1 /*****************************************************************************
2 * libavi.h : LibAVI library
3 ******************************************************************************
4 * Copyright (C) 2001 VideoLAN
5 * $Id: libavi.h,v 1.5 2002/12/04 15:47:31 fenrir Exp $
6 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
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.
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.
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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
21 *****************************************************************************/
23 #include "codecs.h" /* BITMAPINFOHEADER */
25 /* flags for use in <dwFlags> in AVIFileHdr */
26 #define AVIF_HASINDEX 0x00000010 /* Index at end of file? */
27 #define AVIF_MUSTUSEINDEX 0x00000020
28 #define AVIF_ISINTERLEAVED 0x00000100
29 #define AVIF_TRUSTCKTYPE 0x00000800 /* Use CKType to find key frames? */
30 #define AVIF_WASCAPTUREFILE 0x00010000
31 #define AVIF_COPYRIGHTED 0x00020000
34 #define AVIIF_LIST 0x00000001L /* chunk is a 'LIST' */
35 #define AVIIF_KEYFRAME 0x00000010L /* this frame is a key frame.*/
36 #define AVIIF_NOTIME 0x00000100L /* this frame doesn't take any time */
37 #define AVIIF_COMPUSE 0x0FFF0000L /* these bits are for compressor use */
39 #define AVIIF_FIXKEYFRAME 0x00001000L /* invented; used to say that
40 the keyframe flag isn't a true flag
41 but have to be verified */
43 /* *** avi stuff *** */
45 #define AVIFOURCC_RIFF VLC_FOURCC('R','I','F','F')
46 #define AVIFOURCC_LIST VLC_FOURCC('L','I','S','T')
47 #define AVIFOURCC_JUNK VLC_FOURCC('J','U','N','K')
48 #define AVIFOURCC_AVI VLC_FOURCC('A','V','I',' ')
49 #define AVIFOURCC_WAVE VLC_FOURCC('W','A','V','E')
50 #define AVIFOURCC_INFO VLC_FOURCC('I','N','F','O')
52 #define AVIFOURCC_avih VLC_FOURCC('a','v','i','h')
53 #define AVIFOURCC_hdrl VLC_FOURCC('h','d','r','l')
54 #define AVIFOURCC_movi VLC_FOURCC('m','o','v','i')
55 #define AVIFOURCC_idx1 VLC_FOURCC('i','d','x','1')
57 #define AVIFOURCC_strl VLC_FOURCC('s','t','r','l')
58 #define AVIFOURCC_strh VLC_FOURCC('s','t','r','h')
59 #define AVIFOURCC_strf VLC_FOURCC('s','t','r','f')
60 #define AVIFOURCC_strd VLC_FOURCC('s','t','r','d')
62 #define AVIFOURCC_rec VLC_FOURCC('r','e','c',' ')
63 #define AVIFOURCC_auds VLC_FOURCC('a','u','d','s')
64 #define AVIFOURCC_vids VLC_FOURCC('v','i','d','s')
66 #define AVIFOURCC_IARL VLC_FOURCC('I','A','R','L')
67 #define AVIFOURCC_IART VLC_FOURCC('I','A','R','T')
68 #define AVIFOURCC_ICMS VLC_FOURCC('I','C','M','S')
69 #define AVIFOURCC_ICMT VLC_FOURCC('I','C','M','T')
70 #define AVIFOURCC_ICOP VLC_FOURCC('I','C','O','P')
71 #define AVIFOURCC_ICRD VLC_FOURCC('I','C','R','D')
72 #define AVIFOURCC_ICRP VLC_FOURCC('I','C','R','P')
73 #define AVIFOURCC_IDIM VLC_FOURCC('I','D','I','M')
74 #define AVIFOURCC_IDPI VLC_FOURCC('I','D','P','I')
75 #define AVIFOURCC_IENG VLC_FOURCC('I','E','N','G')
76 #define AVIFOURCC_IGNR VLC_FOURCC('I','G','N','R')
77 #define AVIFOURCC_IKEY VLC_FOURCC('I','K','E','Y')
78 #define AVIFOURCC_ILGT VLC_FOURCC('I','L','G','T')
79 #define AVIFOURCC_IMED VLC_FOURCC('I','M','E','D')
80 #define AVIFOURCC_INAM VLC_FOURCC('I','N','A','M')
81 #define AVIFOURCC_IPLT VLC_FOURCC('I','P','L','T')
82 #define AVIFOURCC_IPRD VLC_FOURCC('I','P','R','D')
