git.sesse.net Git - vlc/blob - modules/access/mms/asf.h

   1 /*****************************************************************************
   2  * asf.h: MMS access plug-in
   3  *****************************************************************************
   4  * Copyright (C) 2001-2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /****************************************************************************
  25  * XXX:
  26  *  Definitions and data duplicated from asf demuxers but I want access
  27  * and demux plugins to be independant
  28  *
  29  ****************************************************************************/
  30
  31 #ifndef _ASF_H_
  32 #define _ASF_H_ 1
  33
  34 #define ASF_STREAM_VIDEO    0x0001
  35 #define ASF_STREAM_AUDIO    0x0002
  36 #define ASF_STREAM_UNKNOWN  0xffff
  37
  38 typedef struct
  39 {
  40     int i_cat;      /* ASF_STREAM_VIDEO, ASF_STREAM_AUDIO */
  41     int i_bitrate;  /* -1 if unknown */
  42     int i_selected;
  43 } asf_stream_t;
  44
  45 typedef struct
  46 {
  47     int64_t      i_file_size;
  48     int64_t      i_data_packets_count;
  49     int32_t      i_min_data_packet_size;
  50
  51     asf_stream_t stream[128];
  52
  53 } asf_header_t;
  54
  55 typedef struct guid_s
  56 {
  57     uint32_t v1; /* le */
  58     uint16_t v2; /* le */
  59     uint16_t v3; /* le */
  60     uint8_t  v4[8];
  61 } guid_t;
  62
  63
  64 void  GenerateGuid      ( guid_t * );
  65 void  asf_HeaderParse   ( asf_header_t *, uint8_t *, int );
  66 void  asf_StreamSelect  ( asf_header_t *,
  67                               int i_bitrate_max, bool b_all, bool b_audio,
  68                               bool b_video );
  69
  70 #define GUID_FMT "%8.8x-%4.4x-%4.4x-%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x"
  71 #define GUID_PRINT( guid )  \
  72     (guid).v1,              \
  73     (guid).v2,              \
  74     (guid).v3,              \
  75     (guid).v4[0],(guid).v4[1],(guid).v4[2],(guid).v4[3],    \
  76     (guid).v4[4],(guid).v4[5],(guid).v4[6],(guid).v4[7]
  77
  78 static const guid_t asf_object_header_guid =
  79 {
  80     0x75B22630,
  81     0x668E,
  82     0x11CF,
  83     { 0xA6,0xD9, 0x00,0xAA,0x00,0x62,0xCE,0x6C }
  84 };
  85
  86 static const guid_t asf_object_file_properties_guid =
  87 {
  88     0x8cabdca1,
  89     0xa947,
  90     0x11cf,
  91     { 0x8e,0xe4, 0x00,0xC0,0x0C,0x20,0x53,0x65 }
  92 };
  93
  94 static const guid_t asf_object_stream_properties_guid =
  95 {
  96     0xB7DC0791,
  97     0xA9B7,
  98     0x11CF,
  99     { 0x8E,0xE6, 0x00,0xC0,0x0C,0x20,0x53,0x65 }
 100 };
 101
 102 static const guid_t asf_object_stream_type_audio =
 103 {
 104     0xF8699E40,
 105     0x5B4D,
 106     0x11CF,
 107     { 0xA8,0xFD, 0x00,0x80,0x5F,0x5C,0x44,0x2B }
 108 };
 109
 110 static const guid_t asf_object_stream_type_video =
 111 {
 112     0xbc19efc0,
 113     0x5B4D,
 114     0x11CF,
 115     { 0xA8,0xFD, 0x00,0x80,0x5F,0x5C,0x44,0x2B }
 116 };
 117
 118 static const guid_t asf_object_bitrate_properties_guid =
 119 {
 120     0x7BF875CE,
 121     0x468D,
 122     0x11D1,
 123     { 0x8D,0x82,0x00,0x60,0x97,0xC9,0xA2,0xB2 }
 124 };
 125
 126 static const guid_t asf_object_bitrate_mutual_exclusion_guid =
 127 {
 128     0xD6E229DC,
 129     0x35DA,
 130     0x11D1,
 131     { 0x90,0x34,0x00,0xA0,0xC9,0x03,0x49,0xBE }
 132 };
 133
 134 static const guid_t asf_object_extended_stream_properties_guid =
 135 {
 136     0x14E6A5CB,
 137     0xC672,
 138     0x4332,
 139     { 0x83, 0x99, 0xA9, 0x69, 0x52, 0x06, 0x5B, 0x5A }
 140 };
 141
 142 static const guid_t asf_object_header_extension_guid =
 143 {
 144     0x5FBF03B5,
 145     0xA92E,
 146     0x11CF,
 147     { 0x8E, 0xE3, 0x00, 0xC0, 0x0C, 0x20, 0x53, 0x65 }
 148 };
 149
 150 #endif