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2fae9ee50d
Allowing pasting groups paste exactly what had been copied And not the new version of the contained objects This technically breaks the C API but this is a new API and I believe and hope nobody is using it right now. Reviewed-by: Thibault Saunier <thibault.saunier@collabora.com> Differential Revision: https://phabricator.freedesktop.org/D616
292 lines
12 KiB
C
292 lines
12 KiB
C
/*
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* gst-editing-services
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* Copyright (C) <2013> Thibault Saunier <thibault.saunier@collabora.com>
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* <2013> Collabora Ltd.
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*
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* gst-editing-services is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* gst-editing-services is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _GES_TIMELINE_ELEMENT_H_
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#define _GES_TIMELINE_ELEMENT_H_
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#include <glib-object.h>
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#include <gst/gst.h>
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#include "ges-enums.h"
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#include "ges-types.h"
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G_BEGIN_DECLS
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#define GES_TYPE_TIMELINE_ELEMENT (ges_timeline_element_get_type ())
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#define GES_TIMELINE_ELEMENT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_TIMELINE_ELEMENT, GESTimelineElement))
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#define GES_TIMELINE_ELEMENT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_TIMELINE_ELEMENT, GESTimelineElementClass))
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#define GES_IS_TIMELINE_ELEMENT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_TIMELINE_ELEMENT))
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#define GES_IS_TIMELINE_ELEMENT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_TIMELINE_ELEMENT))
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#define GES_TIMELINE_ELEMENT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TIMELINE_ELEMENT, GESTimelineElementClass))
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typedef struct _GESTimelineElementPrivate GESTimelineElementPrivate;
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/**
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* GES_TIMELINE_ELEMENT_START:
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* @obj: a #GESTimelineElement
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*
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* The start position of the object (in nanoseconds).
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*/
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#define GES_TIMELINE_ELEMENT_START(obj) (((GESTimelineElement*)obj)->start)
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/**
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* GES_TIMELINE_ELEMENT_END:
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* @obj: a #GESTimelineElement
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*
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* The end position of the object (in nanoseconds).
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*/
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#define GES_TIMELINE_ELEMENT_END(obj) ((((GESTimelineElement*)obj)->start) + (((GESTimelineElement*)obj)->duration))
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/**
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* GES_TIMELINE_ELEMENT_INPOINT:
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* @obj: a #GESTimelineElement
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*
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* The in-point of the object (in nanoseconds).
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*/
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#define GES_TIMELINE_ELEMENT_INPOINT(obj) (((GESTimelineElement*)obj)->inpoint)
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/**
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* GES_TIMELINE_ELEMENT_DURATION:
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* @obj: a #GESTimelineElement
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*
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* The duration of the object (in nanoseconds).
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*/
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#define GES_TIMELINE_ELEMENT_DURATION(obj) (((GESTimelineElement*)obj)->duration)
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/**
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* GES_TIMELINE_ELEMENT_MAX_DURATION:
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* @obj: a #GESTimelineElement
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*
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* The maximun duration of the object (in nanoseconds).
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*/
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#define GES_TIMELINE_ELEMENT_MAX_DURATION(obj) (((GESTimelineElement*)obj)->maxduration)
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/**
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* GES_TIMELINE_ELEMENT_PRIORITY:
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* @obj: a #GESTimelineElement
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*
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* The priority of the object.
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*/
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#define GES_TIMELINE_ELEMENT_PRIORITY(obj) (((GESTimelineElement*)obj)->priority)
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/**
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* GES_TIMELINE_ELEMENT_PARENT:
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* @obj: a #GESTimelineElement
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*
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* The parent of the object.
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*/
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#define GES_TIMELINE_ELEMENT_PARENT(obj) (((GESTimelineElement*)obj)->parent)
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/**
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* GES_TIMELINE_ELEMENT_TIMELINE:
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* @obj: a #GESTimelineElement
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*
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* The timeline in which the object is.
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*/
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#define GES_TIMELINE_ELEMENT_TIMELINE(obj) (((GESTimelineElement*)obj)->timeline)
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/**
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* GES_TIMELINE_ELEMENT_NAME:
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* @obj: a #GESTimelineElement
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*
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* The name of the object.
