libcdio  0.82
sector.h
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00001 /*
00002     $Id: sector.h,v 1.38 2008/03/25 15:59:09 karl Exp $
00003 
00004     Copyright (C) 2003, 2004, 2005, 2006, 2008 Rocky Bernstein <rocky@gnu.org>
00005     Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org>
00006 
00007     This program is free software: you can redistribute it and/or modify
00008     it under the terms of the GNU General Public License as published by
00009     the Free Software Foundation, either version 3 of the License, or
00010     (at your option) any later version.
00011 
00012     This program is distributed in the hope that it will be useful,
00013     but WITHOUT ANY WARRANTY; without even the implied warranty of
00014     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015     GNU General Public License for more details.
00016 
00017     You should have received a copy of the GNU General Public License
00018     along with this program.  If not, see <http://www.gnu.org/licenses/>.
00019 */
00059 
00060 #ifndef _CDIO_SECTOR_H_
00061 #define _CDIO_SECTOR_H_
00062 
00063 #ifdef __cplusplus
00064     extern "C" {
00065 #endif
00066 
00067 #include <cdio/types.h>
00068 
00072 #define CDIO_SUBCHANNEL_SUBQ_DATA               0
00073 #define CDIO_SUBCHANNEL_CURRENT_POSITION        1
00074 #define CDIO_SUBCHANNEL_MEDIA_CATALOG           2
00075 #define CDIO_SUBCHANNEL_TRACK_ISRC              3
00076       
00080       typedef enum {
00081         NONE =                  0x00,   /* no flags set */
00082         PRE_EMPHASIS =          0x01,   /* audio track recorded with pre-emphasis */
00083         COPY_PERMITTED =        0x02,   /* digital copy permitted */
00084         DATA =                  0x04,   /* data track */
00085         FOUR_CHANNEL_AUDIO =    0x08,   /* 4 audio channels */
00086         SCMS =                  0x10    /* SCMS (5.29.2.7) */
00087       } flag_t;
00088       
00089 #define CDIO_PREGAP_SECTORS  150
00090 #define CDIO_POSTGAP_SECTORS 150
00091       
00097       extern enum cdio_cd_enums {
00098         CDIO_CD_MINS =              74,   
00100         CDIO_CD_SECS_PER_MIN =      60,   
00101         CDIO_CD_FRAMES_PER_SEC =    75,   
00102         CDIO_CD_SYNC_SIZE =         12,   
00104         CDIO_CD_CHUNK_SIZE =        24,   
00106         CDIO_CD_NUM_OF_CHUNKS =     98,   
00107         CDIO_CD_FRAMESIZE_SUB =     96,   
00108         CDIO_CD_HEADER_SIZE =        4,   
00110         CDIO_CD_SUBHEADER_SIZE =     8,   
00112         CDIO_CD_ECC_SIZE =         276,   
00114         CDIO_CD_FRAMESIZE =       2048,   
00116         CDIO_CD_FRAMESIZE_RAW =   2352,   
00117         CDIO_CD_FRAMESIZE_RAWER = 2646,   
00119         CDIO_CD_FRAMESIZE_RAW1  = 2340,
00120         CDIO_CD_FRAMESIZE_RAW0  = 2336,
00121         CDIO_CD_MAX_SESSIONS =      99, 
00122         CDIO_CD_MIN_SESSION_NO =     1,   
00123         CDIO_CD_MAX_LSN =       450150,   
00124         CDIO_CD_MIN_LSN      = -450150,   
00125       } cdio_cd_enums;
00126         
00132 #define CDIO_CD_MINS              74   
00134 #define CDIO_CD_SECS_PER_MIN      60   
00135 #define CDIO_CD_FRAMES_PER_SEC    75   
00136 #define CDIO_CD_SYNC_SIZE         12   
00137 #define CDIO_CD_CHUNK_SIZE        24   
00138 #define CDIO_CD_NUM_OF_CHUNKS     98   
