3 #include "ffmpeg/avcodec.h"
7 /* The "Check for update" thread */
10 hb_thread_t * update_thread;
12 /* This thread's only purpose is to check other threads'
15 hb_thread_t * main_thread;
18 /* DVD/file scan thread */
19 hb_list_t * list_title;
20 hb_thread_t * scan_thread;
22 /* The thread which processes the jobs. Others threads are launched
23 from this one (see work.c) */
26 volatile int work_die;
28 hb_thread_t * work_thread;
32 hb_lock_t * state_lock;
36 hb_lock_t * pause_lock;
39 hb_work_object_t * hb_objects = NULL;
41 static void thread_func( void * );
44 * Registers work objects, by adding the work object to a liked list.
45 * @param w Handle to hb_work_object_t to register.
47 void hb_register( hb_work_object_t * w )
54 * libhb initialization routine.
55 * @param verbose HB_DEBUG_NONE or HB_DEBUG_ALL.
56 * @param update_check signals libhb to check for updated version from HandBrake website.
57 * @return Handle to hb_handle_t for use on all subsequent calls to libhb.
59 hb_handle_t * hb_init_real( int verbose, int update_check )
61 hb_handle_t * h = calloc( sizeof( hb_handle_t ), 1 );
64 /* See hb_log() in common.c */
65 if( verbose > HB_DEBUG_NONE )
67 putenv( "HB_DEBUG=1" );
68 av_log_set_level(AV_LOG_DEBUG);
71 /* Check for an update on the website if asked to */
76 hb_log( "hb_init: checking for updates" );
78 h->update_thread = hb_update_init( &h->build, h->version );
82 if( hb_thread_has_exited( h->update_thread ) )
84 /* Immediate success or failure */
85 hb_thread_close( &h->update_thread );
88 if( hb_get_date() > date + 1000 )
90 /* Still nothing after one second. Connection problem,
92 hb_log( "hb_init: connection problem, not waiting for "
100 /* CPU count detection */
101 hb_log( "hb_init: checking cpu count" );
102 h->cpu_count = hb_get_cpu_count();
104 h->list_title = hb_list_init();
105 h->jobs = hb_list_init();
107 h->state_lock = hb_lock_init();
108 h->state.state = HB_STATE_IDLE;
110 h->pause_lock = hb_lock_init();
114 register_avcodec( &mpeg4_encoder );
115 register_avcodec( &mp2_decoder );
116 register_avcodec( &ac3_encoder );
118 /* Start library thread */
119 hb_log( "hb_init: starting libhb thread" );
121 h->main_thread = hb_thread_init( "libhb", thread_func, h,
122 HB_NORMAL_PRIORITY );
128 * libhb initialization routine.
129 * This version is to use when calling the dylib, the macro hb_init isn't available from a dylib call!
130 * @param verbose HB_DEBUG_NONE or HB_DEBUG_ALL.
131 * @param update_check signals libhb to check for updated version from HandBrake website.
132 * @return Handle to hb_handle_t for use on all subsequent calls to libhb.
