21 +00:00
parent b813456233
commit c5e3fe807a
2 changed files with 23 additions and 17 deletions
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37
libs/gst/base/gstaggregator.c
View file

@ -247,6 +247,9 @@ struct _GstAggregatorPrivate
GstClockID aggregate_id;
GMutex src_lock;
GCond src_cond;
/* properties */
gint64 latency;
};
typedef struct
@ -542,7 +545,7 @@ gst_aggregator_wait_and_check (GstAggregator * self, gboolean * timeout)
if (GST_CLOCK_TIME_IS_VALID (latency_min)) {
time += latency_min;
} else {
time += self->latency;
time += self->priv->latency;
}
GST_DEBUG_OBJECT (self, "possibly waiting for clock to reach %"
@ -1075,6 +1078,7 @@ void
gst_aggregator_get_latency (GstAggregator * self, gboolean * live,
GstClockTime * min_latency, GstClockTime * max_latency)
{
GstClockTime our_latency;
GstClockTime min, max;
g_return_if_fail (GST_IS_AGGREGATOR (self));
@ -1088,10 +1092,11 @@ gst_aggregator_get_latency (GstAggregator * self, gboolean * live,
&& GST_CLOCK_TIME_IS_VALID (self->priv->sub_latency_max))
max += self->priv->sub_latency_max;
if (GST_CLOCK_TIME_IS_VALID (self->latency)) {
min += self->latency;
our_latency = self->priv->latency;
if (GST_CLOCK_TIME_IS_VALID (our_latency)) {
min += our_latency;
if (GST_CLOCK_TIME_IS_VALID (max))
max += self->latency;
max += our_latency;
}
if (live)
@ -1105,6 +1110,7 @@ gst_aggregator_get_latency (GstAggregator * self, gboolean * live,
static gboolean
gst_aggregator_query_latency (GstAggregator * self, GstQuery * query)
{
GstClockTime our_latency;
LatencyData data;
data.min = 0;
@ -1117,13 +1123,16 @@ gst_aggregator_query_latency (GstAggregator * self, GstQuery * query)
gst_aggregator_query_sink_latency_foreach, &data);
SRC_STREAM_UNLOCK (self);
if (data.live && GST_CLOCK_TIME_IS_VALID (self->latency) &&
self->latency > data.max) {
our_latency = self->priv->latency;
if (data.live && GST_CLOCK_TIME_IS_VALID (our_latency) &&
our_latency > data.max) {
GST_ELEMENT_WARNING (self, CORE, NEGOTIATION,
("%s", "Latency too big"),
("The requested latency value is too big for the current pipeline. "
"Limiting to %" G_GINT64_FORMAT, data.max));
self->latency = data.max;
self->priv->latency = data.max;
/* FIXME: shouldn't we g_object_notify() the change here? */
}
if (G_UNLIKELY (!GST_CLOCK_TIME_IS_VALID (data.min))) {
@ -1143,11 +1152,11 @@ gst_aggregator_query_latency (GstAggregator * self, GstQuery * query)
self->priv->latency_max = data.max;
/* add our own */
if (GST_CLOCK_TIME_IS_VALID (self->latency)) {
if (GST_CLOCK_TIME_IS_VALID (our_latency)) {
if (GST_CLOCK_TIME_IS_VALID (data.min))
data.min += self->latency;
data.min += our_latency;
if (GST_CLOCK_TIME_IS_VALID (data.max))
data.max += self->latency;
data.max += our_latency;
}
if (GST_CLOCK_TIME_IS_VALID (self->priv->sub_latency_min)
@ -1500,8 +1509,8 @@ gst_aggregator_set_latency_property (GstAggregator * self, gint64 latency)
latency = self->priv->latency_max;
}
changed = self->latency != latency;
self->latency = latency;
changed = (self->priv->latency != latency);
self->priv->latency = latency;
GST_OBJECT_UNLOCK (self);
if (changed)
@ -1528,7 +1537,7 @@ gst_aggregator_get_latency_property (GstAggregator * agg)
g_return_val_if_fail (GST_IS_AGGREGATOR (agg), -1);
GST_OBJECT_LOCK (agg);
res = agg->latency;
res = agg->priv->latency;
GST_OBJECT_UNLOCK (agg);
return res;
@ -1645,7 +1654,7 @@ gst_aggregator_init (GstAggregator * self, GstAggregatorClass * klass)
gst_element_add_pad (GST_ELEMENT (self), self->srcpad);
self->latency = 0;
self->priv->latency = DEFAULT_LATENCY;
g_mutex_init (&self->priv->setcaps_lock);
g_mutex_init (&self->priv->src_lock);

3
libs/gst/base/gstaggregator.h
View file

@ -138,9 +138,6 @@ struct _GstAggregator
/*< private >*/
GstAggregatorPrivate * priv;
/* properties */
gint64 latency;
gpointer _gst_reserved[GST_PADDING_LARGE];
};