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check in ges-timeline-background-source.{c,h}

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Brandon Lewis 2010-06-10 13:21:06 +02:00 committed by Edward Hervey
parent ec1a08ded6
commit 33a9610cd0
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ges/ges-timeline-background-source.c Normal file
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/* 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-timeline-backgroundsource
* @short_description: An object for manipulating media files in a GESTimeline
*
* Represents all the output treams from a particular uri. It is assumed that
* the URI points to a file of some type.
*/
#include "ges-internal.h"
#include "ges-timeline-background-source.h"
#include "ges-timeline-source.h"
#include "ges-track-object.h"
#include "ges-track-video-background-source.h"
G_DEFINE_TYPE (GESTimelineBackgroundSource, ges_tl_bg_src,
GES_TYPE_TIMELINE_SOURCE);
enum
{
PROP_0,
PROP_MUTE,
};
static void
ges_tl_bg_src_set_mute (GESTimelineBackgroundSource * self, gboolean mute);
static GESTrackObject
* ges_tl_bg_src_create_track_object (GESTimelineObject * obj,
GESTrack * track);
static void
ges_tl_bg_src_get_property (GObject * object, guint property_id,
GValue * value, GParamSpec * pspec)
{
GESTimelineBackgroundSource *tfs = GES_TIMELINE_BACKGROUND_SOURCE (object);
switch (property_id) {
case PROP_MUTE:
g_value_set_boolean (value, tfs->mute);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
ges_tl_bg_src_set_property (GObject * object, guint property_id,
const GValue * value, GParamSpec * pspec)
{
GESTimelineBackgroundSource *tfs = GES_TIMELINE_BACKGROUND_SOURCE (object);
switch (property_id) {
case PROP_MUTE:
ges_tl_bg_src_set_mute (tfs, g_value_get_boolean (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
ges_tl_bg_src_dispose (GObject * object)
{
G_OBJECT_CLASS (ges_tl_bg_src_parent_class)->dispose (object);
}
static void
ges_tl_bg_src_finalize (GObject * object)
{
G_OBJECT_CLASS (ges_tl_bg_src_parent_class)->finalize (object);
}
static void
ges_tl_bg_src_class_init (GESTimelineBackgroundSourceClass * klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GESTimelineObjectClass *timobj_class = GES_TIMELINE_OBJECT_CLASS (klass);
object_class->get_property = ges_tl_bg_src_get_property;
object_class->set_property = ges_tl_bg_src_set_property;
object_class->dispose = ges_tl_bg_src_dispose;
object_class->finalize = ges_tl_bg_src_finalize;
/**
* GESTimelineBackgroundSource:mute:
*
* Whether the sound will be played or not.
*/
g_object_class_install_property (object_class, PROP_MUTE,
g_param_spec_boolean ("mute", "Mute", "Mute audio track",
FALSE, G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
timobj_class->create_track_object = ges_tl_bg_src_create_track_object;
timobj_class->need_fill_track = FALSE;
}
static void
ges_tl_bg_src_init (GESTimelineBackgroundSource * self)
{
/* Setting the duration to -1 by default. */
GES_TIMELINE_OBJECT (self)->duration = GST_CLOCK_TIME_NONE;
}
static void
ges_tl_bg_src_set_mute (GESTimelineBackgroundSource * self, gboolean mute)
{
GList *tmp;
GESTimelineObject *object = (GESTimelineObject *) self;
GST_DEBUG ("self:%p, mute:%d", self, mute);
self->mute = mute;
/* Go over tracked objects, and update 'active' status on all audio objects */
for (tmp = object->trackobjects; tmp; tmp = tmp->next) {
GESTrackObject *trackobject = (GESTrackObject *) tmp->data;
if (trackobject->track->type == GES_TRACK_TYPE_AUDIO)
ges_track_object_set_active (trackobject, !mute);
}
}
static GESTrackObject *
ges_tl_bg_src_create_track_object (GESTimelineObject * obj, GESTrack * track)
{
//GESTimelineBackgroundSource *tfs = (GESTimelineBackgroundSource *) obj;
GESTrackObject *res = NULL;
GST_DEBUG ("Creating a GESTrackBackgroundSource");
if (track->type == GES_TRACK_TYPE_VIDEO) {
res = (GESTrackObject *) ges_track_video_background_source_new ();
}
#if 0
/* If mute and track is audio */
else if (track->type == GES_TRACK_TYPE_AUDIO) {
res = (GESTrackObject *) ges_track_audio_backgroundsource_new ();
if (tfs->mute)
ges_track_object_set_active (res, FALSE);
}
#endif
else {
res = (GESTrackObject *) ges_track_background_source_new ();
}
return res;
}
/**
* ges_timeline_backgroundsource_new:
* @uri: the URI the source should control
*
* Creates a new #GESTimelineBackgroundSource for the provided @uri.
*
* Returns: The newly created #GESTimelineBackgroundSource, or NULL if there was an
* error.
*/
GESTimelineBackgroundSource *
ges_timeline_background_source_new (void)
{
/* FIXME : Check for validity/existence of URI */
return g_object_new (GES_TYPE_TIMELINE_BACKGROUND_SOURCE, NULL);
}

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/* GStreamer Editing Services
* Copyright (C) 2009 Brandon Lewis <brandon.lewis@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.
*/
#ifndef _GES_TL_BACKGROUNDSOURCE
#define _GES_TL_BACKGROUNDSOURCE
#include <glib-object.h>
#include <ges/ges-types.h>
#include <ges/ges-timeline-source.h>
#include <ges/ges-track.h>
G_BEGIN_DECLS
#define GES_TYPE_TIMELINE_BACKGROUND_SOURCE ges_tl_bg_src_get_type()
#define GES_TIMELINE_BACKGROUND_SOURCE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_TIMELINE_BACKGROUND_SOURCE, GESTimelineBackgroundSource))
#define GES_TIMELINE_BACKGROUND_SOURCE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_TIMELINE_BACKGROUND_SOURCE, GESTimelineBackgroundSourceClass))
#define GES_IS_TIMELINE_BACKGROUND_SOURCE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_TIMELINE_BACKGROUND_SOURCE))
#define GES_IS_TIMELINE_BACKGROUND_SOURCE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_TIMELINE_BACKGROUND_SOURCE))
#define GES_TIMELINE_BACKGROUND_SOURCE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TIMELINE_BACKGROUND_SOURCE, GESTimelineBackgroundSourceClass))
/**
* GESTimelineSource:
*
*/
struct _GESTimelineBackgroundSource {
GESTimelineSource parent;
gboolean mute;
/*< private >*/
GstElement *vsrc;
GstElement *asrc;
};
/**
* GESTimelineBackgroundSourceClass:
* @parent_class: parent class
*/
struct _GESTimelineBackgroundSourceClass {
GESTimelineSourceClass parent_class;
/*< public >*/
};
GType ges_tl_bg_src_get_type (void);
GESTimelineBackgroundSource* ges_timeline_background_source_new (void);
G_END_DECLS
#endif /* _GES_TL_BACKGROUNDSOURCE */