diff --git a/ges/ges-timeline-background-source.c b/ges/ges-timeline-background-source.c new file mode 100644 index 0000000000..8fcc5374cc --- /dev/null +++ b/ges/ges-timeline-background-source.c @@ -0,0 +1,184 @@ +/* GStreamer Editing Services + * Copyright (C) 2009 Edward Hervey + * 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); +} diff --git a/ges/ges-timeline-background-source.h b/ges/ges-timeline-background-source.h new file mode 100644 index 0000000000..d6d62931cf --- /dev/null +++ b/ges/ges-timeline-background-source.h @@ -0,0 +1,80 @@ +/* GStreamer Editing Services + * Copyright (C) 2009 Brandon Lewis + * 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 +#include +#include +#include + +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 */ +