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 );
117 av_register_codec_parser( &mpegaudio_parser);
119 /* Start library thread */
120 hb_log( "hb_init: starting libhb thread" );
122 h->main_thread = hb_thread_init( "libhb", thread_func, h,
123 HB_NORMAL_PRIORITY );
129 * libhb initialization routine.
130 * This version is to use when calling the dylib, the macro hb_init isn't available from a dylib call!
131 * @param verbose HB_DEBUG_NONE or HB_DEBUG_ALL.
132 * @param update_check signals libhb to check for updated version from HandBrake website.
133 * @return Handle to hb_handle_t for use on all subsequent calls to libhb.
135 hb_handle_t * hb_init_dl( int verbose, int update_check )
137 hb_handle_t * h = calloc( sizeof( hb_handle_t ), 1 );
140 /* See hb_log() in common.c */
141 if( verbose > HB_DEBUG_NONE )
143 putenv( "HB_DEBUG=1" );
144 av_log_set_level(AV_LOG_DEBUG);
147 /* Check for an update on the website if asked to */
152 hb_log( "hb_init: checking for updates" );
153 date = hb_get_date();
154 h->update_thread = hb_update_init( &h->build, h->version );
158 if( hb_thread_has_exited( h->update_thread ) )
160 /* Immediate success or failure */
161 hb_thread_close( &h->update_thread );
164 if( hb_get_date() > date + 1000 )
166 /* Still nothing after one second. Connection problem,
167 let the thread die */
168 hb_log( "hb_init: connection problem, not waiting for "
176 /* CPU count detection */
177 hb_log( "hb_init: checking cpu count" );
178 h->cpu_count = hb_get_cpu_count();
180 h->list_title = hb_list_init();
181 h->jobs = hb_list_init();
183 h->state_lock = hb_lock_init();
184 h->state.state = HB_STATE_IDLE;
186 h->pause_lock = hb_lock_init();
190 register_avcodec( &mpeg4_encoder );
191 register_avcodec( &mp2_decoder );
192 register_avcodec( &ac3_encoder );
194 /* Start library thread */
195 hb_log( "hb_init: starting libhb thread" );
197 h->main_thread = hb_thread_init( "libhb", thread_func, h,
198 HB_NORMAL_PRIORITY );
200 hb_register( &hb_sync );
201 hb_register( &hb_decmpeg2 );
202 hb_register( &hb_decsub );
203 hb_register( &hb_render );
204 hb_register( &hb_encavcodec );
205 hb_register( &hb_encxvid );
206 hb_register( &hb_encx264 );
207 hb_register( &hb_deca52 );
208 hb_register( &hb_decdca );
209 hb_register( &hb_decavcodec );
210 hb_register( &hb_declpcm );
211 hb_register( &hb_encfaac );
212 hb_register( &hb_enclame );
213 hb_register( &hb_encvorbis );
220 * Returns current version of libhb.
221 * @param h Handle to hb_handle_t.
222 * @return character array of version number.
224 char * hb_get_version( hb_handle_t * h )
230 * Returns current build of libhb.
231 * @param h Handle to hb_handle_t.
232 * @return character array of build number.
234 int hb_get_build( hb_handle_t * h )
240 * Checks for needed update.
241 * @param h Handle to hb_handle_t.
242 * @param version Pointer to handle where version will be copied.
243 * @return update indicator.
245 int hb_check_update( hb_handle_t * h, char ** version )
247 *version = ( h->build < 0 ) ? NULL : h->version;
252 * Sets the cpu count to the desired value.
253 * @param h Handle to hb_handle_t
254 * @param cpu_count Number of CPUs to use.
256 void hb_set_cpu_count( hb_handle_t * h, int cpu_count )
258 cpu_count = MAX( 1, cpu_count );
259 cpu_count = MIN( cpu_count, 8 );
260 h->cpu_count = cpu_count;
264 * Initializes a scan of the by calling hb_scan_init
265 * @param h Handle to hb_handle_t
266 * @param path location of VIDEO_TS folder.
267 * @param title_index Desired title to scan. 0 for all titles.
269 void hb_scan( hb_handle_t * h, const char * path, int title_index )
273 /* Clean up from previous scan */
274 while( ( title = hb_list_item( h->list_title, 0 ) ) )
276 hb_list_rem( h->list_title, title );
277 hb_title_close( &title );
280 hb_log( "hb_scan: path=%s, title_index=%d", path, title_index );
281 h->scan_thread = hb_scan_init( h, path, title_index, h->list_title );
285 * Returns the list of titles found.
