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"
20 static void work_func();
21 static void do_job( hb_job_t *, int cpu_count );
22 static void work_loop( void * );
25 * Allocates work object and launches work thread with work_func.
26 * @param jobs Handle to hb_list_t.
27 * @param cpu_count Humber of CPUs found in system.
28 * @param die Handle to user inititated exit indicator.
29 * @param error Handle to error indicator.
31 hb_thread_t * hb_work_init( hb_list_t * jobs, int cpu_count,
32 volatile int * die, int * error )
34 hb_work_t * work = calloc( sizeof( hb_work_t ), 1 );
37 work->cpu_count = cpu_count;
41 return hb_thread_init( "work", work_func, work, HB_LOW_PRIORITY );
45 * Iterates through job list and calls do_job for each job.
46 * @param _work Handle work object.
48 static void work_func( void * _work )
50 hb_work_t * work = _work;
53 hb_log( "%d job(s) to process", hb_list_count( work->jobs ) );
55 while( !*work->die && ( job = hb_list_item( work->jobs, 0 ) ) )
57 hb_list_rem( work->jobs, job );
59 do_job( job, work->cpu_count );
62 *(work->error) = HB_ERROR_NONE;
67 static hb_work_object_t * getWork( int id )
70 for( w = hb_objects; w; w = w->next )
81 * Job initialization rountine.
83 * Creates work objects for synchronizer, video decoder, video renderer, video decoder, audio decoder, audio encoder, reader, muxer.
84 * Launches thread for each work object with work_loop.
85 * Loops while monitoring status of work threads and fifos.
86 * Exits loop when conversion is done and fifos are empty.
87 * Closes threads and frees fifos.
88 * @param job Handle work hb_job_t.
89 * @param cpu_count number of CPUs found in system.
91 static void do_job( hb_job_t * job, int cpu_count )
97 /* FIXME: This feels really hackish, anything better? */
98 hb_work_object_t * audio_w = NULL;
101 hb_subtitle_t * subtitle;
103 unsigned int subtitle_highest = 0;
104 unsigned int subtitle_highest_id = 0;
105 unsigned int subtitle_lowest = -1;
106 unsigned int subtitle_lowest_id = 0;
107 unsigned int subtitle_hit = 0;
111 job->list_work = hb_list_init();
113 hb_log( "starting job" );
114 hb_log( " + device %s", title->dvd );
115 hb_log( " + title %d, chapter(s) %d to %d", title->index,
116 job->chapter_start, job->chapter_end );
117 if ( job->pixel_ratio == 1 )
119 /* Correct the geometry of the output movie when using PixelRatio */
120 job->height=title->height-job->crop[0]-job->crop[1];
121 job->width=title->width-job->crop[2]-job->crop[3];
124 /* Keep width and height within these boundaries */
125 if (job->maxHeight && (job->height > job->maxHeight) )
127 job->height = job->maxHeight;
128 hb_fix_aspect( job, HB_KEEP_HEIGHT );
129 hb_log("Height out of bounds, scaling down to %i", job->maxHeight);
130 hb_log("New dimensions %i * %i", job->width, job->height);
