1 /* $Id: work.c,v 1.43 2005/03/17 16:38:49 titer Exp $
3 This file is part of the HandBrake source code.
4 Homepage: <http://handbrake.fr/>.
5 It may be used under the terms of the GNU General Public License. */
8 #include "a52dec/a52.h"
14 hb_job_t ** current_job;
21 static void work_func();
22 static void do_job( hb_job_t *, int cpu_count );
23 static void work_loop( void * );
25 #define FIFO_CPU_MULT 8
28 * Allocates work object and launches work thread with work_func.
29 * @param jobs Handle to hb_list_t.
30 * @param cpu_count Humber of CPUs found in system.
31 * @param die Handle to user inititated exit indicator.
32 * @param error Handle to error indicator.
34 hb_thread_t * hb_work_init( hb_list_t * jobs, int cpu_count,
35 volatile int * die, int * error, hb_job_t ** job )
37 hb_work_t * work = calloc( sizeof( hb_work_t ), 1 );
40 work->current_job = job;
41 work->cpu_count = cpu_count;
45 return hb_thread_init( "work", work_func, work, HB_LOW_PRIORITY );
49 * Iterates through job list and calls do_job for each job.
50 * @param _work Handle work object.
52 static void work_func( void * _work )
54 hb_work_t * work = _work;
57 hb_log( "%d job(s) to process", hb_list_count( work->jobs ) );
59 while( !*work->die && ( job = hb_list_item( work->jobs, 0 ) ) )
61 hb_list_rem( work->jobs, job );
63 *(work->current_job) = job;
64 do_job( job, work->cpu_count );
65 *(work->current_job) = NULL;
68 *(work->error) = HB_ERROR_NONE;
73 static hb_work_object_t * getWork( int id )
76 for( w = hb_objects; w; w = w->next )
87 * Job initialization rountine.
89 * Creates work objects for synchronizer, video decoder, video renderer, video decoder, audio decoder, audio encoder, reader, muxer.
90 * Launches thread for each work object with work_loop.
91 * Loops while monitoring status of work threads and fifos.
92 * Exits loop when conversion is done and fifos are empty.
93 * Closes threads and frees fifos.
94 * @param job Handle work hb_job_t.
95 * @param cpu_count number of CPUs found in system.
97 static void do_job( hb_job_t * job, int cpu_count )
101 hb_work_object_t * w;
103 /* FIXME: This feels really hackish, anything better? */
104 hb_work_object_t * audio_w = NULL;
105 hb_work_object_t * sub_w = NULL;
106 hb_work_object_t * final_w = NULL;
109 hb_subtitle_t * subtitle;
111 unsigned int subtitle_highest = 0;
112 unsigned int subtitle_highest_id = 0;
113 unsigned int subtitle_lowest = -1;
114 unsigned int subtitle_lowest_id = 0;
115 unsigned int subtitle_forced_id = 0;
116 unsigned int subtitle_hit = 0;
120 job->list_work = hb_list_init();
122 hb_log( "starting job" );
123 hb_log( " + device %s", title->dvd );
124 hb_log( " + title %d, chapter(s) %d to %d", title->index,
125 job->chapter_start, job->chapter_end );
126 if ( job->pixel_ratio == 1 )
128 /* Correct the geometry of the output movie when using PixelRatio */
129 job->height=title->height-job->crop[0]-job->crop[1];
130 job->width=title->width-job->crop[2]-job->crop[3];
132 else if ( job->pixel_ratio == 2 )
135 /* While keeping the DVD storage aspect, resize the job width and height
136 so they fit into the user's specified dimensions. */
137 hb_set_anamorphic_size(job, &job->width, &job->height, &job->pixel_aspect_width, &job->pixel_aspect_height);
140 /* Keep width and height within these boundaries,
141 but ignore for "loose" anamorphic encodes, for
