cinelerra/videowindow.C

   1 #include "bchash.h"
   2 #include "levelwindow.h"
   3 #include "mainmenu.h"
   4 #include "mwindow.h"
   5 #include "mwindowgui.h"
   6 #include "mainsession.h"
   7 #include "vframe.h"
   8 #include "videowindow.h"
   9 #include "videowindowgui.h"
  10
  11
  12 VideoWindow::VideoWindow(MWindow *mwindow)
  13  : Thread()
  14 {
  15         this->mwindow = mwindow;
  16         vbuffer = 0;
  17         gui = 0;
  18         video_window_w = 320;
  19         video_visible = 0;
  20         video_cropping = 0;
  21 }
  22
  23 VideoWindow::~VideoWindow()
  24 {
  25         if(gui)
  26         {
  27                 gui->set_done(0);
  28                 Thread::join();
  29                 delete gui;
  30         }
  31 }
  32
  33 int VideoWindow::load_defaults(BC_Hash *defaults)
  34 {
  35         video_visible = defaults->get("VIDEOVISIBLE", 1);
  36         video_window_w = defaults->get("PLAYVIDEOW", video_window_w);
  37 }
  38
  39 int VideoWindow::update_defaults(BC_Hash *defaults)
  40 {
  41         defaults->update("VIDEOVISIBLE", video_visible);
  42         defaults->update("PLAYVIDEOW", video_window_w);
  43 }
  44
  45 int VideoWindow::create_objects()
  46 {
  47         set_synchronous(1);
  48         if(mwindow->gui)
  49         {
  50                 init_window();
  51         }
  52 }
  53
  54 int VideoWindow::init_window()
  55 {
  56 //      int w = mwindow->session->output_w;
  57 //      int h = mwindow->session->output_h;
  58 //
  59 //      fix_size(w, h, video_window_w, mwindow->get_aspect_ratio());
  60 //      gui = new VideoWindowGUI(this, w, h);
  61 //      gui->create_objects();
  62 }
  63
  64 int VideoWindow::show_window()
  65 {
  66         if(gui)
  67         {
  68                 video_visible = 1;
  69                 gui->show_window();
  70                 mwindow->gui->mainmenu->set_show_video(1);
  71         }
  72 }
  73
  74 int VideoWindow::hide_window()
  75 {
  76         if(gui)
  77         {
  78                 video_visible = 0;
  79                 gui->hide_window();
  80                 mwindow->gui->mainmenu->set_show_video(0);
  81         }
  82 }
  83
  84 int VideoWindow::resize_window()
  85 {
  86         int proper_w = mwindow->session->output_w;
  87         int proper_h = mwindow->session->output_h;
  88
  89 //      fix_size(proper_w, proper_h, video_window_w, mwindow->get_aspect_ratio());
  90
  91         gui->update_title();
  92         if(gui &&
  93                 (gui->get_w() != proper_w ||
  94                         gui->get_h() != proper_h))
  95         {
  96                 gui->resize_window(proper_w, proper_h);
  97                 gui->canvas->reposition_window(0, 0, proper_w, proper_h);
  98                 if(video_cropping) gui->canvas->draw_crop_box();
  99                 gui->flash();
 100         }
 101 }
 102
 103 int VideoWindow::fix_size(int &w, int &h, int width_given, float aspect_ratio)
 104 {
 105         w = width_given;
 106         h = (int)((float)width_given / aspect_ratio);
 107 }
 108
 109 int VideoWindow::original_size()
 110 {
 111         int w, h;
 112         get_full_sizes(w, h);
 113         video_window_w = w;
 114         resize_window();
 115 }
 116
 117 int VideoWindow::get_full_sizes(int &w, int &h)
 118 {
 119 //      if(mwindow->get_aspect_ratio() > (float)mwindow->session->output_w / mwindow->session->output_h)
 120 //      {