134 hb_handle_t * hb_init_dl( int verbose, int update_check )
136 hb_handle_t * h = calloc( sizeof( hb_handle_t ), 1 );
139 /* See hb_log() in common.c */
140 if( verbose > HB_DEBUG_NONE )
142 putenv( "HB_DEBUG=1" );
143 av_log_set_level(AV_LOG_DEBUG);
146 /* Check for an update on the website if asked to */
151 hb_log( "hb_init: checking for updates" );
152 date = hb_get_date();
153 h->update_thread = hb_update_init( &h->build, h->version );
157 if( hb_thread_has_exited( h->update_thread ) )
159 /* Immediate success or failure */
160 hb_thread_close( &h->update_thread );
163 if( hb_get_date() > date + 1000 )
165 /* Still nothing after one second. Connection problem,
166 let the thread die */
167 hb_log( "hb_init: connection problem, not waiting for "
175 /* CPU count detection */
176 hb_log( "hb_init: checking cpu count" );
177 h->cpu_count = hb_get_cpu_count();
179 h->list_title = hb_list_init();
180 h->jobs = hb_list_init();
182 h->state_lock = hb_lock_init();
183 h->state.state = HB_STATE_IDLE;
185 h->pause_lock = hb_lock_init();
189 register_avcodec( &mpeg4_encoder );
190 register_avcodec( &mp2_decoder );
191 register_avcodec( &ac3_encoder );
193 /* Start library thread */
194 hb_log( "hb_init: starting libhb thread" );
196 h->main_thread = hb_thread_init( "libhb", thread_func, h,
197 HB_NORMAL_PRIORITY );
199 hb_register( &hb_sync );
200 hb_register( &hb_decmpeg2 );
201 hb_register( &hb_decsub );
202 hb_register( &hb_render );
203 hb_register( &hb_encavcodec );
204 hb_register( &hb_encxvid );
205 hb_register( &hb_encx264 );
206 hb_register( &hb_deca52 );
207 hb_register( &hb_decdca );
208 hb_register( &hb_decavcodec );
209 hb_register( &hb_declpcm );
210 hb_register( &hb_encfaac );
211 hb_register( &hb_enclame );
212 hb_register( &hb_encvorbis );
219 * Returns current version of libhb.
220 * @param h Handle to hb_handle_t.
221 * @return character array of version number.
223 char * hb_get_version( hb_handle_t * h )
229 * Returns current build of libhb.
230 * @param h Handle to hb_handle_t.
231 * @return character array of build number.
233 int hb_get_build( hb_handle_t * h )
239 * Checks for needed update.
240 * @param h Handle to hb_handle_t.
241 * @param version Pointer to handle where version will be copied.
242 * @return update indicator.
244 int hb_check_update( hb_handle_t * h, char ** version )
246 *version = ( h->build < 0 ) ? NULL : h->version;
251 * Sets the cpu count to the desired value.
252 * @param h Handle to hb_handle_t
253 * @param cpu_count Number of CPUs to use.
255 void hb_set_cpu_count( hb_handle_t * h, int cpu_count )
257 cpu_count = MAX( 1, cpu_count );
258 cpu_count = MIN( cpu_count, 8 );
259 h->cpu_count = cpu_count;
263 * Initializes a scan of the by calling hb_scan_init
264 * @param h Handle to hb_handle_t
265 * @param path location of VIDEO_TS folder.
266 * @param title_index Desired title to scan. 0 for all titles.
268 void hb_scan( hb_handle_t * h, const char * path, int title_index )
272 /* Clean up from previous scan */
273 while( ( title = hb_list_item( h->list_title, 0 ) ) )
275 hb_list_rem( h->list_title, title );
276 hb_title_close( &title );
279 hb_log( "hb_scan: path=%s, title_index=%d", path, title_index );
280 h->scan_thread = hb_scan_init( h, path, title_index, h->list_title );
284 * Returns the list of titles found.
285 * @param h Handle to hb_handle_t
286 * @return Handle to hb_list_t of the title list.
288 hb_list_t * hb_get_titles( hb_handle_t * h )
290 return h->list_title;
294 * Create preview image of desired title a index of picture.
295 * @param h Handle to hb_handle_t.
296 * @param title Handle to hb_title_t of desired title.
297 * @param picture Index in title.
298 * @param buffer Handle to buufer were inage will be drawn.