142 which this stuff is covered in the pixel_ratio
143 section right above.*/
144 if (job->maxHeight && (job->height > job->maxHeight) && (job->pixel_ratio != 2))
146 job->height = job->maxHeight;
147 hb_fix_aspect( job, HB_KEEP_HEIGHT );
148 hb_log("Height out of bounds, scaling down to %i", job->maxHeight);
149 hb_log("New dimensions %i * %i", job->width, job->height);
151 if (job->maxWidth && (job->width > job->maxWidth) && (job->pixel_ratio != 2))
153 job->width = job->maxWidth;
154 hb_fix_aspect( job, HB_KEEP_WIDTH );
155 hb_log("Width out of bounds, scaling down to %i", job->maxWidth);
156 hb_log("New dimensions %i * %i", job->width, job->height);
159 hb_log( " + %dx%d -> %dx%d, crop %d/%d/%d/%d",
160 title->width, title->height, job->width, job->height,
161 job->crop[0], job->crop[1], job->crop[2], job->crop[3] );
163 if ( job->grayscale )
164 hb_log( " + grayscale mode" );
168 job->vrate_base = title->rate_base;
170 int detelecine_present = 0;
173 for( i = 0; i < hb_list_count( job->filters ); i++ )
175 hb_filter_object_t * filter = hb_list_item( job->filters, i );
176 if (filter->id == FILTER_DETELECINE)
177 detelecine_present = 1;
181 if (!detelecine_present)
183 /* Allocate the filter. */
184 hb_filter_object_t * filter = malloc( sizeof( hb_filter_object_t ) );
186 /* Copy in the contents of the detelecine struct. */
187 memcpy( filter, &hb_filter_detelecine, sizeof( hb_filter_object_t ) );
189 /* Set the name to a copy of the template name so render.c has something to free. */
190 filter->name = strdup(hb_filter_detelecine.name);
192 /* Add it to the list. */
193 hb_list_add( job->filters, filter );
195 hb_log("work: VFR mode -- adding detelecine filter");
199 if( hb_list_count( job->filters ) )
201 hb_log(" + filters");
202 for( i = 0; i < hb_list_count( job->filters ); i++ )
204 hb_filter_object_t * filter = hb_list_item( job->filters, i );
205 if (filter->settings)
206 hb_log(" + %s (%s)", filter->name, filter->settings);
208 hb_log(" + %s (default settings)", filter->name);
214 hb_log( " + video frame rate: %.3f fps -> variable fps", (float) job->vrate /
215 (float) job->vrate_base );
219 hb_log( " + video frame rate: %.3f fps", (float) job->vrate / (float) job->vrate_base);
222 if( job->vquality >= 0.0 && job->vquality <= 1.0 )
224 hb_log( " + video quality %.2f", job->vquality );
228 hb_log( " + video bitrate %d kbps, pass %d", job->vbitrate, job->pass );
231 hb_log (" + PixelRatio: %d, width:%d, height: %d",job->pixel_ratio,job->width, job->height);
232 job->fifo_mpeg2 = hb_fifo_init( 2048 );
233 job->fifo_raw = hb_fifo_init( FIFO_CPU_MULT * cpu_count );
234 job->fifo_sync = hb_fifo_init( FIFO_CPU_MULT * cpu_count );
235 job->fifo_render = hb_fifo_init( FIFO_CPU_MULT * cpu_count );
236 job->fifo_mpeg4 = hb_fifo_init( FIFO_CPU_MULT * cpu_count );
238 /* Synchronization */
239 hb_list_add( job->list_work, ( w = getWork( WORK_SYNC ) ) );
244 hb_list_add( job->list_work, ( w = getWork( WORK_DECMPEG2 ) ) );
245 w->fifo_in = job->fifo_mpeg2;
246 w->fifo_out = job->fifo_raw;
249 hb_list_add( job->list_work, ( w = getWork( WORK_RENDER ) ) );
250 w->fifo_in = job->fifo_sync;
251 w->fifo_out = job->fifo_render;
252 if ( job->indepth_scan )
255 * if we're doing a subtitle scan the last thread in the
256 * processing pipeline is render - remember it so we can
257 * wait for its completion below.