 121 //              w = (int)((float)mwindow->session->output_h * mwindow->get_aspect_ratio() + 0.5);
 122 //              h = mwindow->session->output_h;
 123 //      }
 124 //      else
 125 //      {
 126 //              w = mwindow->session->output_w;
 127 //              h = (int)((float)mwindow->session->output_w / mwindow->get_aspect_ratio() + 0.5);
 128 //      }
 129 }
 130
 131
 132 void VideoWindow::run()
 133 {
 134         if(gui) gui->run_window();
 135 }
 136
 137 int VideoWindow::init_video()
 138 {
 139         if(gui)
 140         {
 141                 gui->canvas->start_video();
 142         }
 143 }
 144
 145 int VideoWindow::stop_video()
 146 {
 147         if(gui)
 148         {
 149                 gui->canvas->stop_video();
 150         }
 151 }
 152
 153 int VideoWindow::update(BC_Bitmap *frame)
 154 {
 155         if(gui)
 156         {
 157                 gui->lock_window();
 158 //              gui->canvas->draw_bitmap(frame, 1);
 159                 gui->unlock_window();
 160         }
 161 }
 162
 163 int VideoWindow::get_w()
 164 {
 165         if(gui) return gui->get_w();
 166         else return 0;
 167 }
 168
 169 int VideoWindow::get_h()
 170 {
 171         if(gui) return gui->get_h();
 172         else return 0;
 173 }
 174
 175 BC_Bitmap* VideoWindow::get_bitmap()
 176 {
 177         return gui->canvas->new_bitmap(gui->get_w(), gui->get_h());
 178 }
 179
 180 int VideoWindow::reset()
 181 {
 182 }
 183
 184 int VideoWindow::start_cropping()
 185 {
 186         video_cropping = 1;
 187         gui->x1 = 0;
 188         gui->y1 = 0;
 189         gui->x2 = gui->get_w();
 190         gui->y2 = gui->get_h();
 191         gui->canvas->draw_crop_box();
 192         gui->canvas->flash();
 193 }
 194
 195 int VideoWindow::get_aspect_ratio(float &aspect_w, float &aspect_h)
 196 {
 197         int new_w, new_h;
 198         float zoom_factor = (float)video_window_w / mwindow->session->output_w;
 199
 200 // For new aspect ratio
 201         new_w = (int)((float)(gui->x2 - gui->x1) / zoom_factor);
 202         new_h = (int)((float)(gui->y2 - gui->y1) / zoom_factor);
 203
 204         mwindow->create_aspect_ratio(aspect_w, aspect_h, new_w, new_h);
 205 }
 206
 207 int VideoWindow::stop_cropping()
 208 {
 209 //      float x_zoom, y_zoom;
 210 //      int new_w, new_h;
 211 //      float zoom_factor;
 212 //
 213 //      if(mwindow->get_aspect_ratio() < (float)mwindow->session->output_w / mwindow->session->output_h)
 214 //      {
 215 //              x_zoom = 1;
 216 //              y_zoom = (float)mwindow->session->output_w / mwindow->get_aspect_ratio() / mwindow->session->output_h;
 217 //              zoom_factor = (float)video_window_w / mwindow->session->output_w;
 218 //      }
 219 //      else
 220 //      {
 221 //              x_zoom = (float)mwindow->session->output_h * mwindow->get_aspect_ratio() / mwindow->session->output_w;
 222 //              y_zoom = 1;
 223 //              zoom_factor = (float)video_window_w / (mwindow->session->output_h * mwindow->get_aspect_ratio());
 224 //      }
 225 //
 226 //
 227 //      gui->canvas->draw_crop_box();
 228 //      gui->canvas->flash();
 229 //      video_window_w = gui->x2 - gui->x1;
 230 //
 231 //      gui->x1 = (int)(gui->x1 / zoom_factor / x_zoom);
 232 //      gui->y1 = (int)(gui->y1 / zoom_factor / y_zoom);
 233 //      gui->x2 = (int)(gui->x2 / zoom_factor / x_zoom);
 234 //      gui->y2 = (int)(gui->y2 / zoom_factor / y_zoom);
 235 //
 236 //      video_cropping = 0;
 237 }