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*/
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#define GES_TIMELINE_ELEMENT_NAME(obj) (((GESTimelineElement*)obj)->name)
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/**
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* GESTimelineElement:
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* @parent: The #GESTimelineElement that controls the object
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* @asset: The #GESAsset from which the object has been extracted
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* @start: position (in time) of the object
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* @inpoint: Position in the media from which the object should be used
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* @duration: duration of the object to be used
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* @maxduration: The maximum duration the object can have
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* @priority: priority of the object in the layer (0:top priority)
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*
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* Those filed can be accessed from outside but in no case should
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* be changed from there. Subclasses can write them but should make
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* sure to properly call g_object_notify.
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*/
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struct _GESTimelineElement
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{
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GInitiallyUnowned parent_instance;
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/*< public > */
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/*< read only >*/
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GESTimelineElement *parent;
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GESAsset *asset;
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GstClockTime start;
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GstClockTime inpoint;
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GstClockTime duration;
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GstClockTime maxduration;
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guint32 priority;
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GESTimeline *timeline;
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gchar *name;
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/*< private >*/
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GESTimelineElementPrivate *priv;
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/* Padding for API extension */
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gpointer _ges_reserved[GES_PADDING_LARGE];
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};
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/**
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* GESTimelineElementClass:
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* @set_parent: method to set the parent of a #GESTimelineElement.
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* @set_start: method to set the start of a #GESTimelineElement
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* @set_duration: method to set the duration of a #GESTimelineElement
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* @set_inpoint: method to set the inpoint of a #GESTimelineElement
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* @set_max_duration: method to set the maximun duration of a #GESTimelineElement
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* @set_priority: method to set the priority of a #GESTimelineElement
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* @ripple: method to ripple an object
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* @ripple_end: method to ripple an object on its #GES_EDGE_END edge
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* @roll_start: method to roll an object on its #GES_EDGE_START edge
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* @roll_end: method to roll an object on its #GES_EDGE_END edge
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* @trim: method to trim an object
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* @deep_copy: Copy the children properties of @self into @copy
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*
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* The GESTimelineElement base class. Subclasses should override at least
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* @set_start @set_inpoint @set_duration @ripple @ripple_end @roll_start
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* @roll_end and @trim.
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*
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* Vmethods in subclasses should apply all the operation they need to but
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* the real method implementation is in charge of setting the proper field,
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* and emit the notify signal.
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*/
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struct _GESTimelineElementClass
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{
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GInitiallyUnownedClass parent_class;
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/*< public > */
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gboolean (*set_parent) (GESTimelineElement * self, GESTimelineElement *parent);
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gboolean (*set_start) (GESTimelineElement * self, GstClockTime start);
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gboolean (*set_inpoint) (GESTimelineElement * self, GstClockTime inpoint);
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gboolean (*set_duration) (GESTimelineElement * self, GstClockTime duration);
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gboolean (*set_max_duration) (GESTimelineElement * self, GstClockTime maxduration);
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gboolean (*set_priority) (GESTimelineElement * self, guint32 priority);
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gboolean (*ripple) (GESTimelineElement *self, guint64 start);
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gboolean (*ripple_end) (GESTimelineElement *self, guint64 end);
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gboolean (*roll_start) (GESTimelineElement *self, guint64 start);
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gboolean (*roll_end) (GESTimelineElement *self, guint64 end);
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gboolean (*trim) (GESTimelineElement *self, guint64 start);
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void (*deep_copy) (GESTimelineElement *self, GESTimelineElement *copy);
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GESTimelineElement * (*paste) (GESTimelineElement *self,
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GESTimelineElement *ref_element,
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GstClockTime paste_position);
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GParamSpec** (*list_children_properties) (GESTimelineElement * self, guint *n_properties);
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gboolean (*lookup_child) (GESTimelineElement *self, const gchar *prop_name,
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GObject **child, GParamSpec **pspec);
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GESTrackType (*get_track_types) (GESTimelineElement * self);