263 switch( job->vcodec )
265 case HB_VCODEC_FFMPEG:
266 hb_log( " + encoder FFmpeg" );
267 w = getWork( WORK_ENCAVCODEC );
270 hb_log( " + encoder XviD" );
271 w = getWork( WORK_ENCXVID );
274 hb_log( " + encoder x264" );
275 if( job->x264opts != NULL && *job->x264opts != '\0' )
276 hb_log( " + x264 options: %s", job->x264opts);
277 w = getWork( WORK_ENCX264 );
279 case HB_VCODEC_THEORA:
280 hb_log( " + encoder Theora" );
281 w = getWork( WORK_ENCTHEORA );
284 w->fifo_in = job->fifo_render;
285 w->fifo_out = job->fifo_mpeg4;
286 w->config = &job->config;
288 hb_list_add( job->list_work, w );
289 if ( !job->indepth_scan )
292 * if we're not doing a subtitle scan the last thread in the
293 * processing pipeline is the encoder - remember it so we can
294 * wait for its completion below.
299 if( job->select_subtitle && !job->indepth_scan )
302 * Must be second pass of a two pass with subtitle scan enabled, so
303 * add the subtitle that we found on the first pass for use in this
306 if (*(job->select_subtitle))
308 hb_list_add( title->list_subtitle, *( job->select_subtitle ) );
312 for( i=0; i < hb_list_count(title->list_subtitle); i++ )
314 subtitle = hb_list_item( title->list_subtitle, i );
318 hb_log( " + subtitle %x, %s", subtitle->id, subtitle->lang );
320 subtitle->fifo_in = hb_fifo_init( FIFO_CPU_MULT * cpu_count );
321 subtitle->fifo_raw = hb_fifo_init( FIFO_CPU_MULT * cpu_count );
324 * Disable forced subtitles if we didn't find any in the scan
325 * so that we display normal subtitles instead.
327 * select_subtitle implies that we did a scan.
329 if( !job->indepth_scan && job->subtitle_force &&
330 job->select_subtitle )
332 if( subtitle->forced_hits == 0 )
334 job->subtitle_force = 0;
338 if (!job->indepth_scan || job->subtitle_force) {
340 * Don't add threads for subtitles when we are scanning, unless
341 * looking for forced subtitles.
346 * Need to copy the prior subtitle structure so that we
347 * don't overwrite the fifos.
349 sub_w = calloc( sizeof( hb_work_object_t ), 1 );
350 sub_w = memcpy( sub_w, w, sizeof( hb_work_object_t ));
352 w = sub_w = getWork( WORK_DECSUB );
354 hb_list_add( job->list_work, sub_w );
355 sub_w->fifo_in = subtitle->fifo_in;
356 sub_w->fifo_out = subtitle->fifo_raw;
361 /* if we are doing passthru, and the input codec is not the same as the output
362 * codec, then remove this audio from the job */
363 /* otherwise, Bad Things will happen */
364 for( i = 0; i < hb_list_count( title->list_audio ); )
366 audio = hb_list_item( title->list_audio, i );
367 if( ( ( audio->config.out.codec == HB_ACODEC_AC3 ) && ( audio->config.in.codec != HB_ACODEC_AC3 ) ) ||
368 ( ( audio->config.out.codec == HB_ACODEC_DCA ) && ( audio->config.in.codec != HB_ACODEC_DCA ) ) )
370 hb_log( "Passthru requested and input codec is not the same as output codec for track %d",
371 audio->config.out.track );
372 hb_list_rem( title->list_audio, audio );
376 /* Adjust output track number, in case we removed one.
377 * Output tracks sadly still need to be in sequential order.
379 audio->config.out.track = i++;
382 for( i = 0; i < hb_list_count( title->list_audio ); i++ )
384 audio = hb_list_item( title->list_audio, i );
385 hb_log( " + audio track %d", audio->config.out.track );
386 hb_log( " + input track %d", audio->config.in.track );
387 if( (audio->config.out.codec == HB_ACODEC_AC3) || (audio->config.out.codec == HB_ACODEC_DCA) )
389 hb_log( " + %s passthrough", (audio->config.out.codec == HB_ACODEC_AC3) ?
394 hb_log( " + audio %d kbps, %d Hz", audio->config.out.bitrate, audio->config.out.samplerate );
395 hb_log( " + encoder %s", ( audio->config.out.codec == HB_ACODEC_FAAC ) ?
