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 * );
26 * Allocates work object and launches work thread with work_func.
27 * @param jobs Handle to hb_list_t.
28 * @param cpu_count Humber of CPUs found in system.
29 * @param die Handle to user inititated exit indicator.
30 * @param error Handle to error indicator.
32 hb_thread_t * hb_work_init( hb_list_t * jobs, int cpu_count,
33 volatile int * die, int * error, hb_job_t ** job )
35 hb_work_t * work = calloc( sizeof( hb_work_t ), 1 );
38 work->current_job = job;
39 work->cpu_count = cpu_count;
43 return hb_thread_init( "work", work_func, work, HB_LOW_PRIORITY );
47 * Iterates through job list and calls do_job for each job.
48 * @param _work Handle work object.
50 static void work_func( void * _work )
52 hb_work_t * work = _work;
55 hb_log( "%d job(s) to process", hb_list_count( work->jobs ) );
57 while( !*work->die && ( job = hb_list_item( work->jobs, 0 ) ) )
59 hb_list_rem( work->jobs, job );
61 *(work->current_job) = job;
62 do_job( job, work->cpu_count );
63 *(work->current_job) = NULL;
66 *(work->error) = HB_ERROR_NONE;
71 static hb_work_object_t * getWork( int id )
74 for( w = hb_objects; w; w = w->next )
85 * Job initialization rountine.
87 * Creates work objects for synchronizer, video decoder, video renderer, video decoder, audio decoder, audio encoder, reader, muxer.
88 * Launches thread for each work object with work_loop.
89 * Loops while monitoring status of work threads and fifos.
90 * Exits loop when conversion is done and fifos are empty.
91 * Closes threads and frees fifos.
92 * @param job Handle work hb_job_t.
93 * @param cpu_count number of CPUs found in system.
95 static void do_job( hb_job_t * job, int cpu_count )
101 /* FIXME: This feels really hackish, anything better? */
102 hb_work_object_t * audio_w = NULL;
103 hb_work_object_t * sub_w = NULL;
106 hb_subtitle_t * subtitle;
108 unsigned int subtitle_highest = 0;
109 unsigned int subtitle_highest_id = 0;
110 unsigned int subtitle_lowest = -1;
111 unsigned int subtitle_lowest_id = 0;
112 unsigned int subtitle_forced_id = 0;
113 unsigned int subtitle_hit = 0;
117 job->list_work = hb_list_init();
119 hb_log( "starting job" );
120 hb_log( " + device %s", title->dvd );
121 hb_log( " + title %d, chapter(s) %d to %d", title->index,
122 job->chapter_start, job->chapter_end );
123 if ( job->pixel_ratio == 1 )
125 /* Correct the geometry of the output movie when using PixelRatio */
126 job->height=title->height-job->crop[0]-job->crop[1];
127 job->width=title->width-job->crop[2]-job->crop[3];
130 /* Keep width and height within these boundaries */
131 if (job->maxHeight && (job->height > job->maxHeight) )
133 job->height = job->maxHeight;
134 hb_fix_aspect( job, HB_KEEP_HEIGHT );
135 hb_log("Height out of bounds, scaling down to %i", job->maxHeight);
136 hb_log("New dimensions %i * %i", job->width, job->height);
138 if (job->maxWidth && (job->width > job->maxWidth) )
140 job->width = job->maxWidth;
141 hb_fix_aspect( job, HB_KEEP_WIDTH );
142 hb_log("Width out of bounds, scaling down to %i", job->maxWidth);
143 hb_log("New dimensions %i * %i", job->width, job->height);
146 hb_log( " + %dx%d -> %dx%d, crop %d/%d/%d/%d",
147 title->width, title->height, job->width, job->height,
148 job->crop[0], job->crop[1], job->crop[2], job->crop[3] );
