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# 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
    00099 ogg_int64_t oggz_tell_units (OGGZ * oggz);
    00100
    00109 ogg_int64_t oggz_seek_units (OGGZ * oggz, ogg_int64_t units, int whence);
    00110
    00119 ogg_int64_t
    00120 oggz_tell_granulepos (OGGZ * oggz);
    00121
    00134 oggz_off_t oggz_tell (OGGZ * oggz);
    00135
    00143 oggz_off_t oggz_seek (OGGZ * oggz, oggz_off_t offset, int whence);
    00144
    00145 #ifdef _UNIMPLEMENTED
    00146 long oggz_seek_packets (OGGZ * oggz, long serialno, long packets, int whence);
    00147 #endif
    00148
    00270 int oggz_get_preroll (OGGZ * oggz, long serialno);
    00271
    00283 int oggz_set_preroll (OGGZ * oggz, long serialno, int preroll);
    00284
    00294 int oggz_get_granuleshift (OGGZ * oggz, long serialno);
    00295
    00308 int oggz_set_granuleshift (OGGZ * oggz, long serialno, int granuleshift);
    00309
    00322 int oggz_get_granulerate (OGGZ * oggz, long serialno,
    00323                           ogg_int64_t * granulerate_n,
    00324                           ogg_int64_t * granulerate_d);
    00325
    00339 int oggz_set_granulerate (OGGZ * oggz, long serialno,
    00340                           ogg_int64_t granule_rate_numerator,
    00341                           ogg_int64_t granule_rate_denominator);
    00342
    00360 typedef ogg_int64_t (*OggzMetric) (OGGZ * oggz, long serialno,
    00361                                    ogg_int64_t granulepos, void * user_data);
    00362
    00385 int oggz_set_metric (OGGZ * oggz, long serialno, OggzMetric metric,
    00386                      void * user_data);
    00387
    00388 #ifdef _UNIMPLEMENTED
    00389
    00445 typedef int (*OggzOrder) (OGGZ * oggz, ogg_packet * op, void * target,
    00446                          void * user_data);
    00454 int oggz_set_order (OGGZ * oggz, long serialno, OggzOrder order,
    00455                     void * user_data);
    00456
    00457 long oggz_seek_byorder (OGGZ * oggz, void * target);
    00458
    00459 #endif /* _UNIMPLEMENTED */
    00460
    00474 int oggz_set_data_start (OGGZ * oggz, oggz_off_t offset);
    00491 ogg_int64_t
    00492 oggz_bounded_seek_set (OGGZ * oggz,
    00493                        ogg_int64_t unit_target,
    00494                        ogg_int64_t offset_begin,
    00495                        ogg_int64_t offset_end);
    00496
    00497 #endif /* __OGGZ_SEEK_H__ */