396 "faac" : ( ( audio->config.out.codec == HB_ACODEC_LAME ) ? "lame" :
398 if ( audio->config.out.dynamic_range_compression > 1 )
399 hb_log(" + dynamic range compression: %f", audio->config.out.dynamic_range_compression);
402 hb_log( " + %x, %s", audio->id, audio->config.lang.description );
404 /* sense-check the current mixdown options */
406 /* log the requested mixdown */
407 for (j = 0; j < hb_audio_mixdowns_count; j++) {
408 if (hb_audio_mixdowns[j].amixdown == audio->config.out.mixdown) {
409 hb_log( " + Requested mixdown: %s (%s)", hb_audio_mixdowns[j].human_readable_name, hb_audio_mixdowns[j].internal_name );
414 /* sense-check the requested mixdown */
416 if( audio->config.out.mixdown == 0 && audio->config.out.codec != HB_ACODEC_AC3 )
419 * Mixdown wasn't specified and this is not pass-through, set a default mixdown
422 audio->config.out.mixdown = HB_AMIXDOWN_STEREO;
425 /* audioCodecsSupportMono and audioCodecsSupport6Ch are the same for now,
426 but this may change in the future, so they are separated for flexibility */
427 int audioCodecsSupportMono = ( (audio->config.in.codec == HB_ACODEC_AC3 || audio->config.in.codec == HB_ACODEC_DCA) &&
428 (audio->config.out.codec == HB_ACODEC_FAAC || audio->config.out.codec == HB_ACODEC_VORBIS) );
429 int audioCodecsSupport6Ch = ( (audio->config.in.codec == HB_ACODEC_AC3 || audio->config.in.codec == HB_ACODEC_DCA) &&
430 (audio->config.out.codec == HB_ACODEC_FAAC || audio->config.out.codec == HB_ACODEC_VORBIS));
432 /* find out what the format of our source audio is */
433 switch (audio->config.in.channel_layout & HB_INPUT_CH_LAYOUT_DISCRETE_NO_LFE_MASK) {
436 case HB_INPUT_CH_LAYOUT_MONO:
437 /* regardless of what stereo mixdown we've requested, a mono source always get mixed down
438 to mono if we can, and mixed up to stereo if we can't */
439 if (audio->config.out.mixdown == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 1) {
440 audio->config.out.mixdown = HB_AMIXDOWN_MONO;
442 audio->config.out.mixdown = HB_AMIXDOWN_STEREO;
447 case HB_INPUT_CH_LAYOUT_STEREO:
448 /* if we've requested a mono mixdown, and it is supported, then do the mix */
449 /* use stereo if not supported */
450 if (audio->config.out.mixdown == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
451 audio->config.out.mixdown = HB_AMIXDOWN_STEREO;
452 /* otherwise, preserve stereo regardless of if we requested something higher */
453 } else if (audio->config.out.mixdown > HB_AMIXDOWN_STEREO) {
454 audio->config.out.mixdown = HB_AMIXDOWN_STEREO;
458 /* dolby (DPL1 aka Dolby Surround = 4.0 matrix-encoded) input */
459 /* the A52 flags don't allow for a way to distinguish between DPL1 and DPL2 on a DVD,
460 so we always assume a DPL1 source for A52_DOLBY */
461 case HB_INPUT_CH_LAYOUT_DOLBY:
462 /* if we've requested a mono mixdown, and it is supported, then do the mix */
463 /* preserve dolby if not supported */
464 if (audio->config.out.mixdown == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
465 audio->config.out.mixdown = HB_AMIXDOWN_DOLBY;
466 /* otherwise, preserve dolby even if we requested something higher */
467 /* a stereo mixdown will still be honoured here */
