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,
  56         x,
  57         y,
  58         230,
  59         150,
  60         230,
  61         150,
  62         0,
  63         0,
  64         1)
  65 {
  66         this->client = client;
  67 }
  68
  69
  70 _720to480Window::~_720to480Window()
  71 {
  72 }
  73
  74 void _720to480Window::create_objects()
  75 {
  76         int x = 10, y = 10;
  77
  78         add_tool(odd_first = new _720to480Order(client, this, 1, x, y, _("Odd field first")));
  79         y += 25;
  80         add_tool(even_first = new _720to480Order(client, this, 0, x, y, _("Even field first")));
  81
  82 //      y += 25;
  83 //      add_tool(forward = new _720to480Direction(client, this, FORWARD, x, y, _("Downsample")));
  84 //      y += 25;
  85 //      add_tool(reverse = new _720to480Direction(client, this, REVERSE, x, y, _("Upsample")));
  86 //
  87         add_subwindow(new BC_OKButton(this));
  88         add_subwindow(new BC_CancelButton(this));
  89
  90         show_window();
  91         flush();
  92 }
  93
  94 int _720to480Window::close_event()
  95 {
  96         set_done(0);
  97         return 1;
  98 }
  99
 100 void _720to480Window::set_first_field(int first_field)
 101 {
 102         odd_first->update(first_field == 1);
 103         even_first->update(first_field == 0);
 104
 105         client->config.first_field = first_field;
 106 }
 107
 108 void _720to480Window::set_direction(int direction)
 109 {
 110         forward->update(direction == FORWARD);
 111         reverse->update(direction == REVERSE);
 112
 113
 114         client->config.direction = direction;
 115 }
 116
 117
 118
 119 _720to480Order::_720to480Order(_720to480Main *client,
 120                 _720to480Window *window,
 121                 int output,
 122                 int x,
 123                 int y,
 124                 char *text)
 125  : BC_Radial(x,
 126         y,
 127         client->config.first_field == output,
 128         text)
 129 {
 130         this->client = client;
 131         this->window = window;
 132         this->output = output;
 133 }
 134
 135 int _720to480Order::handle_event()
 136 {
 137         window->set_first_field(output);
 138         return 1;
 139 }
 140
 141
 142
 143
 144
 145 _720to480Direction::_720to480Direction(_720to480Main *client,
 146                 _720to480Window *window,
 147                 int output,
 148                 int x,
 149                 int y,
 150                 char *text)
 151  : BC_Radial(x,
 152         y,
 153         client->config.direction == output,
 154         text)
 155 {
 156         this->client = client;
 157         this->window = window;
 158         this->output = output;
 159 }
 160
 161 int _720to480Direction::handle_event()
 162 {
 163         window->set_direction(output);
 164         return 1;
 165 }
 166
 167
 168
 169
 170
 171
 172
 173
 174
 175
 176
 177
 178
 179
 180 _720to480Main::_720to480Main(PluginServer *server)
 181  : PluginVClient(server)
 182 {
 183         temp = 0;
 184 }
 185
 186 _720to480Main::~_720to480Main()
 187 {
 188
 189         if(temp) delete temp;
 190 }
 191
 192 const char* _720to480Main::plugin_title() { return N_("720 to 480"); }
 193 int _720to480Main::is_realtime() { return 0; }
 194
 195 double _720to480Main::get_framerate()
 196 {
 197         return project_frame_rate / 2;
 198 }
 199
 200
 201
 202
 203
 204 int _720to480Main::load_defaults()
 205 {
 206         char directory[BCTEXTLEN];
 207         sprintf(directory, "%s/720to480.rc", File::get_config_path());
 208
 209         defaults = new BC_Hash(directory);
 210         defaults->load();
 211         config.first_field = defaults->get("FIRST_FIELD", config.first_field);
 212         config.direction = defaults->get("DIRECTION", config.direction);
 213         return 0;
 214 }
 215
 216
 217 int _720to480Main::save_defaults()
 218 {
 219         defaults->update("FIRST_FIELD", config.first_field);
 220         defaults->update("DIRECTION", config.direction);
 221         defaults->save();
 222         return 0;
 223 }
 224
 225 int _720to480Main::get_parameters()
 226 {
 227         BC_DisplayInfo info;
 228         _720to480Window window(this,
 229                 info.get_abs_cursor_x(),
 230                 info.get_abs_cursor_y());
 231         window.create_objects();
 232         int result = window.run_window();
 233         return result;
 234 }
 235
 236 int _720to480Main::start_loop()
 237 {
 238         if(PluginClient::interactive)
 239         {
 240                 char string[BCTEXTLEN];
 241                 sprintf(string, "%s...", plugin_title());
 242                 progress = start_progress(string,
 243                         PluginClient::end - PluginClient::start);
 244         }
 245
 246         input_position = PluginClient::start;
 247         return 0;