149 hb_log( " + grayscale %s", job->grayscale ? "on" : "off" );
153 hb_log(" + filters");
154 for( i = 0; i < hb_list_count( job->filters ); i++ )
156 hb_filter_object_t * filter = hb_list_item( job->filters, i );
157 if (filter->settings)
158 hb_log(" + %s (%s)", filter->name, filter->settings);
160 hb_log(" + %s (default settings)", filter->name);
164 if( job->vquality >= 0.0 && job->vquality <= 1.0 )
166 hb_log( " + %.3f fps, video quality %.2f", (float) job->vrate /
167 (float) job->vrate_base, job->vquality );
171 hb_log( " + %.3f fps, video bitrate %d kbps, pass %d",
172 (float) job->vrate / (float) job->vrate_base,
173 job->vbitrate, job->pass );
175 hb_log (" + PixelRatio: %d, width:%d, height: %d",job->pixel_ratio,job->width, job->height);
176 job->fifo_mpeg2 = hb_fifo_init( 2048 );
177 job->fifo_raw = hb_fifo_init( 8 );
178 job->fifo_sync = hb_fifo_init( 8 );
179 job->fifo_render = hb_fifo_init( 8 );
180 job->fifo_mpeg4 = hb_fifo_init( 8 );
182 /* Synchronization */
183 hb_list_add( job->list_work, ( w = getWork( WORK_SYNC ) ) );
188 hb_list_add( job->list_work, ( w = getWork( WORK_DECMPEG2 ) ) );
189 w->fifo_in = job->fifo_mpeg2;
190 w->fifo_out = job->fifo_raw;
193 hb_list_add( job->list_work, ( w = getWork( WORK_RENDER ) ) );
194 w->fifo_in = job->fifo_sync;
195 w->fifo_out = job->fifo_render;
198 switch( job->vcodec )
200 case HB_VCODEC_FFMPEG:
201 hb_log( " + encoder FFmpeg" );
202 w = getWork( WORK_ENCAVCODEC );
205 hb_log( " + encoder XviD" );
206 w = getWork( WORK_ENCXVID );
209 hb_log( " + encoder x264" );
210 w = getWork( WORK_ENCX264 );
213 w->fifo_in = job->fifo_render;
214 w->fifo_out = job->fifo_mpeg4;
215 w->config = &job->config;
217 hb_list_add( job->list_work, w );
219 if( job->select_subtitle && !job->subtitle_scan )
222 * Must be second pass of a two pass with subtitle scan enabled, so
223 * add the subtitle that we found on the first pass for use in this
226 if (*(job->select_subtitle))
228 hb_list_add( title->list_subtitle, *( job->select_subtitle ) );
232 for( i=0; i < hb_list_count(title->list_subtitle); i++ )
234 subtitle = hb_list_item( title->list_subtitle, i );
238 hb_log( " + subtitle %x, %s", subtitle->id, subtitle->lang );
240 subtitle->fifo_in = hb_fifo_init( 8 );
241 subtitle->fifo_raw = hb_fifo_init( 8 );
244 * Disable forced subtitles if we didn't find any in the scan
245 * so that we display normal subtitles instead.
247 * select_subtitle implies that we did a scan.
249 if( !job->subtitle_scan && job->subtitle_force &&
250 job->select_subtitle )
252 if( subtitle->forced_hits == 0 )
254 job->subtitle_force = 0;
258 if (!job->subtitle_scan || job->subtitle_force) {
260 * Don't add threads for subtitles when we are scanning, unless
261 * looking for forced subtitles.
266 * Need to copy the prior subtitle structure so that we
267 * don't overwrite the fifos.
269 sub_w = calloc( sizeof( hb_work_object_t ), 1 );
270 sub_w = memcpy( sub_w, w, sizeof( hb_work_object_t ));
272 w = sub_w = getWork( WORK_DECSUB );
274 hb_list_add( job->list_work, sub_w );
275 sub_w->fifo_in = subtitle->fifo_in;
276 sub_w->fifo_out = subtitle->fifo_raw;
281 if( job->acodec & HB_ACODEC_AC3 )
283 hb_log( " + audio AC3 passthrough" );
287 hb_log( " + audio %d kbps, %d Hz", job->abitrate, job->arate );
288 hb_log( " + encoder %s", ( job->acodec & HB_ACODEC_FAAC ) ?