132 if (job->maxWidth && (job->width > job->maxWidth) )
134 job->width = job->maxWidth;
135 hb_fix_aspect( job, HB_KEEP_WIDTH );
136 hb_log("Width out of bounds, scaling down to %i", job->maxWidth);
137 hb_log("New dimensions %i * %i", job->width, job->height);
140 hb_log( " + %dx%d -> %dx%d, crop %d/%d/%d/%d",
141 title->width, title->height, job->width, job->height,
142 job->crop[0], job->crop[1], job->crop[2], job->crop[3] );
143 hb_log( " + deinterlace %s", job->deinterlace ? "on" : "off" );
144 hb_log( " + grayscale %s", job->grayscale ? "on" : "off" );
145 if( job->vquality >= 0.0 && job->vquality <= 1.0 )
147 hb_log( " + %.3f fps, video quality %.2f", (float) job->vrate /
148 (float) job->vrate_base, job->vquality );
152 hb_log( " + %.3f fps, video bitrate %d kbps, pass %d",
153 (float) job->vrate / (float) job->vrate_base,
154 job->vbitrate, job->pass );
156 hb_log (" + PixelRatio: %d, width:%d, height: %d",job->pixel_ratio,job->width, job->height);
157 job->fifo_mpeg2 = hb_fifo_init( 2048 );
158 job->fifo_raw = hb_fifo_init( 8 );
159 job->fifo_sync = hb_fifo_init( 8 );
160 job->fifo_render = hb_fifo_init( 8 );
161 job->fifo_mpeg4 = hb_fifo_init( 8 );
163 /* Synchronization */
164 hb_list_add( job->list_work, ( w = getWork( WORK_SYNC ) ) );
169 hb_list_add( job->list_work, ( w = getWork( WORK_DECMPEG2 ) ) );
170 w->fifo_in = job->fifo_mpeg2;
171 w->fifo_out = job->fifo_raw;
174 hb_list_add( job->list_work, ( w = getWork( WORK_RENDER ) ) );
175 w->fifo_in = job->fifo_sync;
176 w->fifo_out = job->fifo_render;
179 switch( job->vcodec )
181 case HB_VCODEC_FFMPEG:
182 hb_log( " + encoder FFmpeg" );
183 w = getWork( WORK_ENCAVCODEC );
186 hb_log( " + encoder XviD" );
187 w = getWork( WORK_ENCXVID );
190 hb_log( " + encoder x264" );
191 w = getWork( WORK_ENCX264 );
194 w->fifo_in = job->fifo_render;
195 w->fifo_out = job->fifo_mpeg4;
196 w->config = &job->config;
197 hb_list_add( job->list_work, w );
199 if( job->select_subtitle && !job->subtitle_scan )
201 hb_list_add( title->list_subtitle, *( job->select_subtitle ) );
204 for( i=0; i < hb_list_count(title->list_subtitle); i++ )
206 subtitle = hb_list_item( title->list_subtitle, i );
210 hb_log( " + subtitle %x, %s", subtitle->id, subtitle->lang );
212 subtitle->fifo_in = hb_fifo_init( 8 );
213 subtitle->fifo_raw = hb_fifo_init( 8 );
215 if (!job->subtitle_scan) {
217 * Don't add threads for subtitles when we are scanning
219 hb_list_add( job->list_work, ( w = getWork( WORK_DECSUB ) ) );
220 w->fifo_in = subtitle->fifo_in;
221 w->fifo_out = subtitle->fifo_raw;
226 if( job->acodec & HB_ACODEC_AC3 )
228 hb_log( " + audio AC3 passthrough" );
232 hb_log( " + audio %d kbps, %d Hz", job->abitrate, job->arate );
233 hb_log( " + encoder %s", ( job->acodec & HB_ACODEC_FAAC ) ?
