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.m0k.org/>.
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 * );
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;
108 hb_subtitle_t * subtitle;
110 unsigned int subtitle_highest = 0;
111 unsigned int subtitle_highest_id = 0;
112 unsigned int subtitle_lowest = -1;
113 unsigned int subtitle_lowest_id = 0;
114 unsigned int subtitle_forced_id = 0;
115 unsigned int subtitle_hit = 0;
119 job->list_work = hb_list_init();
121 hb_log( "starting job" );
122 hb_log( " + device %s", title->dvd );
123 hb_log( " + title %d, chapter(s) %d to %d", title->index,
124 job->chapter_start, job->chapter_end );
125 if ( job->pixel_ratio == 1 )
127 /* Correct the geometry of the output movie when using PixelRatio */
128 job->height=title->height-job->crop[0]-job->crop[1];
129 job->width=title->width-job->crop[2]-job->crop[3];
132 /* Keep width and height within these boundaries */
133 if (job->maxHeight && (job->height > job->maxHeight) )
135 job->height = job->maxHeight;
136 hb_fix_aspect( job, HB_KEEP_HEIGHT );
137 hb_log("Height out of bounds, scaling down to %i", job->maxHeight);
138 hb_log("New dimensions %i * %i", job->width, job->height);
140 if (job->maxWidth && (job->width > job->maxWidth) )
142 job->width = job->maxWidth;
143 hb_fix_aspect( job, HB_KEEP_WIDTH );
144 hb_log("Width out of bounds, scaling down to %i", job->maxWidth);
145 hb_log("New dimensions %i * %i", job->width, job->height);
148 hb_log( " + %dx%d -> %dx%d, crop %d/%d/%d/%d",
149 title->width, title->height, job->width, job->height,
150 job->crop[0], job->crop[1], job->crop[2], job->crop[3] );
151 hb_log( " + grayscale %s", job->grayscale ? "on" : "off" );
155 hb_log(" + filters");
156 for( i = 0; i < hb_list_count( job->filters ); i++ )
158 hb_filter_object_t * filter = hb_list_item( job->filters, i );
159 if (filter->settings)
160 hb_log(" + %s (%s)", filter->name, filter->settings);
162 hb_log(" + %s (default settings)", filter->name);
166 if( job->vquality >= 0.0 && job->vquality <= 1.0 )
168 hb_log( " + %.3f fps, video quality %.2f", (float) job->vrate /
169 (float) job->vrate_base, job->vquality );
173 hb_log( " + %.3f fps, video bitrate %d kbps, pass %d",
174 (float) job->vrate / (float) job->vrate_base,
175 job->vbitrate, job->pass );
177 hb_log (" + PixelRatio: %d, width:%d, height: %d",job->pixel_ratio,job->width, job->height);
178 job->fifo_mpeg2 = hb_fifo_init( 2048 );
179 job->fifo_raw = hb_fifo_init( FIFO_SIZE );
180 job->fifo_sync = hb_fifo_init( FIFO_SIZE );
181 job->fifo_render = hb_fifo_init( FIFO_SIZE );
182 job->fifo_mpeg4 = hb_fifo_init( FIFO_SIZE );
184 /* Synchronization */
185 hb_list_add( job->list_work, ( w = getWork( WORK_SYNC ) ) );
190 hb_list_add( job->list_work, ( w = getWork( WORK_DECMPEG2 ) ) );
191 w->fifo_in = job->fifo_mpeg2;
192 w->fifo_out = job->fifo_raw;
195 hb_list_add( job->list_work, ( w = getWork( WORK_RENDER ) ) );
196 w->fifo_in = job->fifo_sync;
197 w->fifo_out = job->fifo_render;
200 switch( job->vcodec )
202 case HB_VCODEC_FFMPEG:
203 hb_log( " + encoder FFmpeg" );
204 w = getWork( WORK_ENCAVCODEC );
207 hb_log( " + encoder XviD" );
208 w = getWork( WORK_ENCXVID );
211 hb_log( " + encoder x264" );
212 w = getWork( WORK_ENCX264 );
215 w->fifo_in = job->fifo_render;
216 w->fifo_out = job->fifo_mpeg4;
217 w->config = &job->config;
219 hb_list_add( job->list_work, w );
221 if( job->select_subtitle && !job->indepth_scan )
224 * Must be second pass of a two pass with subtitle scan enabled, so
225 * add the subtitle that we found on the first pass for use in this
228 if (*(job->select_subtitle))
230 hb_list_add( title->list_subtitle, *( job->select_subtitle ) );
234 for( i=0; i < hb_list_count(title->list_subtitle); i++ )
236 subtitle = hb_list_item( title->list_subtitle, i );
240 hb_log( " + subtitle %x, %s", subtitle->id, subtitle->lang );
242 subtitle->fifo_in = hb_fifo_init( FIFO_SIZE );
243 subtitle->fifo_raw = hb_fifo_init( FIFO_SIZE );
246 * Disable forced subtitles if we didn't find any in the scan
247 * so that we display normal subtitles instead.
