mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-23 02:01:12 +00:00
209c82ee06
Original commit message from CVS: * docs/gst/gstreamer-sections.txt: More doc hacking. * docs/gst/tmpl/gstaggregator.sgml: * docs/gst/tmpl/gstautoplugfactory.sgml: * docs/gst/tmpl/gstbin.sgml: * docs/gst/tmpl/gstbuffer.sgml: * docs/gst/tmpl/gstbufferstore.sgml: * docs/gst/tmpl/gstfakesink.sgml: * docs/gst/tmpl/gstfakesrc.sgml: * docs/gst/tmpl/gstmd5sink.sgml: * docs/gst/tmpl/gstreamer-unused.sgml: * docs/gst/tmpl/gstsearchfuncs.sgml: * docs/gst/tmpl/gstshaper.sgml: * docs/gst/tmpl/gstspider.sgml: * docs/gst/tmpl/gsttee.sgml: * docs/gst/tmpl/gstutils.sgml: * docs/gst/tmpl/gstvalue.sgml: * docs/gst/tmpl/gstxml.sgml: * gst/Makefile.am: Remove gstthreaddummy.c. It never worked, and we don't support it. * gst/gst.c: (gst_init_get_popt_table), (init_pre), (init_post), (gst_use_threads), (gst_has_threads): same * gst/gstthreaddummy.c: same * gst/autoplug/gstspider.c: Make gst_spider_details static. * gst/autoplug/gstspider.h: same * gst/elements/gstaggregator.h: Remove bogus function from header * gst/elements/gstfakesink.h: same * gst/elements/gstfakesrc.h: same * gst/elements/gstmd5sink.h: same * gst/elements/gstshaper.h: same * gst/elements/gsttee.h: same * gst/gstbin.c: doc fixes * gst/gstbin.h: Remove unused definition. * gst/gstbuffer.c: doc fixes * gst/gstcaps.c: (gst_caps_is_always_compatible): doc fixes * gst/gstfilter.c: doc fixes * gst/gsttag.c: doc fixes * gst/gstvalue.c: doc fixes
123 lines
4 KiB
C
123 lines
4 KiB
C
/* GStreamer
|
|
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
|
|
* 2000 Wim Taymans <wtay@chello.be>
|
|
*
|
|
* gstbin.h: Header for GstBin container object
|
|
*
|
|
* 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 __GST_BIN_H__
|
|
#define __GST_BIN_H__
|
|
|
|
#include <gst/gstelement.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
extern GType _gst_bin_type;
|
|
|
|
#define GST_TYPE_BIN (_gst_bin_type)
|
|
#define GST_IS_BIN(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_BIN))
|
|
#define GST_IS_BIN_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_BIN))
|
|
#define GST_BIN_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_BIN, GstBinClass))
|
|
#define GST_BIN(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_BIN, GstBin))
|
|
#define GST_BIN_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_BIN, GstBinClass))
|
|
|
|
typedef enum {
|
|
/* this bin is a manager of child elements, i.e. a pipeline or thread */
|
|
GST_BIN_FLAG_MANAGER = GST_ELEMENT_FLAG_LAST,
|
|
|
|
/* this bin iterates itself */
|
|
GST_BIN_SELF_SCHEDULABLE,
|
|
|
|
/* we prefer to have cothreads when its an option, over chain-based */
|
|
GST_BIN_FLAG_PREFER_COTHREADS,
|
|
|
|
GST_BIN_FLAG_FIXED_CLOCK,
|
|
|
|
/* padding */
|
|
GST_BIN_FLAG_LAST = GST_ELEMENT_FLAG_LAST + 5
|
|
} GstBinFlags;
|
|
|
|
/*typedef struct _GstBin GstBin; */
|
|
/*typedef struct _GstBinClass GstBinClass; */
|
|
|
|
struct _GstBin {
|
|
GstElement element;
|
|
|
|
/* our children */
|
|
gint numchildren;
|
|
GList *children;
|
|
|
|
GstElementState child_states[GST_NUM_STATES];
|
|
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
struct _GstBinClass {
|
|
GstElementClass parent_class;
|
|
|
|
/* vtable */
|
|
void (*add_element) (GstBin *bin, GstElement *element);
|
|
void (*remove_element) (GstBin *bin, GstElement *element);
|
|
void (*child_state_change) (GstBin *bin, GstElementState oldstate,
|
|
GstElementState newstate, GstElement *element);
|
|
|
|
/* run a full iteration of operation */
|
|
gboolean (*iterate) (GstBin *bin);
|
|
|
|
/* signals */
|
|
void (*element_added) (GstBin *bin, GstElement *child);
|
|
void (*element_removed) (GstBin *bin, GstElement *child);
|
|
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
GType gst_bin_get_type (void);
|
|
GstElement* gst_bin_new (const gchar *name);
|
|
|
|
/* add and remove elements from the bin */
|
|
void gst_bin_add (GstBin *bin, GstElement *element);
|
|
void gst_bin_add_many (GstBin *bin, GstElement *element_1, ...);
|
|
void gst_bin_remove (GstBin *bin, GstElement *element);
|
|
void gst_bin_remove_many (GstBin *bin, GstElement *element_1, ...);
|
|
|
|
/* retrieve a single element or the list of children */
|
|
GstElement* gst_bin_get_by_name (GstBin *bin, const gchar *name);
|
|
GstElement* gst_bin_get_by_name_recurse_up (GstBin *bin, const gchar *name);
|
|
G_CONST_RETURN GList*
|
|
gst_bin_get_list (GstBin *bin);
|
|
GstElement* gst_bin_get_by_interface (GstBin *bin, GType interface);
|
|
GList * gst_bin_get_all_by_interface (GstBin *bin, GType interface);
|
|
|
|
gboolean gst_bin_iterate (GstBin *bin);
|
|
|
|
void gst_bin_use_clock (GstBin *bin, GstClock *clock);
|
|
GstClock* gst_bin_get_clock (GstBin *bin);
|
|
void gst_bin_auto_clock (GstBin *bin);
|
|
|
|
GstElementStateReturn gst_bin_sync_children_state (GstBin *bin);
|
|
|
|
/* internal */
|
|
/* one of our childs signaled a state change */
|
|
void gst_bin_child_state_change (GstBin *bin, GstElementState oldstate,
|
|
GstElementState newstate, GstElement *child);
|
|
|
|
G_END_DECLS
|
|
|
|
|
|
#endif /* __GST_BIN_H__ */
|