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69 lines
2.4 KiB
C
69 lines
2.4 KiB
C
/* Gnome-Streamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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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 <gst/gst.h>
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typedef struct _GstCaps GstCaps;
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typedef gpointer GstCapsFactoryEntry;
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typedef GstCapsFactoryEntry GstCapsFactory[];
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typedef enum {
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GST_CAPS_END_ID_NUM = 0,
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GST_CAPS_LIST_ID_NUM,
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GST_CAPS_INT_ID_NUM,
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GST_CAPS_INT_RANGE_ID_NUM,
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GST_CAPS_FOURCC_ID_NUM,
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GST_CAPS_BOOL_ID_NUM,
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} GstCapsId;
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#define GST_CAPS_LIST_ID GINT_TO_POINTER(GST_CAPS_LIST_ID_NUM)
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#define GST_CAPS_INT_ID GINT_TO_POINTER(GST_CAPS_INT_ID_NUM)
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#define GST_CAPS_INT_RANGE_ID GINT_TO_POINTER(GST_CAPS_INT_RANGE_ID_NUM)
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#define GST_CAPS_FOURCC_ID GINT_TO_POINTER(GST_CAPS_FOURCC_ID_NUM)
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#define GST_CAPS_BOOL_ID GINT_TO_POINTER(GST_CAPS_BOOL_ID_NUM)
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#define GST_CAPS_LIST(a...) GST_CAPS_LIST_ID,##a,NULL
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#define GST_CAPS_INT(a) GST_CAPS_INT_ID,(GINT_TO_POINTER(a))
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#define GST_CAPS_INT_RANGE(a,b) GST_CAPS_INT_RANGE_ID,(GINT_TO_POINTER(a)),(GINT_TO_POINTER(b))
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#define GST_CAPS_FOURCC(a,b,c,d) GST_CAPS_FOURCC_ID,(GINT_TO_POINTER((a)|(b)<<8|(c)<<16|(d)<<24))
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#define GST_CAPS_FOURCC_INT(a) GST_CAPS_FOURCC_ID,(GINT_TO_POINTER(a))
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#define GST_CAPS_BOOLEAN(a) GST_CAPS_BOOL_ID,(GINT_TO_POINTER(a))
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struct _GstCaps {
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guint16 id; /* type id (major type) */
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GSList *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_register (GstCapsFactory factory);
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GList* gst_caps_register_va (GstCapsFactory factory,...);
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void gst_caps_dump (GstCaps *caps);
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gboolean gst_caps_check_compatibility (GstCaps *caps1, GstCaps *caps2);
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#endif /* __GST_CAPS_H__ */
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