gstreamer/subprojects/gst-plugins-base/gst-libs/gst/riff/riff-read.h

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/* GStreamer RIFF I/O
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* riff-read.h: function declarations for parsing a RIFF file
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_RIFF_READ_H__
#define __GST_RIFF_READ_H__
#include <glib.h>
#include <gst/gst.h>
#include "riff-ids.h"
G_BEGIN_DECLS
/*
* Operate using pull_range().
*/
GST_RIFF_API
GstFlowReturn gst_riff_read_chunk (GstElement * element,
GstPad * pad,
guint64 * offset,
guint32 * tag,
GstBuffer ** chunk_data);
/*
* These functions operate on provided data (the caller is
* supposed to strip the chunk headers). The buffer is
* provided by the caller, the strf/strh/data are filled in
* by the function.
*/
GST_RIFF_API
gboolean gst_riff_parse_chunk (GstElement * element,
GstBuffer * buf,
guint * offset,
guint32 * fourcc,
GstBuffer ** chunk_data);
GST_RIFF_API
gboolean gst_riff_parse_file_header (GstElement * element,
GstBuffer * buf,
guint32 * doctype);
GST_RIFF_API
gboolean gst_riff_parse_strh (GstElement * element,
GstBuffer * buf,
gst_riff_strh ** strh);
GST_RIFF_API
gboolean gst_riff_parse_strf_vids (GstElement * element,
GstBuffer * buf,
gst_riff_strf_vids ** strf,
GstBuffer ** data);
GST_RIFF_API
gboolean gst_riff_parse_strf_auds (GstElement * element,
GstBuffer * buf,
gst_riff_strf_auds ** strf,
GstBuffer ** data);
GST_RIFF_API
gboolean gst_riff_parse_strf_iavs (GstElement * element,
GstBuffer * buf,
gst_riff_strf_iavs ** strf,
GstBuffer ** data);
GST_RIFF_API
void gst_riff_parse_info (GstElement * element,
GstBuffer * buf,
GstTagList ** taglist);
/*
* Init.
*/
GST_RIFF_API
void gst_riff_init (void);
G_END_DECLS
#endif /* __GST_RIFF_READ_H__ */