300 void hb_get_preview( hb_handle_t * h, hb_title_t * title, int picture,
303 hb_job_t * job = title->job;
306 uint8_t * buf1, * buf2, * buf3, * buf4, * pen;
308 AVPicture pic1, pic2, pic3, pic4;
309 ImgReSampleContext * context;
312 buf1 = malloc( title->width * title->height * 3 / 2 );
313 buf2 = malloc( title->width * title->height * 3 / 2 );
314 buf3 = malloc( title->width * title->height * 3 / 2 );
315 buf4 = malloc( title->width * title->height * 4 );
316 avpicture_fill( &pic1, buf1, PIX_FMT_YUV420P,
317 title->width, title->height );
318 avpicture_fill( &pic2, buf2, PIX_FMT_YUV420P,
319 title->width, title->height );
320 avpicture_fill( &pic3, buf3, PIX_FMT_YUV420P,
321 job->width, job->height );
322 avpicture_fill( &pic4, buf4, PIX_FMT_RGBA32,
323 job->width, job->height );
325 memset( filename, 0, 1024 );
327 hb_get_tempory_filename( h, filename, "%x%d",
328 (intptr_t) title, picture );
330 file = fopen( filename, "r" );
333 hb_log( "hb_get_preview: fopen failed" );
337 fread( buf1, title->width * title->height * 3 / 2, 1, file );
340 context = img_resample_full_init(
341 job->width, job->height, title->width, title->height,
342 job->crop[0], job->crop[1], job->crop[2], job->crop[3],
345 if( job->deinterlace )
347 avpicture_deinterlace( &pic2, &pic1, PIX_FMT_YUV420P,
348 title->width, title->height );
349 img_resample( context, &pic3, &pic2 );
353 img_resample( context, &pic3, &pic1 );
355 img_convert( &pic4, PIX_FMT_RGBA32, &pic3, PIX_FMT_YUV420P,
356 job->width, job->height );
358 /* Gray background */
359 p32 = (uint32_t *) buffer;
360 for( i = 0; i < ( title->width + 2 ) * ( title->height + 2 ); i++ )
365 /* Draw the picture, centered, and draw the cropping zone */
366 pen = buffer + ( title->height - job->height ) *
367 ( title->width + 2 ) * 2 + ( title->width - job->width ) * 2;
368 memset( pen, 0xFF, 4 * ( job->width + 2 ) );
369 pen += 4 * ( title->width + 2 );
370 for( i = 0; i < job->height; i++ )
373 nextLine = pen + 4 * ( title->width + 2 );
374 memset( pen, 0xFF, 4 );
376 memcpy( pen, buf4 + 4 * job->width * i, 4 * job->width );
377 pen += 4 * job->width;
378 memset( pen, 0xFF, 4 );
381 memset( pen, 0xFF, 4 * ( job->width + 2 ) );
390 * Calculates job width, height, and cropping parameters.
391 * @param job Handle to hb_job_t.
392 * @param aspect Desired aspect ratio. Value of -1 uses title aspect.
393 * @param pixels Maximum desired pixel count.
395 void hb_set_size( hb_job_t * job, int aspect, int pixels )
397 hb_title_t * title = job->title;
399 int croppedWidth = title->width - title->crop[2] - title->crop[3];
400 int croppedHeight = title->height - title->crop[0] - title->crop[1];
401 int croppedAspect = title->aspect * title->height * croppedWidth /
402 croppedHeight / title->width;
408 /* Keep the best possible aspect ratio */
409 aspect = croppedAspect;
412 /* Crop if necessary to obtain the desired ratio */
413 memcpy( job->crop, title->crop, 4 * sizeof( int ) );
414 if( aspect < croppedAspect )
416 /* Need to crop on the left and right */
417 addCrop = croppedWidth - aspect * croppedHeight * title->width /
418 title->aspect / title->height;
421 addCrop = ( addCrop + 1 ) / 2;
422 job->crop[2] += addCrop;
423 job->crop[3] += addCrop;
425 else if( addCrop & 2 )
428 job->crop[2] += addCrop - 1;
429 job->crop[3] += addCrop + 1;
434 job->crop[2] += addCrop;
435 job->crop[3] += addCrop;
438 else if( aspect > croppedAspect )
440 /* Need to crop on the top and bottom */
441 addCrop = croppedHeight - croppedWidth * title->aspect *
442 title->height / aspect / title->width;
445 addCrop = ( addCrop + 1 ) / 2;
446 job->crop[0] += addCrop;
447 job->crop[1] += addCrop;
449 else if( addCrop & 2 )
452 job->crop[0] += addCrop - 1;
453 job->crop[1] += addCrop + 1;
458 job->crop[0] += addCrop;
459 job->crop[1] += addCrop;
463 /* Compute a resolution from the number of pixels and aspect */
467 h = MULTIPLE_16( w * HB_ASPECT_BASE / aspect );
475 job->height = MULTIPLE_16( 16 * i * HB_ASPECT_BASE / aspect );
479 * Returns the number of jobs in the queue.
