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++)
184 ResourceThread::~ResourceThread()
192 for(int i = 0; i < MAXCHANNELS; i++)
193 delete temp_buffer[i];
195 delete render_engine;
196 if( audio_asset ) audio_asset->remove_user();
197 if( video_asset ) video_asset->remove_user();
200 void ResourceThread::create_objects()
206 void ResourceThread::add_picon(ResourcePixmap *pixmap,
215 Indexable *indexable)
217 item_lock->lock("ResourceThread::item_lock");
219 items.append(new VResourceThreadItem(pixmap,
233 void ResourceThread::add_wave(ResourcePixmap *pixmap,
235 Indexable *indexable,
238 int64_t source_start,
241 item_lock->lock("ResourceThread::item_lock");
243 items.append(new AResourceThreadItem(pixmap,
264 void ResourceThread::stop_draw(int reset)
269 item_lock->lock("ResourceThread::stop_draw");
271 //printf("ResourceThread::stop_draw %d %d\n", __LINE__, reset);
272 //BC_Signals::dump_stack();
273 if(reset) items.remove_all_objects();
282 void ResourceThread::start_draw()
285 // Tag last audio item to cause refresh.
287 while( --i>=0 && items[i]->data_type!=TRACK_AUDIO );
288 if( i >= 0 ) items[i]->last = 1;
293 void ResourceThread::run()
298 draw_lock->lock("ResourceThread::run");
302 item_lock->lock("ResourceThread::run");
303 int total_items = items.size();
304 ResourceThreadItem *item = 0;
308 items.remove_number(0);
311 //printf("ResourceThread::run %d %d\n", __LINE__, items.size());
312 if(!total_items) break;
314 switch( item->data_type ) {
316 do_video((VResourceThreadItem*)item);
319 do_audio((AResourceThreadItem*)item);
328 mwindow->age_caches();
332 void ResourceThread::stop()
343 void ResourceThread::open_render_engine(EDL *nested_edl,
347 if(render_engine && render_engine_id != nested_edl->id)
349 delete render_engine;
355 TransportCommand command;
357 command.command = NORMAL_FWD;
359 command.command = CURRENT_FRAME;
360 command.get_edl()->copy_all(nested_edl);
361 command.change_type = CHANGE_ALL;
362 command.realtime = 0;
363 render_engine = new RenderEngine(0,
364 mwindow->preferences, 0, 0);
365 render_engine_id = nested_edl->id;
366 render_engine->set_vcache(mwindow->video_cache);
367 render_engine->set_acache(mwindow->audio_cache);
368 render_engine->arm_command(&command);
372 File *ResourceThread::get_audio_source(Asset *asset)
374 if( interrupted ) asset = 0;
376 if( audio_asset && audio_asset != asset && (!asset ||
377 strcmp(audio_asset->path, asset->path)) )
379 mwindow->audio_cache->check_in(audio_asset);
381 audio_asset->remove_user();
385 if( !audio_asset && asset )
388 audio_asset->add_user();
389 audio_source = mwindow->audio_cache->check_out(asset, mwindow->edl);
394 File *ResourceThread::get_video_source(Asset *asset)
396 if( interrupted ) asset = 0;
398 if( video_asset && video_asset != asset && (!asset ||
399 strcmp(video_asset->path, asset->path)) )
401 mwindow->video_cache->check_in(video_asset);
403 video_asset->remove_user();
407 if( !video_asset && asset )
410 video_asset->add_user();
411 video_source = mwindow->video_cache->check_out(asset, mwindow->edl);
416 void ResourceThread::do_video(VResourceThreadItem *item)
421 int source_cmodel = -1;
423 if(item->indexable->is_asset)
425 Asset *asset = (Asset*)item->indexable;
426 source_w = asset->width;
427 source_h = asset->height;
428 source_id = asset->id;
429 source_cmodel = BC_RGB888;
433 EDL *nested_edl = (EDL*)item->indexable;
434 source_w = nested_edl->session->output_w;
435 source_h = nested_edl->session->output_h;
436 source_id = nested_edl->id;
437 source_cmodel = nested_edl->session->color_model;
441 (temp_picon->get_w() != source_w ||
442 temp_picon->get_h() != source_h ||
443 temp_picon->get_color_model() != source_cmodel))
451 temp_picon = new VFrame(0, -1, source_w, source_h, source_cmodel, -1);
454 // Get temporary to copy cached frame to
456 (temp_picon2->get_w() != item->picon_w ||
457 temp_picon2->get_h() != item->picon_h))
465 temp_picon2 = new VFrame( item->picon_w, item->picon_h, BC_RGB888, 0);
470 // Search frame cache again.
