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;
106 job->list_work = hb_list_init();
108 hb_log( "starting job" );
109 hb_log( " + device %s", title->dvd );
110 hb_log( " + title %d, chapter(s) %d to %d", title->index,
111 job->chapter_start, job->chapter_end );
112 if ( job->pixel_ratio == 1 )
114 /* Correct the geometry of the output movie when using PixelRatio */
115 job->height=title->height-job->crop[0]-job->crop[1];
116 job->width=title->width-job->crop[2]-job->crop[3];
119 /* Keep width and height within these boundaries */
120 if (job->maxHeight && (job->height > job->maxHeight) )
122 job->height = job->maxHeight;
123 hb_fix_aspect( job, HB_KEEP_HEIGHT );
124 hb_log("Height out of bounds, scaling down to %i", job->maxHeight);
125 hb_log("New dimensions %i * %i", job->width, job->height);
127 if (job->maxWidth && (job->width > job->maxWidth) )
129 job->width = job->maxWidth;
130 hb_fix_aspect( job, HB_KEEP_WIDTH );
131 hb_log("Width out of bounds, scaling down to %i", job->maxWidth);
132 hb_log("New dimensions %i * %i", job->width, job->height);
135 hb_log( " + %dx%d -> %dx%d, crop %d/%d/%d/%d",
136 title->width, title->height, job->width, job->height,
137 job->crop[0], job->crop[1], job->crop[2], job->crop[3] );
138 hb_log( " + deinterlace %s", job->deinterlace ? "on" : "off" );
139 hb_log( " + grayscale %s", job->grayscale ? "on" : "off" );
140 if( job->vquality >= 0.0 && job->vquality <= 1.0 )
142 hb_log( " + %.3f fps, video quality %.2f", (float) job->vrate /
143 (float) job->vrate_base, job->vquality );
147 hb_log( " + %.3f fps, video bitrate %d kbps, pass %d",
148 (float) job->vrate / (float) job->vrate_base,
149 job->vbitrate, job->pass );
151 hb_log (" + PixelRatio: %d, width:%d, height: %d",job->pixel_ratio,job->width, job->height);
152 job->fifo_mpeg2 = hb_fifo_init( 2048 );
153 job->fifo_raw = hb_fifo_init( 8 );
154 job->fifo_sync = hb_fifo_init( 8 );
155 job->fifo_render = hb_fifo_init( 8 );
156 job->fifo_mpeg4 = hb_fifo_init( 8 );
158 /* Synchronization */
159 hb_list_add( job->list_work, ( w = getWork( WORK_SYNC ) ) );
164 hb_list_add( job->list_work, ( w = getWork( WORK_DECMPEG2 ) ) );
165 w->fifo_in = job->fifo_mpeg2;
166 w->fifo_out = job->fifo_raw;
169 hb_list_add( job->list_work, ( w = getWork( WORK_RENDER ) ) );
170 w->fifo_in = job->fifo_sync;
171 w->fifo_out = job->fifo_render;
174 switch( job->vcodec )
176 case HB_VCODEC_FFMPEG:
177 hb_log( " + encoder FFmpeg" );
178 w = getWork( WORK_ENCAVCODEC );
181 hb_log( " + encoder XviD" );
182 w = getWork( WORK_ENCXVID );
185 hb_log( " + encoder x264" );
186 w = getWork( WORK_ENCX264 );
189 w->fifo_in = job->fifo_render;
190 w->fifo_out = job->fifo_mpeg4;
191 w->config = &job->config;
192 hb_list_add( job->list_work, w );
194 subtitle = hb_list_item( title->list_subtitle, 0 );
197 hb_log( " + subtitle %x, %s", subtitle->id, subtitle->lang );
199 subtitle->fifo_in = hb_fifo_init( 8 );
200 subtitle->fifo_raw = hb_fifo_init( 8 );
202 hb_list_add( job->list_work, ( w = getWork( WORK_DECSUB ) ) );
203 w->fifo_in = subtitle->fifo_in;
204 w->fifo_out = subtitle->fifo_raw;
207 if( job->acodec & HB_ACODEC_AC3 )
209 hb_log( " + audio AC3 passthrough" );
213 hb_log( " + audio %d kbps, %d Hz", job->abitrate, job->arate );
214 hb_log( " + encoder %s", ( job->acodec & HB_ACODEC_FAAC ) ?