286 * @param h Handle to hb_handle_t
287 * @return Handle to hb_list_t of the title list.
289 hb_list_t * hb_get_titles( hb_handle_t * h )
291 return h->list_title;
295 * Create preview image of desired title a index of picture.
296 * @param h Handle to hb_handle_t.
297 * @param title Handle to hb_title_t of desired title.
298 * @param picture Index in title.
299 * @param buffer Handle to buufer were inage will be drawn.
301 void hb_get_preview( hb_handle_t * h, hb_title_t * title, int picture,
304 hb_job_t * job = title->job;
307 uint8_t * buf1, * buf2, * buf3, * buf4, * pen;
309 AVPicture pic1, pic2, pic3, pic4;
310 ImgReSampleContext * context;
313 buf1 = malloc( title->width * title->height * 3 / 2 );
314 buf2 = malloc( title->width * title->height * 3 / 2 );
315 buf3 = malloc( title->width * title->height * 3 / 2 );
316 buf4 = malloc( title->width * title->height * 4 );
317 avpicture_fill( &pic1, buf1, PIX_FMT_YUV420P,
318 title->width, title->height );
319 avpicture_fill( &pic2, buf2, PIX_FMT_YUV420P,
320 title->width, title->height );
321 avpicture_fill( &pic3, buf3, PIX_FMT_YUV420P,
322 job->width, job->height );
323 avpicture_fill( &pic4, buf4, PIX_FMT_RGBA32,
324 job->width, job->height );
326 memset( filename, 0, 1024 );
328 hb_get_tempory_filename( h, filename, "%x%d",
329 (intptr_t) title, picture );
331 file = fopen( filename, "r" );
334 hb_log( "hb_get_preview: fopen failed" );
338 fread( buf1, title->width * title->height * 3 / 2, 1, file );
341 context = img_resample_full_init(
342 job->width, job->height, title->width, title->height,
343 job->crop[0], job->crop[1], job->crop[2], job->crop[3],
346 if( job->deinterlace )
348 avpicture_deinterlace( &pic2, &pic1, PIX_FMT_YUV420P,
349 title->width, title->height );
350 img_resample( context, &pic3, &pic2 );
354 img_resample( context, &pic3, &pic1 );
356 img_convert( &pic4, PIX_FMT_RGBA32, &pic3, PIX_FMT_YUV420P,
357 job->width, job->height );
359 /* Gray background */
360 p32 = (uint32_t *) buffer;
361 for( i = 0; i < ( title->width + 2 ) * ( title->height + 2 ); i++ )
366 /* Draw the picture, centered, and draw the cropping zone */
367 pen = buffer + ( title->height - job->height ) *
368 ( title->width + 2 ) * 2 + ( title->width - job->width ) * 2;
369 memset( pen, 0xFF, 4 * ( job->width + 2 ) );
370 pen += 4 * ( title->width + 2 );
371 for( i = 0; i < job->height; i++ )
374 nextLine = pen + 4 * ( title->width + 2 );
375 memset( pen, 0xFF, 4 );
377 memcpy( pen, buf4 + 4 * job->width * i, 4 * job->width );
378 pen += 4 * job->width;
379 memset( pen, 0xFF, 4 );
382 memset( pen, 0xFF, 4 * ( job->width + 2 ) );
391 * Calculates job width, height, and cropping parameters.
392 * @param job Handle to hb_job_t.
393 * @param aspect Desired aspect ratio. Value of -1 uses title aspect.
394 * @param pixels Maximum desired pixel count.
396 void hb_set_size( hb_job_t * job, int aspect, int pixels )
398 hb_title_t * title = job->title;
400 int croppedWidth = title->width - title->crop[2] - title->crop[3];
401 int croppedHeight = title->height - title->crop[0] - title->crop[1];
402 int croppedAspect = title->aspect * title->height * croppedWidth /
403 croppedHeight / title->width;
409 /* Keep the best possible aspect ratio */
410 aspect = croppedAspect;
413 /* Crop if necessary to obtain the desired ratio */
414 memcpy( job->crop, title->crop, 4 * sizeof( int ) );
415 if( aspect < croppedAspect )
417 /* Need to crop on the left and right */
418 addCrop = croppedWidth - aspect * croppedHeight * title->width /
419 title->aspect / title->height;
422 addCrop = ( addCrop + 1 ) / 2;
423 job->crop[2] += addCrop;
424 job->crop[3] += addCrop;
426 else if( addCrop & 2 )
429 job->crop[2] += addCrop - 1;
430 job->crop[3] += addCrop + 1;
435 job->crop[2] += addCrop;
436 job->crop[3] += addCrop;
439 else if( aspect > croppedAspect )
441 /* Need to crop on the top and bottom */
442 addCrop = croppedHeight - croppedWidth * title->aspect *
443 title->height / aspect / title->width;
446 addCrop = ( addCrop + 1 ) / 2;
447 job->crop[0] += addCrop;
448 job->crop[1] += addCrop;
450 else if( addCrop & 2 )
453 job->crop[0] += addCrop - 1;
454 job->crop[1] += addCrop + 1;
459 job->crop[0] += addCrop;
460 job->crop[1] += addCrop;
464 /* Compute a resolution from the number of pixels and aspect */
468 h = MULTIPLE_16( w * HB_ASPECT_BASE / aspect );
476 job->height = MULTIPLE_16( 16 * i * HB_ASPECT_BASE / aspect );
480 * Returns the number of jobs in the queue.
