1 /* GStreamer RIFF I/O

     2  * Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>

     3  *

     4  * riff-read.h: function declarations for parsing a RIFF file

     5  *

     6  * This library is free software; you can redistribute it and/or

     7  * modify it under the terms of the GNU Library General Public

     8  * License as published by the Free Software Foundation; either

     9  * version 2 of the License, or (at your option) any later version.

    10  *

    11  * This library is distributed in the hope that it will be useful,

    12  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    14  * Library General Public License for more details.

    15  *

    16  * You should have received a copy of the GNU Library General Public

    17  * License along with this library; if not, write to the

    18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,

    19  * Boston, MA 02111-1307, USA.

    20  */

    21 

    22 #ifndef __GST_RIFF_READ_H__

    23 #define __GST_RIFF_READ_H__

    24 

    25 #include <glib.h>

    26 #include <gst/gst.h>

    27 

    28 #include "riff-ids.h"

    29 

    30 G_BEGIN_DECLS

    31 

    32 /*

    33  * Operate using pull_range().

    34  */

    35 #ifdef __SYMBIAN32__

    36 IMPORT_C

    37 #endif

    38 

    39 

    40 GstFlowReturn gst_riff_read_chunk   (GstElement * element,

    41                                      GstPad     * pad,

    42                                      guint64    * offset,

    43                                      guint32    * tag,

    44                                      GstBuffer ** chunk_data);

    45 

    46 /*

    47  * These functions operate on provided data (the caller is

    48  * supposed to strip the chunk headers). The buffer is

    49  * provided by the caller, the strf/strh/data are filled in

    50  * by the function.

    51  */

    52 #ifdef __SYMBIAN32__

    53 IMPORT_C

    54 #endif

    55 

    56 

    57 gboolean gst_riff_parse_chunk       (GstElement * element,

    58                                      GstBuffer  * buf,

    59                                      guint      * offset,

    60                                      guint32    * fourcc,

    61                                      GstBuffer ** chunk_data);

    62 #ifdef __SYMBIAN32__

    63 IMPORT_C

    64 #endif

    65 

    66 

    67 gboolean gst_riff_parse_file_header (GstElement * element,

    68                                      GstBuffer  * buf,

    69                                      guint32    * doctype);

    70 #ifdef __SYMBIAN32__

    71 IMPORT_C

    72 #endif

    73 

    74 

    75 gboolean gst_riff_parse_strh        (GstElement     * element,

    76                                      GstBuffer      * buf,

    77                                      gst_riff_strh ** strh);

    78 #ifdef __SYMBIAN32__

    79 IMPORT_C

    80 #endif

    81 

    82 

    83 gboolean gst_riff_parse_strf_vids   (GstElement          * element,

    84                                      GstBuffer           * buf,

    85                                      gst_riff_strf_vids ** strf,

    86                                      GstBuffer          ** data);

    87 #ifdef __SYMBIAN32__

    88 IMPORT_C

    89 #endif

    90 

    91 gboolean gst_riff_parse_strf_auds   (GstElement          * element,

    92                                      GstBuffer           * buf,

    93                                      gst_riff_strf_auds ** strf,

    94                                      GstBuffer          ** data);

    95 #ifdef __SYMBIAN32__

    96 IMPORT_C

    97 #endif

    98 

    99 gboolean gst_riff_parse_strf_iavs   (GstElement          * element,

   100                                      GstBuffer           * buf,

   101                                      gst_riff_strf_iavs ** strf,

   102                                      GstBuffer          ** data);

   103 #ifdef __SYMBIAN32__

   104 IMPORT_C

   105 #endif

   106 

   107 

   108 void gst_riff_parse_info            (GstElement  * element,

   109                                      GstBuffer   * buf,

   110                                      GstTagList ** taglist);

   111 

   112 /*

   113  * Init.

   114  */

   115 #ifdef __SYMBIAN32__

   116 IMPORT_C

   117 #endif

   118 

   119 void gst_riff_init                  (void);

   120 

   121 G_END_DECLS

   122 

   123 #endif /* __GST_RIFF_READ_H__ */