215 "faac" : ( ( job->acodec & HB_ACODEC_LAME ) ? "lame" :
219 /* if we are doing AC3 passthru, then remove any non-AC3 audios from the job */
220 /* otherwise, Bad Things will happen */
221 for( i = 0; i < hb_list_count( title->list_audio ); )
223 audio = hb_list_item( title->list_audio, i );
224 if( ( job->acodec & HB_ACODEC_AC3 ) && ( audio->codec != HB_ACODEC_AC3 ) )
226 hb_list_rem( title->list_audio, audio );
233 for( i = 0; i < hb_list_count( title->list_audio ); i++ )
235 audio = hb_list_item( title->list_audio, i );
236 hb_log( " + %x, %s", audio->id, audio->lang );
238 /* sense-check the current mixdown options */
240 /* log the requested mixdown */
241 for (j = 0; j < hb_audio_mixdowns_count; j++) {
242 if (hb_audio_mixdowns[j].amixdown == job->audio_mixdowns[i]) {
243 hb_log( " + Requested mixdown: %s (%s)", hb_audio_mixdowns[j].human_readable_name, hb_audio_mixdowns[j].internal_name );
248 /* sense-check the requested mixdown */
250 /* audioCodecsSupportMono and audioCodecsSupport6Ch are the same for now,
251 but this may change in the future, so they are separated for flexibility */
252 int audioCodecsSupportMono = ((audio->codec == HB_ACODEC_AC3 ||
253 audio->codec == HB_ACODEC_DCA) && job->acodec == HB_ACODEC_FAAC);
254 int audioCodecsSupport6Ch = ((audio->codec == HB_ACODEC_AC3 ||
255 audio->codec == HB_ACODEC_DCA) && job->acodec == HB_ACODEC_FAAC);
257 /* find out what the format of our source audio is */
258 switch (audio->input_channel_layout & HB_INPUT_CH_LAYOUT_DISCRETE_NO_LFE_MASK) {
261 case HB_INPUT_CH_LAYOUT_MONO:
262 /* regardless of what stereo mixdown we've requested, a mono source always get mixed down
263 to mono if we can, and mixed up to stereo if we can't */
264 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 1) {
265 job->audio_mixdowns[i] = HB_AMIXDOWN_MONO;
267 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
272 case HB_INPUT_CH_LAYOUT_STEREO:
273 /* if we've requested a mono mixdown, and it is supported, then do the mix */
274 /* use stereo if not supported */
275 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
276 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
277 /* otherwise, preserve stereo regardless of if we requested something higher */
278 } else if (job->audio_mixdowns[i] > HB_AMIXDOWN_STEREO) {
279 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
283 /* dolby (DPL1 aka Dolby Surround = 4.0 matrix-encoded) input */
284 /* the A52 flags don't allow for a way to distinguish between DPL1 and DPL2 on a DVD,
285 so we always assume a DPL1 source for A52_DOLBY */
286 case HB_INPUT_CH_LAYOUT_DOLBY:
287 /* if we've requested a mono mixdown, and it is supported, then do the mix */
288 /* preserve dolby if not supported */
289 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
290 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
291 /* otherwise, preserve dolby even if we requested something higher */
292 /* a stereo mixdown will still be honoured here */
293 } else if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBY) {
294 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
299 case HB_INPUT_CH_LAYOUT_3F2R:
300 /* if we've requested a mono mixdown, and it is supported, then do the mix */