481 * @param h Handle to hb_handle_t.
482 * @return Number of jobs.
484 int hb_count( hb_handle_t * h )
486 return hb_list_count( h->jobs );
490 * Returns handle to job at index i within the job list.
491 * @param h Handle to hb_handle_t.
492 * @param i Index of job.
493 * @returns Handle to hb_job_t of desired job.
495 hb_job_t * hb_job( hb_handle_t * h, int i )
497 return hb_list_item( h->jobs, i );
501 * Adds a job to the job list.
502 * @param h Handle to hb_handle_t.
503 * @param job Handle to hb_job_t.
505 void hb_add( hb_handle_t * h, hb_job_t * job )
508 hb_title_t * title, * title_copy;
509 hb_chapter_t * chapter, * chapter_copy;
510 hb_audio_t * audio, * audio_copy;
511 hb_subtitle_t * subtitle, * subtitle_copy;
516 title_copy = malloc( sizeof( hb_title_t ) );
517 memcpy( title_copy, title, sizeof( hb_title_t ) );
519 title_copy->list_chapter = hb_list_init();
520 for( i = 0; i < hb_list_count( title->list_chapter ); i++ )
522 chapter = hb_list_item( title->list_chapter, i );
523 chapter_copy = malloc( sizeof( hb_chapter_t ) );
524 memcpy( chapter_copy, chapter, sizeof( hb_chapter_t ) );
525 hb_list_add( title_copy->list_chapter, chapter_copy );
528 /* Copy the audio track(s) we want */
529 title_copy->list_audio = hb_list_init();
531 /* Do nothing about audio during first pass */
534 for( i = 0; i < 8; i++ )
536 if( job->audios[i] < 0 )
540 if( ( audio = hb_list_item( title->list_audio, job->audios[i] ) ) )
542 audio_copy = malloc( sizeof( hb_audio_t ) );
543 memcpy( audio_copy, audio, sizeof( hb_audio_t ) );
544 hb_list_add( title_copy->list_audio, audio_copy );
549 /* Copy the subtitle we want (or not) */
550 title_copy->list_subtitle = hb_list_init();
551 if( ( subtitle = hb_list_item( title->list_subtitle, job->subtitle ) ) )
553 subtitle_copy = malloc( sizeof( hb_subtitle_t ) );
554 memcpy( subtitle_copy, subtitle, sizeof( hb_subtitle_t ) );
555 hb_list_add( title_copy->list_subtitle, subtitle_copy );
559 job_copy = calloc( sizeof( hb_job_t ), 1 );
560 memcpy( job_copy, job, sizeof( hb_job_t ) );
561 title_copy->job = job_copy;
562 job_copy->title = title_copy;
563 job_copy->file = strdup( job->file );
565 job_copy->pause = h->pause_lock;
567 /* Add the job to the list */
568 hb_list_add( h->jobs, job_copy );
572 * Removes a job from the job list.
573 * @param h Handle to hb_handle_t.
574 * @param job Handle to hb_job_t.
576 void hb_rem( hb_handle_t * h, hb_job_t * job )
578 hb_list_rem( h->jobs, job );
580 /* XXX free everything XXX */
584 * Starts the conversion process.
585 * Sets state to HB_STATE_WORKING.
586 * calls hb_work_init, to launch work thread. Stores handle to work thread.
587 * @param h Handle to hb_handle_t.
