11 VIcon(int vw, int vh, double rate)
15 this->frame_rate = rate;
35 add_image(VFrame *frm, int ww, int hh, int vcmdl)
37 VIFrame *vifrm = new VIFrame(ww, hh, vcmdl);
39 img->transfer_from(frm);
44 draw_vframe(VIconThread *vt, BC_WindowBase *wdw, int x, int y)
46 int sx0 = 0, sx1 = sx0 + vt->view_w;
47 int sy0 = 0, sy1 = sy0 + vt->view_h;
48 int dx0 = x, dx1 = dx0 + vw;
49 int dy0 = y, dy1 = dy0 + vh;
50 if( (x=vt->draw_x0-dx0) > 0 ) { sx0 += (x*vt->view_w)/vw; dx0 = vt->draw_x0; }
51 if( (x=dx1-vt->draw_x1) > 0 ) { sx1 -= (x*vt->view_w)/vw; dx1 = vt->draw_x1; }
52 if( (y=vt->draw_y0-dy0) > 0 ) { sy0 += (y*vt->view_h)/vh; dy0 = vt->draw_y0; }
53 if( (y=dy1-vt->draw_y1) > 0 ) { sy1 -= (y*vt->view_h)/vh; dy1 = vt->draw_y1; }
54 int sw = sx1 - sx0, sh = sy1 - sy0;
55 int dw = dx1 - dx0, dh = dy1 - dy0;
56 if( dw > 0 && dh > 0 && sw > 0 && sh > 0 )
57 wdw->draw_vframe(frame(), dx0,dy0, dw,dh, sx0,sy0, sw,sh);
61 set_drawing_area(int x0, int y0, int x1, int y1)
63 draw_x0 = x0; draw_y0 = y0;
64 draw_x1 = x1; draw_y1 = y1;
67 VIcon *VIconThread::low_vicon()
69 if( !t_heap.size() ) return 0;
70 VIcon *vip = t_heap[0];
75 void VIconThread::remove_vicon(int i)
77 int sz = t_heap.size();
78 for( int k; (k=2*(i+1)) < sz; i=k ) {
79 if( t_heap[k]->age > t_heap[k-1]->age ) --k;
80 t_heap[i] = t_heap[k];
82 VIcon *last = t_heap[--sz];
83 t_heap.remove_number(sz);
84 double age = last->age;
85 for( int k; i>0 && age<t_heap[k=(i-1)/2]->age; i=k )
86 t_heap[i] = t_heap[k];
92 VIconThread(BC_WindowBase *wdw, int vw, int vh)
96 this->view_win = 0; this->vicon = 0;
97 this->view_w = vw; this->view_h = vh;
99 this->draw_x0 = 0; this->draw_x1 = wdw->get_w();
100 this->draw_y0 = 0; this->draw_y1 = wdw->get_h();
101 draw_lock = new Condition(0, "VIconThread::draw_lock", 1);
103 this->refresh_rate = VICON_RATE;
114 if( Thread::running() ) {
118 t_heap.remove_all_objects();
126 wdw->lock_window("VIconThread::start_drawing");
128 wdw->set_active_subwindow(view_win);
129 if( interrupted < 0 )
132 wdw->unlock_window();
138 wdw->lock_window("VIconThread::stop_drawing");
142 wdw->unlock_window();
145 int VIconThread::keypress_event(int key)
147 if( key != ESC ) return 0;
152 int ViewPopup::button_press_event()
154 vt->set_view_popup(0);
159 visible(VIcon *vicon, int x, int y)
161 if( vicon->hidden ) return false;
162 if( y+vicon->vh <= draw_y0 ) return false;
163 if( y >= draw_y1 ) return false;
164 if( x+vicon->vw <= draw_x0 ) return false;
165 if( x >= draw_x1 ) return false;
169 int ViewPopup::keypress_event()
171 int key = get_keypress();
172 return vt->keypress_event(key);
174 ViewPopup::ViewPopup(VIconThread *vt, VFrame *frame, int x, int y, int w, int h)
175 : BC_Popup(vt->wdw, x, y, w, h, BLACK)
180 ViewPopup::~ViewPopup()
182 vt->wdw->set_active_subwindow(0);
185 void ViewPopup::draw_vframe(VFrame *frame)
187 BC_WindowBase::draw_vframe(frame, 0,0, get_w(),get_h());
190 ViewPopup *VIconThread::new_view_window(VFrame *frame)
192 BC_WindowBase *parent = wdw->get_parent();
193 XineramaScreenInfo *info = parent->get_xinerama_info(-1);
194 int cx = info ? info->x_org + info->width/2 : parent->get_root_w(0)/2;
195 int cy = info ? info->y_org + info->height/2 : parent->get_root_h(0)/2;
196 int vx = viewing->get_vx(), rx = 0;