 248 }
 249
 250
 251 int _720to480Main::stop_loop()
 252 {
 253         if(PluginClient::interactive)
 254         {
 255                 progress->stop_progress();
 256                 delete progress;
 257         }
 258         return 0;
 259 }
 260
 261
 262 #define DST_W 854
 263 #define DST_H 240
 264
 265
 266 void _720to480Main::reduce_field(VFrame *output, VFrame *input, int dest_row)
 267 {
 268         int in_w = input->get_w();
 269         int in_h = input->get_h();
 270         int out_w = output->get_w();
 271         int out_h = output->get_h();
 272
 273 #define REDUCE_MACRO(type, temp, components) \
 274 for(int i = 0; i < DST_H; i++) \
 275 { \
 276         int output_number = dest_row + i * 2; \
 277         if(output_number >= out_h) break; \
 278  \
 279         int in1 = i * 3 + dest_row * 2; \
 280         int in2 = i * 3 + 1 + dest_row * 2; \
 281         int in3 = i * 3 + 2 + dest_row * 2; \
 282  \
 283         if(in1 >= in_h) in1 = in_h - 1; \
 284         if(in2 >= in_h) in2 = in_h - 1; \
 285         if(in3 >= in_h) in3 = in_h - 1; \
 286  \
 287         type *out_row = (type*)output->get_rows()[output_number]; \
 288         type *in_row1 = (type*)input->get_rows()[in1]; \
 289         type *in_row2 = (type*)input->get_rows()[in2]; \
 290         type *in_row3 = (type*)input->get_rows()[in3]; \
 291  \
 292         int w = MIN(out_w, in_w) * components; \
 293         for(int j = 0; j < w; j++) \
 294         { \
 295                 *out_row++ = ((temp)*in_row1++ + \
 296                         (temp)*in_row2++ + \
 297                         (temp)*in_row3++) / 3; \
 298         } \
 299 }
 300
 301         switch(input->get_color_model())
 302         {
 303                 case BC_RGB888:
 304                 case BC_YUV888:
 305                         REDUCE_MACRO(unsigned char, int64_t, 3);
 306                         break;
 307                 case BC_RGB_FLOAT:
 308                         REDUCE_MACRO(float, float, 3);
 309                         break;
 310                 case BC_RGBA8888:
 311                 case BC_YUVA8888:
 312                         REDUCE_MACRO(unsigned char, int64_t, 4);
 313                         break;
 314                 case BC_RGBA_FLOAT:
 315                         REDUCE_MACRO(float, float, 4);
 316                         break;
 317                 case BC_RGB161616:
 318                 case BC_YUV161616:
 319                         REDUCE_MACRO(uint16_t, int64_t, 3);
 320                         break;
 321                 case BC_RGBA16161616:
 322                 case BC_YUVA16161616:
 323                         REDUCE_MACRO(uint16_t, int64_t, 4);
 324                         break;
 325         }
 326 }
 327
 328 int _720to480Main::process_loop(VFrame *output)
 329 {
 330         int result = 0;
 331
 332         if(!temp)
 333                 temp = new VFrame(output->get_w(), output->get_h(),
 334                                 output->get_color_model(), 0);
 335
 336         if(config.direction == FORWARD)
 337         {
 338 // Step 1: Reduce vertically and put in desired fields of output
 339                 read_frame(temp, input_position);
 340                 reduce_field(output, temp, config.first_field == 0 ? 0 : 1);
 341                 input_position++;
 342
 343                 read_frame(temp, input_position);
 344                 reduce_field(output, temp, config.first_field == 0 ? 1 : 0);
 345                 input_position++;
 346         }
 347
 348         if(PluginClient::interactive)
 349                 result = progress->update(input_position - PluginClient::start);
 350
 351         if(input_position >= PluginClient::end) result = 1;
 352
 353         return result;
 354 }
 355
 356
 357
 358
 359
 360
 361 void _720to480Main::save_data(KeyFrame *keyframe)
 362 {
 363         FileXML output;
 364         output.set_shared_output(keyframe->xbuf);
 365         output.tag.set_title("720TO480");
 366         output.tag.set_property("FIRST_FIELD", config.first_field);
 367         output.tag.set_property("DIRECTION", config.direction);
 368         output.append_tag();
 369         output.tag.set_title("/720TO480");
 370         output.append_tag();
 371         output.append_newline();
 372         output.terminate_string();
 373 }
 374
 375 void _720to480Main::read_data(KeyFrame *keyframe)
 376 {
 377         FileXML input;
 378         input.set_shared_input(keyframe->xbuf);
 379
 380         while(!input.read_tag())
 381         {
 382                 if(input.tag.title_is("720TO480"))
 383                 {
 384                         config.first_field = input.tag.get_property("FIRST_FIELD", config.first_field);
 385                         config.direction = input.tag.get_property("DIRECTION", config.direction);
 386                 }
 387         }
 388 }
 389