480 * @param h Handle to hb_handle_t.
481 * @return Number of jobs.
483 int hb_count( hb_handle_t * h )
485 return hb_list_count( h->jobs );
489 * Returns handle to job at index i within the job list.
490 * @param h Handle to hb_handle_t.
491 * @param i Index of job.
492 * @returns Handle to hb_job_t of desired job.
494 hb_job_t * hb_job( hb_handle_t * h, int i )
496 return hb_list_item( h->jobs, i );
500 * Adds a job to the job list.
501 * @param h Handle to hb_handle_t.
502 * @param job Handle to hb_job_t.
504 void hb_add( hb_handle_t * h, hb_job_t * job )
507 hb_title_t * title, * title_copy;
508 hb_chapter_t * chapter, * chapter_copy;
509 hb_audio_t * audio, * audio_copy;
510 hb_subtitle_t * subtitle, * subtitle_copy;
515 title_copy = malloc( sizeof( hb_title_t ) );
516 memcpy( title_copy, title, sizeof( hb_title_t ) );
518 title_copy->list_chapter = hb_list_init();
519 for( i = 0; i < hb_list_count( title->list_chapter ); i++ )
521 chapter = hb_list_item( title->list_chapter, i );
522 chapter_copy = malloc( sizeof( hb_chapter_t ) );
523 memcpy( chapter_copy, chapter, sizeof( hb_chapter_t ) );
524 hb_list_add( title_copy->list_chapter, chapter_copy );
527 /* Copy the audio track(s) we want */
528 title_copy->list_audio = hb_list_init();
530 /* Do nothing about audio during first pass */
533 for( i = 0; i < 8; i++ )
535 if( job->audios[i] < 0 )
539 if( ( audio = hb_list_item( title->list_audio, job->audios[i] ) ) )
541 audio_copy = malloc( sizeof( hb_audio_t ) );
542 memcpy( audio_copy, audio, sizeof( hb_audio_t ) );
543 hb_list_add( title_copy->list_audio, audio_copy );
548 /* Copy the subtitle we want (or not) */
549 title_copy->list_subtitle = hb_list_init();
550 if( ( subtitle = hb_list_item( title->list_subtitle, job->subtitle ) ) )
552 subtitle_copy = malloc( sizeof( hb_subtitle_t ) );
553 memcpy( subtitle_copy, subtitle, sizeof( hb_subtitle_t ) );
554 hb_list_add( title_copy->list_subtitle, subtitle_copy );
558 job_copy = calloc( sizeof( hb_job_t ), 1 );
559 memcpy( job_copy, job, sizeof( hb_job_t ) );
560 title_copy->job = job_copy;
561 job_copy->title = title_copy;
562 job_copy->file = strdup( job->file );
564 job_copy->pause = h->pause_lock;
566 /* Add the job to the list */
567 hb_list_add( h->jobs, job_copy );
571 * Removes a job from the job list.
572 * @param h Handle to hb_handle_t.
573 * @param job Handle to hb_job_t.
575 void hb_rem( hb_handle_t * h, hb_job_t * job )
577 hb_list_rem( h->jobs, job );
579 /* XXX free everything XXX */
583 * Starts the conversion process.
584 * Sets state to HB_STATE_WORKING.
585 * calls hb_work_init, to launch work thread. Stores handle to work thread.
586 * @param h Handle to hb_handle_t.
588 void hb_start( hb_handle_t * h )
591 h->job_count = hb_list_count( h->jobs );
593 hb_lock( h->state_lock );
594 h->state.state = HB_STATE_WORKING;
595 #define p h->state.param.working
598 p.job_count = h->job_count;
605 hb_unlock( h->state_lock );
610 h->work_thread = hb_work_init( h->jobs, h->cpu_count,
611 &h->work_die, &h->work_error );
615 * Pauses the conversion process.
616 * @param h Handle to hb_handle_t.
618 void hb_pause( hb_handle_t * h )
622 hb_lock( h->pause_lock );
625 hb_lock( h->state_lock );
626 h->state.state = HB_STATE_PAUSED;
627 hb_unlock( h->state_lock );
632 * Resumes the conversion process.
