152 lines
5.1 KiB
C
152 lines
5.1 KiB
C
/* GStreamer
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* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
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* 2000 Wim Taymans <wim.taymans@chello.be>
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* 2005 Andy Wingo <wingo@pobox.com>
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*
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* gstghostpad.h: Proxy pads
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_GHOST_PAD_H__
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#define __GST_GHOST_PAD_H__
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#include <gst/gstpad.h>
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G_BEGIN_DECLS
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#define GST_TYPE_PROXY_PAD (gst_proxy_pad_get_type ())
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#define GST_IS_PROXY_PAD(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PROXY_PAD))
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#define GST_IS_PROXY_PAD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_PROXY_PAD))
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#define GST_PROXY_PAD(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PROXY_PAD, GstProxyPad))
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#define GST_PROXY_PAD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_PROXY_PAD, GstProxyPadClass))
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typedef struct _GstProxyPad GstProxyPad;
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typedef struct _GstProxyPadPrivate GstProxyPadPrivate;
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typedef struct _GstProxyPadClass GstProxyPadClass;
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struct _GstProxyPad
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{
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GstPad pad;
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/*< private >*/
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GstProxyPadPrivate *priv;
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};
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struct _GstProxyPadClass
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{
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GstPadClass parent_class;
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/*< private >*/
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gpointer _gst_reserved[1];
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};
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GST_API
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GType gst_proxy_pad_get_type (void);
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GST_API
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GstProxyPad * gst_proxy_pad_get_internal (GstProxyPad *pad);
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GST_API
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GstIterator* gst_proxy_pad_iterate_internal_links_default (GstPad *pad, GstObject *parent) G_GNUC_MALLOC;
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GST_API
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GstFlowReturn gst_proxy_pad_chain_default (GstPad *pad, GstObject *parent,
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GstBuffer *buffer);
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GST_API
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GstFlowReturn gst_proxy_pad_chain_list_default (GstPad *pad, GstObject *parent,
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GstBufferList *list);
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GST_API
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GstFlowReturn gst_proxy_pad_getrange_default (GstPad *pad, GstObject *parent,
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guint64 offset, guint size,
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GstBuffer **buffer);
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#define GST_TYPE_GHOST_PAD (gst_ghost_pad_get_type ())
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#define GST_IS_GHOST_PAD(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_GHOST_PAD))
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#define GST_IS_GHOST_PAD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_GHOST_PAD))
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#define GST_GHOST_PAD(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_GHOST_PAD, GstGhostPad))
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#define GST_GHOST_PAD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_GHOST_PAD, GstGhostPadClass))
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#define GST_GHOST_PAD_CAST(obj) ((GstGhostPad*)(obj))
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/**
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* GstGhostPad:
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*
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* Opaque #GstGhostPad structure.
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*/
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typedef struct _GstGhostPad GstGhostPad;
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typedef struct _GstGhostPadPrivate GstGhostPadPrivate;
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typedef struct _GstGhostPadClass GstGhostPadClass;
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struct _GstGhostPad
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{
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GstProxyPad pad;
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/*< private >*/
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GstGhostPadPrivate *priv;
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};
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struct _GstGhostPadClass
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{
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GstProxyPadClass parent_class;
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/*< private >*/
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gpointer _gst_reserved[GST_PADDING];
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};
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GST_API
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GType gst_ghost_pad_get_type (void);
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GST_API
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GstPad* gst_ghost_pad_new (const gchar *name, GstPad *target) G_GNUC_MALLOC;
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GST_API
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GstPad* gst_ghost_pad_new_no_target (const gchar *name, GstPadDirection dir) G_GNUC_MALLOC;
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GST_API
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GstPad* gst_ghost_pad_new_from_template (const gchar *name, GstPad * target, GstPadTemplate * templ) G_GNUC_MALLOC;
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GST_API
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GstPad* gst_ghost_pad_new_no_target_from_template (const gchar *name, GstPadTemplate * templ) G_GNUC_MALLOC;
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GST_API
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GstPad* gst_ghost_pad_get_target (GstGhostPad *gpad);
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GST_API
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gboolean gst_ghost_pad_set_target (GstGhostPad *gpad, GstPad *newtarget);
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GST_DEPRECATED
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gboolean gst_ghost_pad_construct (GstGhostPad *gpad);
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GST_API
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gboolean gst_ghost_pad_activate_mode_default (GstPad * pad, GstObject * parent,
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GstPadMode mode, gboolean active);
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GST_API
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gboolean gst_ghost_pad_internal_activate_mode_default (GstPad * pad, GstObject * parent,
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GstPadMode mode, gboolean active);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstGhostPad, gst_object_unref)
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstProxyPad, gst_object_unref)
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G_END_DECLS
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#endif /* __GST_GHOST_PAD_H__ */
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