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
28 #include "automation.h"
30 #include "bcsignals.h"
33 #include "bccmodels.h"
38 #include "edlsession.h"
40 #include "filesystem.h"
41 #include "floatauto.h"
42 #include "floatautos.h"
43 #include "framecache.h"
44 #include "indexfile.h"
46 #include "localsession.h"
48 #include "mwindowgui.h"
49 #include "preferences.h"
50 #include "renderengine.h"
51 #include "resourcethread.h"
52 #include "resourcepixmap.h"
55 #include "timelinepane.h"
57 #include "trackcanvas.h"
58 #include "transportque.h"
61 #include "wavecache.h"
64 ResourcePixmap::ResourcePixmap(MWindow *mwindow,
70 : BC_Pixmap(gui, w, h)
74 this->mwindow = mwindow;
76 this->pane_number = pane_number;
77 startsource = edit->startsource;
78 data_type = edit->track->data_type;
80 source_framerate = edit->asset->frame_rate;
81 source_samplerate = edit->asset->sample_rate;
84 if( edit->nested_edl ) {
85 source_framerate = edit->nested_edl->session->frame_rate;
86 source_samplerate = edit->nested_edl->session->sample_rate;
89 project_framerate = edit->edl->session->frame_rate;
90 project_samplerate = edit->edl->session->sample_rate;
91 edit_id = edit->id; pixmap_w = w; pixmap_h = h;
94 ResourcePixmap::~ResourcePixmap()
99 void ResourcePixmap::reset()
111 void ResourcePixmap::resize(int w, int h)
113 int new_w = (w > get_w()) ? w : get_w();
114 int new_h = (h > get_h()) ? h : get_h();
116 BC_Pixmap::resize(new_w, new_h);
119 void ResourcePixmap::update_settings(Edit *edit,
120 int64_t edit_x, int64_t edit_w,
121 int64_t pixmap_x, int64_t pixmap_w, int64_t pixmap_h)
123 this->edit_id = edit->id;
124 this->edit_x = edit_x;
125 this->pixmap_x = pixmap_x;
126 this->pixmap_w = pixmap_w;
127 this->pixmap_h = pixmap_h;
129 startsource = edit->startsource;
131 source_framerate = edit->asset->frame_rate;
133 if( edit->nested_edl )
134 source_framerate = edit->nested_edl->session->frame_rate;
136 source_samplerate = edit->asset->sample_rate;
137 else if( edit->nested_edl )
138 source_samplerate = edit->nested_edl->session->sample_rate;
140 project_framerate = edit->edl->session->frame_rate;
141 project_samplerate = edit->edl->session->sample_rate;
142 zoom_sample = mwindow->edl->local_session->zoom_sample;
143 zoom_track = mwindow->edl->local_session->zoom_track;
144 zoom_y = mwindow->edl->local_session->zoom_y;
147 void ResourcePixmap::draw_data(TrackCanvas *canvas,
148 Edit *edit, int64_t edit_x, int64_t edit_w,
149 int64_t pixmap_x, int64_t pixmap_w, int64_t pixmap_h,
150 int mode, int indexes_only)
152 // Get new areas to fill in relative to pixmap
153 // Area to redraw relative to pixmap
157 // Ignore if called by resourcethread.
158 // if( mode == IGNORE_THREAD ) return;
161 if( edit->track->show_titles() )
162 y += mwindow->theme->get_image("title_bg_data")->get_h();
164 // If want indexes only & index can't be drawn, don't do anything.