301 /* use dpl2 if not supported */
302 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
303 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
305 /* check if we have 3F2R input and also have an LFE - i.e. we have a 5.1 source) */
306 if (audio->input_channel_layout & HB_INPUT_CH_LAYOUT_HAS_LFE) {
307 /* we have a 5.1 source */
308 /* if we requested 6ch, but our audio format doesn't support it, then mix to DPLII instead */
309 if (job->audio_mixdowns[i] == HB_AMIXDOWN_6CH && audioCodecsSupport6Ch == 0) {
310 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
313 /* we have a 5.0 source, so we can't do 6ch conversion
314 default to DPL II instead */
315 if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBYPLII) {
316 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBYPLII;
320 /* all other mixdowns will have been preserved here */
324 case HB_INPUT_CH_LAYOUT_3F1R:
325 /* if we've requested a mono mixdown, and it is supported, then do the mix */
326 /* use dpl1 if not supported */
327 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 0) {
328 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
330 /* we have a 4.0 or 4.1 source, so we can't do DPLII or 6ch conversion
331 default to DPL I instead */
332 if (job->audio_mixdowns[i] > HB_AMIXDOWN_DOLBY) {
333 job->audio_mixdowns[i] = HB_AMIXDOWN_DOLBY;
336 /* all other mixdowns will have been preserved here */
340 /* if we've requested a mono mixdown, and it is supported, then do the mix */
341 if (job->audio_mixdowns[i] == HB_AMIXDOWN_MONO && audioCodecsSupportMono == 1) {
342 job->audio_mixdowns[i] = HB_AMIXDOWN_MONO;
343 /* mix everything else down to stereo */
345 job->audio_mixdowns[i] = HB_AMIXDOWN_STEREO;
350 /* log the output mixdown */
351 for (j = 0; j < hb_audio_mixdowns_count; j++) {
352 if (hb_audio_mixdowns[j].amixdown == job->audio_mixdowns[i]) {
353 hb_log( " + Actual mixdown: %s (%s)", hb_audio_mixdowns[j].human_readable_name, hb_audio_mixdowns[j].internal_name );
358 /* we now know we have a valid mixdown for the input source and the audio output format */
359 /* remember the mixdown for this track */
360 audio->amixdown = job->audio_mixdowns[i];
362 audio->config.vorbis.language = audio->lang_simple;
364 /* set up the audio work structures */
365 audio->fifo_in = hb_fifo_init( 2048 );
366 audio->fifo_raw = hb_fifo_init( 8 );
367 audio->fifo_sync = hb_fifo_init( 8 );
368 audio->fifo_out = hb_fifo_init( 8 );
370 switch( audio->codec )
373 w = getWork( WORK_DECA52 );
376 w = getWork( WORK_DECDCA );
379 w = getWork( WORK_DECAVCODEC );
382 w = getWork( WORK_DECLPCM );
385 w->fifo_in = audio->fifo_in;
386 w->fifo_out = audio->fifo_raw;
387 w->config = &audio->config;
388 w->amixdown = audio->amixdown;
389 w->source_acodec = audio->codec;
391 /* FIXME: This feels really hackish, anything better? */
392 audio_w = calloc( sizeof( hb_work_object_t ), 1 );
393 audio_w = memcpy( audio_w, w, sizeof( hb_work_object_t ));
395 hb_list_add( job->list_work, audio_w );
397 switch( job->acodec )
400 w = getWork( WORK_ENCFAAC );
403 w = getWork( WORK_ENCLAME );
405 case HB_ACODEC_VORBIS:
406 w = getWork( WORK_ENCVORBIS );
410 if( job->acodec != HB_ACODEC_AC3 )
412 w->fifo_in = audio->fifo_sync;
