2011-02-10 15:15:50 +00:00
|
|
|
/* GStreamer Editing Services
|
|
|
|
* Copyright (C) 2011 Thibault Saunier <thibault.saunier@collabora.co.uk>
|
|
|
|
*
|
|
|
|
* 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-parse-launch-effect
|
|
|
|
* @short_description: An effect created by parse-launch style bin descriptions
|
|
|
|
* in a #GESTimelineLayer
|
|
|
|
*
|
|
|
|
* Should be used mainly for testing purposes.
|
|
|
|
*
|
|
|
|
* The effect will be applied on the sources that have lower priorities
|
|
|
|
* (higher number) between the inpoint and the end of it.
|
|
|
|
*
|
|
|
|
* In a #GESSimpleTimelineLayer, the priorities will be set for you but if
|
|
|
|
* you use another type of #GESTimelineLayer, you will have to handle it
|
|
|
|
* yourself.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <ges/ges.h>
|
|
|
|
#include "ges-internal.h"
|
|
|
|
#include "ges-types.h"
|
|
|
|
|
|
|
|
G_DEFINE_TYPE (GESTimelineParseLaunchEffect, ges_timeline_parse_launch_effect,
|
|
|
|
GES_TYPE_TIMELINE_EFFECT);
|
|
|
|
|
|
|
|
struct _GESTimelineParseLaunchEffectPrivate
|
|
|
|
{
|
|
|
|
gchar *video_bin_description;
|
|
|
|
gchar *audio_bin_description;
|
|
|
|
};
|
|
|
|
|
|
|
|
enum
|
|
|
|
{
|
|
|
|
PROP_0,
|
|
|
|
PROP_VIDEO_BIN_DESCRIPTION,
|
|
|
|
PROP_AUDIO_BIN_DESCRIPTION,
|
|
|
|
};
|
|
|
|
|
|
|
|
static GESTrackObject
|
|
|
|
* ges_tl_parse_launch_effect_create_track_obj (GESTimelineObject * self,
|
|
|
|
GESTrack * track);
|
|
|
|
|
|
|
|
static void
|
|
|
|
ges_timeline_parse_launch_effect_get_property (GObject * object,
|
|
|
|
guint property_id, GValue * value, GParamSpec * pspec)
|
|
|
|
{
|
|
|
|
GESTimelineParseLaunchEffectPrivate *priv =
|
|
|
|
GES_TIMELINE_PARSE_LAUNCH_EFFECT (object)->priv;
|
|
|
|
|
|
|
|
switch (property_id) {
|
|
|
|
case PROP_VIDEO_BIN_DESCRIPTION:
|
|
|
|
g_value_set_string (value, priv->video_bin_description);
|
|
|
|
break;
|
|
|
|
case PROP_AUDIO_BIN_DESCRIPTION:
|
|
|
|
g_value_set_string (value, priv->audio_bin_description);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
ges_timeline_parse_launch_effect_set_property (GObject * object,
|
|
|
|
guint property_id, const GValue * value, GParamSpec * pspec)
|
|
|
|
{
|
|
|
|
GESTimelineParseLaunchEffect *self =
|
|
|
|
GES_TIMELINE_PARSE_LAUNCH_EFFECT (object);
|
|
|
|
|
|
|
|
switch (property_id) {
|
|
|
|
case PROP_VIDEO_BIN_DESCRIPTION:
|
|
|
|
self->priv->video_bin_description = g_value_dup_string (value);
|
|
|
|
break;
|
|
|
|
case PROP_AUDIO_BIN_DESCRIPTION:
|
|
|
|
self->priv->audio_bin_description = g_value_dup_string (value);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
ges_timeline_parse_launch_effect_class_init (GESTimelineParseLaunchEffectClass *
|
|
|
|
klass)
|
|
|
|
{
|
|
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
|
|
GESTimelineObjectClass *timobj_class = GES_TIMELINE_OBJECT_CLASS (klass);
|
|
|
|
|
|
|
|
g_type_class_add_private (klass,
|
|
|
|
sizeof (GESTimelineParseLaunchEffectPrivate));
|
|
|
|
|
|
|
|
object_class->get_property = ges_timeline_parse_launch_effect_get_property;
|
|
|
|
object_class->set_property = ges_timeline_parse_launch_effect_set_property;
|
|
|
|
|
|
|
|
/**
|
|
|
|
* GESTimelineParseLaunchEffect:video_bin_description:
|
|
|
|
*
|
|
|
|
* The description of the video track of the effect bin with a gst-launch-style
|
|
|
|
* pipeline description. This should be used for test purposes.
