4 * Copyright (C) 1997-2014 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 #include "bcsignals.h"
28 #include "condition.h"
31 #include "edlsession.h"
33 #include "framecache.h"
36 #include "mwindowgui.h"
37 #include "renderengine.h"
38 #include "resourcethread.h"
39 #include "resourcepixmap.h"
41 #include "timelinepane.h"
42 #include "trackcanvas.h"
43 #include "transportque.h"
46 #include "wavecache.h"
51 ResourceThreadItem::ResourceThreadItem(ResourcePixmap *pixmap,
57 this->pane_number = pane_number;
58 this->data_type = data_type;
59 this->pixmap = pixmap;
60 this->indexable = indexable;
62 // Assets are garbage collected so they don't need to be replicated.
63 this->operation_count = operation_count;
64 indexable->Garbage::add_user();
68 ResourceThreadItem::~ResourceThreadItem()
70 indexable->Garbage::remove_user();
79 VResourceThreadItem::VResourceThreadItem(ResourcePixmap *pixmap,
90 : ResourceThreadItem(pixmap,
96 this->picon_x = picon_x;
97 this->picon_y = picon_y;
98 this->picon_w = picon_w;
99 this->picon_h = picon_h;
100 this->frame_rate = frame_rate;
101 this->position = position;
105 VResourceThreadItem::~VResourceThreadItem()
116 AResourceThreadItem::AResourceThreadItem(ResourcePixmap *pixmap,
118 Indexable *indexable,
124 : ResourceThreadItem(pixmap,
131 this->channel = channel;
136 AResourceThreadItem::~AResourceThreadItem()
156 ResourceThread::ResourceThread(MWindow *mwindow, MWindowGUI *gui)
159 //printf("ResourceThread::ResourceThread %d %p\n", __LINE__, this);
160 this->mwindow = mwindow;
166 draw_lock = new Condition(0, "ResourceThread::draw_lock", 0);
167 item_lock = new Mutex("ResourceThread::item_lock");
169 for(int i = 0; i < MAXCHANNELS; i++)
177 render_engine_id = -1;
185 ResourceThread::~ResourceThread()
193 for(int i = 0; i < MAXCHANNELS; i++)
194 delete temp_buffer[i];
196 delete render_engine;
197 if( audio_asset ) audio_asset->remove_user();
198 if( video_asset ) video_asset->remove_user();
201 void ResourceThread::create_objects()
207 void ResourceThread::add_picon(ResourcePixmap *pixmap,
216 Indexable *indexable)
218 item_lock->lock("ResourceThread::item_lock");
220 items.append(new VResourceThreadItem(pixmap,
234 void ResourceThread::add_wave(ResourcePixmap *pixmap,
236 Indexable *indexable,
239 int64_t source_start,
242 item_lock->lock("ResourceThread::item_lock");
244 items.append(new AResourceThreadItem(pixmap,
265 void ResourceThread::stop_draw(int reset)
270 item_lock->lock("ResourceThread::stop_draw");
272 //printf("ResourceThread::stop_draw %d %d\n", __LINE__, reset);
273 //BC_Signals::dump_stack();
275 items.remove_all_objects();
285 void ResourceThread::start_draw()
288 // Tag last audio item to cause refresh.
