git.sesse.net Git - vlc/blob - modules/demux/avi/libavi.h

   1 /*****************************************************************************
   2  * libavi.h : LibAVI library
   3  ******************************************************************************
   4  * Copyright (C) 2001-2003 the VideoLAN team
   5  * $Id$
   6  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  21  *****************************************************************************/
  22
  23 /* flags for use in <dwFlags> in AVIFileHdr */
  24 #define AVIF_HASINDEX       0x00000010  /* Index at end of file? */
  25 #define AVIF_MUSTUSEINDEX   0x00000020
  26 #define AVIF_ISINTERLEAVED  0x00000100
  27 #define AVIF_TRUSTCKTYPE    0x00000800  /* Use CKType to find key frames? */
  28 #define AVIF_WASCAPTUREFILE 0x00010000
  29 #define AVIF_COPYRIGHTED    0x00020000
  30
  31 /* Flags for index */
  32 #define AVIIF_LIST          0x00000001L /* chunk is a 'LIST' */
  33 #define AVIIF_KEYFRAME      0x00000010L /* this frame is a key frame.*/
  34 #define AVIIF_NOTIME        0x00000100L /* this frame doesn't take any time */
  35 #define AVIIF_COMPUSE       0x0FFF0000L /* these bits are for compressor use */
  36
  37 #define AVIIF_FIXKEYFRAME   0x00001000L /* invented; used to say that */
  38                                         /* the keyframe flag isn't a true flag */
  39                                         /* but have to be verified */
  40
  41 #define AVI_CHUNK_COMMON            \
  42     vlc_fourcc_t i_chunk_fourcc;    \
  43     uint64_t i_chunk_size;          \
  44     uint64_t i_chunk_pos;           \
  45     union  avi_chunk_u *p_next;    \
  46     union  avi_chunk_u *p_father;  \
  47     union  avi_chunk_u *p_first;   \
  48     union  avi_chunk_u *p_last;
  49
  50 #define AVI_CHUNK( p_chk ) (avi_chunk_t*)(p_chk)
  51
  52 typedef struct idx1_entry_s
  53 {
  54     vlc_fourcc_t i_fourcc;
  55     uint32_t i_flags;
  56     uint32_t i_pos;
  57     uint32_t i_length;
  58
  59 } idx1_entry_t;
  60 typedef struct avi_chunk_common_s
  61 {
  62     AVI_CHUNK_COMMON
  63 } avi_chunk_common_t;
  64
  65 typedef struct avi_chunk_list_s
  66 {
  67     AVI_CHUNK_COMMON
  68     vlc_fourcc_t i_type;
  69 } avi_chunk_list_t;
  70
  71 typedef struct avi_chunk_idx1_s
  72 {
  73     AVI_CHUNK_COMMON
  74     unsigned int i_entry_count;
  75     unsigned int i_entry_max;
  76     idx1_entry_t *entry;
  77
  78 } avi_chunk_idx1_t;
  79
  80 typedef struct avi_chunk_avih_s
  81 {
  82     AVI_CHUNK_COMMON
  83     uint32_t i_microsecperframe;
  84     uint32_t i_maxbytespersec;
  85     uint32_t i_reserved1; /* dwPaddingGranularity;    pad to multiples of this
  86                              size; normally 2K */
  87     uint32_t i_flags;
  88     uint32_t i_totalframes;
  89     uint32_t i_initialframes;
  90     uint32_t i_streams;
  91     uint32_t i_suggestedbuffersize;
  92     uint32_t i_width;
  93     uint32_t i_height;
  94     uint32_t i_scale;
  95     uint32_t i_rate;
  96     uint32_t i_start;
  97     uint32_t i_length;
  98 } avi_chunk_avih_t;
  99
 100 typedef struct avi_chunk_strh_s
 101 {
 102     AVI_CHUNK_COMMON
 103     vlc_fourcc_t i_type;
 104     uint32_t i_handler;
 105     uint32_t i_flags;
 106     uint32_t i_reserved1;    /* wPriority wLanguage */
 107     uint32_t i_initialframes;
 108     uint32_t i_scale;
 109     uint32_t i_rate;
 110     uint32_t i_start;
 111     uint32_t i_length;       /* In units above... */
