oggz_seek.h

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00001 /*
00002    Copyright (C) 2003 Commonwealth Scientific and Industrial Research
00003    Organisation (CSIRO) Australia
00004 
00005    Redistribution and use in source and binary forms, with or without
00006    modification, are permitted provided that the following conditions
00007    are met:
00008 
00009    - Redistributions of source code must retain the above copyright
00010    notice, this list of conditions and the following disclaimer.
00011 
00012    - Redistributions in binary form must reproduce the above copyright
00013    notice, this list of conditions and the following disclaimer in the
00014    documentation and/or other materials provided with the distribution.
00015 
00016    - Neither the name of CSIRO Australia nor the names of its
00017    contributors may be used to endorse or promote products derived from
00018    this software without specific prior written permission.
00019 
00020    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00021    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00022    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
00023    PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE ORGANISATION OR
00024    CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
00025    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
00026    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00027    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00028    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00029    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00030    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00031 */
00032 
00033 #ifndef __OGGZ_SEEK_H__
00034 #define __OGGZ_SEEK_H__
00035 
00097 ogg_int64_t oggz_tell_units (OGGZ * oggz);
00098 
00107 ogg_int64_t oggz_seek_units (OGGZ * oggz, ogg_int64_t units, int whence);
00108 
00117 ogg_int64_t
00118 oggz_tell_granulepos (OGGZ * oggz);
00119 
00132 oggz_off_t oggz_tell (OGGZ * oggz);
00133 
00141 oggz_off_t oggz_seek (OGGZ * oggz, oggz_off_t offset, int whence);
00142 
00143 #ifdef _UNIMPLEMENTED
00144 long oggz_seek_packets (OGGZ * oggz, long serialno, long packets, int whence);
00145 #endif
00146 
00268 int oggz_get_granuleshift (OGGZ * oggz, long serialno);
00269 
00282 int oggz_set_granuleshift (OGGZ * oggz, long serialno, int granuleshift);
00283 
00296 int oggz_get_granulerate (OGGZ * oggz, long serialno,
00297                           ogg_int64_t * granulerate_n,
00298                           ogg_int64_t * granulerate_d);
00299 
00313 int oggz_set_granulerate (OGGZ * oggz, long serialno,
00314                           ogg_int64_t granule_rate_numerator,
00315                           ogg_int64_t granule_rate_denominator);
00316 
00334 typedef ogg_int64_t (*OggzMetric) (OGGZ * oggz, long serialno,
00335                                    ogg_int64_t granulepos, void * user_data);
00336 
00359 int oggz_set_metric (OGGZ * oggz, long serialno, OggzMetric metric,
00360                      void * user_data);
00361 
00362 #ifdef _UNIMPLEMENTED
00363 
00419 typedef int (*OggzOrder) (OGGZ * oggz, ogg_packet * op, void * target,
00420                          void * user_data);
00426 int oggz_set_order (OGGZ * oggz, long serialno, OggzOrder order,
00427                     void * user_data);
00428 
00429 long oggz_seek_byorder (OGGZ * oggz, void * target);
00430 
00431 #endif /* _UNIMPLEMENTED */
00432 
00446 int oggz_set_data_start (OGGZ * oggz, oggz_off_t offset);
00450 #endif /* __OGGZ_SEEK_H__ */

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