83 #define AVIFOURCC_ISBJ VLC_FOURCC('I','S','B','J')
84 #define AVIFOURCC_ISFT VLC_FOURCC('I','S','F','T')
85 #define AVIFOURCC_ISHP VLC_FOURCC('I','S','H','P')
86 #define AVIFOURCC_ISRC VLC_FOURCC('I','S','R','C')
87 #define AVIFOURCC_ISRF VLC_FOURCC('I','S','R','F')
88 #define AVIFOURCC_ITCH VLC_FOURCC('I','T','C','H')
89 #define AVIFOURCC_ISMP VLC_FOURCC('I','S','M','P')
90 #define AVIFOURCC_IDIT VLC_FOURCC('I','D','I','T')
93 #define AVITWOCC_wb VLC_TWOCC('w','b')
94 #define AVITWOCC_db VLC_TWOCC('d','b')
95 #define AVITWOCC_dc VLC_TWOCC('d','c')
96 #define AVITWOCC_pc VLC_TWOCC('p','c')
97 /* *** codex stuff *** */
100 #define FOURCC_DIVX VLC_FOURCC('D','I','V','X')
101 #define FOURCC_divx VLC_FOURCC('d','i','v','x')
102 #define FOURCC_DIV1 VLC_FOURCC('D','I','V','1')
103 #define FOURCC_div1 VLC_FOURCC('d','i','v','1')
104 #define FOURCC_MP4S VLC_FOURCC('M','P','4','S')
105 #define FOURCC_mp4s VLC_FOURCC('m','p','4','s')
106 #define FOURCC_M4S2 VLC_FOURCC('M','4','S','2')
107 #define FOURCC_m4s2 VLC_FOURCC('m','4','s','2')
108 #define FOURCC_xvid VLC_FOURCC('x','v','i','d')
109 #define FOURCC_XVID VLC_FOURCC('X','V','I','D')
110 #define FOURCC_XviD VLC_FOURCC('X','v','i','D')
111 #define FOURCC_DX50 VLC_FOURCC('D','X','5','0')
112 #define FOURCC_mp4v VLC_FOURCC('m','p','4','v')
113 #define FOURCC_4 VLC_FOURCC( 4, 0, 0, 0 )
116 #define FOURCC_MPG4 VLC_FOURCC('M','P','G','4')
117 #define FOURCC_mpg4 VLC_FOURCC('m','p','g','4')
118 #define FOURCC_DIV2 VLC_FOURCC('D','I','V','2')
119 #define FOURCC_div2 VLC_FOURCC('d','i','v','2')
120 #define FOURCC_MP42 VLC_FOURCC('M','P','4','2')
121 #define FOURCC_mp42 VLC_FOURCC('m','p','4','2')
123 /* MSMPEG4 v3 / M$ mpeg4 v3 */
124 #define FOURCC_MPG3 VLC_FOURCC('M','P','G','3')
125 #define FOURCC_mpg3 VLC_FOURCC('m','p','g','3')
126 #define FOURCC_div3 VLC_FOURCC('d','i','v','3')
127 #define FOURCC_MP43 VLC_FOURCC('M','P','4','3')
128 #define FOURCC_mp43 VLC_FOURCC('m','p','4','3')
131 #define FOURCC_DIV3 VLC_FOURCC('D','I','V','3')
132 #define FOURCC_DIV4 VLC_FOURCC('D','I','V','4')
133 #define FOURCC_div4 VLC_FOURCC('d','i','v','4')
134 #define FOURCC_DIV5 VLC_FOURCC('D','I','V','5')
135 #define FOURCC_div5 VLC_FOURCC('d','i','v','5')
136 #define FOURCC_DIV6 VLC_FOURCC('D','I','V','6')
137 #define FOURCC_div6 VLC_FOURCC('d','i','v','6')
139 /* AngelPotion stuff */
140 #define FOURCC_AP41 VLC_FOURCC('A','P','4','1')
143 #define FOURCC_3IV1 VLC_FOURCC('3','I','V','1')
145 #define FOURCC_H263 VLC_FOURCC('H','2','6','3')
146 #define FOURCC_h263 VLC_FOURCC('h','2','6','3')
147 #define FOURCC_U263 VLC_FOURCC('U','2','6','3')
148 #define FOURCC_I263 VLC_FOURCC('I','2','6','3')
149 #define FOURCC_i263 VLC_FOURCC('i','2','6','3')
152 #define WAVE_FORMAT_UNKNOWN 0x0000
153 #define WAVE_FORMAT_PCM 0x0001
154 #define WAVE_FORMAT_MPEG 0x0050
155 #define WAVE_FORMAT_MPEGLAYER3 0x0055
156 #define WAVE_FORMAT_A52 0x2000
157 #define WAVE_FORMAT_WMA1 0x0160
158 #define WAVE_FORMAT_WMA2 0x0161
161 #define AVI_CHUNK_COMMON \
162 vlc_fourcc_t i_chunk_fourcc; \
163 uint64_t i_chunk_size; \
164 uint64_t i_chunk_pos; \
165 union avi_chunk_u *p_next; \
166 union avi_chunk_u *p_father; \
167 union avi_chunk_u *p_first; \
168 union avi_chunk_u *p_last;
170 #define AVI_CHUNK( p_chk ) (avi_chunk_t*)(p_chk)
172 typedef struct idx1_entry_s
