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ges: Handle setting child property on container directly in the structured based interface

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This commit is contained in:
Thibault Saunier 2015-02-19 12:34:21 +01:00
parent 5d7b37112f
commit 2ffa9477e9
1 changed files with 63 additions and 9 deletions
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72
ges/ges-structured-interface.c
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@ -20,6 +20,9 @@
#include "ges-structured-interface.h"
#define LAST_CONTAINER_QDATA g_quark_from_string("ges-structured-last-container")
#define LAST_CHILD_QDATA g_quark_from_string("ges-structured-last-child")
gboolean
_ges_add_remove_keyframe_from_struct (GESTimeline * timeline,
GstStructure * structure, GError ** error)
@ -236,6 +239,11 @@ _ges_add_clip_from_struct (GESTimeline * timeline, GstStructure * structure,
layer_priority);
}
if (res) {
g_object_set_qdata (G_OBJECT (timeline), LAST_CONTAINER_QDATA, clip);
g_object_set_qdata (G_OBJECT (timeline), LAST_CHILD_QDATA, NULL);
}
gst_object_unref (layer);
beach:
@ -257,8 +265,14 @@ _ges_container_add_child_from_struct (GESTimeline * timeline,
gboolean res = TRUE;
container_name = gst_structure_get_string (structure, "container-name");
container =
GES_CONTAINER (ges_timeline_get_element (timeline, container_name));
if (container_name == NULL) {
container = g_object_get_qdata (G_OBJECT (timeline), LAST_CONTAINER_QDATA);
} else {
container =
GES_CONTAINER (ges_timeline_get_element (timeline, container_name));
}
g_return_val_if_fail (GES_IS_CONTAINER (container), FALSE);
id = gst_structure_get_string (structure, "asset-id");
@ -307,6 +321,8 @@ _ges_container_add_child_from_struct (GESTimeline * timeline,
res = ges_container_add (container, child);
if (res == FALSE) {
g_error_new (GES_ERROR, 0, "Could not add child to container");
} else {
g_object_set_qdata (G_OBJECT (timeline), LAST_CHILD_QDATA, child);
}
beach:
@ -322,23 +338,61 @@ _ges_set_child_property_from_struct (GESTimeline * timeline,
const gchar *property_name, *element_name;
element_name = gst_structure_get_string (structure, "element-name");
element = ges_timeline_get_element (timeline, element_name);
if (!GES_IS_TRACK_ELEMENT (element)) {
if (element_name == NULL)
element = g_object_get_qdata (G_OBJECT (timeline), LAST_CHILD_QDATA);
else
element = ges_timeline_get_element (timeline, element_name);
property_name = gst_structure_get_string (structure, "property");
if (property_name == NULL) {
const gchar *name = gst_structure_get_name (structure);
if (g_str_has_prefix (name, "set-"))
property_name = &name[4];
else {
gchar *struct_str = gst_structure_to_string (structure);
*error =
g_error_new (GES_ERROR, 0, "Could not find any property name in %s",
struct_str);
g_free (struct_str);
return FALSE;
}
}
if (element) {
if (!ges_track_element_lookup_child (GES_TRACK_ELEMENT (element),
property_name, NULL, NULL))
element = NULL;
}
if (!element) {
element = g_object_get_qdata (G_OBJECT (timeline), LAST_CONTAINER_QDATA);
if (element == NULL) {
*error =
g_error_new (GES_ERROR, 0,
"Could not find anywhere to set property: %s", property_name);
return FALSE;
}
}
if (!GES_IS_TIMELINE_ELEMENT (element)) {
*error =
g_error_new (GES_ERROR, 0, "Could not find TrackElement %s",
element_name);
g_error_new (GES_ERROR, 0, "Could not find child %s", element_name);
return FALSE;
}
property_name = gst_structure_get_string (structure, "property");
value = gst_structure_get_value (structure, "value");
GST_DEBUG ("%s Setting %s property to %p",
element->name, property_name, value);
ges_track_element_set_child_property (GES_TRACK_ELEMENT (element),
property_name, (GValue *) value);
ges_timeline_element_set_child_property (element, property_name,
(GValue *) value);
return TRUE;
}