 112     uint32_t i_suggestedbuffersize;
 113     uint32_t i_quality;
 114     uint32_t i_samplesize;
 115 } avi_chunk_strh_t;
 116
 117 typedef struct avi_chunk_strf_auds_s
 118 {
 119     AVI_CHUNK_COMMON
 120     int             i_cat;
 121     WAVEFORMATEX    *p_wf;
 122 } avi_chunk_strf_auds_t;
 123
 124 typedef struct avi_chunk_strf_vids_s
 125 {
 126     AVI_CHUNK_COMMON
 127     int              i_cat;
 128     BITMAPINFOHEADER *p_bih;
 129 } avi_chunk_strf_vids_t;
 130
 131 typedef union avi_chunk_strf_u
 132 {
 133     avi_chunk_strf_auds_t   auds;
 134     avi_chunk_strf_vids_t   vids;
 135     struct
 136     {
 137         AVI_CHUNK_COMMON
 138         int i_cat;
 139     }                       common;
 140 } avi_chunk_strf_t;
 141
 142 typedef struct avi_chunk_strd_s
 143 {
 144     AVI_CHUNK_COMMON
 145     uint8_t  *p_data;
 146 } avi_chunk_strd_t;
 147
 148
 149 #define AVI_INDEX_OF_INDEXES    0x00
 150 #define AVI_INDEX_OF_CHUNKS     0x01
 151 #define AVI_INDEX_IS_DATA       0x80
 152
 153 #define AVI_INDEX_2FIELD        0x01
 154 typedef struct
 155 {
 156     uint32_t i_offset;
 157     uint32_t i_size;
 158 } indx_std_entry_t;
 159
 160 typedef struct
 161 {
 162     uint32_t i_offset;
 163     uint32_t i_size;
 164     uint32_t i_offsetfield2;
 165 } indx_field_entry_t;
 166
 167 typedef struct
 168 {
 169     uint64_t i_offset;
 170     uint32_t i_size;
 171     uint32_t i_duration;
 172 } indx_super_entry_t;
 173
 174 typedef struct avi_chunk_indx_s
 175 {
 176     AVI_CHUNK_COMMON
 177     int16_t i_longsperentry;
 178     int8_t  i_indexsubtype;
 179     int8_t  i_indextype;
 180     int32_t i_entriesinuse;
 181     vlc_fourcc_t i_id;
 182
 183     int64_t i_baseoffset;
 184
 185     union
 186     {
 187         indx_std_entry_t    *std;
 188         indx_field_entry_t  *field;
 189         indx_super_entry_t  *super;
 190     } idx;
 191 } avi_chunk_indx_t;
 192
 193 typedef struct avi_chunk_STRING_s
 194 {
 195     AVI_CHUNK_COMMON
 196     char *p_type;
 197     char *p_str;
 198 } avi_chunk_STRING_t;
 199
 200 typedef union avi_chunk_u
 201 {
 202     avi_chunk_common_t  common;
 203     avi_chunk_list_t    list;
 204     avi_chunk_idx1_t    idx1;
 205     avi_chunk_avih_t    avih;
 206     avi_chunk_strh_t    strh;
 207     avi_chunk_strf_t    strf;
 208     avi_chunk_strd_t    strd;
 209     avi_chunk_indx_t    indx;
 210     avi_chunk_STRING_t  strz;
 211 } avi_chunk_t;
 212
 213 /****************************************************************************
 214  * Stream(input) access functions
 215  ****************************************************************************/
 216 int     _AVI_ChunkRead( stream_t *,
 217                         avi_chunk_t *p_chk,
 218                         avi_chunk_t *p_father );
 219
 220 int     _AVI_ChunkCount( avi_chunk_t *, vlc_fourcc_t );
 221 void   *_AVI_ChunkFind ( avi_chunk_t *, vlc_fourcc_t, int );
 222
 223 int     AVI_ChunkReadRoot( stream_t *, avi_chunk_t *p_root );
 224 void    AVI_ChunkFreeRoot( stream_t *, avi_chunk_t  *p_chk );
 225
 226 #define AVI_ChunkRead( s, p_chk, p_father ) \
 227     _AVI_ChunkRead( s, p_chk, (avi_chunk_t*)p_father )
 228 #define AVI_ChunkCount( p_chk, i_fourcc ) \
 229     _AVI_ChunkCount( (avi_chunk_t*)p_chk, i_fourcc )
 230 #define AVI_ChunkFind( p_chk, i_fourcc, i_number ) \
 231     _AVI_ChunkFind( (avi_chunk_t*)p_chk, i_fourcc, i_number )
 232
 233
 234     /* *** avi stuff *** */
 235
 236 #define AVIFOURCC_RIFF         VLC_FOURCC('R','I','F','F')
