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80 lines
2.7 KiB
C
80 lines
2.7 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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* gstcaps.h: Header for caps 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_CAPS_H__
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#define __GST_CAPS_H__
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#include <parser.h> // NOTE: this is xml-config's fault
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// Include compatability defines: if libxml hasn't already defined these,
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// we have an old version 1.x
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#ifndef xmlChildrenNode
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#define xmlChildrenNode childs
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#define xmlRootNode root
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#endif
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#include <gst/gstprops.h>
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typedef struct _GstCaps GstCaps;
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typedef gpointer GstCapsFactoryEntry;
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#ifdef __cplusplus
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typedef GstCapsFactoryEntry * GstCapsFactory;
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#else // C++ was unable to compile with this
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typedef GstCapsFactoryEntry GstCapsFactory[];
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#endif
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struct _GstCaps {
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gchar *name; /* the name of this caps */
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guint16 id; /* type id (major type) */
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GstProps *properties; /* properties for this capability */
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};
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/* initialize the subsystem */
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void _gst_caps_initialize (void);
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GstCaps* gst_caps_new (const gchar *name, const gchar *mime);
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GstCaps* gst_caps_new_with_props (const gchar *name, const gchar *mime, GstProps *props);
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GstCaps* gst_caps_register (GstCapsFactory *factory);
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GstCaps* gst_caps_register_count (GstCapsFactory *factory, guint *counter);
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const gchar* gst_caps_get_name (GstCaps *caps);
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void gst_caps_set_name (GstCaps *caps, const gchar *name);
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const gchar* gst_caps_get_mime (GstCaps *caps);
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void gst_caps_set_mime (GstCaps *caps, const gchar *mime);
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guint16 gst_caps_get_type_id (GstCaps *caps);
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void gst_caps_set_type_id (GstCaps *caps, guint16 /*typeid*/);
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GstCaps* gst_caps_set_props (GstCaps *caps, GstProps *props);
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GstProps* gst_caps_get_props (GstCaps *caps);
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gboolean gst_caps_check_compatibility (GstCaps *fromcaps, GstCaps *tocaps);
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gboolean gst_caps_list_check_compatibility (GList *fromcaps, GList *tocaps);
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xmlNodePtr gst_caps_save_thyself (GstCaps *caps, xmlNodePtr parent);
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GstCaps* gst_caps_load_thyself (xmlNodePtr parent);
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#endif /* __GST_CAPS_H__ */
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