289 "faac" : ( ( job->acodec & HB_ACODEC_LAME ) ? "lame" :
293 /* if we are doing AC3 passthru, then remove any non-AC3 audios from the job */
294 /* otherwise, Bad Things will happen */
295 for( i = 0; i < hb_list_count( title->list_audio ); )
297 audio = hb_list_item( title->list_audio, i );
298 if( ( job->acodec & HB_ACODEC_AC3 ) && ( audio->codec != HB_ACODEC_AC3 ) )
300 hb_list_rem( title->list_audio, audio );
307 for( i = 0; i < hb_list_count( title->list_audio ); i++ )
309 audio = hb_list_item( title->list_audio, i );
310 hb_log( " + %x, %s", audio->id, audio->lang );
312 /* sense-check the current mixdown options */
314 /* log the requested mixdown */
315 for (j = 0; j < hb_audio_mixdowns_count; j++) {
316 if (hb_audio_mixdowns[j].amixdown == job->audio_mixdowns[i]) {
317 hb_log( " + Requested mixdown: %s (%s)", hb_audio_mixdowns[j].human_readable_name, hb_audio_mixdowns[j].internal_name );
322 /* sense-check the requested mixdown */
324 /* audioCodecsSupportMono and audioCodecsSupport6Ch are the same for now,
325 but this may change in the future, so they are separated for flexibility */
326 int audioCodecsSupportMono = ((audio->codec == HB_ACODEC_AC3 ||
327 audio->codec == HB_ACODEC_DCA) && job->acodec == HB_ACODEC_FAAC);
328 int audioCodecsSupport6Ch = ((audio->codec == HB_ACODEC_AC3 ||
329 audio->codec == HB_ACODEC_DCA) && job->acodec == HB_ACODEC_FAAC);
331 /* find out what the format of our source audio is */
332 switch (audio->input_channel_layout & HB_INPUT_CH_LAYOUT_DISCRETE_NO_LFE_MASK) {
335 case HB_INPUT_CH_LAYOUT_MONO:
336 /* regardless of what stereo mixdown we've requested, a mono source always get mixed down
337 to mono if we can, and mixed up to stereo if we can't */
338 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 1) {
339 job->audio_mixdowns[i] = HB_AMIXDOWN_MONO;
341 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
346 case HB_INPUT_CH_LAYOUT_STEREO:
347 /* if we've requested a mono mixdown, and it is supported, then do the mix */
348 /* use stereo if not supported */
349 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
350 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
351 /* otherwise, preserve stereo regardless of if we requested something higher */
352 } else if (job->audio_mixdowns[i] > HB_AMIXDOWN_STEREO) {
353 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
357 /* dolby (DPL1 aka Dolby Surround = 4.0 matrix-encoded) input */
358 /* the A52 flags don't allow for a way to distinguish between DPL1 and DPL2 on a DVD,
359 so we always assume a DPL1 source for A52_DOLBY */
360 case HB_INPUT_CH_LAYOUT_DOLBY:
361 /* if we've requested a mono mixdown, and it is supported, then do the mix */
362 /* preserve dolby if not supported */
363 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
364 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
365 /* otherwise, preserve dolby even if we requested something higher */
366 /* a stereo mixdown will still be honoured here */
367 } else if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBY) {
368 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
373 case HB_INPUT_CH_LAYOUT_3F2R:
374 /* if we've requested a mono mixdown, and it is supported, then do the mix */
375 /* use dpl2 if not supported */
376 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
377 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
379 /* check if we have 3F2R input and also have an LFE - i.e. we have a 5.1 source) */
380 if (audio->input_channel_layout & HB_INPUT_CH_LAYOUT_HAS_LFE) {
381 /* we have a 5.1 source */
382 /* if we requested 6ch, but our audio format doesn't support it, then mix to DPLII instead */
383 if (job->audio_mixdowns[i] == HB_AMIXDOWN_6CH && audioCodecsSupport6Ch == 0) {
384 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
387 /* we have a 5.0 source, so we can't do 6ch conversion
388 default to DPL II instead */
389 if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBYPLII) {
390 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
394 /* all other mixdowns will have been preserved here */
398 case HB_INPUT_CH_LAYOUT_3F1R:
399 /* if we've requested a mono mixdown, and it is supported, then do the mix */
400 /* use dpl1 if not supported */
401 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
402 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
404 /* we have a 4.0 or 4.1 source, so we can't do DPLII or 6ch conversion
405 default to DPL I instead */