249 * select_subtitle implies that we did a scan.
251 if( !job->indepth_scan && job->subtitle_force &&
252 job->select_subtitle )
254 if( subtitle->forced_hits == 0 )
256 job->subtitle_force = 0;
260 if (!job->indepth_scan || job->subtitle_force) {
262 * Don't add threads for subtitles when we are scanning, unless
263 * looking for forced subtitles.
268 * Need to copy the prior subtitle structure so that we
269 * don't overwrite the fifos.
271 sub_w = calloc( sizeof( hb_work_object_t ), 1 );
272 sub_w = memcpy( sub_w, w, sizeof( hb_work_object_t ));
274 w = sub_w = getWork( WORK_DECSUB );
276 hb_list_add( job->list_work, sub_w );
277 sub_w->fifo_in = subtitle->fifo_in;
278 sub_w->fifo_out = subtitle->fifo_raw;
283 if( job->acodec & HB_ACODEC_AC3 )
285 hb_log( " + audio AC3 passthrough" );
289 hb_log( " + audio %d kbps, %d Hz", job->abitrate, job->arate );
290 hb_log( " + encoder %s", ( job->acodec & HB_ACODEC_FAAC ) ?
291 "faac" : ( ( job->acodec & HB_ACODEC_LAME ) ? "lame" :
295 /* if we are doing AC3 passthru, then remove any non-AC3 audios from the job */
296 /* otherwise, Bad Things will happen */
297 for( i = 0; i < hb_list_count( title->list_audio ); )
299 audio = hb_list_item( title->list_audio, i );
300 if( ( job->acodec & HB_ACODEC_AC3 ) && ( audio->codec != HB_ACODEC_AC3 ) )
302 hb_list_rem( title->list_audio, audio );
309 for( i = 0; i < hb_list_count( title->list_audio ); i++ )
311 audio = hb_list_item( title->list_audio, i );
312 hb_log( " + %x, %s", audio->id, audio->lang );
314 /* sense-check the current mixdown options */
316 /* log the requested mixdown */
317 for (j = 0; j < hb_audio_mixdowns_count; j++) {
318 if (hb_audio_mixdowns[j].amixdown == job->audio_mixdowns[i]) {
319 hb_log( " + Requested mixdown: %s (%s)", hb_audio_mixdowns[j].human_readable_name, hb_audio_mixdowns[j].internal_name );
324 /* sense-check the requested mixdown */
326 /* audioCodecsSupportMono and audioCodecsSupport6Ch are the same for now,
327 but this may change in the future, so they are separated for flexibility */
328 int audioCodecsSupportMono = ((audio->codec == HB_ACODEC_AC3 ||
329 audio->codec == HB_ACODEC_DCA) && (job->acodec == HB_ACODEC_FAAC || job->acodec == HB_ACODEC_VORBIS));
330 int audioCodecsSupport6Ch = ((audio->codec == HB_ACODEC_AC3 ||
331 audio->codec == HB_ACODEC_DCA) && (job->acodec == HB_ACODEC_FAAC || job->acodec == HB_ACODEC_VORBIS));
333 /* find out what the format of our source audio is */
334 switch (audio->input_channel_layout & HB_INPUT_CH_LAYOUT_DISCRETE_NO_LFE_MASK) {
337 case HB_INPUT_CH_LAYOUT_MONO:
338 /* regardless of what stereo mixdown we've requested, a mono source always get mixed down
339 to mono if we can, and mixed up to stereo if we can't */
340 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 1) {
341 job->audio_mixdowns[i] = HB_AMIXDOWN_MONO;
343 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
348 case HB_INPUT_CH_LAYOUT_STEREO:
349 /* if we've requested a mono mixdown, and it is supported, then do the mix */
350 /* use stereo if not supported */
351 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
352 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
353 /* otherwise, preserve stereo regardless of if we requested something higher */
354 } else if (job->audio_mixdowns[i] > HB_AMIXDOWN_STEREO) {