166 int64_t index_zoom = 0;
167 Indexable *indexable = 0;
168 if( edit->asset ) indexable = edit->asset;
169 if( edit->nested_edl ) indexable = edit->nested_edl;
170 if( indexable && indexes_only ) {
171 IndexFile indexfile(mwindow, indexable);
172 if( !indexfile.open_index() ) {
173 index_zoom = indexable->index_state->index_zoom;
174 indexfile.close_index();
178 if( data_type == TRACK_AUDIO ) {
179 double asset_over_session = (double)indexable->get_sample_rate() /
180 mwindow->edl->session->sample_rate;
181 if( index_zoom <= mwindow->edl->local_session->zoom_sample *
191 /* Incremental drawing is not possible with resource thread */
194 refresh_w = pixmap_w;
196 // Draw background image
197 if( refresh_w > 0 ) {
198 int x1 = refresh_x, x2 = x1 + refresh_w;
199 int y1 = y, y2 = y1 + mwindow->edl->local_session->zoom_track;
200 int color = mwindow->get_title_color(edit);
201 mwindow->theme->draw_resource_bg(canvas, this, color,
202 edit_x, edit_w, pixmap_x, x1,y1, x2,y2);
204 //printf("ResourcePixmap::draw_data 70\n");
207 // Draw media which already exists
208 Track *track = edit->track;
210 switch( track->data_type )
213 draw_audio_resource(canvas,
214 edit, refresh_x, refresh_w);
218 draw_video_resource(canvas, edit, edit_x, edit_w,
219 pixmap_x, pixmap_w, refresh_x, refresh_w,
224 draw_subttl_resource(canvas, edit,
225 refresh_x, refresh_w);
233 VFrame *ResourcePixmap::change_title_color(VFrame *title_bg, int color)
235 int colormodel = title_bg->get_color_model();
236 int bpp = BC_CModels::calculate_pixelsize(colormodel);
237 int tw = title_bg->get_w(), tw1 = tw-1, th = title_bg->get_h();
238 VFrame *title_bar = new VFrame(tw, th, colormodel);
239 uint8_t cr = (color>>16), cg = (color>>8), cb = (color>>0);
240 uint8_t **bar_rows = title_bar->get_rows();
242 uint8_t *cp = bar_rows[0];
243 for( int x=0; x<tw; ++x ) {
244 cp[0] = cp[1] = cp[2] = 0;
245 if( bpp > 3 ) cp[3] = 0xff;
249 for( int y=1; y<th; ++y ) {
250 uint8_t *cp = bar_rows[y];
252 cp[0] = cp[1] = cp[2] = 0;
253 if( bpp > 3 ) cp[3] = 0xff;
256 for( int x=1; x<tw1; ++x ) {
257 cp[0] = cr; cp[1] = cg; cp[2] = cb;
258 if( bpp > 3 ) cp[3] = 0xff;
262 cp[0] = cp[1] = cp[2] = 0;
263 if( bpp > 3 ) cp[3] = 0xff;
269 VFrame *ResourcePixmap::change_picon_alpha(VFrame *picon_frame, int alpha)
271 uint8_t **picon_rows = picon_frame->get_rows();
272 int w = picon_frame->get_w(), h = picon_frame->get_h();
273 int color_model = picon_frame->get_color_model();
274 int bpp = BC_CModels::calculate_pixelsize(color_model);
275 VFrame *frame = new VFrame(w, h, BC_RGBA8888);
276 uint8_t **rows = frame->get_rows();
277 for( int y=0; y<h; ++y ) {
278 uint8_t *bp = picon_rows[y], *rp = rows[y];
279 for( int x=0; x<w; ++x ) {
280 rp[0] = bp[0]; rp[1] = bp[1];
281 rp[2] = bp[2]; bp += bpp;
282 rp[3] = alpha; rp += 4;
288 void ResourcePixmap::draw_title(TrackCanvas *canvas,
289 Edit *edit, int64_t edit_x, int64_t edit_w,
290 int64_t pixmap_x, int64_t pixmap_w)
292 // coords relative to pixmap
293 int64_t total_x = edit_x - pixmap_x, total_w = edit_w;
294 int64_t x = total_x, w = total_w;
295 int left_margin = 10;
297 if( x < 0 ) { w -= -x; x = 0; }
298 if( w > pixmap_w ) w -= w - pixmap_w;
300 VFrame *title_bg = mwindow->theme->get_image("title_bg_data");
301 int color = mwindow->get_title_color(edit);
302 VFrame *title_bar = !color ? title_bg :
303 change_title_color(title_bg, color);
304 canvas->draw_3segmenth(x, 0, w, total_x, total_w, title_bar, this);
305 if( title_bar != title_bg ) delete title_bar;
307 // if( total_x > -BC_INFINITY ) {
308 char title[BCTEXTLEN];
309 edit->get_title(title);
310 canvas->set_color(mwindow->theme->title_color);
311 canvas->set_font(mwindow->theme->title_font);
313 // Justify the text on the left boundary of the edit if it is visible.