234 "faac" : ( ( job->acodec & HB_ACODEC_LAME ) ? "lame" :
238 /* if we are doing AC3 passthru, then remove any non-AC3 audios from the job */
239 /* otherwise, Bad Things will happen */
240 for( i = 0; i < hb_list_count( title->list_audio ); )
242 audio = hb_list_item( title->list_audio, i );
243 if( ( job->acodec & HB_ACODEC_AC3 ) && ( audio->codec != HB_ACODEC_AC3 ) )
245 hb_list_rem( title->list_audio, audio );
252 for( i = 0; i < hb_list_count( title->list_audio ); i++ )
254 audio = hb_list_item( title->list_audio, i );
255 hb_log( " + %x, %s", audio->id, audio->lang );
257 /* sense-check the current mixdown options */
259 /* log the requested mixdown */
260 for (j = 0; j < hb_audio_mixdowns_count; j++) {
261 if (hb_audio_mixdowns[j].amixdown == job->audio_mixdowns[i]) {
262 hb_log( " + Requested mixdown: %s (%s)", hb_audio_mixdowns[j].human_readable_name, hb_audio_mixdowns[j].internal_name );
267 /* sense-check the requested mixdown */
269 /* audioCodecsSupportMono and audioCodecsSupport6Ch are the same for now,
270 but this may change in the future, so they are separated for flexibility */
271 int audioCodecsSupportMono = ((audio->codec == HB_ACODEC_AC3 ||
272 audio->codec == HB_ACODEC_DCA) && job->acodec == HB_ACODEC_FAAC);
273 int audioCodecsSupport6Ch = ((audio->codec == HB_ACODEC_AC3 ||
274 audio->codec == HB_ACODEC_DCA) && job->acodec == HB_ACODEC_FAAC);
276 /* find out what the format of our source audio is */
277 switch (audio->input_channel_layout & HB_INPUT_CH_LAYOUT_DISCRETE_NO_LFE_MASK) {
280 case HB_INPUT_CH_LAYOUT_MONO:
281 /* regardless of what stereo mixdown we've requested, a mono source always get mixed down
282 to mono if we can, and mixed up to stereo if we can't */
283 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 1) {
284 job->audio_mixdowns[i] = HB_AMIXDOWN_MONO;
286 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
291 case HB_INPUT_CH_LAYOUT_STEREO:
292 /* if we've requested a mono mixdown, and it is supported, then do the mix */
293 /* use stereo if not supported */
294 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
295 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
296 /* otherwise, preserve stereo regardless of if we requested something higher */
297 } else if (job->audio_mixdowns[i] > HB_AMIXDOWN_STEREO) {
298 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
302 /* dolby (DPL1 aka Dolby Surround = 4.0 matrix-encoded) input */
303 /* the A52 flags don't allow for a way to distinguish between DPL1 and DPL2 on a DVD,
304 so we always assume a DPL1 source for A52_DOLBY */
305 case HB_INPUT_CH_LAYOUT_DOLBY:
306 /* if we've requested a mono mixdown, and it is supported, then do the mix */
307 /* preserve dolby if not supported */
308 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
309 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
310 /* otherwise, preserve dolby even if we requested something higher */
311 /* a stereo mixdown will still be honoured here */
312 } else if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBY) {
313 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
318 case HB_INPUT_CH_LAYOUT_3F2R:
319 /* if we've requested a mono mixdown, and it is supported, then do the mix */
320 /* use dpl2 if not supported */
321 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
322 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
324 /* check if we have 3F2R input and also have an LFE - i.e. we have a 5.1 source) */
325 if (audio->input_channel_layout & HB_INPUT_CH_LAYOUT_HAS_LFE) {
326 /* we have a 5.1 source */
327 /* if we requested 6ch, but our audio format doesn't support it, then mix to DPLII instead */
328 if (job->audio_mixdowns[i] == HB_AMIXDOWN_6CH && audioCodecsSupport6Ch == 0) {
329 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
332 /* we have a 5.0 source, so we can't do 6ch conversion
333 default to DPL II instead */
334 if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBYPLII) {
335 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
339 /* all other mixdowns will have been preserved here */
343 case HB_INPUT_CH_LAYOUT_3F1R:
344 /* if we've requested a mono mixdown, and it is supported, then do the mix */
345 /* use dpl1 if not supported */
346 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
347 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
349 /* we have a 4.0 or 4.1 source, so we can't do DPLII or 6ch conversion
