cinelerra-5.1/plugins/720to480/720to480.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
   5  *
   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.
  10  *
  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.
  15  *
  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
  19  *
  20  */
  21
  22 #include "720to480.h"
  23 #include "clip.h"
  24 #include "bchash.h"
  25 #include "file.h"
  26 #include "filexml.h"
  27 #include "bcdisplayinfo.h"
  28 #include "keyframe.h"
  29 #include "language.h"
  30 #include "mainprogress.h"
  31 #include "vframe.h"
  32
  33
  34 #include <stdint.h>
  35 #include <string.h>
  36
  37
  38 REGISTER_PLUGIN(_720to480Main)
  39
  40
  41 #define FORWARD 0
  42 #define REVERSE 1
  43
  44 _720to480Config::_720to480Config()
  45 {
  46         first_field = 0;
  47         direction = FORWARD;
  48 }
  49
  50
  51
  52
  53
  54 _720to480Window::_720to480Window(_720to480Main *client, int x, int y)
  55  : BC_Window(client->gui_string, x, y, xS(230), yS(150), xS(230), yS(150), 0, 0, 1)
  56 {
  57         this->client = client;
  58 // *** CONTEXT_HELP ***
  59         if(client) context_help_set_keyword(client->plugin_title());
  60         else       context_help_set_keyword("Rendered Video Effects");
  61 }
  62
  63
  64 _720to480Window::~_720to480Window()
  65 {
  66 }
  67
  68 void _720to480Window::create_objects()
  69 {
  70         lock_window("720to480Window::create_objects");
  71         int x = xS(10), y = yS(10);
  72
  73         add_tool(odd_first = new _720to480Order(client, this, 1, x, y, _("Odd field first")));
  74         y += yS(25);
  75         add_tool(even_first = new _720to480Order(client, this, 0, x, y, _("Even field first")));
  76
  77 //      y += yS(25);
  78 //      add_tool(forward = new _720to480Direction(client, this, FORWARD, x, y, _("Downsample")));
  79 //      y += yS(25);
  80 //      add_tool(reverse = new _720to480Direction(client, this, REVERSE, x, y, _("Upsample")));
  81 //
  82         add_subwindow(new BC_OKButton(this));
  83         add_subwindow(new BC_CancelButton(this));
  84
  85         show_window();
  86         flush();
  87         unlock_window();
  88 }
  89
  90 int _720to480Window::close_event()
  91 {
  92         set_done(0);
  93         return 1;
  94 }
  95
  96 void _720to480Window::set_first_field(int first_field)
  97 {
  98         odd_first->update(first_field == 1);
  99         even_first->update(first_field == 0);
 100
 101         client->config.first_field = first_field;
 102 }
 103
 104 void _720to480Window::set_direction(int direction)
 105 {
 106         forward->update(direction == FORWARD);
 107         reverse->update(direction == REVERSE);
 108
 109
 110         client->config.direction = direction;
 111 }
 112
 113
 114
 115 _720to480Order::_720to480Order(_720to480Main *client,
 116                 _720to480Window *window,
 117                 int output,
 118                 int x,
 119                 int y,
 120                 char *text)
 121  : BC_Radial(x,
 122         y,
 123         client->config.first_field == output,
 124         text)
 125 {
 126         this->client = client;
 127         this->window = window;
 128         this->output = output;
 129 }
 130
 131 int _720to480Order::handle_event()
 132 {
 133         window->set_first_field(output);
 134         return 1;
 135 }
 136
 137
 138
 139
 140
 141 _720to480Direction::_720to480Direction(_720to480Main *client,
 142                 _720to480Window *window,
 143                 int output,
 144                 int x,
 145                 int y,
 146                 char *text)
 147  : BC_Radial(x,
 148         y,
 149         client->config.direction == output,
 150         text)
 151 {
 152         this->client = client;
 153         this->window = window;
 154         this->output = output;
 155 }
 156
 157 int _720to480Direction::handle_event()
 158 {
 159         window->set_direction(output);
 160         return 1;
 161 }
 162
 163
 164
 165
 166
 167
 168
 169
 170
 171
 172
 173
 174
 175
 176 _720to480Main::_720to480Main(PluginServer *server)
 177  : PluginVClient(server)
 178 {
 179         temp = 0;
 180 }
 181
 182 _720to480Main::~_720to480Main()
 183 {
 184
 185         if(temp) delete temp;
 186 }
 187
 188 const char* _720to480Main::plugin_title() { return N_("720 to 480"); }
 189 int _720to480Main::is_realtime() { return 0; }
 190
 191 double _720to480Main::get_framerate()
 192 {
 193         return project_frame_rate / 2;
 194 }
 195
 196
 197
 198
 199
 200 int _720to480Main::load_defaults()
 201 {
 202         char directory[BCTEXTLEN];
 203         sprintf(directory, "%s/720to480.rc", File::get_config_path());
 204
 205         defaults = new BC_Hash(directory);
 206         defaults->load();
 207         config.first_field = defaults->get("FIRST_FIELD", config.first_field);
 208         config.direction = defaults->get("DIRECTION", config.direction);
 209         return 0;
 210 }
 211
 212
 213 int _720to480Main::save_defaults()
 214 {
 215         defaults->update("FIRST_FIELD", config.first_field);
 216         defaults->update("DIRECTION", config.direction);
 217         defaults->save();
 218         return 0;
 219 }
 220
 221 int _720to480Main::get_parameters()
 222 {
 223         BC_DisplayInfo info;
 224         _720to480Window window(this,
 225                 info.get_abs_cursor_x(),
 226                 info.get_abs_cursor_y());