314 // Otherwise justify it on the left side of the screen.
315 int text_x = total_x + left_margin;
316 text_x = MAX(left_margin, text_x);
317 //printf("ResourcePixmap::draw_title 1 %d\n", text_x);
318 canvas->draw_text(text_x,
319 canvas->get_text_ascent(mwindow->theme->title_font) + 2,
320 title, strlen(title), this);
325 // Need to draw one more x
326 void ResourcePixmap::draw_audio_resource(TrackCanvas *canvas, Edit *edit, int x, int w)
329 if( !edit->asset && !edit->nested_edl ) return;
330 Indexable *indexable = 0;
331 if( edit->asset ) indexable = edit->asset;
332 if( edit->nested_edl ) indexable = edit->nested_edl;
333 // printf("ResourcePixmap::draw_audio_resource %d x=%d w=%d\n", __LINE__, x, w);
336 IndexState *index_state = indexable->index_state;
337 double asset_over_session = (double)indexable->get_sample_rate() /
338 mwindow->edl->session->sample_rate;
340 // Develop strategy for drawing
341 // printf("ResourcePixmap::draw_audio_resource %d %p %d\n",
344 // index_state->index_status);
345 switch( index_state->index_status )
347 case INDEX_NOTTESTED:
350 // Disabled. All files have an index.
351 // case INDEX_TOOSMALL:
352 // draw_audio_source(canvas, edit, x, w);
357 IndexFile indexfile(mwindow, indexable);
358 if( !indexfile.open_index() ) {
359 if( index_state->index_zoom >
360 mwindow->edl->local_session->zoom_sample *
361 asset_over_session ) {
362 //printf("ResourcePixmap::draw_audio_resource %d\n", __LINE__);
364 draw_audio_source(canvas, edit, x, w);
367 //printf("ResourcePixmap::draw_audio_resource %d\n", __LINE__);
368 indexfile.draw_index(canvas,
376 indexfile.close_index();
385 void ResourcePixmap::draw_audio_source(TrackCanvas *canvas, Edit *edit, int x, int w)
388 Indexable *indexable = edit->get_source();
389 int center_pixel = mwindow->edl->local_session->zoom_track / 2;
390 if( edit->track->show_titles() )
391 center_pixel += mwindow->theme->get_image("title_bg_data")->get_h();
392 int64_t scale_y = mwindow->edl->local_session->zoom_y;
393 int y_max = center_pixel + scale_y / 2 - 1;
395 double project_zoom = mwindow->edl->local_session->zoom_sample;
396 FloatAutos *speed_autos = !edit->track->has_speed() ? 0 :
397 (FloatAutos *)edit->track->automation->autos[AUTOMATION_SPEED];
398 int64_t edit_position = (x + pixmap_x - edit_x) * project_zoom;
399 int64_t start_position = edit->startsource;
400 start_position += !speed_autos ? edit_position :
401 speed_autos->automation_integral(edit->startproject, edit_position, PLAY_FORWARD);
402 int64_t end_position = edit->startsource;
403 edit_position = (x + w + pixmap_x - edit_x) * project_zoom;
404 end_position += !speed_autos ? edit_position :
405 speed_autos->automation_integral(edit->startproject, edit_position, PLAY_FORWARD);
407 double session_sample_rate = mwindow->edl->session->sample_rate;
408 double asset_over_session = (double)indexable->get_sample_rate() / session_sample_rate;
409 start_position *= asset_over_session;
410 end_position *= asset_over_session;
411 int sample_size = end_position - start_position;
412 if( sample_size < 0 ) sample_size = 0;
413 int source_samples = sample_size + 1;
415 // Single sample zoom
416 if( mwindow->edl->local_session->zoom_sample == 1 ) {
419 canvas->set_color(mwindow->theme->audio_color);
421 if( indexable->is_asset ) {
422 mwindow->gui->unlock_window();