406 if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBY) {
407 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
410 /* all other mixdowns will have been preserved here */
414 /* if we've requested a mono mixdown, and it is supported, then do the mix */
415 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 1) {
416 job->audio_mixdowns[i] = HB_AMIXDOWN_MONO;
417 /* mix everything else down to stereo */
419 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
424 /* log the output mixdown */
425 for (j = 0; j < hb_audio_mixdowns_count; j++) {
426 if (hb_audio_mixdowns[j].amixdown == job->audio_mixdowns[i]) {
427 hb_log( " + Actual mixdown: %s (%s)", hb_audio_mixdowns[j].human_readable_name, hb_audio_mixdowns[j].internal_name );
432 /* we now know we have a valid mixdown for the input source and the audio output format */
433 /* remember the mixdown for this track */
434 audio->amixdown = job->audio_mixdowns[i];
436 audio->config.vorbis.language = audio->lang_simple;
438 /* set up the audio work structures */
439 audio->fifo_in = hb_fifo_init( 2048 );
440 audio->fifo_raw = hb_fifo_init( 8 );
441 audio->fifo_sync = hb_fifo_init( 8 );
442 audio->fifo_out = hb_fifo_init( 8 );
444 switch( audio->codec )
447 w = getWork( WORK_DECA52 );
450 w = getWork( WORK_DECDCA );
453 w = getWork( WORK_DECAVCODEC );
456 w = getWork( WORK_DECLPCM );
459 w->fifo_in = audio->fifo_in;
460 w->fifo_out = audio->fifo_raw;
461 w->config = &audio->config;
462 w->amixdown = audio->amixdown;
463 w->source_acodec = audio->codec;
465 /* FIXME: This feels really hackish, anything better? */
466 audio_w = calloc( sizeof( hb_work_object_t ), 1 );
467 audio_w = memcpy( audio_w, w, sizeof( hb_work_object_t ));
469 hb_list_add( job->list_work, audio_w );
471 switch( job->acodec )
474 w = getWork( WORK_ENCFAAC );
477 w = getWork( WORK_ENCLAME );
479 case HB_ACODEC_VORBIS:
480 w = getWork( WORK_ENCVORBIS );
484 if( job->acodec != HB_ACODEC_AC3 )
486 w->fifo_in = audio->fifo_sync;
487 w->fifo_out = audio->fifo_out;
488 w->config = &audio->config;
489 w->amixdown = audio->amixdown;
490 w->source_acodec = audio->codec;
492 /* FIXME: This feels really hackish, anything better? */
493 audio_w = calloc( sizeof( hb_work_object_t ), 1 );
494 audio_w = memcpy( audio_w, w, sizeof( hb_work_object_t ));
496 hb_list_add( job->list_work, audio_w );
502 /* Init read & write threads */
503 job->reader = hb_reader_init( job );
505 hb_log( " + output: %s", job->file );
506 job->muxer = hb_muxer_init( job );
510 /* Launch processing threads */
511 for( i = 1; i < hb_list_count( job->list_work ); i++ )
513 w = hb_list_item( job->list_work, i );
514 w->done = &job->done;
515 w->thread_sleep_interval = 10;
517 w->thread = hb_thread_init( w->name, work_loop, w,
522 w = hb_list_item( job->list_work, 0 );
523 w->thread_sleep_interval = 50;
527 if( w->work( w, NULL, NULL ) == HB_WORK_DONE )
532 !hb_fifo_size( job->fifo_sync ) &&
533 !hb_fifo_size( job->fifo_render ) &&
534 !hb_fifo_size( job->fifo_mpeg4 ) )
538 hb_snooze( w->thread_sleep_interval );
540 hb_list_rem( job->list_work, w );
544 /* Close work objects */
545 while( ( w = hb_list_item( job->list_work, 0 ) ) )
547 hb_list_rem( job->list_work, w );
548 hb_thread_close( &w->thread );
551 /* FIXME: This feels really hackish, anything better? */
552 if ( w->id == WORK_DECA52 ||
553 w->id == WORK_DECDCA ||
554 w->id == WORK_DECLPCM ||
555 w->id == WORK_ENCFAAC ||
556 w->id == WORK_ENCLAME ||
557 w->id == WORK_ENCVORBIS )
564 hb_list_close( &job->list_work );
566 /* Stop read & write threads */
567 hb_thread_close( &job->reader );
568 hb_thread_close( &job->muxer );
571 hb_fifo_close( &job->fifo_mpeg2 );
572 hb_fifo_close( &job->fifo_raw );
573 hb_fifo_close( &job->fifo_sync );
574 hb_fifo_close( &job->fifo_render );
575 hb_fifo_close( &job->fifo_mpeg4 );
576 for (i=0; i < hb_list_count(title->list_subtitle); i++) {
577 subtitle = hb_list_item( title->list_subtitle, i);
580 hb_fifo_close( &subtitle->fifo_in );
581 hb_fifo_close( &subtitle->fifo_raw );
584 for( i = 0; i < hb_list_count( title->list_audio ); i++ )
586 audio = hb_list_item( title->list_audio, i );
587 hb_fifo_close( &audio->fifo_in );
588 hb_fifo_close( &audio->fifo_raw );
589 hb_fifo_close( &audio->fifo_sync );
590 hb_fifo_close( &audio->fifo_out );
593 if( job->subtitle_scan )
596 * Before closing the title print out our subtitle stats if we need to
597 * Find the highest and lowest.