|
|
|
|
* exemple: videobalance saturation=1.5 hue=+0.5
|
|
|
|
*/
|
|
|
|
g_object_class_install_property (object_class, PROP_VIDEO_BIN_DESCRIPTION,
|
|
|
|
g_param_spec_string ("video-bin-description",
|
|
|
|
"Video bin description",
|
|
|
|
"Description of the video track of the effect",
|
|
|
|
NULL, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
|
|
|
|
|
|
|
|
/**
|
|
|
|
* GESTimelineParseLaunchEffect:audio_bin_description:
|
|
|
|
*
|
|
|
|
* The description of the audio track of the effect bin with a gst-launch-style
|
|
|
|
* pipeline description. This should be used for test purposes.
|
|
|
|
* exemple: videobalance saturation=1.5 hue=+0.5
|
|
|
|
*/
|
|
|
|
g_object_class_install_property (object_class, PROP_AUDIO_BIN_DESCRIPTION,
|
|
|
|
g_param_spec_string ("audio-bin-description",
|
|
|
|
"bin description",
|
|
|
|
"Bin description of the audio track of the effect",
|
|
|
|
NULL, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
|
|
|
|
|
|
|
|
timobj_class->create_track_object =
|
|
|
|
ges_tl_parse_launch_effect_create_track_obj;
|
|
|
|
timobj_class->need_fill_track = FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
ges_timeline_parse_launch_effect_init (GESTimelineParseLaunchEffect * self)
|
|
|
|
{
|
|
|
|
self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
|
|
|
|
GES_TYPE_TIMELINE_PARSE_LAUNCH_EFFECT,
|
|
|
|
GESTimelineParseLaunchEffectPrivate);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
static GESTrackObject *
|
|
|
|
ges_tl_parse_launch_effect_create_track_obj (GESTimelineObject * self,
|
|
|
|
GESTrack * track)
|
|
|
|
{
|
|
|
|
GESTimelineParseLaunchEffect *effect =
|
|
|
|
GES_TIMELINE_PARSE_LAUNCH_EFFECT (self);
|
|
|
|
|
|
|
|
|
|
|
|
if (track->type == GES_TRACK_TYPE_VIDEO) {
|
|
|
|
if (effect->priv->video_bin_description != NULL) {
|
|
|
|
GST_DEBUG ("Creating a GESTrackEffect for the video track");
|
2011-02-11 08:14:33 +00:00
|
|
|
return GES_TRACK_OBJECT (ges_track_parse_launch_effect_new
|
2011-02-10 15:15:50 +00:00
|
|
|
(effect->priv->video_bin_description));
|
|
|
|
}
|
|
|
|
GST_DEBUG ("Can't create the track Object, the\
|
|
|
|
video_bin_description is not set");
|
|
|
|
}
|
|
|
|
if (track->type == GES_TRACK_TYPE_AUDIO) {
|
|
|
|
if (effect->priv->audio_bin_description != NULL) {
|
|
|
|
GST_DEBUG ("Creating a GESTrackEffect for the audio track");
|
2011-02-11 08:14:33 +00:00
|
|
|
return GES_TRACK_OBJECT (ges_track_parse_launch_effect_new
|
2011-02-10 15:15:50 +00:00
|
|
|
(effect->priv->audio_bin_description));
|
|
|
|
}
|
|
|
|
GST_DEBUG ("Can't create the track Object, the\
|
|
|
|
audio_bin_description is not set");
|
|
|
|
}
|
|
|
|
|
|
|
|
GST_WARNING ("Effect doesn't handle this track type");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
2011-02-11 08:17:58 +00:00
|
|
|
* ges_timeline_parse_launch_effect_new:
|
2011-02-10 15:15:50 +00:00
|
|
|
* @video_bin_description: The gst-launch like bin description of the effect
|
|
|
|
* @audio_bin_description: The gst-launch like bin description of the effect
|
|
|
|
*
|
|
|
|
* Creates a new #GESTimelineParseLaunchEffect from the description of the bin.
|
|
|
|
*
|
|
|
|
* Returns: a newly created #GESTimelineParseLaunchEffect, or %NULL if something went
|
|
|
|
* wrong.
|
|
|
|
*/
|
|
|
|
GESTimelineParseLaunchEffect *
|
|
|
|
ges_timeline_parse_launch_effect_new (const gchar * video_bin_description,
|
|
|
|
const gchar * audio_bin_description)
|
|
|
|
{
|
|
|
|
return g_object_new (GES_TYPE_TIMELINE_PARSE_LAUNCH_EFFECT,
|
|
|
|
"video-bin-description", video_bin_description,
|
|
|
|
"audio-bin-description", audio_bin_description, NULL);
|
|
|
|
}
|