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extractable: Make extractable_set_asset return a boolean

Browse source 
WARNING: This is a minor API breakage, it should be harmless
and allows us to let users know whether changing setting the
asset worked or no.
This commit is contained in:
Thibault Saunier 2014-09-26 17:44:12 +02:00
parent 0cdec2c2d0
commit bc7a465fcd
3 changed files with 24 additions and 6 deletions
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14
ges/ges-extractable.c
View file

@ -71,6 +71,7 @@ ges_extractable_default_init (GESExtractableInterface * iface)
ges_extractable_get_real_extractable_type_default;
iface->get_parameters_from_id = extractable_get_parameters_from_id;
iface->set_asset = NULL;
iface->set_asset_full = NULL;
iface->get_id = extractable_get_id;
iface->register_metas = NULL;
iface->can_update_asset = FALSE;
@ -98,13 +99,15 @@ ges_extractable_get_asset (GESExtractable * self)
* @asset: (transfer none): The #GESAsset to set
*
* Method to set the asset which instantiated the specified object
*
* Return: %TRUE if @asset could be set %FALSE otherwize
*/
void
gboolean
ges_extractable_set_asset (GESExtractable * self, GESAsset * asset)
{
GESExtractableInterface *iface;
g_return_if_fail (GES_IS_EXTRACTABLE (self));
g_return_val_if_fail (GES_IS_EXTRACTABLE (self), FALSE);
iface = GES_EXTRACTABLE_GET_INTERFACE (self);
GST_DEBUG_OBJECT (self, "Setting asset to %" GST_PTR_FORMAT, asset);
@ -113,15 +116,20 @@ ges_extractable_set_asset (GESExtractable * self, GESAsset * asset)
g_object_get_qdata (G_OBJECT (self), ges_asset_key)) {
GST_WARNING_OBJECT (self, "Can not reset asset on object");
return;
return FALSE;
}
g_object_set_qdata_full (G_OBJECT (self), ges_asset_key,
gst_object_ref (asset), gst_object_unref);
/* Let classes that implement the interface know that a asset has been set */
if (iface->set_asset_full)
return iface->set_asset_full (self, asset);
if (iface->set_asset)
iface->set_asset (self, asset);
return TRUE;
}
/**

5
ges/ges-extractable.h
View file

@ -63,6 +63,9 @@ struct _GESExtractableInterface
void (*set_asset) (GESExtractable *self,
GESAsset *asset);
gboolean (*set_asset_full) (GESExtractable *self,
GESAsset *asset);
GParameter *(*get_parameters_from_id) (const gchar *id,
guint *n_params);
@ -79,7 +82,7 @@ struct _GESExtractableInterface
};
GESAsset* ges_extractable_get_asset (GESExtractable *self);
void ges_extractable_set_asset (GESExtractable *self,
gboolean ges_extractable_set_asset (GESExtractable *self,
GESAsset *asset);
gchar * ges_extractable_get_id (GESExtractable *self);

11
ges/ges-transition-clip.c
View file

@ -148,7 +148,7 @@ extractable_get_id (GESExtractable * self)
return NULL;
}
static void
static gboolean
extractable_set_asset (GESExtractable * self, GESAsset * asset)
{
GEnumClass *enum_class;
@ -156,6 +156,11 @@ extractable_set_asset (GESExtractable * self, GESAsset * asset)
GESTransitionClip *trans = GES_TRANSITION_CLIP (self);
const gchar *vtype = ges_asset_get_id (asset);
if (!(ges_clip_get_supported_formats (GES_CLIP (self)) &
GES_TRACK_TYPE_VIDEO)) {
return FALSE;
}
/* Update the transition type if we actually changed it */
if (g_strcmp0 (vtype, trans->priv->vtype_name)) {
guint index;
@ -172,6 +177,8 @@ extractable_set_asset (GESExtractable * self, GESAsset * asset)
}
ges_transition_clip_update_vtype_internal (GES_CLIP (self), value, FALSE);
}
return TRUE;
}
static void
@ -181,7 +188,7 @@ ges_extractable_interface_init (GESExtractableInterface * iface)
iface->get_id = extractable_get_id;
iface->get_parameters_from_id = extractable_get_parameters_from_id;
iface->can_update_asset = TRUE;
iface->set_asset = extractable_set_asset;
iface->set_asset_full = extractable_set_asset;
}
G_DEFINE_TYPE_WITH_CODE (GESTransitionClip,