00139 #define CDIO_CD_FRAMESIZE_SUB     96   
00140 #define CDIO_CD_HEADER_SIZE        4   
00142 #define CDIO_CD_SUBHEADER_SIZE     8   
00144 #define CDIO_CD_EDC_SIZE           4   
00146 #define CDIO_CD_M1F1_ZERO_SIZE     8   
00148 #define CDIO_CD_ECC_SIZE         276   
00150 #define CDIO_CD_FRAMESIZE       2048   
00151 #define CDIO_CD_FRAMESIZE_RAW   2352   
00152 #define CDIO_CD_FRAMESIZE_RAWER 2646   
00154 #define CDIO_CD_FRAMESIZE_RAW1 (CDIO_CD_CD_FRAMESIZE_RAW-CDIO_CD_SYNC_SIZE) /*2340*/
00155 #define CDIO_CD_FRAMESIZE_RAW0 (CDIO_CD_FRAMESIZE_RAW-CDIO_CD_SYNC_SIZE-CDIO_CD_HEADER_SIZE) /*2336*/
00156       
00158 #define CDIO_CD_XA_HEADER (CDIO_CD_HEADER_SIZE+CDIO_CD_SUBHEADER_SIZE) 
00159       
00161 #define CDIO_CD_XA_TAIL   (CDIO_CD_EDC_SIZE+CDIO_CD_ECC_SIZE) 
00162       
00164 #define CDIO_CD_XA_SYNC_HEADER   (CDIO_CD_SYNC_SIZE+CDIO_CD_XA_HEADER) 
00165       
00168       extern const uint8_t CDIO_SECTOR_SYNC_HEADER[CDIO_CD_SYNC_SIZE];
00178       extern enum m2_sector_enums {
00179         M2F2_SECTOR_SIZE  = 2324,
00180         M2SUB_SECTOR_SIZE = 2332,
00181         M2RAW_SECTOR_SIZE = 2336
00182       } m2_sector_enums;
00183       
00184 #define M2F2_SECTOR_SIZE    2324
00185 #define M2SUB_SECTOR_SIZE   2332
00186 #define M2RAW_SECTOR_SIZE   2336
00187       
00189 #define CDIO_CD_MAX_SESSIONS    99 
00190 
00191 #define CDIO_CD_MIN_SESSION_NO   1
00192       
00194 #define CDIO_CD_MAX_LSN   450150
00195 
00196 #define CDIO_CD_MIN_LSN  -450150
00197       
00198       
00199 #define CDIO_CD_FRAMES_PER_MIN                          \
00200       (CDIO_CD_FRAMES_PER_SEC*CDIO_CD_SECS_PER_MIN)
00201       
00202 #define CDIO_CD_74MIN_SECTORS (UINT32_C(74)*CDIO_CD_FRAMES_PER_MIN)
00203 #define CDIO_CD_80MIN_SECTORS (UINT32_C(80)*CDIO_CD_FRAMES_PER_MIN)
00204 #define CDIO_CD_90MIN_SECTORS (UINT32_C(90)*CDIO_CD_FRAMES_PER_MIN)
00205       
00206 #define CDIO_CD_MAX_SECTORS                                     \
00207       (UINT32_C(100)*CDIO_CD_FRAMES_PER_MIN-CDIO_PREGAP_SECTORS)
00208       
00209 #define msf_t_SIZEOF 3
00210       
00214       char *cdio_lba_to_msf_str (lba_t i_lba);
00215       
00219       char *cdio_msf_to_str (const msf_t *p_msf);
00220       
00224       lba_t cdio_lba_to_lsn (lba_t i_lba);
00225       
00229       void  cdio_lba_to_msf(lba_t i_lba, msf_t *p_msf);
00230       
00235       lba_t cdio_lsn_to_lba (lsn_t i_lsn);
00236       
00240       void  cdio_lsn_to_msf (lsn_t i_lsn, msf_t *p_msf);
00241       
00246       lba_t cdio_msf_to_lba (const msf_t *p_msf);
00247       
00252       lsn_t cdio_msf_to_lsn (const msf_t *p_msf);
00253       
00259       lba_t cdio_msf3_to_lba (unsigned int minutes, unsigned int seconds, 
00260                               unsigned int frames);
00261       
00266       lba_t cdio_mmssff_to_lba (const char *psz_mmssff);
00267       
00268 #ifdef __cplusplus
00269     }
00270 #endif
00271 
00272 #ifndef DO_NOT_WANT_PARANOIA_COMPATIBILITY
00273 
00274 #define CD_FRAMESIZE_RAW        CDIO_CD_FRAMESIZE_RAW
00275 #endif /*DO_NOT_WANT_PARANOIA_COMPATIBILITY*/
00276 
00277 #endif /* _CDIO_SECTOR_H_ */
00278 
00279 
00280 /* 
00281  * Local variables:
00282  *  c-file-style: "gnu"
00283  *  tab-width: 8
00284  *  indent-tabs-mode: nil
00285  * End:
00286  */

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