mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-27 20:21:24 +00:00
142 lines
4 KiB
C
142 lines
4 KiB
C
/* GStreamer Editing Services
|
|
* Copyright (C) 2009 Edward Hervey <edward.hervey@collabora.co.uk>
|
|
* 2009 Nokia Corporation
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
/**
|
|
* SECTION:ges-track-filesource
|
|
* @short_description: outputs a single media stream from a given file
|
|
*
|
|
* Outputs a single media stream from a given file. The stream chosen depends on
|
|
* the type of the track which contains the object.
|
|
*/
|
|
|
|
#include "ges-internal.h"
|
|
#include "ges-track-object.h"
|
|
#include "ges-track-filesource.h"
|
|
|
|
G_DEFINE_TYPE (GESTrackFileSource, ges_track_filesource, GES_TYPE_TRACK_SOURCE);
|
|
|
|
struct _GESTrackFileSourcePrivate
|
|
{
|
|
/* Dummy variable */
|
|
void *nothing;
|
|
};
|
|
|
|
enum
|
|
{
|
|
PROP_0,
|
|
PROP_URI
|
|
};
|
|
|
|
static void
|
|
ges_track_filesource_get_property (GObject * object, guint property_id,
|
|
GValue * value, GParamSpec * pspec)
|
|
{
|
|
GESTrackFileSource *tfs = GES_TRACK_FILESOURCE (object);
|
|
|
|
switch (property_id) {
|
|
case PROP_URI:
|
|
g_value_set_string (value, tfs->uri);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
}
|
|
}
|
|
|
|
static void
|
|
ges_track_filesource_set_property (GObject * object, guint property_id,
|
|
const GValue * value, GParamSpec * pspec)
|
|
{
|
|
GESTrackFileSource *tfs = GES_TRACK_FILESOURCE (object);
|
|
|
|
switch (property_id) {
|
|
case PROP_URI:
|
|
tfs->uri = g_value_dup_string (value);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
}
|
|
}
|
|
|
|
static void
|
|
ges_track_filesource_dispose (GObject * object)
|
|
{
|
|
GESTrackFileSource *tfs = GES_TRACK_FILESOURCE (object);
|
|
|
|
if (tfs->uri)
|
|
g_free (tfs->uri);
|
|
|
|
G_OBJECT_CLASS (ges_track_filesource_parent_class)->dispose (object);
|
|
}
|
|
|
|
static GstElement *
|
|
ges_track_filesource_create_gnl_object (GESTrackObject * object)
|
|
{
|
|
GstElement *gnlobject;
|
|
|
|
gnlobject = gst_element_factory_make ("gnlurisource", NULL);
|
|
g_object_set (gnlobject, "uri", ((GESTrackFileSource *) object)->uri, NULL);
|
|
|
|
return gnlobject;
|
|
}
|
|
|
|
static void
|
|
ges_track_filesource_class_init (GESTrackFileSourceClass * klass)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
GESTrackObjectClass *track_class = GES_TRACK_OBJECT_CLASS (klass);
|
|
|
|
g_type_class_add_private (klass, sizeof (GESTrackFileSourcePrivate));
|
|
|
|
object_class->get_property = ges_track_filesource_get_property;
|
|
object_class->set_property = ges_track_filesource_set_property;
|
|
object_class->dispose = ges_track_filesource_dispose;
|
|
|
|
/**
|
|
* GESTrackFileSource:uri
|
|
*
|
|
* The location of the file/resource to use.
|
|
*/
|
|
g_object_class_install_property (object_class, PROP_URI,
|
|
g_param_spec_string ("uri", "URI", "uri of the resource",
|
|
NULL, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
|
|
track_class->create_gnl_object = ges_track_filesource_create_gnl_object;
|
|
}
|
|
|
|
static void
|
|
ges_track_filesource_init (GESTrackFileSource * self)
|
|
{
|
|
self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
|
|
GES_TYPE_TRACK_FILESOURCE, GESTrackFileSourcePrivate);
|
|
}
|
|
|
|
/**
|
|
* ges_track_filesource_new:
|
|
* @uri: the URI the source should control
|
|
*
|
|
* Creates a new #GESTrackFileSource for the provided @uri.
|
|
*
|
|
* Returns: The newly created #GESTrackFileSource, or %NULL if there was an
|
|
* error.
|
|
*/
|
|
GESTrackFileSource *
|
|
ges_track_filesource_new (gchar * uri)
|
|
{
|
|
return g_object_new (GES_TYPE_TRACK_FILESOURCE, "uri", uri, NULL);
|
|
}
|