599 for( i=0; i < hb_list_count( title->list_subtitle ); i++ )
601 subtitle = hb_list_item( title->list_subtitle, i );
602 hb_log( "Subtitle stream 0x%x '%s': %d hits (%d forced)",
603 subtitle->id, subtitle->lang, subtitle->hits,
604 subtitle->forced_hits );
605 if( subtitle->hits > subtitle_highest )
607 subtitle_highest = subtitle->hits;
608 subtitle_highest_id = subtitle->id;
611 if( subtitle->hits < subtitle_lowest )
613 subtitle_lowest = subtitle->hits;
614 subtitle_lowest_id = subtitle->id;
617 if ( subtitle->forced_hits > 0 )
619 subtitle_forced_id = subtitle->id;
623 if( job->native_language ) {
625 * We still have a native_language, so the audio and subtitles are
626 * different, so in this case it is a foreign film and we want to
627 * select the subtitle with the highest hits in our language.
629 subtitle_hit = subtitle_highest_id;
630 hb_log( "Found a native-language subtitle id 0x%x", subtitle_hit);
632 if( subtitle_forced_id )
635 * If there are any subtitle streams with forced subtitles
636 * then select it in preference to the lowest.
638 subtitle_hit = subtitle_forced_id;
639 hb_log("Found a subtitle candidate id 0x%x (contains forced subs)",
641 } else if( subtitle_lowest < subtitle_highest )
644 * OK we have more than one, and the lowest is lower,
645 * but how much lower to qualify for turning it on by
648 * Let's say 10% as a default.
650 if( subtitle_lowest < ( subtitle_highest * 0.1 ) )
652 subtitle_hit = subtitle_lowest_id;
653 hb_log( "Found a subtitle candidate id 0x%x",
656 hb_log( "No candidate subtitle detected during subtitle-scan");
662 if( job->select_subtitle )
664 if( job->subtitle_scan )
666 for( i=0; i < hb_list_count( title->list_subtitle ); i++ )
668 subtitle = hb_list_item( title->list_subtitle, i );
669 if( subtitle->id == subtitle_hit )
671 hb_list_rem( title->list_subtitle, subtitle );
672 *( job->select_subtitle ) = subtitle;
677 * Must be the end of pass 0 or 2 - we don't need this anymore.
679 * Have to put the subtitle list back together in the title though
680 * or the GUI will have a hissy fit.
682 free( job->select_subtitle );
683 job->select_subtitle = NULL;
687 hb_title_close( &job->title );
692 * Performs the work objects specific work function.
693 * Loops calling work function for associated work object. Sleeps when fifo is full.
694 * Monitors work done indicator.
695 * Exits loop when work indiactor is set.
696 * @param _w Handle to work object.
698 static void work_loop( void * _w )
700 hb_work_object_t * w = _w;
701 hb_buffer_t * buf_in, * buf_out;
706 hb_lock( job->pause );
707 hb_unlock( job->pause );
709 if( hb_fifo_is_full( w->fifo_out ) ||
710 // if( (hb_fifo_percent_full( w->fifo_out ) > 0.8) ||
711 !( buf_in = hb_fifo_get( w->fifo_in ) ) )
713 hb_snooze( w->thread_sleep_interval );
714 // w->thread_sleep_interval += 1;
717 // w->thread_sleep_interval = MAX(1, (w->thread_sleep_interval - 1));
719 w->work( w, &buf_in, &buf_out );
721 // Propogate any chapter breaks for the worker
722 if( buf_in && buf_out && buf_in->new_chap )
724 hb_log("WORK: Copying Chapter Break");
725 buf_out->new_chap = 1;
730 hb_buffer_close( &buf_in );
734 hb_fifo_push( w->fifo_out, buf_out );