355 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
359 /* dolby (DPL1 aka Dolby Surround = 4.0 matrix-encoded) input */
360 /* the A52 flags don't allow for a way to distinguish between DPL1 and DPL2 on a DVD,
361 so we always assume a DPL1 source for A52_DOLBY */
362 case HB_INPUT_CH_LAYOUT_DOLBY:
363 /* if we've requested a mono mixdown, and it is supported, then do the mix */
364 /* preserve dolby if not supported */
365 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
366 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
367 /* otherwise, preserve dolby even if we requested something higher */
368 /* a stereo mixdown will still be honoured here */
369 } else if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBY) {
370 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
375 case HB_INPUT_CH_LAYOUT_3F2R:
376 /* if we've requested a mono mixdown, and it is supported, then do the mix */
377 /* use dpl2 if not supported */
378 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
379 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
381 /* check if we have 3F2R input and also have an LFE - i.e. we have a 5.1 source) */
382 if (audio->input_channel_layout & HB_INPUT_CH_LAYOUT_HAS_LFE) {
383 /* we have a 5.1 source */
384 /* if we requested 6ch, but our audio format doesn't support it, then mix to DPLII instead */
385 if (job->audio_mixdowns[i] == HB_AMIXDOWN_6CH && audioCodecsSupport6Ch == 0) {
386 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
389 /* we have a 5.0 source, so we can't do 6ch conversion
390 default to DPL II instead */
391 if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBYPLII) {
392 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
396 /* all other mixdowns will have been preserved here */
400 case HB_INPUT_CH_LAYOUT_3F1R:
401 /* if we've requested a mono mixdown, and it is supported, then do the mix */
402 /* use dpl1 if not supported */
403 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
404 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
406 /* we have a 4.0 or 4.1 source, so we can't do DPLII or 6ch conversion
407 default to DPL I instead */
408 if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBY) {
409 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
412 /* all other mixdowns will have been preserved here */
416 /* if we've requested a mono mixdown, and it is supported, then do the mix */
417 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 1) {
418 job->audio_mixdowns[i] = HB_AMIXDOWN_MONO;
419 /* mix everything else down to stereo */
421 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
426 /* log the output mixdown */
427 for (j = 0; j < hb_audio_mixdowns_count; j++) {
428 if (hb_audio_mixdowns[j].amixdown == job->audio_mixdowns[i]) {
429 hb_log( " + Actual mixdown: %s (%s)", hb_audio_mixdowns[j].human_readable_name, hb_audio_mixdowns[j].internal_name );
434 /* we now know we have a valid mixdown for the input source and the audio output format */
435 /* remember the mixdown for this track */
436 audio->amixdown = job->audio_mixdowns[i];
438 audio->config.vorbis.language = audio->lang_simple;
440 /* set up the audio work structures */
441 audio->fifo_in = hb_fifo_init( 2048 );
442 audio->fifo_raw = hb_fifo_init( FIFO_SIZE );
443 audio->fifo_sync = hb_fifo_init( FIFO_SIZE );
