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track-element: Create nleobject on GESExtractable::set_asset

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This means that we have all the information about the asset
when constructing the underlying GstElements.

This also allows to cleanup some code all around
This commit is contained in:
Thibault Saunier 2020-03-24 22:30:38 -03:00
parent c2287696b1
commit f99034a522
4 changed files with 48 additions and 50 deletions
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15
ges/ges-audio-uri-source.c
View file

@ -98,26 +98,11 @@ ges_extractable_check_id (GType type, const gchar * id, GError ** error)
return g_strdup (id);
}
static void
extractable_set_asset (GESExtractable * self, GESAsset * asset)
{
/* FIXME That should go into #GESTrackElement, but
* some work is needed to make sure it works properly */
if (ges_track_element_get_track_type (GES_TRACK_ELEMENT (self)) ==
GES_TRACK_TYPE_UNKNOWN) {
ges_track_element_set_track_type (GES_TRACK_ELEMENT (self),
ges_track_element_asset_get_track_type (GES_TRACK_ELEMENT_ASSET
(asset)));
}
}
static void
ges_extractable_interface_init (GESExtractableInterface * iface)
{
iface->asset_type = GES_TYPE_URI_SOURCE_ASSET;
iface->check_id = ges_extractable_check_id;
iface->set_asset = extractable_set_asset;
}
G_DEFINE_TYPE_WITH_CODE (GESAudioUriSource, ges_audio_uri_source,

49
ges/ges-track-element.c
View file

@ -91,8 +91,20 @@ enum
static guint ges_track_element_signals[LAST_SIGNAL] = { 0 };
G_DEFINE_ABSTRACT_TYPE_WITH_PRIVATE (GESTrackElement, ges_track_element,
GES_TYPE_TIMELINE_ELEMENT);
static void ges_track_element_set_asset (GESExtractable * extractable,
GESAsset * asset);
static void
ges_extractable_interface_init (GESExtractableInterface * iface)
{
iface->set_asset = ges_track_element_set_asset;
iface->asset_type = GES_TYPE_TRACK_ELEMENT_ASSET;
}
G_DEFINE_ABSTRACT_TYPE_WITH_CODE (GESTrackElement, ges_track_element,
GES_TYPE_TIMELINE_ELEMENT, G_ADD_PRIVATE (GESTrackElement)
G_IMPLEMENT_INTERFACE (GES_TYPE_EXTRACTABLE,
ges_extractable_interface_init));
static GstElement *ges_track_element_create_gnl_object_func (GESTrackElement *
object);
@ -266,15 +278,19 @@ ges_track_element_finalize (GObject * object)
}
static void
ges_track_element_constructed (GObject * gobject)
ges_track_element_set_asset (GESExtractable * extractable, GESAsset * asset)
{
GESTrackElementClass *class;
GstElement *nleobject;
gdouble media_duration_factor;
gchar *tmp;
GESTrackElement *object = GES_TRACK_ELEMENT (gobject);
GESTrackElement *object = GES_TRACK_ELEMENT (extractable);
GST_DEBUG_OBJECT (object, "Creating NleObject");
if (ges_track_element_get_track_type (object) == GES_TRACK_TYPE_UNKNOWN) {
ges_track_element_set_track_type (object,
ges_track_element_asset_get_track_type (GES_TRACK_ELEMENT_ASSET
(asset)));
}
class = GES_TRACK_ELEMENT_GET_CLASS (object);
g_assert (class->create_gnl_object);
@ -291,8 +307,6 @@ ges_track_element_constructed (GObject * gobject)
gst_object_set_name (GST_OBJECT (nleobject), tmp);
g_free (tmp);
GST_DEBUG_OBJECT (object, "Got a valid NleObject, now filling it in");
object->priv->nleobject = gst_object_ref (nleobject);
g_object_set_qdata (G_OBJECT (nleobject), NLE_OBJECT_TRACK_ELEMENT_QUARK,
object);
@ -310,16 +324,23 @@ ges_track_element_constructed (GObject * gobject)
(object));
g_object_set (object->priv->nleobject,
"media-duration-factor", media_duration_factor, NULL);
}
static void
ges_track_element_constructed (GObject * object)
{
GESTrackElement *self = GES_TRACK_ELEMENT (object);
if (self->priv->track_type == GES_TRACK_TYPE_UNKNOWN)
ges_track_element_set_track_type (GES_TRACK_ELEMENT (object),
GES_TRACK_ELEMENT_GET_CLASS (object)->ABI.abi.default_track_type);
/* set the default has-internal-source */
ges_track_element_set_has_internal_source (GES_TRACK_ELEMENT (gobject),
GES_TRACK_ELEMENT_CLASS_DEFAULT_HAS_INTERNAL_SOURCE (class));
ges_track_element_set_has_internal_source (self,
GES_TRACK_ELEMENT_CLASS_DEFAULT_HAS_INTERNAL_SOURCE
(GES_TRACK_ELEMENT_GET_CLASS (object)));
if (object->priv->track_type == GES_TRACK_TYPE_UNKNOWN)
ges_track_element_set_track_type (GES_TRACK_ELEMENT (gobject),
class->ABI.abi.default_track_type);
G_OBJECT_CLASS (ges_track_element_parent_class)->constructed (gobject);
G_OBJECT_CLASS (ges_track_element_parent_class)->constructed (object);
}
static void

