static gboolean
gst_app_src_query (GstBaseSrc * src, GstQuery * query)
{
GstAppSrc *appsrc = GST_APP_SRC_CAST (src);
GstAppSrcPrivate *priv = appsrc->priv;
gboolean res;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_LATENCY:
{
GstClockTime min, max;
gboolean live;
/* Query the parent class for the defaults */
res = gst_base_src_query_latency (src, &live, &min, &max);
/* overwrite with our values when we need to */
g_mutex_lock (priv->mutex);
if (priv->min_latency != -1)
min = priv->min_latency;
if (priv->max_latency != -1)
max = priv->max_latency;
g_mutex_unlock (priv->mutex);
gst_query_set_latency (query, live, min, max);
break;
}
default:
res = GST_BASE_SRC_CLASS (parent_class)->query (src, query);
break;
}
return res;
}
static gboolean
gst_app_src_query (GstBaseSrc * src, GstQuery * query)
{
GstAppSrc *appsrc = GST_APP_SRC_CAST (src);
GstAppSrcPrivate *priv = appsrc->priv;
gboolean res;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_LATENCY:
{
GstClockTime min, max;
gboolean live;
/* Query the parent class for the defaults */
res = gst_base_src_query_latency (src, &live, &min, &max);
/* overwrite with our values when we need to */
g_mutex_lock (&priv->mutex);
if (priv->min_latency != -1)
min = priv->min_latency;
if (priv->max_latency != -1)
max = priv->max_latency;
g_mutex_unlock (&priv->mutex);
gst_query_set_latency (query, live, min, max);
break;
}
case GST_QUERY_SCHEDULING:
{
gst_query_set_scheduling (query, GST_SCHEDULING_FLAG_SEEKABLE, 1, -1, 0);
gst_query_add_scheduling_mode (query, GST_PAD_MODE_PUSH);
switch (priv->stream_type) {
case GST_APP_STREAM_TYPE_STREAM:
case GST_APP_STREAM_TYPE_SEEKABLE:
break;
case GST_APP_STREAM_TYPE_RANDOM_ACCESS:
gst_query_add_scheduling_mode (query, GST_PAD_MODE_PULL);
break;
}
res = TRUE;
break;
}
default:
res = GST_BASE_SRC_CLASS (parent_class)->query (src, query);
break;
}
return res;
}