413 w->fifo_out = audio->fifo_out;
414 w->config = &audio->config;
415 w->amixdown = audio->amixdown;
416 w->source_acodec = audio->codec;
418 /* FIXME: This feels really hackish, anything better? */
419 audio_w = calloc( sizeof( hb_work_object_t ), 1 );
420 audio_w = memcpy( audio_w, w, sizeof( hb_work_object_t ));
422 hb_list_add( job->list_work, audio_w );
428 /* Init read & write threads */
429 job->reader = hb_reader_init( job );
431 hb_log( " + output: %s", job->file );
432 job->muxer = hb_muxer_init( job );
436 /* Launch processing threads */
437 for( i = 1; i < hb_list_count( job->list_work ); i++ )
439 w = hb_list_item( job->list_work, i );
440 w->done = &job->done;
441 w->thread_sleep_interval = 10;
443 w->thread = hb_thread_init( w->name, work_loop, w,
448 w = hb_list_item( job->list_work, 0 );
449 w->thread_sleep_interval = 50;
453 if( w->work( w, NULL, NULL ) == HB_WORK_DONE )
458 !hb_fifo_size( job->fifo_sync ) &&
459 !hb_fifo_size( job->fifo_render ) &&
460 !hb_fifo_size( job->fifo_mpeg4 ) )
464 hb_snooze( w->thread_sleep_interval );
466 hb_list_rem( job->list_work, w );
470 /* Close work objects */
471 while( ( w = hb_list_item( job->list_work, 0 ) ) )
473 hb_list_rem( job->list_work, w );
474 hb_thread_close( &w->thread );
477 /* FIXME: This feels really hackish, anything better? */
478 if ( w->id == WORK_DECA52 ||
479 w->id == WORK_DECDCA ||
480 w->id == WORK_DECLPCM ||
481 w->id == WORK_ENCFAAC ||
482 w->id == WORK_ENCLAME ||
483 w->id == WORK_ENCVORBIS )
490 hb_list_close( &job->list_work );
492 /* Stop read & write threads */
493 hb_thread_close( &job->reader );
494 hb_thread_close( &job->muxer );
497 hb_fifo_close( &job->fifo_mpeg2 );
498 hb_fifo_close( &job->fifo_raw );
499 hb_fifo_close( &job->fifo_sync );
500 hb_fifo_close( &job->fifo_render );
501 hb_fifo_close( &job->fifo_mpeg4 );
504 hb_fifo_close( &subtitle->fifo_in );
505 hb_fifo_close( &subtitle->fifo_raw );
507 for( i = 0; i < hb_list_count( title->list_audio ); i++ )
509 audio = hb_list_item( title->list_audio, i );
510 hb_fifo_close( &audio->fifo_in );
511 hb_fifo_close( &audio->fifo_raw );
512 hb_fifo_close( &audio->fifo_sync );
513 hb_fifo_close( &audio->fifo_out );
516 hb_title_close( &job->title );
521 * Performs the work objects specific work function.
522 * Loops calling work function for associated work object. Sleeps when fifo is full.
523 * Monitors work done indicator.
524 * Exits loop when work indiactor is set.
525 * @param _w Handle to work object.
527 static void work_loop( void * _w )
529 hb_work_object_t * w = _w;
530 hb_buffer_t * buf_in, * buf_out;
535 hb_lock( job->pause );
536 hb_unlock( job->pause );
538 if( hb_fifo_is_full( w->fifo_out ) ||
539 // if( (hb_fifo_percent_full( w->fifo_out ) > 0.8) ||
540 !( buf_in = hb_fifo_get( w->fifo_in ) ) )
542 hb_snooze( w->thread_sleep_interval );
543 // w->thread_sleep_interval += 1;
546 // w->thread_sleep_interval = MAX(1, (w->thread_sleep_interval - 1));
548 w->work( w, &buf_in, &buf_out );
550 // Propogate any chapter breaks for the worker
551 if( buf_in && buf_out && buf_in->new_chap )
553 printf("WORK: Copying Chapter Break\n");
554 buf_out->new_chap = 1;
559 hb_buffer_close( &buf_in );
563 hb_fifo_push( w->fifo_out, buf_out );