444 audio->fifo_out = hb_fifo_init( FIFO_SIZE );
446 switch( audio->codec )
449 w = getWork( WORK_DECA52 );
452 w = getWork( WORK_DECDCA );
455 w = getWork( WORK_DECAVCODEC );
458 w = getWork( WORK_DECLPCM );
461 w->fifo_in = audio->fifo_in;
462 w->fifo_out = audio->fifo_raw;
463 w->config = &audio->config;
464 w->amixdown = audio->amixdown;
465 w->source_acodec = audio->codec;
467 /* FIXME: This feels really hackish, anything better? */
468 audio_w = calloc( sizeof( hb_work_object_t ), 1 );
469 audio_w = memcpy( audio_w, w, sizeof( hb_work_object_t ));
471 hb_list_add( job->list_work, audio_w );
473 switch( job->acodec )
476 w = getWork( WORK_ENCFAAC );
479 w = getWork( WORK_ENCLAME );
481 case HB_ACODEC_VORBIS:
482 w = getWork( WORK_ENCVORBIS );
486 if( job->acodec != HB_ACODEC_AC3 )
488 w->fifo_in = audio->fifo_sync;
489 w->fifo_out = audio->fifo_out;
490 w->config = &audio->config;
491 w->amixdown = audio->amixdown;
492 w->source_acodec = audio->codec;
494 /* FIXME: This feels really hackish, anything better? */
495 audio_w = calloc( sizeof( hb_work_object_t ), 1 );
496 audio_w = memcpy( audio_w, w, sizeof( hb_work_object_t ));
498 hb_list_add( job->list_work, audio_w );
504 /* Init read & write threads */
505 job->reader = hb_reader_init( job );
507 hb_log( " + output: %s", job->file );
508 job->muxer = hb_muxer_init( job );
512 /* Launch processing threads */
513 for( i = 1; i < hb_list_count( job->list_work ); i++ )
515 w = hb_list_item( job->list_work, i );
516 w->done = &job->done;
517 w->thread_sleep_interval = 10;
519 w->thread = hb_thread_init( w->name, work_loop, w,
524 w = hb_list_item( job->list_work, 0 );
525 w->thread_sleep_interval = 50;
529 if( w->work( w, NULL, NULL ) == HB_WORK_DONE )
534 !hb_fifo_size( job->fifo_sync ) &&
535 !hb_fifo_size( job->fifo_render ) &&
536 !hb_fifo_size( job->fifo_mpeg4 ) )
540 hb_snooze( w->thread_sleep_interval );
542 hb_list_rem( job->list_work, w );
546 /* Close work objects */
547 while( ( w = hb_list_item( job->list_work, 0 ) ) )
549 hb_list_rem( job->list_work, w );
550 hb_thread_close( &w->thread );
553 /* FIXME: This feels really hackish, anything better? */
554 if ( w->id == WORK_DECA52 ||
555 w->id == WORK_DECDCA ||
556 w->id == WORK_DECLPCM ||
557 w->id == WORK_ENCFAAC ||
558 w->id == WORK_ENCLAME ||
559 w->id == WORK_ENCVORBIS )
566 hb_list_close( &job->list_work );
568 /* Stop read & write threads */
569 hb_thread_close( &job->reader );
570 hb_thread_close( &job->muxer );
573 hb_fifo_close( &job->fifo_mpeg2 );
574 hb_fifo_close( &job->fifo_raw );
575 hb_fifo_close( &job->fifo_sync );
576 hb_fifo_close( &job->fifo_render );
577 hb_fifo_close( &job->fifo_mpeg4 );
579 hb_buffer_pool_free();
581 for (i=0; i < hb_list_count(title->list_subtitle); i++) {
582 subtitle = hb_list_item( title->list_subtitle, i);
585 hb_fifo_close( &subtitle->fifo_in );
586 hb_fifo_close( &subtitle->fifo_raw );
589 for( i = 0; i < hb_list_count( title->list_audio ); i++ )
591 audio = hb_list_item( title->list_audio, i );
592 hb_fifo_close( &audio->fifo_in );
593 hb_fifo_close( &audio->fifo_raw );
594 hb_fifo_close( &audio->fifo_sync );
595 hb_fifo_close( &audio->fifo_out );
598 if( job->indepth_scan )
601 * Before closing the title print out our subtitle stats if we need to
602 * Find the highest and lowest.