13
ges/ges-video-source.c
View file

@ -56,6 +56,7 @@
#include "ges-extractable.h"
#define parent_class ges_video_source_parent_class
GESExtractableInterface *parent_extractable_iface = NULL;
struct _GESVideoSourcePrivate
{
@ -68,6 +69,8 @@ ges_video_source_set_asset (GESExtractable * extractable, GESAsset * asset)
{
GESVideoSource *self = GES_VIDEO_SOURCE (extractable);
parent_extractable_iface->set_asset (extractable, asset);
ges_video_source_get_natural_size (self,
&self->priv->positioner->natural_width,
&self->priv->positioner->natural_height);
@ -248,6 +251,16 @@ ges_video_source_class_init (GESVideoSourceClass * klass)
static void
ges_video_source_init (GESVideoSource * self)
{
if (g_once_init_enter (&parent_extractable_iface)) {
GESExtractableInterface *iface, *parent_iface;
iface =
G_TYPE_INSTANCE_GET_INTERFACE (self, GES_TYPE_EXTRACTABLE,
GESExtractableInterface);
parent_iface = g_type_interface_peek_parent (iface);
g_once_init_leave (&parent_extractable_iface, parent_iface);
}
self->priv = ges_video_source_get_instance_private (self);
self->priv->positioner = NULL;
self->priv->capsfilter = NULL;

21
ges/ges-video-uri-source.c
View file

@ -204,32 +204,11 @@ ges_extractable_check_id (GType type, const gchar * id, GError ** error)
return g_strdup (id);
}
static void
extractable_set_asset (GESExtractable * extractable, GESAsset * asset)
{
GESExtractableInterface *piface, *iface;
/* FIXME That should go into #GESTrackElement, but
* some work is needed to make sure it works properly */
if (ges_track_element_get_track_type (GES_TRACK_ELEMENT (extractable)) ==
GES_TRACK_TYPE_UNKNOWN) {
ges_track_element_set_track_type (GES_TRACK_ELEMENT (extractable),
ges_track_element_asset_get_track_type (GES_TRACK_ELEMENT_ASSET
(asset)));
}
iface = G_TYPE_INSTANCE_GET_INTERFACE (extractable, GES_TYPE_EXTRACTABLE,
GESExtractableInterface);
piface = g_type_interface_peek_parent (iface);
piface->set_asset (extractable, asset);
}
static void
ges_extractable_interface_init (GESExtractableInterface * iface)
{
iface->asset_type = GES_TYPE_URI_SOURCE_ASSET;
iface->check_id = ges_extractable_check_id;
iface->set_asset = extractable_set_asset;
}
G_DEFINE_TYPE_WITH_CODE (GESVideoUriSource, ges_video_uri_source,