633 * @param h Handle to hb_handle_t.
635 void hb_resume( hb_handle_t * h )
639 hb_unlock( h->pause_lock );
645 * Stops the conversion process.
646 * @param h Handle to hb_handle_t.
648 void hb_stop( hb_handle_t * h )
656 * Returns the state of the conversion process.
657 * @param h Handle to hb_handle_t.
658 * @param s Handle to hb_state_t which to copy the state data.
660 void hb_get_state( hb_handle_t * h, hb_state_t * s )
662 hb_lock( h->state_lock );
664 memcpy( s, &h->state, sizeof( hb_state_t ) );
665 h->state.state = HB_STATE_IDLE;
667 hb_unlock( h->state_lock );
671 * Closes access to libhb by freeing the hb_handle_t handle ontained in hb_init_real.
672 * @param _h Pointer to handle to hb_handle_t.
674 void hb_close( hb_handle_t ** _h )
676 hb_handle_t * h = *_h;
680 hb_thread_close( &h->main_thread );
682 while( ( title = hb_list_item( h->list_title, 0 ) ) )
684 hb_list_rem( h->list_title, title );
686 hb_title_close( &title );
688 hb_list_close( &h->list_title );
690 hb_list_close( &h->jobs );
691 hb_lock_close( &h->state_lock );
692 hb_lock_close( &h->pause_lock );
698 * Monitors the state of the update, scan, and work threads.
699 * Sets scan done state when scan thread exits.
700 * Sets work done state when work thread exits.
701 * @param _h Handle to hb_handle_t
703 static void thread_func( void * _h )
705 hb_handle_t * h = (hb_handle_t *) _h;
708 struct dirent * entry;
712 /* Create folder for temporary files */
713 memset( dirname, 0, 1024 );
714 hb_get_tempory_directory( h, dirname );
720 /* In case the check_update thread hangs, it'll die sooner or
721 later. Then, we join it here */
722 if( h->update_thread &&
723 hb_thread_has_exited( h->update_thread ) )
725 hb_thread_close( &h->update_thread );
728 /* Check if the scan thread is done */
729 if( h->scan_thread &&
730 hb_thread_has_exited( h->scan_thread ) )
732 hb_thread_close( &h->scan_thread );
734 hb_log( "libhb: scan thread found %d valid title(s)",
735 hb_list_count( h->list_title ) );
736 hb_lock( h->state_lock );
737 h->state.state = HB_STATE_SCANDONE;
738 hb_unlock( h->state_lock );
741 /* Check if the work thread is done */
742 if( h->work_thread &&
743 hb_thread_has_exited( h->work_thread ) )
745 hb_thread_close( &h->work_thread );
747 hb_log( "libhb: work result = %d",
749 hb_lock( h->state_lock );
750 h->state.state = HB_STATE_WORKDONE;
751 h->state.param.workdone.error = h->work_error;
752 hb_unlock( h->state_lock );
761 hb_thread_close( &h->work_thread );
764 /* Remove temp folder */
765 dir = opendir( dirname );
766 while( ( entry = readdir( dir ) ) )
769 if( entry->d_name[0] == '.' )
773 memset( filename, 0, 1024 );
774 snprintf( filename, 1023, "%s/%s", dirname, entry->d_name );
783 * @param h Handle to hb_handle_t
785 int hb_get_pid( hb_handle_t * h )
791 * Sets the current state.
792 * @param h Handle to hb_handle_t
793 * @param s Handle to new hb_state_t
795 void hb_set_state( hb_handle_t * h, hb_state_t * s )
797 hb_lock( h->pause_lock );
798 hb_lock( h->state_lock );
799 memcpy( &h->state, s, sizeof( hb_state_t ) );
800 if( h->state.state == HB_STATE_WORKING )
803 h->state.param.working.job_cur =
804 h->job_count - hb_list_count( h->jobs );
805 h->state.param.working.job_count = h->job_count;
807 hb_unlock( h->state_lock );
808 hb_unlock( h->pause_lock );