350 default to DPL I instead */
351 if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBY) {
352 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
355 /* all other mixdowns will have been preserved here */
359 /* if we've requested a mono mixdown, and it is supported, then do the mix */
360 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 1) {
361 job->audio_mixdowns[i] = HB_AMIXDOWN_MONO;
362 /* mix everything else down to stereo */
364 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
369 /* log the output mixdown */
370 for (j = 0; j < hb_audio_mixdowns_count; j++) {
371 if (hb_audio_mixdowns[j].amixdown == job->audio_mixdowns[i]) {
372 hb_log( " + Actual mixdown: %s (%s)", hb_audio_mixdowns[j].human_readable_name, hb_audio_mixdowns[j].internal_name );
377 /* we now know we have a valid mixdown for the input source and the audio output format */
378 /* remember the mixdown for this track */
379 audio->amixdown = job->audio_mixdowns[i];
381 audio->config.vorbis.language = audio->lang_simple;
383 /* set up the audio work structures */
384 audio->fifo_in = hb_fifo_init( 2048 );
385 audio->fifo_raw = hb_fifo_init( 8 );
386 audio->fifo_sync = hb_fifo_init( 8 );
387 audio->fifo_out = hb_fifo_init( 8 );
389 switch( audio->codec )
392 w = getWork( WORK_DECA52 );
395 w = getWork( WORK_DECDCA );
398 w = getWork( WORK_DECAVCODEC );
401 w = getWork( WORK_DECLPCM );
404 w->fifo_in = audio->fifo_in;
405 w->fifo_out = audio->fifo_raw;
406 w->config = &audio->config;
407 w->amixdown = audio->amixdown;
408 w->source_acodec = audio->codec;
410 /* FIXME: This feels really hackish, anything better? */
411 audio_w = calloc( sizeof( hb_work_object_t ), 1 );
412 audio_w = memcpy( audio_w, w, sizeof( hb_work_object_t ));
414 hb_list_add( job->list_work, audio_w );
416 switch( job->acodec )
419 w = getWork( WORK_ENCFAAC );
422 w = getWork( WORK_ENCLAME );
424 case HB_ACODEC_VORBIS:
425 w = getWork( WORK_ENCVORBIS );
429 if( job->acodec != HB_ACODEC_AC3 )
431 w->fifo_in = audio->fifo_sync;
432 w->fifo_out = audio->fifo_out;
433 w->config = &audio->config;
434 w->amixdown = audio->amixdown;
435 w->source_acodec = audio->codec;
437 /* FIXME: This feels really hackish, anything better? */
438 audio_w = calloc( sizeof( hb_work_object_t ), 1 );
439 audio_w = memcpy( audio_w, w, sizeof( hb_work_object_t ));
441 hb_list_add( job->list_work, audio_w );
447 /* Init read & write threads */
448 job->reader = hb_reader_init( job );
450 hb_log( " + output: %s", job->file );
451 job->muxer = hb_muxer_init( job );
455 /* Launch processing threads */
456 for( i = 1; i < hb_list_count( job->list_work ); i++ )
458 w = hb_list_item( job->list_work, i );
459 w->done = &job->done;
460 w->thread_sleep_interval = 10;
462 w->thread = hb_thread_init( w->name, work_loop, w,
467 w = hb_list_item( job->list_work, 0 );
468 w->thread_sleep_interval = 50;
472 if( w->work( w, NULL, NULL ) == HB_WORK_DONE )
477 !hb_fifo_size( job->fifo_sync ) &&
478 !hb_fifo_size( job->fifo_render ) &&
479 !hb_fifo_size( job->fifo_mpeg4 ) )
483 hb_snooze( w->thread_sleep_interval );
485 hb_list_rem( job->list_work, w );
489 /* Close work objects */
490 while( ( w = hb_list_item( job->list_work, 0 ) ) )
492 hb_list_rem( job->list_work, w );
493 hb_thread_close( &w->thread );
496 /* FIXME: This feels really hackish, anything better? */
497 if ( w->id == WORK_DECA52 ||
498 w->id == WORK_DECDCA ||
499 w->id == WORK_DECLPCM ||
500 w->id == WORK_ENCFAAC ||
501 w->id == WORK_ENCLAME ||
502 w->id == WORK_ENCVORBIS )
509 hb_list_close( &job->list_work );
511 /* Stop read & write threads */
512 hb_thread_close( &job->reader );
513 hb_thread_close( &job->muxer );
516 hb_fifo_close( &job->fifo_mpeg2 );
517 hb_fifo_close( &job->fifo_raw );
518 hb_fifo_close( &job->fifo_sync );
519 hb_fifo_close( &job->fifo_render );
520 hb_fifo_close( &job->fifo_mpeg4 );
521 for (i=0; i < hb_list_count(title->list_subtitle); i++) {
522 subtitle = hb_list_item( title->list_subtitle, i);
525 hb_fifo_close( &subtitle->fifo_in );
526 hb_fifo_close( &subtitle->fifo_raw );
529 for( i = 0; i < hb_list_count( title->list_audio ); i++ )
531 audio = hb_list_item( title->list_audio, i );
532 hb_fifo_close( &audio->fifo_in );
533 hb_fifo_close( &audio->fifo_raw );
534 hb_fifo_close( &audio->fifo_sync );
535 hb_fifo_close( &audio->fifo_out );
539 * Before closing the title print out our subtitle stats if we need to
540 * Find the highest and lowest.