290 while( --i>=0 && items[i]->data_type!=TRACK_AUDIO );
291 if( i >= 0 ) items[i]->last = 1;
296 void ResourceThread::run()
301 draw_lock->lock("ResourceThread::run");
305 item_lock->lock("ResourceThread::run");
306 int total_items = items.size();
307 ResourceThreadItem *item = 0;
311 items.remove_number(0);
314 //printf("ResourceThread::run %d %d\n", __LINE__, items.size());
315 if(!total_items) break;
317 switch( item->data_type ) {
319 do_video((VResourceThreadItem*)item);
322 do_audio((AResourceThreadItem*)item);
331 mwindow->age_caches();
335 void ResourceThread::stop()
346 void ResourceThread::open_render_engine(EDL *nested_edl,
350 if(render_engine && render_engine_id != nested_edl->id)
352 delete render_engine;
358 TransportCommand command;
360 command.command = NORMAL_FWD;
362 command.command = CURRENT_FRAME;
363 command.get_edl()->copy_all(nested_edl);
364 command.change_type = CHANGE_ALL;
365 command.realtime = 0;
366 render_engine = new RenderEngine(0,
367 mwindow->preferences, 0, 0);
368 render_engine_id = nested_edl->id;
369 render_engine->set_vcache(mwindow->video_cache);
370 render_engine->set_acache(mwindow->audio_cache);
371 render_engine->arm_command(&command);
375 File *ResourceThread::get_audio_source(Asset *asset)
377 if( interrupted ) asset = 0;
379 if( audio_asset && audio_asset != asset && (!asset ||
380 strcmp(audio_asset->path, asset->path)) )
382 mwindow->audio_cache->check_in(audio_asset);
384 audio_asset->remove_user();
388 if( !audio_asset && asset )
391 audio_asset->add_user();
392 audio_source = mwindow->audio_cache->check_out(asset, mwindow->edl);
397 File *ResourceThread::get_video_source(Asset *asset)
399 if( interrupted ) asset = 0;
401 if( video_asset && video_asset != asset && (!asset ||
402 strcmp(video_asset->path, asset->path)) )
404 mwindow->video_cache->check_in(video_asset);
406 video_asset->remove_user();
410 if( !video_asset && asset )
413 video_asset->add_user();
414 video_source = mwindow->video_cache->check_out(asset, mwindow->edl);
419 void ResourceThread::do_video(VResourceThreadItem *item)
424 int source_cmodel = -1;
426 if(item->indexable->is_asset)
428 Asset *asset = (Asset*)item->indexable;
429 source_w = asset->width;
430 source_h = asset->height;
431 source_id = asset->id;
432 source_cmodel = BC_RGB888;
436 EDL *nested_edl = (EDL*)item->indexable;
437 source_w = nested_edl->session->output_w;
438 source_h = nested_edl->session->output_h;
439 source_id = nested_edl->id;
440 source_cmodel = nested_edl->session->color_model;
444 (temp_picon->get_w() != source_w ||
445 temp_picon->get_h() != source_h ||
446 temp_picon->get_color_model() != source_cmodel))
454 temp_picon = new VFrame(0, -1, source_w, source_h, source_cmodel, -1);
457 // Get temporary to copy cached frame to
459 (temp_picon2->get_w() != item->picon_w ||
460 temp_picon2->get_h() != item->picon_h))
468 temp_picon2 = new VFrame( item->picon_w, item->picon_h, BC_RGB888, 0);
473 // Search frame cache again.
475 VFrame *picon_frame = 0;
476 int need_conversion = 0;
480 picon_frame = mwindow->frame_cache->get_frame_ptr(item->position,
481 item->layer, item->frame_rate, BC_RGB888,
482 item->picon_w, item->picon_h, source_id);
483 //printf("search cache %ld,%d,%f,%dx%d,%d = %p\n",
484 // item->position, item->layer, item->frame_rate,
485 // item->picon_w, item->picon_h, source_id, picon_frame);
487 temp_picon2->copy_from(picon_frame);
488 // Unlock the get_frame_ptr command
489 mwindow->frame_cache->unlock();
492 if(!item->indexable->is_asset)
494 nested_edl = (EDL*)item->indexable;
495 open_render_engine(nested_edl, 0, 1);
497 int64_t source_position = (int64_t)(item->position *
498 nested_edl->session->frame_rate /
500 if(render_engine->vrender)
501 render_engine->vrender->process_buffer(
510 asset = (Asset*)item->indexable;
511 File *source = get_video_source(asset);
515 source->set_layer(item->layer);
516 int64_t normalized_position = (int64_t)(item->position *
519 source->set_video_position(normalized_position,
522 source->read_frame(temp_picon);
529 picon_frame = new VFrame(item->picon_w, item->picon_h, BC_RGB888, 0);
530 BC_CModels::transfer(picon_frame->get_rows(), temp_picon->get_rows(),
532 0, 0, temp_picon->get_w(), temp_picon->get_h(),
533 0, 0, picon_frame->get_w(), picon_frame->get_h(),
534 source_cmodel, BC_RGB888, 0,
535 temp_picon->get_bytes_per_line(),
536 picon_frame->get_bytes_per_line());
537 temp_picon2->copy_from(picon_frame);
538 mwindow->frame_cache->put_frame(picon_frame, item->position, item->layer,
539 mwindow->edl->session->frame_rate, 0, item->indexable);
547 mwindow->gui->lock_window("ResourceThread::do_video");
549 // It was interrupted while waiting.