197 int vy = viewing->get_vy(), ry = 0;
198 wdw->get_root_coordinates(vx, vy, &rx, &ry);
199 rx += (rx >= cx ? -view_w : viewing->vw);
200 ry += (ry >= cy ? -view_h : viewing->vh);
201 ViewPopup *vwin = new ViewPopup(this, frame, rx, ry, view_w, view_h);
202 wdw->set_active_subwindow(vwin);
209 for( int i=t_heap.size(); --i>=0; ) t_heap[i]->reset();
211 img_dirty = win_dirty = 0;
214 void VIconThread::add_vicon(VIcon *vip)
216 double age = vip->age;
217 int i = t_heap.size(); t_heap.append(vip);
218 for( int k; i>0 && age<t_heap[(k=(i-1)/2)]->age; i=k )
219 t_heap[i] = t_heap[k];
223 int VIconThread::del_vicon(VIcon *&vicon)
225 int i = t_heap.size();
226 while( --i >= 0 && t_heap[i] != vicon );
227 if( i < 0 ) return 0;
229 delete vicon; vicon = 0;
233 void VIconThread::set_view_popup(VIcon *vicon)
235 if( !vicon && this->vicon )
236 this->vicon->stop_audio();
243 delete view_win; view_win = 0;
244 if( (viewing=vicon) != 0 ) {
245 VFrame *frame = viewing->frame();
246 view_win = new_view_window(frame);
247 view_win->show_window();
248 vicon->start_audio();
250 wdw->set_active_subwindow(view_win);
258 for( int i=0; i<t_heap.size(); ++i )
265 if( !img_dirty && !win_dirty ) return;
266 if( img_dirty ) wdw->flash();
267 if( win_dirty && view_win ) view_win->flash();
268 win_dirty = img_dirty = 0;
274 int x = vicon->get_vx(), y = vicon->get_vy();
275 int draw_img = visible(vicon, x, y);
276 int draw_win = view_win && viewing == vicon ? 1 : 0;
277 if( !draw_img && !draw_win ) return 0;
278 if( !vicon->frame() ) return 0;
280 vicon->draw_vframe(this, wdw, x, y);
284 view_win->draw_vframe(vicon->frame());
294 draw_lock->lock("VIconThread::run 0");
296 wdw->lock_window("BC_WindowBase::run 1");
299 int64_t seq_no = 0, now = 0;
300 int64_t draw_flash = 1000 / refresh_rate;
301 while( !interrupted ) {
302 if( viewing != vicon )
304 VIcon *next = low_vicon();
305 while( next && next->age < draw_flash ) {
306 now = timer->get_difference();
307 if( now >= draw_flash ) break;
309 if( !next->seq_no ) {
310 next->cycle_start = now;
311 if( next->playing_audio )
314 int64_t ref_no = (now - next->cycle_start) / 1000. * refresh_rate;
315 int count = ref_no - next->seq_no;
316 if( count < 1 ) count = 1;
317 ref_no = next->seq_no + count;
318 next->age = next->cycle_start + 1000. * ref_no / refresh_rate;
319 if( !next->set_seq_no(ref_no) )
320 next->age = now + 1000.;
326 if( draw_flash < now+1 )
328 wdw->unlock_window();
329 while( !interrupted ) {
330 now = timer->get_difference();
331 int64_t ms = draw_flash - now;
333 if( ms > 100 ) ms = 100;
336 wdw->lock_window("BC_WindowBase::run 2");
337 now = timer->get_difference();
338 int64_t late = now - draw_flash;
339 if( late < 1000 ) flash();
340 int64_t ref_no = now / 1000. * refresh_rate;
341 int64_t count = ref_no - seq_no;
342 if( count < 1 ) count = 1;
344 draw_flash = seq_no * 1000. / refresh_rate;
346 if( viewing != vicon )
350 wdw->unlock_window();
355 void VIcon::init_audio(int audio_size)
357 this->audio_size = audio_size;
358 audio_data = new uint8_t[audio_size];
359 memset(audio_data, 0, audio_size);
362 void VIcon::dump(const char *dir)
365 for( int i=0; i<images.size(); ++i ) {
366 char fn[1024]; sprintf(fn,"%s/img%05d.png",dir,i);
368 VFrame *img = *images[i];