468 } else if (audio->config.out.mixdown > HB_AMIXDOWN_DOLBY) {
469 audio->config.out.mixdown = HB_AMIXDOWN_DOLBY;
474 case HB_INPUT_CH_LAYOUT_3F2R:
475 /* if we've requested a mono mixdown, and it is supported, then do the mix */
476 /* use dpl2 if not supported */
477 if (audio->config.out.mixdown == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
478 audio->config.out.mixdown = HB_AMIXDOWN_DOLBYPLII;
480 /* check if we have 3F2R input and also have an LFE - i.e. we have a 5.1 source) */
481 if (audio->config.in.channel_layout & HB_INPUT_CH_LAYOUT_HAS_LFE) {
482 /* we have a 5.1 source */
483 /* if we requested 6ch, but our audio format doesn't support it, then mix to DPLII instead */
484 if (audio->config.out.mixdown == HB_AMIXDOWN_6CH && audioCodecsSupport6Ch == 0) {
485 audio->config.out.mixdown = HB_AMIXDOWN_DOLBYPLII;
488 /* we have a 5.0 source, so we can't do 6ch conversion
489 default to DPL II instead */
490 if (audio->config.out.mixdown > HB_AMIXDOWN_DOLBYPLII) {
491 audio->config.out.mixdown = HB_AMIXDOWN_DOLBYPLII;
495 /* all other mixdowns will have been preserved here */
499 case HB_INPUT_CH_LAYOUT_3F1R:
500 /* if we've requested a mono mixdown, and it is supported, then do the mix */
501 /* use dpl1 if not supported */
502 if (audio->config.out.mixdown == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
503 audio->config.out.mixdown = HB_AMIXDOWN_DOLBY;
505 /* we have a 4.0 or 4.1 source, so we can't do DPLII or 6ch conversion
506 default to DPL I instead */
507 if (audio->config.out.mixdown > HB_AMIXDOWN_DOLBY) {
508 audio->config.out.mixdown = HB_AMIXDOWN_DOLBY;
511 /* all other mixdowns will have been preserved here */
515 /* if we've requested a mono mixdown, and it is supported, then do the mix */
516 if (audio->config.out.mixdown == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 1) {
517 audio->config.out.mixdown = HB_AMIXDOWN_MONO;
518 /* mix everything else down to stereo */
520 audio->config.out.mixdown = HB_AMIXDOWN_STEREO;
525 /* log the output mixdown */
526 for (j = 0; j < hb_audio_mixdowns_count; j++) {
527 if (hb_audio_mixdowns[j].amixdown == audio->config.out.mixdown) {
528 hb_log( " + Actual mixdown: %s (%s)", hb_audio_mixdowns[j].human_readable_name, hb_audio_mixdowns[j].internal_name );
533 if (audio->config.out.codec == HB_ACODEC_VORBIS)
534 audio->priv.config.vorbis.language = audio->config.lang.simple;
536 /* set up the audio work structures */
537 audio->priv.fifo_in = hb_fifo_init( 256 );
538 audio->priv.fifo_raw = hb_fifo_init( FIFO_CPU_MULT * cpu_count );
539 audio->priv.fifo_sync = hb_fifo_init( 256 );
540 audio->priv.fifo_out = hb_fifo_init( FIFO_CPU_MULT * cpu_count );
544 * Audio Decoder Thread
546 switch( audio->config.in.codec )
549 w = getWork( WORK_DECA52 );
552 w = getWork( WORK_DECDCA );
555 w = getWork( WORK_DECAVCODEC );
558 w = getWork( WORK_DECLPCM );
561 /* Invalid input codec */
562 hb_error("Invalid input codec: %d", audio->config.in.codec);
566 w->fifo_in = audio->priv.fifo_in;
567 w->fifo_out = audio->priv.fifo_raw;
568 w->config = &audio->priv.config;
571 /* FIXME: This feels really hackish, anything better? */
572 audio_w = calloc( sizeof( hb_work_object_t ), 1 );
