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c8d3e2e9a9
Original commit message from CVS: Make the formats dynamic so that plugins can register new seek/query formats
67 lines
2.2 KiB
C
67 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 <wim.taymans@chello.be>
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*
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* gstformat.h: Header for GstFormat types used in queries and
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* seeking.
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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_FORMAT_H__
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#define __GST_FORMAT_H__
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#include <glib.h>
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G_BEGIN_DECLS
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typedef enum {
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GST_FORMAT_UNDEFINED = 0,
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GST_FORMAT_DEFAULT = 1,
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GST_FORMAT_BYTES = 2,
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GST_FORMAT_TIME = 3,
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GST_FORMAT_BUFFERS = 4,
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GST_FORMAT_PERCENT = 5,
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/* samples for audio, frames/fields for video */
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GST_FORMAT_UNITS = 6,
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} GstFormat;
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#define GST_FORMATS_FUNCTION(functionname, a...) \
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static const GstFormat* \
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functionname (GstPad *pad) \
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{ \
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static const GstFormat formats[] = { \
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a, \
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0 \
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}; \
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return formats; \
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}
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void _gst_format_initialize (void);
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/* register a new format */
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GstFormat gst_format_register (const gchar *nick, const gchar *description);
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GstFormat gst_format_get_by_nick (const gchar *nick);
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/* query for format details */
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gboolean gst_format_get_details (GstFormat format, const gchar **nick, const gchar **description);
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G_END_DECLS
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#endif /* __GST_FORMAT_H__ */
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