 227         window.create_objects();
 228         int result = window.run_window();
 229         return result;
 230 }
 231
 232 int _720to480Main::start_loop()
 233 {
 234         if(PluginClient::interactive)
 235         {
 236                 char string[BCTEXTLEN];
 237                 sprintf(string, "%s...", plugin_title());
 238                 progress = start_progress(string,
 239                         PluginClient::end - PluginClient::start);
 240         }
 241
 242         input_position = PluginClient::start;
 243         return 0;
 244 }
 245
 246
 247 int _720to480Main::stop_loop()
 248 {
 249         if(PluginClient::interactive)
 250         {
 251                 progress->stop_progress();
 252                 delete progress;
 253         }
 254         return 0;
 255 }
 256
 257
 258 #define DST_W 854
 259 #define DST_H 240
 260
 261
 262 void _720to480Main::reduce_field(VFrame *output, VFrame *input, int dest_row)
 263 {
 264         int in_w = input->get_w();
 265         int in_h = input->get_h();
 266         int out_w = output->get_w();
 267         int out_h = output->get_h();
 268
 269 #define REDUCE_MACRO(type, temp, components) \
 270 for(int i = 0; i < DST_H; i++) \
 271 { \
 272         int output_number = dest_row + i * 2; \
 273         if(output_number >= out_h) break; \
 274  \
 275         int in1 = i * 3 + dest_row * 2; \
 276         int in2 = i * 3 + 1 + dest_row * 2; \
 277         int in3 = i * 3 + 2 + dest_row * 2; \
 278  \
 279         if(in1 >= in_h) in1 = in_h - 1; \
 280         if(in2 >= in_h) in2 = in_h - 1; \
 281         if(in3 >= in_h) in3 = in_h - 1; \
 282  \
 283         type *out_row = (type*)output->get_rows()[output_number]; \
 284         type *in_row1 = (type*)input->get_rows()[in1]; \
 285         type *in_row2 = (type*)input->get_rows()[in2]; \
 286         type *in_row3 = (type*)input->get_rows()[in3]; \
 287  \
 288         int w = MIN(out_w, in_w) * components; \
 289         for(int j = 0; j < w; j++) \
 290         { \
 291                 *out_row++ = ((temp)*in_row1++ + \
 292                         (temp)*in_row2++ + \
 293                         (temp)*in_row3++) / 3; \
 294         } \
 295 }
 296
 297         switch(input->get_color_model())
 298         {
 299                 case BC_RGB888:
 300                 case BC_YUV888:
 301                         REDUCE_MACRO(unsigned char, int64_t, 3);
 302                         break;
 303                 case BC_RGB_FLOAT:
 304                         REDUCE_MACRO(float, float, 3);
 305                         break;
 306                 case BC_RGBA8888:
 307                 case BC_YUVA8888:
 308                         REDUCE_MACRO(unsigned char, int64_t, 4);
 309                         break;
 310                 case BC_RGBA_FLOAT:
 311                         REDUCE_MACRO(float, float, 4);
 312                         break;
 313                 case BC_RGB161616:
 314                 case BC_YUV161616:
 315                         REDUCE_MACRO(uint16_t, int64_t, 3);
 316                         break;
 317                 case BC_RGBA16161616:
 318                 case BC_YUVA16161616:
 319                         REDUCE_MACRO(uint16_t, int64_t, 4);
 320                         break;
 321         }
 322 }
 323
 324 int _720to480Main::process_loop(VFrame *output)
 325 {
 326         int result = 0;
 327
 328         if(!temp)
 329                 temp = new VFrame(output->get_w(), output->get_h(),
 330                                 output->get_color_model(), 0);
 331
 332         if(config.direction == FORWARD)
 333         {
 334 // Step 1: Reduce vertically and put in desired fields of output
 335                 read_frame(temp, input_position);
 336                 reduce_field(output, temp, config.first_field == 0 ? 0 : 1);
 337                 input_position++;
 338
 339                 read_frame(temp, input_position);
 340                 reduce_field(output, temp, config.first_field == 0 ? 1 : 0);
 341                 input_position++;
 342         }
 343
 344         if(PluginClient::interactive)
 345                 result = progress->update(input_position - PluginClient::start);
 346
 347         if(input_position >= PluginClient::end) result = 1;
 348
 349         return result;
 350 }
 351
 352
 353
 354
 355
 356
 357 void _720to480Main::save_data(KeyFrame *keyframe)
 358 {
 359         FileXML output;
 360         output.set_shared_output(keyframe->xbuf);
 361         output.tag.set_title("720TO480");
 362         output.tag.set_property("FIRST_FIELD", config.first_field);
 363         output.tag.set_property("DIRECTION", config.direction);
 364         output.append_tag();
 365         output.tag.set_title("/720TO480");
 366         output.append_tag();
 367         output.append_newline();
 368         output.terminate_string();
 369 }
 370
 371 void _720to480Main::read_data(KeyFrame *keyframe)
 372 {
 373         FileXML input;
 374         input.set_shared_input(keyframe->xbuf);
 375
 376         while(!input.read_tag())
 377         {
 378                 if(input.tag.title_is("720TO480"))
 379                 {
 380                         config.first_field = input.tag.get_property("FIRST_FIELD", config.first_field);
 381                         config.direction = input.tag.get_property("DIRECTION", config.direction);
 382                 }
 383         }
 384 }
 385