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e6a59c8a62
Original commit message from CVS: Merged HEAD from BRANCH-INCSCHED1-200104161 into BRANCH-INCSCHED1.
73 lines
2.2 KiB
C
73 lines
2.2 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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* gsttype.h: Header for type management
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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_TYPE_H__
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#define __GST_TYPE_H__
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#include <gst/gstbuffer.h>
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#include <gst/gstcaps.h>
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/* type of function used to check a stream for equality with type */
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typedef GstCaps *(*GstTypeFindFunc) (GstBuffer *buf,gpointer priv);
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typedef struct _GstType GstType;
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typedef struct _GstTypeFactory GstTypeFactory;
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struct _GstType {
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guint16 id; /* type id (assigned) */
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gchar *mime; /* MIME type */
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gchar *exts; /* space-delimited list of extensions */
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GSList *typefindfuncs; /* typefind functions */
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};
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struct _GstTypeFactory {
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gchar *mime;
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gchar *exts;
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GstTypeFindFunc typefindfunc;
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};
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/* initialize the subsystem */
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void _gst_type_initialize (void);
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/* create a new type, or find/merge an existing one */
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guint16 gst_type_register (GstTypeFactory *factory);
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/* look up a type by mime or extension */
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guint16 gst_type_find_by_mime (const gchar *mime);
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guint16 gst_type_find_by_ext (const gchar *ext);
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/* get GstType by id */
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GstType* gst_type_find_by_id (guint16 id);
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/* get the list of registered types (returns list of GstType!) */
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GList* gst_type_get_list (void);
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xmlNodePtr gst_typefactory_save_thyself (GstTypeFactory *factory, xmlNodePtr parent);
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GstTypeFactory* gst_typefactory_load_thyself (xmlNodePtr parent);
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#endif /* __GST_TYPE_H__ */
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