573 audio_w = memcpy( audio_w, w, sizeof( hb_work_object_t ));
575 hb_list_add( job->list_work, audio_w );
578 * Audio Encoder Thread
580 switch( audio->config.out.codec )
583 w = getWork( WORK_ENCFAAC );
586 w = getWork( WORK_ENCLAME );
588 case HB_ACODEC_VORBIS:
589 w = getWork( WORK_ENCVORBIS );
593 case HB_ACODEC_DCA: /* These are all invalid output codecs. */
595 hb_error("Invalid audio codec: %#x", audio->config.out.codec);
601 if( audio->config.out.codec != HB_ACODEC_AC3 )
604 * Add the encoder thread if not doing AC-3 pass through
606 w->fifo_in = audio->priv.fifo_sync;
607 w->fifo_out = audio->priv.fifo_out;
608 w->config = &audio->priv.config;
611 /* FIXME: This feels really hackish, anything better? */
612 audio_w = calloc( sizeof( hb_work_object_t ), 1 );
613 audio_w = memcpy( audio_w, w, sizeof( hb_work_object_t ));
615 hb_list_add( job->list_work, audio_w );
621 /* Init read & write threads */
622 job->reader = hb_reader_init( job );
624 hb_log( " + output: %s", job->file );
625 job->muxer = hb_muxer_init( job );
629 /* Launch processing threads */
630 for( i = 1; i < hb_list_count( job->list_work ); i++ )
632 w = hb_list_item( job->list_work, i );
633 w->done = &job->done;
634 w->thread_sleep_interval = 10;
636 w->thread = hb_thread_init( w->name, work_loop, w,
641 w = hb_list_item( job->list_work, 0 );
642 w->thread_sleep_interval = 50;
646 if( ( w->status = w->work( w, NULL, NULL ) ) == HB_WORK_DONE )
651 final_w->status == HB_WORK_DONE &&
652 !hb_fifo_size( job->fifo_mpeg4 ) )
656 hb_snooze( w->thread_sleep_interval );
658 hb_list_rem( job->list_work, w );
663 /* Close work objects */
664 while( ( w = hb_list_item( job->list_work, 0 ) ) )
666 hb_list_rem( job->list_work, w );
667 if( w != NULL && w->thread != NULL )
669 hb_thread_close( &w->thread );
673 /* FIXME: This feels really hackish, anything better? */
674 if ( w->id == WORK_DECA52 ||
675 w->id == WORK_DECDCA ||
676 w->id == WORK_DECLPCM ||
677 w->id == WORK_ENCFAAC ||
678 w->id == WORK_ENCLAME ||
679 w->id == WORK_ENCVORBIS )
686 hb_list_close( &job->list_work );
688 /* Stop read & write threads */
689 if( job->reader != NULL )
690 hb_thread_close( &job->reader );
691 if( job->muxer != NULL )
692 hb_thread_close( &job->muxer );
695 hb_fifo_close( &job->fifo_mpeg2 );
696 hb_fifo_close( &job->fifo_raw );
697 hb_fifo_close( &job->fifo_sync );
698 hb_fifo_close( &job->fifo_render );
699 hb_fifo_close( &job->fifo_mpeg4 );
701 for (i=0; i < hb_list_count(title->list_subtitle); i++) {
702 subtitle = hb_list_item( title->list_subtitle, i);
705 hb_fifo_close( &subtitle->fifo_in );
706 hb_fifo_close( &subtitle->fifo_raw );
709 for( i = 0; i < hb_list_count( title->list_audio ); i++ )
711 audio = hb_list_item( title->list_audio, i );
712 if( audio->priv.fifo_in != NULL )
713 hb_fifo_close( &audio->priv.fifo_in );
714 if( audio->priv.fifo_raw != NULL )
715 hb_fifo_close( &audio->priv.fifo_raw );
716 if( audio->priv.fifo_sync != NULL )
717 hb_fifo_close( &audio->priv.fifo_sync );
718 if( audio->priv.fifo_out != NULL )
719 hb_fifo_close( &audio->priv.fifo_out );
722 if( job->indepth_scan )
725 * Before closing the title print out our subtitle stats if we need to
726 * Find the highest and lowest.
