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3d1c00fbcd
We need different export decorators for the different libs. For now no actual change though, just rename before the release, and add prelude headers to define the new decorator to GST_EXPORT.
322 lines
13 KiB
C
322 lines
13 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); /* set_priority is now protected */
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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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GST_GES_API
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GType ges_timeline_element_get_type (void) G_GNUC_CONST;
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GST_GES_API GESTimelineElement *
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ges_timeline_element_get_toplevel_parent (GESTimelineElement *self);
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GST_GES_API
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GESTimelineElement * ges_timeline_element_get_parent (GESTimelineElement * self);
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GST_GES_API
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gboolean ges_timeline_element_set_parent (GESTimelineElement *self, GESTimelineElement *parent);
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GST_GES_API
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gboolean ges_timeline_element_set_timeline (GESTimelineElement *self, GESTimeline *timeline);
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GST_GES_API
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void ges_timeline_element_set_start (GESTimelineElement *self, GstClockTime start);
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GST_GES_API
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void ges_timeline_element_set_inpoint (GESTimelineElement *self, GstClockTime inpoint);
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GST_GES_API
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void ges_timeline_element_set_duration (GESTimelineElement *self, GstClockTime duration);
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GST_GES_API
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void ges_timeline_element_set_max_duration (GESTimelineElement *self, GstClockTime maxduration);
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GST_GES_API
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void ges_timeline_element_set_priority (GESTimelineElement *self, guint32 priority);
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GST_GES_API
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GstClockTime ges_timeline_element_get_start (GESTimelineElement *self);
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GST_GES_API
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GstClockTime ges_timeline_element_get_inpoint (GESTimelineElement *self);
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GST_GES_API
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GstClockTime ges_timeline_element_get_duration (GESTimelineElement *self);
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GST_GES_API
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GstClockTime ges_timeline_element_get_max_duration (GESTimelineElement *self);
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GST_GES_API
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GESTimeline * ges_timeline_element_get_timeline (GESTimelineElement *self);
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GST_GES_API
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guint32 ges_timeline_element_get_priority (GESTimelineElement *self);
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GST_GES_API
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gboolean ges_timeline_element_ripple (GESTimelineElement *self, GstClockTime start);
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GST_GES_API
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gboolean ges_timeline_element_ripple_end (GESTimelineElement *self, GstClockTime end);
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GST_GES_API
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gboolean ges_timeline_element_roll_start (GESTimelineElement *self, GstClockTime start);
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GST_GES_API
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gboolean ges_timeline_element_roll_end (GESTimelineElement *self, GstClockTime end);
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GST_GES_API
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gboolean ges_timeline_element_trim (GESTimelineElement *self, GstClockTime start);
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GST_GES_API
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GESTimelineElement * ges_timeline_element_copy (GESTimelineElement *self, gboolean deep);
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GST_GES_API
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gchar * ges_timeline_element_get_name (GESTimelineElement *self);
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GST_GES_API
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gboolean ges_timeline_element_set_name (GESTimelineElement *self, const gchar *name);
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GST_GES_API GParamSpec **
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ges_timeline_element_list_children_properties (GESTimelineElement *self,
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guint *n_properties);
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GST_GES_API
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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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GST_GES_API 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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GST_GES_API 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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GST_GES_API void
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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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GST_GES_API 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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GST_GES_API 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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GST_GES_API
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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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GST_GES_API
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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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GST_GES_API
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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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GST_GES_API
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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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GST_GES_API
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gboolean ges_timeline_element_remove_child_property(GESTimelineElement * self,
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GParamSpec *pspec);
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GST_GES_API
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GESTimelineElement * ges_timeline_element_paste (GESTimelineElement * self,
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GstClockTime paste_position);
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GST_GES_API
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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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