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/*< private > */
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/* Padding for API extension */
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gpointer _ges_reserved[GES_PADDING_LARGE - 2];
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};
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GType ges_timeline_element_get_type (void) G_GNUC_CONST;
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GESTimelineElement *
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ges_timeline_element_get_toplevel_parent (GESTimelineElement *self);
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GESTimelineElement * ges_timeline_element_get_parent (GESTimelineElement * self);
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gboolean ges_timeline_element_set_parent (GESTimelineElement *self, GESTimelineElement *parent);
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gboolean ges_timeline_element_set_timeline (GESTimelineElement *self, GESTimeline *timeline);
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void ges_timeline_element_set_start (GESTimelineElement *self, GstClockTime start);
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void ges_timeline_element_set_inpoint (GESTimelineElement *self, GstClockTime inpoint);
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void ges_timeline_element_set_duration (GESTimelineElement *self, GstClockTime duration);
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void ges_timeline_element_set_max_duration (GESTimelineElement *self, GstClockTime maxduration);
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void ges_timeline_element_set_priority (GESTimelineElement *self, guint32 priority);
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GstClockTime ges_timeline_element_get_start (GESTimelineElement *self);
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GstClockTime ges_timeline_element_get_inpoint (GESTimelineElement *self);
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GstClockTime ges_timeline_element_get_duration (GESTimelineElement *self);
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GstClockTime ges_timeline_element_get_max_duration (GESTimelineElement *self);
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GESTimeline * ges_timeline_element_get_timeline (GESTimelineElement *self);
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guint32 ges_timeline_element_get_priority (GESTimelineElement *self);
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gboolean ges_timeline_element_ripple (GESTimelineElement *self, GstClockTime start);
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gboolean ges_timeline_element_ripple_end (GESTimelineElement *self, GstClockTime end);
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gboolean ges_timeline_element_roll_start (GESTimelineElement *self, GstClockTime start);
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gboolean ges_timeline_element_roll_end (GESTimelineElement *self, GstClockTime end);
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gboolean ges_timeline_element_trim (GESTimelineElement *self, GstClockTime start);
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GESTimelineElement * ges_timeline_element_copy (GESTimelineElement *self, gboolean deep);
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gchar * ges_timeline_element_get_name (GESTimelineElement *self);
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gboolean ges_timeline_element_set_name (GESTimelineElement *self, const gchar *name);
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GParamSpec **
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ges_timeline_element_list_children_properties (GESTimelineElement *self,
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guint *n_properties);
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gboolean ges_timeline_element_lookup_child (GESTimelineElement *self,
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const gchar *prop_name,
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GObject **child,
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GParamSpec **pspec);
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void
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ges_timeline_element_get_child_property_by_pspec (GESTimelineElement * self,
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GParamSpec * pspec,
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GValue * value);
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void
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ges_timeline_element_get_child_property_valist (GESTimelineElement * self,
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const gchar * first_property_name,
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va_list var_args);
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void ges_timeline_element_get_child_properties (GESTimelineElement *self,
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const gchar * first_property_name,
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...) G_GNUC_NULL_TERMINATED;
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void
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ges_timeline_element_set_child_property_valist (GESTimelineElement * self,
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const gchar * first_property_name,
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va_list var_args);
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void
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ges_timeline_element_set_child_property_by_pspec (GESTimelineElement * self,
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GParamSpec * pspec,
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GValue * value);
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void ges_timeline_element_set_child_properties (GESTimelineElement * self,
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const gchar * first_property_name,
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...) G_GNUC_NULL_TERMINATED;
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gboolean ges_timeline_element_set_child_property (GESTimelineElement *self,
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const gchar *property_name,
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GValue * value);
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gboolean ges_timeline_element_get_child_property (GESTimelineElement *self,
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const gchar *property_name,
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GValue * value);
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gboolean ges_timeline_element_add_child_property (GESTimelineElement * self,
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GParamSpec *pspec,
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GObject *child);
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gboolean ges_timeline_element_remove_child_property(GESTimelineElement * self,
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GParamSpec *pspec);
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GESTimelineElement * ges_timeline_element_paste (GESTimelineElement * self,
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GstClockTime paste_position);
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GESTrackType ges_timeline_element_get_track_types (GESTimelineElement * self);
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G_END_DECLS
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#endif /* _GES_TIMELINE_ELEMENT_H_ */
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