542 for( i=0; i < hb_list_count( title->list_subtitle ); i++ )
544 subtitle = hb_list_item( title->list_subtitle, i );
545 hb_log( "Subtitle stream 0x%x '%s': %d hits",
546 subtitle->id, subtitle->lang, subtitle->hits );
547 if( subtitle->hits > subtitle_highest )
549 subtitle_highest = subtitle->hits;
550 subtitle_highest_id = subtitle->id;
553 if( subtitle->hits < subtitle_lowest )
555 subtitle_lowest = subtitle->hits;
556 subtitle_lowest_id = subtitle->id;
560 if( job->native_language ) {
562 * We still have a native_language, so the audio and subtitles are
563 * different, so in this case it is a foreign film and we want to
564 * select the first subtitle in our language.
566 subtitle = hb_list_item( title->list_subtitle, 0 );
567 subtitle_hit = subtitle->id;
568 hb_log( "Found a native-language subtitle id 0x%x", subtitle_hit);
570 if( subtitle_lowest < subtitle_highest )
573 * OK we have more than one, and the lowest is lower, but how much
574 * lower to qualify for turning it on by default?
576 * Let's say 20% as a default.
578 if( subtitle_lowest < ( subtitle_highest * 0.2 ) )
580 subtitle_hit = subtitle_lowest_id;
581 hb_log( "Found a subtitle candidate id 0x%x",
584 hb_log( "No candidate subtitle detected during subtitle-scan");
589 if( job->select_subtitle )
591 if( job->subtitle_scan )
593 for( i=0; i < hb_list_count( title->list_subtitle ); i++ )
595 subtitle = hb_list_item( title->list_subtitle, i );
596 if( subtitle->id = subtitle_hit )
598 hb_list_rem( title->list_subtitle, subtitle );
599 *( job->select_subtitle ) = subtitle;
604 * Must be the second pass - we don't need this anymore.
606 free( job->select_subtitle );
607 job->select_subtitle = NULL;
611 hb_title_close( &job->title );
616 * Performs the work objects specific work function.
617 * Loops calling work function for associated work object. Sleeps when fifo is full.
618 * Monitors work done indicator.
619 * Exits loop when work indiactor is set.
620 * @param _w Handle to work object.
622 static void work_loop( void * _w )
624 hb_work_object_t * w = _w;
625 hb_buffer_t * buf_in, * buf_out;
630 hb_lock( job->pause );
631 hb_unlock( job->pause );
633 if( hb_fifo_is_full( w->fifo_out ) ||
634 // if( (hb_fifo_percent_full( w->fifo_out ) > 0.8) ||
635 !( buf_in = hb_fifo_get( w->fifo_in ) ) )
637 hb_snooze( w->thread_sleep_interval );
638 // w->thread_sleep_interval += 1;
641 // w->thread_sleep_interval = MAX(1, (w->thread_sleep_interval - 1));
643 w->work( w, &buf_in, &buf_out );
645 // Propogate any chapter breaks for the worker
646 if( buf_in && buf_out && buf_in->new_chap )
648 printf("WORK: Copying Chapter Break\n");
649 buf_out->new_chap = 1;
654 hb_buffer_close( &buf_in );
658 hb_fifo_push( w->fifo_out, buf_out );