mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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bc4619a44b
Original commit message from CVS: Added multiple caps to the pads Extended the padfactory for the multiple caps GstCaps now have a name so that future manipulations on them can be done by name Updated the plugins for the new caps list
81 lines
3 KiB
C
81 lines
3 KiB
C
/* GStreamer
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* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
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* 2000 Wim Taymans <wtay@chello.be>
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*
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* gstprops.h: Header for properties subsystem
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_PROPS_H__
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#define __GST_PROPS_H__
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#include <glib.h>
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#include <gnome-xml/parser.h>
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typedef struct _GstProps GstProps;
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typedef gpointer GstPropsFactoryEntry;
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typedef GstPropsFactoryEntry GstPropsFactory[];
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typedef GstPropsFactory *GstPropsListFactory[];
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typedef enum {
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GST_PROPS_END_ID_NUM = 0,
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GST_PROPS_LIST_ID_NUM,
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GST_PROPS_INT_ID_NUM,
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GST_PROPS_INT_RANGE_ID_NUM,
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GST_PROPS_FOURCC_ID_NUM,
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GST_PROPS_BOOL_ID_NUM,
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GST_PROPS_LAST_ID_NUM = GST_PROPS_END_ID_NUM + 16,
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} GstPropsId;
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#define GST_PROPS_END_ID GINT_TO_POINTER(GST_PROPS_END_ID_NUM)
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#define GST_PROPS_LIST_ID GINT_TO_POINTER(GST_PROPS_LIST_ID_NUM)
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#define GST_PROPS_INT_ID GINT_TO_POINTER(GST_PROPS_INT_ID_NUM)
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#define GST_PROPS_INT_RANGE_ID GINT_TO_POINTER(GST_PROPS_INT_RANGE_ID_NUM)
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#define GST_PROPS_FOURCC_ID GINT_TO_POINTER(GST_PROPS_FOURCC_ID_NUM)
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#define GST_PROPS_BOOL_ID GINT_TO_POINTER(GST_PROPS_BOOL_ID_NUM)
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#define GST_PROPS_LAST_ID GINT_TO_POINTER(GST_PROPS_LAST_ID_NUM)
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#define GST_PROPS_LIST(a...) GST_PROPS_LIST_ID,##a,NULL
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#define GST_PROPS_INT(a) GST_PROPS_INT_ID,(GINT_TO_POINTER(a))
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#define GST_PROPS_INT_RANGE(a,b) GST_PROPS_INT_RANGE_ID,(GINT_TO_POINTER(a)),(GINT_TO_POINTER(b))
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#define GST_PROPS_FOURCC(a,b,c,d) GST_PROPS_FOURCC_ID,(GINT_TO_POINTER((a)|(b)<<8|(c)<<16|(d)<<24))
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#define GST_PROPS_FOURCC_INT(a) GST_PROPS_FOURCC_ID,(GINT_TO_POINTER(a))
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#define GST_PROPS_BOOLEAN(a) GST_PROPS_BOOL_ID,(GINT_TO_POINTER(a))
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struct _GstProps {
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GSList *properties; /* real properties for this property */
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};
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/* initialize the subsystem */
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void _gst_props_initialize (void);
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GstProps* gst_props_register (GstPropsFactory factory);
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GstProps* gst_props_register_count (GstPropsFactory factory, guint *counter);
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GstProps* gst_props_new (GstPropsFactoryEntry entry, ...);
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GstProps* gst_props_merge (GstProps *props, GstProps *tomerge);
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gboolean gst_props_check_compatibility (GstProps *fromprops, GstProps *toprops);
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xmlNodePtr gst_props_save_thyself (GstProps *props, xmlNodePtr parent);
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GstProps* gst_props_load_thyself (xmlNodePtr parent);
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#endif /* __GST_PROPS_H__ */
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