589 void hb_start( hb_handle_t * h )
592 h->job_count = hb_list_count( h->jobs );
594 hb_lock( h->state_lock );
595 h->state.state = HB_STATE_WORKING;
596 #define p h->state.param.working
599 p.job_count = h->job_count;
606 hb_unlock( h->state_lock );
611 h->work_thread = hb_work_init( h->jobs, h->cpu_count,
612 &h->work_die, &h->work_error );
616 * Pauses the conversion process.
617 * @param h Handle to hb_handle_t.
619 void hb_pause( hb_handle_t * h )
623 hb_lock( h->pause_lock );
626 hb_lock( h->state_lock );
627 h->state.state = HB_STATE_PAUSED;
628 hb_unlock( h->state_lock );
633 * Resumes the conversion process.
634 * @param h Handle to hb_handle_t.
636 void hb_resume( hb_handle_t * h )
640 hb_unlock( h->pause_lock );
646 * Stops the conversion process.
647 * @param h Handle to hb_handle_t.
649 void hb_stop( hb_handle_t * h )
657 * Returns the state of the conversion process.
658 * @param h Handle to hb_handle_t.
659 * @param s Handle to hb_state_t which to copy the state data.
661 void hb_get_state( hb_handle_t * h, hb_state_t * s )
663 hb_lock( h->state_lock );
665 memcpy( s, &h->state, sizeof( hb_state_t ) );
666 h->state.state = HB_STATE_IDLE;
668 hb_unlock( h->state_lock );
672 * Closes access to libhb by freeing the hb_handle_t handle ontained in hb_init_real.
673 * @param _h Pointer to handle to hb_handle_t.
675 void hb_close( hb_handle_t ** _h )
677 hb_handle_t * h = *_h;
681 hb_thread_close( &h->main_thread );
683 while( ( title = hb_list_item( h->list_title, 0 ) ) )
685 hb_list_rem( h->list_title, title );
687 hb_title_close( &title );
689 hb_list_close( &h->list_title );
691 hb_list_close( &h->jobs );
692 hb_lock_close( &h->state_lock );
693 hb_lock_close( &h->pause_lock );
699 * Monitors the state of the update, scan, and work threads.
700 * Sets scan done state when scan thread exits.
701 * Sets work done state when work thread exits.
702 * @param _h Handle to hb_handle_t
704 static void thread_func( void * _h )
706 hb_handle_t * h = (hb_handle_t *) _h;
709 struct dirent * entry;
713 /* Create folder for temporary files */
714 memset( dirname, 0, 1024 );
715 hb_get_tempory_directory( h, dirname );
721 /* In case the check_update thread hangs, it'll die sooner or
722 later. Then, we join it here */
723 if( h->update_thread &&
724 hb_thread_has_exited( h->update_thread ) )
726 hb_thread_close( &h->update_thread );
729 /* Check if the scan thread is done */
730 if( h->scan_thread &&
731 hb_thread_has_exited( h->scan_thread ) )
733 hb_thread_close( &h->scan_thread );
735 hb_log( "libhb: scan thread found %d valid title(s)",
736 hb_list_count( h->list_title ) );
737 hb_lock( h->state_lock );
738 h->state.state = HB_STATE_SCANDONE;
739 hb_unlock( h->state_lock );
742 /* Check if the work thread is done */
743 if( h->work_thread &&
744 hb_thread_has_exited( h->work_thread ) )
746 hb_thread_close( &h->work_thread );
748 hb_log( "libhb: work result = %d",
750 hb_lock( h->state_lock );
751 h->state.state = HB_STATE_WORKDONE;
752 h->state.param.workdone.error = h->work_error;
753 hb_unlock( h->state_lock );
762 hb_thread_close( &h->work_thread );
765 /* Remove temp folder */
766 dir = opendir( dirname );
767 while( ( entry = readdir( dir ) ) )
770 if( entry->d_name[0] == '.' )
774 memset( filename, 0, 1024 );
775 snprintf( filename, 1023, "%s/%s", dirname, entry->d_name );
784 * @param h Handle to hb_handle_t
786 int hb_get_pid( hb_handle_t * h )
792 * Sets the current state.
793 * @param h Handle to hb_handle_t
794 * @param s Handle to new hb_state_t
796 void hb_set_state( hb_handle_t * h, hb_state_t * s )
798 hb_lock( h->pause_lock );
799 hb_lock( h->state_lock );
800 memcpy( &h->state, s, sizeof( hb_state_t ) );
801 if( h->state.state == HB_STATE_WORKING )
804 h->state.param.working.job_cur =
805 h->job_count - hb_list_count( h->jobs );
806 h->state.param.working.job_count = h->job_count;
808 hb_unlock( h->state_lock );
809 hb_unlock( h->pause_lock );