diff options
Diffstat (limited to 'libmediafork/reader.c')
| -rw-r--r-- | libmediafork/reader.c | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/libmediafork/reader.c b/libmediafork/reader.c new file mode 100644 index 000000000..7be28237d --- /dev/null +++ b/libmediafork/reader.c @@ -0,0 +1,156 @@ +/* $Id: reader.c,v 1.21 2005/11/25 15:05:25 titer Exp $ + + This file is part of the HandBrake source code. + Homepage: <http://handbrake.m0k.org/>. + It may be used under the terms of the GNU General Public License. */ + +#include "mediafork.h" + +typedef struct +{ + hb_job_t * job; + hb_title_t * title; + volatile int * die; + + hb_dvd_t * dvd; + hb_buffer_t * ps; + +} hb_reader_t; + +/*********************************************************************** + * Local prototypes + **********************************************************************/ +static void ReaderFunc( void * ); +static hb_fifo_t * GetFifoForId( hb_job_t * job, int id ); + +/*********************************************************************** + * hb_reader_init + *********************************************************************** + * + **********************************************************************/ +hb_thread_t * hb_reader_init( hb_job_t * job ) +{ + hb_reader_t * r; + + r = calloc( sizeof( hb_reader_t ), 1 ); + + r->job = job; + r->title = job->title; + r->die = job->die; + + return hb_thread_init( "reader", ReaderFunc, r, + HB_NORMAL_PRIORITY ); +} + +/*********************************************************************** + * ReaderFunc + *********************************************************************** + * + **********************************************************************/ +static void ReaderFunc( void * _r ) +{ + hb_reader_t * r = _r; + hb_fifo_t * fifo; + hb_buffer_t * buf; + hb_list_t * list; + int chapter; + + if( !( r->dvd = hb_dvd_init( r->title->dvd ) ) ) + { + return; + } + + if( !hb_dvd_start( r->dvd, r->title->index, r->job->chapter_start ) ) + { + hb_dvd_close( &r->dvd ); + return; + } + + list = hb_list_init(); + r->ps = hb_buffer_init( 2048 ); + + while( !*r->die && !r->job->done ) + { + chapter = hb_dvd_chapter( r->dvd ); + if( chapter < 0 ) + { + hb_log( "reader: end of the title reached" ); + break; + } + if( chapter > r->job->chapter_end ) + { + hb_log( "reader: end of chapter %d reached (%d)", + r->job->chapter_end, chapter ); + break; + } + + if( !hb_dvd_read( r->dvd, r->ps ) ) + { + break; + } + + hb_demux_ps( r->ps, list ); + + while( ( buf = hb_list_item( list, 0 ) ) ) + { + hb_list_rem( list, buf ); + fifo = GetFifoForId( r->job, buf->id ); + if( fifo ) + { + while( !*r->die && !r->job->done && + hb_fifo_is_full( fifo ) ) + { + hb_snooze( 50 ); + } + hb_fifo_push( fifo, buf ); + } + else + { + hb_buffer_close( &buf ); + } + } + } + + hb_list_empty( &list ); + hb_buffer_close( &r->ps ); + hb_dvd_stop( r->dvd ); + hb_dvd_close( &r->dvd ); + + hb_log( "reader: done" ); +} + +/*********************************************************************** + * GetFifoForId + *********************************************************************** + * + **********************************************************************/ +static hb_fifo_t * GetFifoForId( hb_job_t * job, int id ) +{ + hb_title_t * title = job->title; + hb_audio_t * audio; + hb_subtitle_t * subtitle; + int i; + + if( id == 0xE0 ) + { + return job->fifo_mpeg2; + } + + if( ( subtitle = hb_list_item( title->list_subtitle, 0 ) ) && + id == subtitle->id ) + { + return subtitle->fifo_in; + } + + for( i = 0; i < hb_list_count( title->list_audio ); i++ ) + { + audio = hb_list_item( title->list_audio, i ); + if( id == audio->id ) + { + return audio->fifo_in; + } + } + + return NULL; +} + |