 237 #define AVIFOURCC_LIST         VLC_FOURCC('L','I','S','T')
 238 #define AVIFOURCC_JUNK         VLC_FOURCC('J','U','N','K')
 239 #define AVIFOURCC_AVI          VLC_FOURCC('A','V','I',' ')
 240 #define AVIFOURCC_AVIX         VLC_FOURCC('A','V','I','X')
 241 #define AVIFOURCC_WAVE         VLC_FOURCC('W','A','V','E')
 242 #define AVIFOURCC_INFO         VLC_FOURCC('I','N','F','O')
 243
 244 #define AVIFOURCC_avih         VLC_FOURCC('a','v','i','h')
 245 #define AVIFOURCC_hdrl         VLC_FOURCC('h','d','r','l')
 246 #define AVIFOURCC_movi         VLC_FOURCC('m','o','v','i')
 247 #define AVIFOURCC_idx1         VLC_FOURCC('i','d','x','1')
 248
 249 #define AVIFOURCC_strl         VLC_FOURCC('s','t','r','l')
 250 #define AVIFOURCC_strh         VLC_FOURCC('s','t','r','h')
 251 #define AVIFOURCC_strf         VLC_FOURCC('s','t','r','f')
 252 #define AVIFOURCC_strd         VLC_FOURCC('s','t','r','d')
 253 #define AVIFOURCC_strn         VLC_FOURCC('s','t','r','n')
 254 #define AVIFOURCC_indx         VLC_FOURCC('i','n','d','x')
 255
 256 #define AVIFOURCC_rec          VLC_FOURCC('r','e','c',' ')
 257 #define AVIFOURCC_auds         VLC_FOURCC('a','u','d','s')
 258 #define AVIFOURCC_vids         VLC_FOURCC('v','i','d','s')
 259 #define AVIFOURCC_txts         VLC_FOURCC('t','x','t','s')
 260 #define AVIFOURCC_mids         VLC_FOURCC('m','i','d','s')
 261 #define AVIFOURCC_iavs         VLC_FOURCC('i','a','v','s')
 262 #define AVIFOURCC_ivas         VLC_FOURCC('i','v','a','s')
 263
 264 #define AVIFOURCC_IARL         VLC_FOURCC('I','A','R','L')
 265 #define AVIFOURCC_IART         VLC_FOURCC('I','A','R','T')
 266 #define AVIFOURCC_ICMS         VLC_FOURCC('I','C','M','S')
 267 #define AVIFOURCC_ICMT         VLC_FOURCC('I','C','M','T')
 268 #define AVIFOURCC_ICOP         VLC_FOURCC('I','C','O','P')
 269 #define AVIFOURCC_ICRD         VLC_FOURCC('I','C','R','D')
 270 #define AVIFOURCC_ICRP         VLC_FOURCC('I','C','R','P')
 271 #define AVIFOURCC_IDIM         VLC_FOURCC('I','D','I','M')
 272 #define AVIFOURCC_IDPI         VLC_FOURCC('I','D','P','I')
 273 #define AVIFOURCC_IENG         VLC_FOURCC('I','E','N','G')
 274 #define AVIFOURCC_IGNR         VLC_FOURCC('I','G','N','R')
 275 #define AVIFOURCC_IKEY         VLC_FOURCC('I','K','E','Y')
 276 #define AVIFOURCC_ILGT         VLC_FOURCC('I','L','G','T')
 277 #define AVIFOURCC_IMED         VLC_FOURCC('I','M','E','D')
 278 #define AVIFOURCC_INAM         VLC_FOURCC('I','N','A','M')
 279 #define AVIFOURCC_IPLT         VLC_FOURCC('I','P','L','T')
 280 #define AVIFOURCC_IPRD         VLC_FOURCC('I','P','R','D')
 281 #define AVIFOURCC_ISBJ         VLC_FOURCC('I','S','B','J')
 282 #define AVIFOURCC_ISFT         VLC_FOURCC('I','S','F','T')
 283 #define AVIFOURCC_ISHP         VLC_FOURCC('I','S','H','P')
 284 #define AVIFOURCC_ISRC         VLC_FOURCC('I','S','R','C')
 285 #define AVIFOURCC_ISRF         VLC_FOURCC('I','S','R','F')
 286 #define AVIFOURCC_ITCH         VLC_FOURCC('I','T','C','H')
 287 #define AVIFOURCC_ISMP         VLC_FOURCC('I','S','M','P')
 288 #define AVIFOURCC_IDIT         VLC_FOURCC('I','D','I','T')
 289
 290
 291 #define AVITWOCC_wb            VLC_TWOCC('w','b')
 292 #define AVITWOCC_db            VLC_TWOCC('d','b')
 293 #define AVITWOCC_dc            VLC_TWOCC('d','c')
 294 #define AVITWOCC_pc            VLC_TWOCC('p','c')
 295     /* *** codex stuff ***  */
 296
 297     /* Microsoft RLE video */
 298 #define FOURCC_1            VLC_FOURCC( 1,  0,  0,  0 )
 299