423 File *source = mwindow->audio_cache->check_out(edit->asset, mwindow->edl);
424 mwindow->gui->lock_window("draw_audio_source");
427 printf(_("ResourcePixmap::draw_audio_source: failed to check out %s for drawing.\n"), edit->asset->path);
431 source->set_audio_position(start_position);
432 source->set_channel(edit->channel);
433 buffer = new Samples(source_samples);
434 result = source->read_samples(buffer, source_samples);
435 mwindow->audio_cache->check_in(edit->asset);
438 if( mwindow->gui->render_engine &&
439 mwindow->gui->render_engine_id != indexable->id ) {
440 delete mwindow->gui->render_engine;
441 mwindow->gui->render_engine = 0;
444 if( !mwindow->gui->render_engine ) {
445 TransportCommand command;
446 command.command = NORMAL_FWD;
447 command.get_edl()->copy_all(edit->nested_edl);
448 command.change_type = CHANGE_ALL;
449 command.realtime = 0;
450 mwindow->gui->render_engine = new RenderEngine(0,
451 mwindow->preferences, 0, 0);
452 mwindow->gui->render_engine_id = edit->nested_edl->id;
453 mwindow->gui->render_engine->set_acache(mwindow->audio_cache);
454 mwindow->gui->render_engine->arm_command(&command);
457 if( mwindow->gui->render_engine->arender ) {
458 Samples *buffers[MAX_CHANNELS];
459 memset(buffers, 0, sizeof(buffers));
460 int nch = indexable->get_audio_channels(), ch = edit->channel;
461 for( int i=0; i<nch; ++i )
462 buffers[i] = new Samples(source_samples);
463 mwindow->gui->render_engine->arender->process_buffer(
464 buffers, source_samples, start_position);
465 for( int i=0; i<nch; ++i )
466 if( i != ch ) delete buffers[i];
467 buffer = buffers[ch];
472 double *samples = buffer->get_data();
473 int y1 = center_pixel - samples[0] * scale_y / 2;
474 int y2 = CLIP(y1, 0, y_max);
476 for( int x0=0; x0<w; ++x0 ) {
477 int x1 = x0 + x, x2 = x1 + 1;
478 edit_position = (x1 + pixmap_x - edit_x) * project_zoom;
479 int64_t speed_position = edit->startsource;
480 speed_position += !speed_autos ? edit_position :
481 speed_autos->automation_integral(
482 edit->startproject, edit_position, PLAY_FORWARD);
483 int j = speed_position * asset_over_session - start_position;
484 CLAMP(j, 0, sample_size);
486 y1 = center_pixel - samples[j] * scale_y / 2;
487 y2 = CLIP(y1, 0, y_max);
488 //printf("ResourcePixmap::draw_audio_source %d %d %d\n", __LINE__, y1, y2);
489 canvas->draw_line(x0, y0, x2, y2, this);
496 edit_position = (x + pixmap_x - edit_x) * project_zoom;
497 int64_t speed_position = edit->startsource;
498 speed_position += !speed_autos ? edit_position :
499 speed_autos->automation_integral(
500 edit->startproject, edit_position, PLAY_FORWARD);
501 int64_t next_position = asset_over_session * speed_position;
502 // Multiple sample zoom
503 int first_pixel = 1, prev_y1 = -1, prev_y2 = y_max;
504 canvas->set_color(mwindow->theme->audio_color);
507 // Draw each pixel from the cache
508 //printf("ResourcePixmap::draw_audio_source %d x=%d w=%d\n", __LINE__, x, w);
509 for( int x2=x+w; x<x2; ++x ) {
510 int64_t prev_position = next_position;
511 edit_position = (x + pixmap_x - edit_x) * project_zoom;
512 speed_position = edit->startsource;
513 speed_position += !speed_autos ? edit_position :
514 speed_autos->automation_integral(
515 edit->startproject, edit_position, PLAY_FORWARD);
516 next_position = speed_position * asset_over_session;
517 // Starting sample of pixel relative to asset rate.