174 vlc_fourcc_t i_fourcc;
180 typedef struct avi_chunk_common_s
183 } avi_chunk_common_t;
185 typedef struct avi_chunk_list_s
191 typedef struct avi_chunk_idx1_s
200 typedef struct avi_chunk_avih_s
203 uint32_t i_microsecperframe;
204 uint32_t i_maxbytespersec;
205 uint32_t i_reserved1; /* dwPaddingGranularity; pad to multiples of this
208 uint32_t i_totalframes;
209 uint32_t i_initialframes;
211 uint32_t i_suggestedbuffersize;
220 typedef struct avi_chunk_strh_s
226 uint32_t i_reserved1; /* wPriority wLanguage */
227 uint32_t i_initialframes;
231 uint32_t i_length; /* In units above... */
232 uint32_t i_suggestedbuffersize;
234 uint32_t i_samplesize;
237 typedef struct avi_chunk_strf_auds_s
241 } avi_chunk_strf_auds_t;
243 typedef struct avi_chunk_strf_vids_s
246 BITMAPINFOHEADER *p_bih;
247 } avi_chunk_strf_vids_t;
249 typedef union avi_chunk_strf_u
251 avi_chunk_strf_auds_t auds;
252 avi_chunk_strf_vids_t vids;
255 typedef struct avi_chunk_strd_s
261 typedef struct avi_chunk_STRING_s
266 } avi_chunk_STRING_t;
268 typedef union avi_chunk_u
270 avi_chunk_common_t common;
271 avi_chunk_list_t list;
272 avi_chunk_idx1_t idx1;
273 avi_chunk_avih_t avih;
274 avi_chunk_strh_t strh;
275 avi_chunk_strf_t strf;
276 avi_chunk_strd_t strd;
277 avi_chunk_STRING_t strz;
280 /****************************************************************************
281 * AVI_TestFile : test file header to see if it's an avi file
282 ****************************************************************************/
283 int AVI_TestFile( input_thread_t *p_input );
285 /****************************************************************************
286 * Stream(input) access functions
287 ****************************************************************************/
288 off_t AVI_TellAbsolute( input_thread_t *p_input );
289 int AVI_SeekAbsolute( input_thread_t *p_input, off_t i_pos);
290 int AVI_ReadData( input_thread_t *p_input, uint8_t *p_buff, int i_size );
291 int AVI_SkipBytes( input_thread_t *p_input, int i_count );
293 int _AVI_ChunkRead( input_thread_t *p_input,
295 avi_chunk_t *p_father,
296 vlc_bool_t b_seekable );
297 void _AVI_ChunkFree( input_thread_t *p_input,
298 avi_chunk_t *p_chk );
299 int _AVI_ChunkGoto( input_thread_t *p_input,
300 avi_chunk_t *p_chk );
301 void _AVI_ChunkDumpDebug( input_thread_t *p_input,
302 avi_chunk_t *p_chk );
304 int _AVI_ChunkCount( avi_chunk_t *, vlc_fourcc_t );
305 avi_chunk_t *_AVI_ChunkFind( avi_chunk_t *, vlc_fourcc_t, int );
307 int AVI_ChunkReadRoot( input_thread_t *p_input,
309 vlc_bool_t b_seekable );
310 void AVI_ChunkFreeRoot( input_thread_t *p_input,
311 avi_chunk_t *p_chk );
312 #define AVI_ChunkRead( p_input, p_chk, p_father, b_seekable ) \
313 _AVI_ChunkRead( p_input, \
314 (avi_chunk_t*)p_chk, \
315 (avi_chunk_t*)p_father, \
317 #define AVI_ChunkFree( p_input, p_chk ) \
318 _AVI_ChunkFree( p_input, (avi_chunk_t*)p_chk )
320 #define AVI_ChunkGoto( p_input, p_chk ) \
321 _AVI_ChunkGoto( p_input, (avi_chunk_t*)p_chk )
323 #define AVI_ChunkDumpDebug( p_input, p_chk ) \
324 _AVI_ChunkDumpDebug( p_input, (avi_chunk_t*)p_chk )
327 #define AVI_ChunkCount( p_chk, i_fourcc ) \
328 _AVI_ChunkCount( (avi_chunk_t*)p_chk, i_fourcc )
329 #define AVI_ChunkFind( p_chk, i_fourcc, i_number ) \
330 _AVI_ChunkFind( (avi_chunk_t*)p_chk, i_fourcc, i_number )