libhb/encvobsub.c

   1 /* encvobsub.c
   2
   3    Copyright (c) 2003-2015 HandBrake Team
   4    This file is part of the HandBrake source code
   5    Homepage: <http://handbrake.fr/>.
   6    It may be used under the terms of the GNU General Public License v2.
   7    For full terms see the file COPYING file or visit http://www.gnu.org/licenses/gpl-2.0.html
   8  */
   9
  10 #include "hb.h"
  11
  12 struct hb_work_private_s
  13 {
  14     hb_job_t * job;
  15 };
  16
  17 int encsubInit( hb_work_object_t * w, hb_job_t * job )
  18 {
  19     hb_work_private_t * pv;
  20
  21     pv              = calloc( 1, sizeof( hb_work_private_t ) );
  22     w->private_data = pv;
  23
  24     pv->job = job;
  25
  26     return 0;
  27 }
  28
  29 int encsubWork( hb_work_object_t * w, hb_buffer_t ** buf_in,
  30                 hb_buffer_t ** buf_out )
  31 {
  32     hb_buffer_t * in = *buf_in;
  33
  34     if (w->subtitle->source != VOBSUB)
  35     {
  36         // Invalid source, send EOF, this shouldn't ever happen
  37         hb_log("encvobsub: invalid subtitle source");
  38         hb_buffer_close( buf_in );
  39         *buf_out = hb_buffer_eof_init();
  40     }
  41     if (in->s.flags & HB_BUF_FLAG_EOF)
  42     {
  43         /* EOF on input stream - send it downstream & say that we're done */
  44         *buf_out = in;
  45         *buf_in = NULL;
  46         return HB_WORK_DONE;
  47     }
  48
  49     /*
  50      * Not much to do, just pass the buffer on.
  51      * Some day, we may re-encode bd subtitles here ;)
  52      */
  53     if (buf_out)
  54     {
  55         *buf_out = in;
  56         *buf_in = NULL;
  57     }
  58
  59     return HB_WORK_OK;
  60 }
  61
  62 void encsubClose( hb_work_object_t * w )
  63 {
  64     free( w->private_data );
  65 }
  66
  67 hb_work_object_t hb_encvobsub =
  68 {
  69     WORK_ENCVOBSUB,
  70     "VOBSUB encoder",
  71     encsubInit,
  72     encsubWork,
  73     encsubClose
  74 };