518 WaveCacheItem *item = mwindow->wave_cache->get_wave(indexable->id,
519 edit->channel, prev_position, next_position);
521 //printf("ResourcePixmap::draw_audio_source %d\n", __LINE__);
522 int y_lo = (int)(center_pixel - item->low * scale_y / 2);
523 int y1 = CLIP(y_lo, 0, y_max);
524 int y_hi = (int)(center_pixel - item->high * scale_y / 2);
525 int y2 = CLIP(y_hi, 0, y_max);
527 y_lo = MIN(y1,prev_y2);
528 y_hi = MAX(y2,prev_y1);
532 y_lo = y1; y_hi = y2;
534 prev_y1 = y1; prev_y2 = y2;
535 canvas->draw_line(x, y_lo, x, y_hi, this);
536 //printf("ResourcePixmap::draw_audio_source %d %d %d %d\n", __LINE__, x, y1, y2);
537 mwindow->wave_cache->unlock();
540 //printf("ResourcePixmap::draw_audio_source %d\n", __LINE__);
541 gui->resource_thread->add_wave(this,
542 canvas->pane->number, indexable, x,
543 edit->channel, prev_position, next_position);
544 first_pixel = 1; prev_y1 = -1; prev_y2 = y_max;
549 canvas->test_timer();
552 void ResourcePixmap::draw_wave(TrackCanvas *canvas,
553 int x, double high, double low)
556 if( mwindow->edl->session->show_titles )
557 top_pixel += mwindow->theme->get_image("title_bg_data")->get_h();
558 int center_pixel = mwindow->edl->local_session->zoom_track / 2 + top_pixel;
559 int bottom_pixel = top_pixel + mwindow->edl->local_session->zoom_track;
560 int y1 = (int)(center_pixel -
561 low * mwindow->edl->local_session->zoom_y / 2);
562 int y2 = (int)(center_pixel -
563 high * mwindow->edl->local_session->zoom_y / 2);
564 CLAMP(y1, top_pixel, bottom_pixel);
565 CLAMP(y2, top_pixel, bottom_pixel);
566 canvas->set_color(mwindow->theme->audio_color);
567 canvas->draw_line(x, y1, x, y2, this);
571 void ResourcePixmap::draw_video_resource(TrackCanvas *canvas,
572 Edit *edit, int64_t edit_x, int64_t edit_w, int64_t pixmap_x, int64_t pixmap_w,
573 int refresh_x, int refresh_w, int mode)
576 //BC_Signals::dump_stack();
578 // pixels spanned by a picon
579 int64_t picon_w = Units::round(edit->picon_w());
580 int64_t picon_h = edit->picon_h();
581 // if( picon_w <= 0 || picon_w > edit_w ) return;
582 // Don't draw video if picon is empty, or edit only hairline
583 if( picon_w < 1 || edit_w < 2 ) return;
584 // or bigger than edit and fills at less than 1.5 percent timeline
585 if( picon_w > edit_w && edit_w < canvas->get_w()/64 ) return;
587 // Frames spanned by a picon
588 double frame_w = edit->frame_w();
589 // pixels spanned by a frame
590 if( frame_w < picon_w ) frame_w = picon_w;
591 // Current pixel relative to pixmap
593 if( edit->track->show_titles() )
594 y += mwindow->theme->get_image("title_bg_data")->get_h();
596 // Frame in project touched by current pixel
597 FloatAutos *speed_autos = !edit->track->has_speed() ? 0 :
598 (FloatAutos *)edit->track->automation->autos[AUTOMATION_SPEED];