 300     /* MPEG4 video */
 301 #define FOURCC_DIVX         VLC_FOURCC('D','I','V','X')
 302 #define FOURCC_divx         VLC_FOURCC('d','i','v','x')
 303 #define FOURCC_DIV1         VLC_FOURCC('D','I','V','1')
 304 #define FOURCC_div1         VLC_FOURCC('d','i','v','1')
 305 #define FOURCC_MP4S         VLC_FOURCC('M','P','4','S')
 306 #define FOURCC_mp4s         VLC_FOURCC('m','p','4','s')
 307 #define FOURCC_M4S2         VLC_FOURCC('M','4','S','2')
 308 #define FOURCC_m4s2         VLC_FOURCC('m','4','s','2')
 309 #define FOURCC_xvid         VLC_FOURCC('x','v','i','d')
 310 #define FOURCC_XVID         VLC_FOURCC('X','V','I','D')
 311 #define FOURCC_XviD         VLC_FOURCC('X','v','i','D')
 312 #define FOURCC_DX50         VLC_FOURCC('D','X','5','0')
 313 #define FOURCC_dx50         VLC_FOURCC('d','x','5','0')
 314 #define FOURCC_mp4v         VLC_FOURCC('m','p','4','v')
 315 #define FOURCC_4            VLC_FOURCC( 4,  0,  0,  0 )
 316
 317     /* MSMPEG4 v2 */
 318 #define FOURCC_MPG4         VLC_FOURCC('M','P','G','4')
 319 #define FOURCC_mpg4         VLC_FOURCC('m','p','g','4')
 320 #define FOURCC_DIV2         VLC_FOURCC('D','I','V','2')
 321 #define FOURCC_div2         VLC_FOURCC('d','i','v','2')
 322 #define FOURCC_MP42         VLC_FOURCC('M','P','4','2')
 323 #define FOURCC_mp42         VLC_FOURCC('m','p','4','2')
 324
 325     /* MSMPEG4 v3 / M$ mpeg4 v3 */
 326 #define FOURCC_MPG3         VLC_FOURCC('M','P','G','3')
 327 #define FOURCC_mpg3         VLC_FOURCC('m','p','g','3')
 328 #define FOURCC_div3         VLC_FOURCC('d','i','v','3')
 329 #define FOURCC_MP43         VLC_FOURCC('M','P','4','3')
 330 #define FOURCC_mp43         VLC_FOURCC('m','p','4','3')
 331
 332     /* DivX 3.20 */
 333 #define FOURCC_DIV3         VLC_FOURCC('D','I','V','3')
 334 #define FOURCC_DIV4         VLC_FOURCC('D','I','V','4')
 335 #define FOURCC_div4         VLC_FOURCC('d','i','v','4')
 336 #define FOURCC_DIV5         VLC_FOURCC('D','I','V','5')
 337 #define FOURCC_div5         VLC_FOURCC('d','i','v','5')
 338 #define FOURCC_DIV6         VLC_FOURCC('D','I','V','6')
 339 #define FOURCC_div6         VLC_FOURCC('d','i','v','6')
 340
 341     /* AngelPotion stuff */
 342 #define FOURCC_AP41         VLC_FOURCC('A','P','4','1')
 343
 344     /* 3IVX */
 345 #define FOURCC_3IV1         VLC_FOURCC('3','I','V','1')
 346 #define FOURCC_3iv1         VLC_FOURCC('2','i','v','1')
 347 #define FOURCC_3IV2         VLC_FOURCC('3','I','V','2')
 348 #define FOURCC_3iv2         VLC_FOURCC('3','i','v','2')
 349 #define FOURCC_3IVD         VLC_FOURCC('3','I','V','D')
 350 #define FOURCC_3ivd         VLC_FOURCC('3','i','v','d')
 351 #define FOURCC_3VID         VLC_FOURCC('3','V','I','D')
 352 #define FOURCC_3vid         VLC_FOURCC('3','v','i','d')
 353
 354     /* H263 and H263i */
 355 #define FOURCC_H263         VLC_FOURCC('H','2','6','3')
 356 #define FOURCC_h263         VLC_FOURCC('h','2','6','3')
 357 #define FOURCC_U263         VLC_FOURCC('U','2','6','3')
 358 #define FOURCC_I263         VLC_FOURCC('I','2','6','3')
 359 #define FOURCC_i263         VLC_FOURCC('i','2','6','3')
 360
 361     /* H264 */
 362 #define FOURCC_H264         VLC_FOURCC('H','2','6','4')
 363 #define FOURCC_h264         VLC_FOURCC('h','2','6','4')
 364 #define FOURCC_VSSH         VLC_FOURCC('V','S','S','H')
 365
 366     /* DV */
 367 #define FOURCC_dvsd         VLC_FOURCC('d','v','s','d')
 368 #define FOURCC_dvhd         VLC_FOURCC('d','v','h','d')
 369 #define FOURCC_dvsl         VLC_FOURCC('d','v','s','l')