472 VFrame *picon_frame = 0;
473 int need_conversion = 0;
477 picon_frame = mwindow->frame_cache->get_frame_ptr(item->position,
478 item->layer, item->frame_rate, BC_RGB888,
479 item->picon_w, item->picon_h, source_id);
480 //printf("search cache %ld,%d,%f,%dx%d,%d = %p\n",
481 // item->position, item->layer, item->frame_rate,
482 // item->picon_w, item->picon_h, source_id, picon_frame);
484 temp_picon2->copy_from(picon_frame);
485 // Unlock the get_frame_ptr command
486 mwindow->frame_cache->unlock();
489 if(!item->indexable->is_asset)
491 nested_edl = (EDL*)item->indexable;
492 open_render_engine(nested_edl, 0, 1);
494 int64_t source_position = (int64_t)(item->position *
495 nested_edl->session->frame_rate /
497 if(render_engine->vrender)
498 render_engine->vrender->process_buffer(
507 asset = (Asset*)item->indexable;
508 File *source = get_video_source(asset);
512 source->set_layer(item->layer);
513 int64_t normalized_position = (int64_t)(item->position *
516 source->set_video_position(normalized_position,
519 source->read_frame(temp_picon);
526 picon_frame = new VFrame(item->picon_w, item->picon_h, BC_RGB888, 0);
527 BC_CModels::transfer(picon_frame->get_rows(), temp_picon->get_rows(),
529 0, 0, temp_picon->get_w(), temp_picon->get_h(),
530 0, 0, picon_frame->get_w(), picon_frame->get_h(),
531 source_cmodel, BC_RGB888, 0,
532 temp_picon->get_bytes_per_line(),
533 picon_frame->get_bytes_per_line());
534 temp_picon2->copy_from(picon_frame);
535 mwindow->frame_cache->put_frame(picon_frame, item->position, item->layer,
536 mwindow->edl->session->frame_rate, 0, item->indexable);
544 mwindow->gui->lock_window("ResourceThread::do_video");
546 // It was interrupted while waiting.
549 mwindow->gui->unlock_window();
555 // Test for pixmap existence first
556 if(item->operation_count == operation_count)
558 ArrayList<ResourcePixmap*> &resource_pixmaps = gui->resource_pixmaps;
559 int i = resource_pixmaps.total;
560 while( --i >= 0 && resource_pixmaps[i] != item->pixmap );
562 item->pixmap->draw_vframe(temp_picon2,
570 mwindow->gui->update(0, IGNORE_THREAD, 0, 0, 0, 0, 0);
574 mwindow->gui->unlock_window();
578 #define BUFFERSIZE 65536
579 void ResourceThread::do_audio(AResourceThreadItem *item)
582 WaveCacheItem *wave_item;
586 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
587 if((wave_item = mwindow->wave_cache->get_wave(item->indexable->id,
588 item->channel, item->start, item->end)))
590 high = wave_item->high;
591 low = wave_item->low;
592 mwindow->wave_cache->unlock();
596 int first_sample = 1;
597 int64_t start = item->start;
598 int64_t end = item->end;
599 if(start == end) end = start + 1;
600 double *buffer_samples = !audio_buffer ? 0 :
601 audio_buffer->get_data();
603 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
604 for(int64_t sample = start; sample < end; sample++)
607 // Get value from previous buffer
609 item->channel == audio_channel &&
610 item->indexable->id == audio_asset_id &&
611 sample >= audio_start &&
612 sample < audio_start + audio_samples)
620 audio_buffer = new Samples(BUFFERSIZE);
621 buffer_samples = audio_buffer->get_data();
624 int64_t total_samples = item->indexable->get_audio_samples();
625 int fragment = BUFFERSIZE;
626 if(fragment + sample > total_samples)
627 fragment = total_samples - sample;
629 if(!item->indexable->is_asset)
631 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
632 open_render_engine((EDL*)item->indexable, 1, 0);
633 if(debug) printf("ResourceThread::do_audio %d %p\n", __LINE__, render_engine);
634 if(render_engine->arender)
636 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
637 int source_channels = item->indexable->get_audio_channels();
638 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
639 for(int i = 0; i < MAXCHANNELS; i++)
641 if(i < source_channels &&
644 temp_buffer[i] = new Samples(BUFFERSIZE);
647 if(i >= source_channels &&
650 delete temp_buffer[i];
656 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
657 render_engine->arender->process_buffer(
661 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
662 memcpy(buffer_samples,
663 temp_buffer[item->channel]->get_data(),
664 fragment * sizeof(double));
668 if(debug) printf("ResourceThread::do_audio %d %d\n", __LINE__, fragment);
669 if(fragment > 0) bzero(buffer_samples, sizeof(double) * fragment);
670 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
676 Asset *asset = (Asset*)item->indexable;
677 File *source = get_audio_source(asset);
681 source->set_channel(item->channel);
682 source->set_audio_position(sample);
683 source->read_samples(audio_buffer, fragment);
686 audio_asset_id = item->indexable->id;
687 audio_channel = item->channel;
688 audio_start = sample;
689 audio_samples = fragment;
693 value = buffer_samples[sample - audio_start];
708 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
710 // If it's a nested EDL, store all the channels
711 mwindow->wave_cache->put_wave(item->indexable,
717 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
719 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
725 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
727 mwindow->gui->lock_window("ResourceThread::do_audio");
730 mwindow->gui->unlock_window();
734 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
735 if(item->operation_count == operation_count)
738 // Test for pixmap existence first
739 ArrayList<ResourcePixmap*> &resource_pixmaps = gui->resource_pixmaps;
740 int i = resource_pixmaps.total;
741 while( --i >= 0 && resource_pixmaps[i] != item->pixmap );
744 if(prev_x == item->x - 1)
746 high = MAX(high, prev_l);
747 low = MIN(low, prev_h);
752 if(gui->pane[item->pane_number])
753 item->pixmap->draw_wave(
754 gui->pane[item->pane_number]->canvas,
758 if(timer->get_difference() > 250 || item->last)
760 mwindow->gui->update(0, 3, 0, 0, 0, 0, 0);
765 if(debug) printf("ResourceThread::do_audio %d\n", __LINE__);
767 mwindow->gui->unlock_window();