599 Indexable *indexable = edit->get_source();
600 double session_sample_rate = mwindow->edl->session->sample_rate;
601 double project_zoom = mwindow->edl->local_session->zoom_sample / session_sample_rate;
602 int skip_frames = Units::to_int64(((int64_t)refresh_x + pixmap_x - edit_x) / frame_w);
603 int x = Units::to_int64(skip_frames * frame_w) + edit_x - pixmap_x;
605 // Draw only cached frames
606 while( x < refresh_x + refresh_w ) {
607 int64_t edit_position =
608 edit->track->to_units((x + pixmap_x - edit_x) * project_zoom, 0);
609 int64_t speed_position = edit->startsource;
610 speed_position += !speed_autos ? edit_position :
611 speed_autos->automation_integral(
612 edit->startproject, edit_position, PLAY_FORWARD);
613 VFrame *picon_frame = indexable->id < 0 ? 0 :
614 mwindow->frame_cache->get_frame_ptr(speed_position, edit->channel,
615 mwindow->edl->session->frame_rate, BC_RGB888,
616 picon_w, picon_h, indexable->id);
617 int bg_color = gui->get_bg_color();
619 VFrame *frame = picon_frame;
620 int color = mwindow->get_title_color(edit);
622 int alpha = (~color >> 24) & 0xff;
623 frame = change_picon_alpha(picon_frame, alpha);
624 gui->set_bg_color(color & 0xffffff);
626 draw_vframe(frame, x, y, picon_w, picon_h, 0, 0);
627 if( frame != picon_frame ) {
629 gui->set_bg_color(bg_color);
631 mwindow->frame_cache->unlock();
633 else if( mode != IGNORE_THREAD ) {
634 // Set picon thread to draw in background
635 // printf("ResourcePixmap::draw_video_resource %d %d %lld\n",
636 // __LINE__, mwindow->frame_cache->total(), source_frame);
637 gui->resource_thread->add_picon(this, canvas->pane->number, x, y,
638 picon_w, picon_h, mwindow->edl->session->frame_rate,
639 speed_position, edit->channel, indexable);
642 canvas->test_timer();
648 void ResourcePixmap::draw_subttl_resource(TrackCanvas *canvas, Edit *edit, int x, int w)
650 SEdit *sedit = (SEdit *)edit;
651 char *text = sedit->get_text();
652 if( !*text || w < 10 ) return;
653 int center_pixel = canvas->resource_h() / 2;
654 if( edit->track->show_titles() )
655 center_pixel += mwindow->theme->get_image("title_bg_data")->get_h();
656 int64_t scale_y = mwindow->edl->local_session->zoom_y;
658 if( x0 < 0 ) x0 = -x0;
659 int x1 = (int)(pixmap_x - x0 + x);
660 int y_max = center_pixel + scale_y / 2 - 1;
661 int font = MEDIUMFONT, color = WHITE;
662 canvas->set_font(font);
663 canvas->set_color(color);
664 int ch = canvas->get_text_height(font);
665 int hh = canvas->get_text_height(font,text) + ch/2;
666 int y1 = y_max - hh - 10;
668 canvas->draw_text(x1, y1, text, -1, this);
671 void ResourcePixmap::dump()
673 printf("ResourcePixmap %p\n", this);
674 printf(" edit %jx edit_x %jd pixmap_x %jd pixmap_w %jd visible %d\n",
675 edit_id, edit_x, pixmap_x, pixmap_w, visible);