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videobalance: Make property access threadsafe

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This commit is contained in:
Sebastian Dröge 2010-04-18 22:19:55 +02:00
parent 5f396b9a71
commit 37de42977a
1 changed files with 10 additions and 2 deletions
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12
gst/videofilter/gstvideobalance.c
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@ -177,9 +177,11 @@ static void
gst_video_balance_update_properties (GstVideoBalance * videobalance)
{
gboolean passthrough = gst_video_balance_is_passthrough (videobalance);
GstBaseTransform *base = GST_BASE_TRANSFORM (videobalance);
gst_base_transform_set_passthrough (GST_BASE_TRANSFORM (videobalance),
passthrough);
GST_BASE_TRANSFORM_LOCK (base);
base->passthrough = passthrough;
GST_BASE_TRANSFORM_UNLOCK (base);
if (!passthrough)
gst_video_balance_update_tables (videobalance);
@ -317,7 +319,9 @@ gst_video_balance_transform_ip (GstBaseTransform * base, GstBuffer * outbuf)
if (size != videobalance->size)
goto wrong_size;
GST_OBJECT_LOCK (videobalance);
videobalance->process (videobalance, data);
GST_OBJECT_UNLOCK (videobalance);
done:
return GST_FLOW_OK;
@ -501,6 +505,7 @@ gst_video_balance_colorbalance_set_value (GstColorBalance * balance,
g_return_if_fail (GST_IS_VIDEO_FILTER (vb));
g_return_if_fail (channel->label != NULL);
GST_OBJECT_LOCK (vb);
if (!g_ascii_strcasecmp (channel->label, "HUE")) {
new_val = (value + 1000.0) * 2.0 / 2000.0 - 1.0;
changed = new_val != vb->hue;
@ -520,6 +525,7 @@ gst_video_balance_colorbalance_set_value (GstColorBalance * balance,
}
gst_video_balance_update_properties (vb);
GST_OBJECT_UNLOCK (vb);
gst_color_balance_value_changed (balance, channel,
gst_color_balance_get_value (balance, channel));
@ -580,6 +586,7 @@ gst_video_balance_set_property (GObject * object, guint prop_id,
gdouble d;
const gchar *label = NULL;
GST_OBJECT_LOCK (balance);
switch (prop_id) {
case PROP_CONTRAST:
d = g_value_get_double (value);
@ -619,6 +626,7 @@ gst_video_balance_set_property (GObject * object, guint prop_id,
}
gst_video_balance_update_properties (balance);
GST_OBJECT_UNLOCK (balance);
if (label) {
GstColorBalanceChannel *channel =