728 for( i=0; i < hb_list_count( title->list_subtitle ); i++ )
730 subtitle = hb_list_item( title->list_subtitle, i );
731 hb_log( "Subtitle stream 0x%x '%s': %d hits (%d forced)",
732 subtitle->id, subtitle->lang, subtitle->hits,
733 subtitle->forced_hits );
734 if( subtitle->hits > subtitle_highest )
736 subtitle_highest = subtitle->hits;
737 subtitle_highest_id = subtitle->id;
740 if( subtitle->hits < subtitle_lowest )
742 subtitle_lowest = subtitle->hits;
743 subtitle_lowest_id = subtitle->id;
746 if( subtitle->forced_hits > 0 )
748 if( subtitle_forced_id == 0 )
750 subtitle_forced_id = subtitle->id;
755 if( job->native_language ) {
757 * We still have a native_language, so the audio and subtitles are
758 * different, so in this case it is a foreign film and we want to
759 * select the subtitle with the highest hits in our language.
761 subtitle_hit = subtitle_highest_id;
762 hb_log( "Found a native-language subtitle id 0x%x", subtitle_hit);
764 if( subtitle_forced_id )
767 * If there are any subtitle streams with forced subtitles
768 * then select it in preference to the lowest.
770 subtitle_hit = subtitle_forced_id;
771 hb_log("Found a subtitle candidate id 0x%x (contains forced subs)",
773 } else if( subtitle_lowest < subtitle_highest )
776 * OK we have more than one, and the lowest is lower,
777 * but how much lower to qualify for turning it on by
780 * Let's say 10% as a default.
782 if( subtitle_lowest < ( subtitle_highest * 0.1 ) )
784 subtitle_hit = subtitle_lowest_id;
785 hb_log( "Found a subtitle candidate id 0x%x",
788 hb_log( "No candidate subtitle detected during subtitle-scan");
794 if( job->select_subtitle )
796 if( job->indepth_scan )
798 for( i=0; i < hb_list_count( title->list_subtitle ); i++ )
800 subtitle = hb_list_item( title->list_subtitle, i );
801 if( subtitle->id == subtitle_hit )
803 hb_list_rem( title->list_subtitle, subtitle );
804 *( job->select_subtitle ) = subtitle;
809 * Must be the end of pass 0 or 2 - we don't need this anymore.
811 * Have to put the subtitle list back together in the title though
812 * or the GUI will have a hissy fit.
814 free( job->select_subtitle );
815 job->select_subtitle = NULL;
821 for( i = 0; i < hb_list_count( job->filters ); i++ )
823 hb_filter_object_t * filter = hb_list_item( job->filters, i );
824 hb_filter_close( &filter );
826 hb_list_close( &job->filters );
829 hb_buffer_pool_free();
831 hb_title_close( &job->title );
836 * Performs the work objects specific work function.
837 * Loops calling work function for associated work object. Sleeps when fifo is full.
838 * Monitors work done indicator.
839 * Exits loop when work indiactor is set.
840 * @param _w Handle to work object.
842 static void work_loop( void * _w )
844 hb_work_object_t * w = _w;
845 hb_buffer_t * buf_in, * buf_out;
850 hb_lock( job->pause );
851 hb_unlock( job->pause );
853 if( hb_fifo_is_full( w->fifo_out ) ||
854 // if( (hb_fifo_percent_full( w->fifo_out ) > 0.8) ||
855 !( buf_in = hb_fifo_get( w->fifo_in ) ) )
857 hb_snooze( w->thread_sleep_interval );
858 // w->thread_sleep_interval += 1;
861 // w->thread_sleep_interval = MAX(1, (w->thread_sleep_interval - 1));
863 w->status = w->work( w, &buf_in, &buf_out );
865 // Propagate any chapter breaks for the worker if and only if the
866 // output frame has the same time stamp as the input frame (any
867 // worker that delays frames has to propagate the chapter marks itself
868 // and workers that move chapter marks to a different time should set
869 // 'buf_in' to NULL so that this code won't generate spurious duplicates.)
870 if( buf_in && buf_out && buf_in->new_chap && buf_in->start == buf_out->start)
872 // restore log below to debug chapter mark propagation problems
873 //hb_log("work %s: Copying Chapter Break @ %lld", w->name, buf_in->start);
874 buf_out->new_chap = buf_in->new_chap;
879 hb_buffer_close( &buf_in );
883 hb_fifo_push( w->fifo_out, buf_out );