604 for( i=0; i < hb_list_count( title->list_subtitle ); i++ )
606 subtitle = hb_list_item( title->list_subtitle, i );
607 hb_log( "Subtitle stream 0x%x '%s': %d hits (%d forced)",
608 subtitle->id, subtitle->lang, subtitle->hits,
609 subtitle->forced_hits );
610 if( subtitle->hits > subtitle_highest )
612 subtitle_highest = subtitle->hits;
613 subtitle_highest_id = subtitle->id;
616 if( subtitle->hits < subtitle_lowest )
618 subtitle_lowest = subtitle->hits;
619 subtitle_lowest_id = subtitle->id;
622 if ( subtitle->forced_hits > 0 )
624 subtitle_forced_id = subtitle->id;
628 if( job->native_language ) {
630 * We still have a native_language, so the audio and subtitles are
631 * different, so in this case it is a foreign film and we want to
632 * select the subtitle with the highest hits in our language.
634 subtitle_hit = subtitle_highest_id;
635 hb_log( "Found a native-language subtitle id 0x%x", subtitle_hit);
637 if( subtitle_forced_id )
640 * If there are any subtitle streams with forced subtitles
641 * then select it in preference to the lowest.
643 subtitle_hit = subtitle_forced_id;
644 hb_log("Found a subtitle candidate id 0x%x (contains forced subs)",
646 } else if( subtitle_lowest < subtitle_highest )
649 * OK we have more than one, and the lowest is lower,
650 * but how much lower to qualify for turning it on by
653 * Let's say 10% as a default.
655 if( subtitle_lowest < ( subtitle_highest * 0.1 ) )
657 subtitle_hit = subtitle_lowest_id;
658 hb_log( "Found a subtitle candidate id 0x%x",
661 hb_log( "No candidate subtitle detected during subtitle-scan");
667 if( job->select_subtitle )
669 if( job->indepth_scan )
671 for( i=0; i < hb_list_count( title->list_subtitle ); i++ )
673 subtitle = hb_list_item( title->list_subtitle, i );
674 if( subtitle->id == subtitle_hit )
676 hb_list_rem( title->list_subtitle, subtitle );
677 *( job->select_subtitle ) = subtitle;
682 * Must be the end of pass 0 or 2 - we don't need this anymore.
684 * Have to put the subtitle list back together in the title though
685 * or the GUI will have a hissy fit.
687 free( job->select_subtitle );
688 job->select_subtitle = NULL;
692 hb_title_close( &job->title );
697 * Performs the work objects specific work function.
698 * Loops calling work function for associated work object. Sleeps when fifo is full.
699 * Monitors work done indicator.
700 * Exits loop when work indiactor is set.
701 * @param _w Handle to work object.
703 static void work_loop( void * _w )
705 hb_work_object_t * w = _w;
706 hb_buffer_t * buf_in, * buf_out;
711 hb_lock( job->pause );
712 hb_unlock( job->pause );
714 if( hb_fifo_is_full( w->fifo_out ) ||
715 // if( (hb_fifo_percent_full( w->fifo_out ) > 0.8) ||
716 !( buf_in = hb_fifo_get( w->fifo_in ) ) )
718 hb_snooze( w->thread_sleep_interval );
719 // w->thread_sleep_interval += 1;
722 // w->thread_sleep_interval = MAX(1, (w->thread_sleep_interval - 1));
724 w->work( w, &buf_in, &buf_out );
726 // Propogate any chapter breaks for the worker
727 if( buf_in && buf_out && buf_in->new_chap )
729 hb_log("WORK: Copying Chapter Break");
730 buf_out->new_chap = 1;
735 hb_buffer_close( &buf_in );
739 hb_fifo_push( w->fifo_out, buf_out );