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videofilter: avoid holding object lock when calling basetransform function

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This commit is contained in:
Mark Nauwelaerts 2012-03-26 18:22:53 +02:00
parent a34cbc7637
commit 1ed37c8229
2 changed files with 21 additions and 15 deletions
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25
gst/videofilter/gstgamma.c
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@ -162,8 +162,8 @@ gst_gamma_set_property (GObject * object, guint prop_id, const GValue * value,
val);
GST_OBJECT_LOCK (gamma);
gamma->gamma = val;
gst_gamma_calculate_tables (gamma);
GST_OBJECT_UNLOCK (gamma);
gst_gamma_calculate_tables (gamma);
break;
}
default:
@ -194,20 +194,23 @@ gst_gamma_calculate_tables (GstGamma * gamma)
gint n;
gdouble val;
gdouble exp;
gboolean passthrough = FALSE;
GST_OBJECT_LOCK (gamma);
if (gamma->gamma == 1.0) {
gst_base_transform_set_passthrough (GST_BASE_TRANSFORM (gamma), TRUE);
return;
passthrough = TRUE;
} else {
exp = 1.0 / gamma->gamma;
for (n = 0; n < 256; n++) {
val = n / 255.0;
val = pow (val, exp);
val = 255.0 * val;
gamma->gamma_table[n] = (guint8) floor (val + 0.5);
}
}
gst_base_transform_set_passthrough (GST_BASE_TRANSFORM (gamma), FALSE);
GST_OBJECT_UNLOCK (gamma);
exp = 1.0 / gamma->gamma;
for (n = 0; n < 256; n++) {
val = n / 255.0;
val = pow (val, exp);
val = 255.0 * val;
gamma->gamma_table[n] = (guint8) floor (val + 0.5);
}
gst_base_transform_set_passthrough (GST_BASE_TRANSFORM (gamma), passthrough);
}
static void

11
gst/videofilter/gstvideobalance.c
View file

@ -156,13 +156,16 @@ gst_video_balance_is_passthrough (GstVideoBalance * videobalance)
static void
gst_video_balance_update_properties (GstVideoBalance * videobalance)
{
gboolean passthrough = gst_video_balance_is_passthrough (videobalance);
gboolean passthrough;
GstBaseTransform *base = GST_BASE_TRANSFORM (videobalance);
gst_base_transform_set_passthrough (base, passthrough);
GST_OBJECT_LOCK (videobalance);
passthrough = gst_video_balance_is_passthrough (videobalance);
if (!passthrough)
gst_video_balance_update_tables (videobalance);
GST_OBJECT_UNLOCK (videobalance);
gst_base_transform_set_passthrough (base, passthrough);
}
static void
@ -713,8 +716,8 @@ gst_video_balance_set_property (GObject * object, guint prop_id,
break;
}
gst_video_balance_update_properties (balance);
GST_OBJECT_UNLOCK (balance);
gst_video_balance_update_properties (balance);
if (label) {
GstColorBalanceChannel *channel =