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tee: add property to control the alloc pad

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Add a property to control the pad used for proxying the buffer_alloc function on
the sinkpad.
Fixes #577891.
This commit is contained in:
Olivier Crete 2009-04-09 18:27:21 +02:00 committed by Wim Taymans
parent 1b4b1a5b1f
commit 376bed78ce
1 changed files with 25 additions and 0 deletions
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25
plugins/elements/gsttee.c
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@ -82,6 +82,7 @@ enum
PROP_SILENT,
PROP_LAST_MESSAGE,
PROP_PULL_MODE,
PROP_ALLOC_PAD,
};
static GstStaticPadTemplate tee_src_template = GST_STATIC_PAD_TEMPLATE ("src%d",
@ -195,6 +196,10 @@ gst_tee_class_init (GstTeeClass * klass)
"Behavior of tee in pull mode", GST_TYPE_TEE_PULL_MODE,
DEFAULT_PULL_MODE,
G_PARAM_CONSTRUCT | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_ALLOC_PAD,
g_param_spec_object ("alloc-pad", "Allocation Src Pad",
"The pad used for gst_pad_alloc_buffer", GST_TYPE_PAD,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gstelement_class->request_new_pad =
GST_DEBUG_FUNCPTR (gst_tee_request_new_pad);
@ -294,6 +299,7 @@ activate_failed:
tee->allocpad = NULL;
gst_object_unref (srcpad);
GST_OBJECT_UNLOCK (tee);
g_object_notify (G_OBJECT (tee), "alloc-pad");
return NULL;
}
}
@ -312,6 +318,7 @@ gst_tee_release_pad (GstElement * element, GstPad * pad)
if (tee->allocpad == pad)
tee->allocpad = NULL;
GST_OBJECT_UNLOCK (tee);
g_object_notify (G_OBJECT (tee), "alloc-pad");
/* wait for pending pad_alloc to finish */
GST_TEE_DYN_LOCK (tee);
@ -348,6 +355,18 @@ gst_tee_set_property (GObject * object, guint prop_id, const GValue * value,
case PROP_PULL_MODE:
tee->pull_mode = g_value_get_enum (value);
break;
case PROP_ALLOC_PAD:
{
GstPad *pad = g_value_get_object (value);
GST_OBJECT_LOCK (pad);
if (GST_OBJECT_PARENT (pad) == GST_OBJECT_CAST (object))
tee->allocpad = pad;
else
GST_WARNING_OBJECT (object, "Tried to set alloc pad %s which"
" is not my pad", GST_OBJECT_NAME (pad));
GST_OBJECT_UNLOCK (pad);
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -381,6 +400,9 @@ gst_tee_get_property (GObject * object, guint prop_id, GValue * value,
case PROP_PULL_MODE:
g_value_set_enum (value, tee->pull_mode);
break;
case PROP_ALLOC_PAD:
g_value_set_object (value, tee->allocpad);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -442,6 +464,9 @@ retry:
GST_DEBUG_PAD_NAME (pad));
/* we have a buffer, keep the pad for later and exit the loop. */
tee->allocpad = pad;
GST_OBJECT_UNLOCK (tee);
g_object_notify (G_OBJECT (tee), "alloc-pad");
GST_OBJECT_LOCK (tee);
break;
}
/* no valid buffer, try another pad */