552 mwindow->gui->unlock_window();
558 // Test for pixmap existence first
559 if(item->operation_count == operation_count)
561 ArrayList<ResourcePixmap*> &resource_pixmaps = gui->resource_pixmaps;
562 int i = resource_pixmaps.total;
563 while( --i >= 0 && resource_pixmaps[i] != item->pixmap );
565 item->pixmap->draw_vframe(temp_picon2,
573 mwindow->gui->update(0, IGNORE_THREAD, 0, 0, 0, 0, 0);
577 mwindow->gui->unlock_window();
581 #define BUFFERSIZE 65536
582 void ResourceThread::do_audio(AResourceThreadItem *item)
585 WaveCacheItem *wave_item;
589 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
590 if((wave_item = mwindow->wave_cache->get_wave(item->indexable->id,
591 item->channel, item->start, item->end)))
593 high = wave_item->high;
594 low = wave_item->low;
595 mwindow->wave_cache->unlock();
599 int first_sample = 1;
600 int64_t start = item->start;
601 int64_t end = item->end;
602 if(start == end) end = start + 1;
603 double *buffer_samples = !audio_buffer ? 0 :
604 audio_buffer->get_data();
606 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
607 for(int64_t sample = start; sample < end; sample++)
610 // Get value from previous buffer
612 item->channel == audio_channel &&
613 item->indexable->id == audio_asset_id &&
614 sample >= audio_start &&
615 sample < audio_start + audio_samples)
623 audio_buffer = new Samples(BUFFERSIZE);
624 buffer_samples = audio_buffer->get_data();
627 int64_t total_samples = item->indexable->get_audio_samples();
628 int fragment = BUFFERSIZE;
629 if(fragment + sample > total_samples)
630 fragment = total_samples - sample;
632 if(!item->indexable->is_asset)
634 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
635 open_render_engine((EDL*)item->indexable, 1, 0);
636 if(debug) printf("ResourceThread::do_audio %d %p\n", __LINE__, render_engine);
637 if(render_engine->arender)
639 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
640 int source_channels = item->indexable->get_audio_channels();
641 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
642 for(int i = 0; i < MAXCHANNELS; i++)
644 if(i < source_channels &&
647 temp_buffer[i] = new Samples(BUFFERSIZE);
650 if(i >= source_channels &&
653 delete temp_buffer[i];
659 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
660 render_engine->arender->process_buffer(
664 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
665 memcpy(buffer_samples,
666 temp_buffer[item->channel]->get_data(),
667 fragment * sizeof(double));
671 if(debug) printf("ResourceThread::do_audio %d %d\n", __LINE__, fragment);
672 if(fragment > 0) bzero(buffer_samples, sizeof(double) * fragment);
673 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
679 Asset *asset = (Asset*)item->indexable;
680 File *source = get_audio_source(asset);
684 source->set_channel(item->channel);
685 source->set_audio_position(sample);
686 source->read_samples(audio_buffer, fragment);
689 audio_asset_id = item->indexable->id;
690 audio_channel = item->channel;
691 audio_start = sample;
692 audio_samples = fragment;
696 value = buffer_samples[sample - audio_start];
711 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
713 // If it's a nested EDL, store all the channels
714 mwindow->wave_cache->put_wave(item->indexable,
720 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
722 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
728 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
730 mwindow->gui->lock_window("ResourceThread::do_audio");
733 mwindow->gui->unlock_window();
737 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
738 if(item->operation_count == operation_count)
741 // Test for pixmap existence first
742 ArrayList<ResourcePixmap*> &resource_pixmaps = gui->resource_pixmaps;
743 int i = resource_pixmaps.total;
744 while( --i >= 0 && resource_pixmaps[i] != item->pixmap );
747 if(prev_x == item->x - 1)
749 high = MAX(high, prev_l);
750 low = MIN(low, prev_h);
755 if(gui->pane[item->pane_number])
756 item->pixmap->draw_wave(
757 gui->pane[item->pane_number]->canvas,
761 if(timer->get_difference() > 250 || item->last)
763 mwindow->gui->update(0, IGNORE_THREAD, 0, 0, 0, 0, 0);
768 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
770 mwindow->gui->unlock_window();