cinelerra-5.0/plugins/interpolate/interpolate.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 "bcdisplayinfo.h"
  23 #include "clip.h"
  24 #include "colormodels.h"
  25 #include "filexml.h"
  26 #include "aggregated.h"
  27 #include "language.h"
  28 #include "interpolate.h"
  29
  30 #include <stdio.h>
  31 #include <string.h>
  32
  33
  34 REGISTER_PLUGIN(InterpolatePixelsMain)
  35
  36
  37
  38
  39
  40
  41 InterpolatePixelsOffset::InterpolatePixelsOffset(InterpolatePixelsWindow *window,
  42         int x,
  43         int y,
  44         int *output)
  45  : BC_ISlider(x,
  46         y,
  47         0,
  48         50,
  49         50,
  50         0,
  51         1,
  52         *output,
  53         0)
  54 {
  55         this->window = window;
  56         this->output = output;
  57 }
  58
  59 InterpolatePixelsOffset::~InterpolatePixelsOffset()
  60 {
  61 }
  62
  63 int InterpolatePixelsOffset::handle_event()
  64 {
  65         *output = get_value();
  66         window->client->send_configure_change();
  67         return 1;
  68 }
  69
  70
  71
  72
  73
  74
  75 InterpolatePixelsWindow::InterpolatePixelsWindow(InterpolatePixelsMain *client)
  76  : PluginClientWindow(client,
  77         200,
  78         100,
  79         200,
  80         100,
  81         0)
  82 {
  83         this->client = client;
  84 }
  85
  86 InterpolatePixelsWindow::~InterpolatePixelsWindow()
  87 {
  88 }
  89
  90 void InterpolatePixelsWindow::create_objects()
  91 {
  92         int x = 10, y = 10;
  93
  94         BC_Title *title;
  95         add_tool(title = new BC_Title(x, y, _("X Offset:")));
  96         add_tool(x_offset = new InterpolatePixelsOffset(this,
  97                 x + title->get_w() + 5,
  98                 y,
  99                 &client->config.x));
 100         y += MAX(x_offset->get_h(), title->get_h()) + 5;
 101         add_tool(title = new BC_Title(x, y, _("Y Offset:")));
 102         add_tool(y_offset = new InterpolatePixelsOffset(this,
 103                 x + title->get_w() + 5,
 104                 y,
 105                 &client->config.y));
 106         y += MAX(y_offset->get_h(), title->get_h()) + 5;
 107
 108         show_window();
 109 }
 110
 111
 112
 113
 114
 115
 116
 117
 118
 119
 120
 121
 122
 123
 124
 125 InterpolatePixelsConfig::InterpolatePixelsConfig()
 126 {
 127         x = 0;
 128         y = 0;
 129 }
 130
 131 int InterpolatePixelsConfig::equivalent(InterpolatePixelsConfig &that)
 132 {
 133         return x == that.x && y == that.y;
 134 }
 135
 136 void InterpolatePixelsConfig::copy_from(InterpolatePixelsConfig &that)
 137 {
 138         x = that.x;
 139         y = that.y;
 140 }
 141
 142 void InterpolatePixelsConfig::interpolate(InterpolatePixelsConfig &prev,
 143     InterpolatePixelsConfig &next,
 144     int64_t prev_position,
 145     int64_t next_position,
 146     int64_t current_position)
 147 {
 148     this->x = prev.x;
 149     this->y = prev.y;
 150 }
 151
 152
 153
 154
 155
 156
 157 InterpolatePixelsMain::InterpolatePixelsMain(PluginServer *server)
 158  : PluginVClient(server)
 159 {
 160
 161         engine = 0;
 162 }
 163
 164 InterpolatePixelsMain::~InterpolatePixelsMain()
 165 {
 166
 167         delete engine;
 168 }
 169
 170 const char* InterpolatePixelsMain::plugin_title() { return N_("Interpolate Pixels"); }
 171 int InterpolatePixelsMain::is_realtime() { return 1; }
 172
 173
 174 NEW_WINDOW_MACRO(InterpolatePixelsMain, InterpolatePixelsWindow)
 175
 176
 177 void InterpolatePixelsMain::update_gui()
 178 {
 179         if(thread)
 180         {
 181                 int changed = load_configuration();
 182                 if(changed)
 183                 {
 184                         thread->window->lock_window("InterpolatePixelsMain::update_gui");
 185                         ((InterpolatePixelsWindow*)thread->window)->x_offset->update(config.x);
 186                         ((InterpolatePixelsWindow*)thread->window)->y_offset->update(config.y);
 187                         thread->window->unlock_window();
 188                 }
 189         }
 190 }
 191
 192
 193 LOAD_CONFIGURATION_MACRO(InterpolatePixelsMain, InterpolatePixelsConfig)
 194
 195
 196 void InterpolatePixelsMain::save_data(KeyFrame *keyframe)
 197 {
 198         FileXML output;
 199
 200 // cause data to be stored directly in text
 201         output.set_shared_output(keyframe->get_data(), MESSAGESIZE);
 202         output.tag.set_title("INTERPOLATEPIXELS");
 203         output.tag.set_property("X", config.x);
 204         output.tag.set_property("Y", config.y);
 205         output.append_tag();
 206         output.terminate_string();
 207 }
 208
 209 void InterpolatePixelsMain::read_data(KeyFrame *keyframe)
 210 {
 211         FileXML input;
 212
 213         input.set_shared_input(keyframe->get_data(), strlen(keyframe->get_data()));
 214
 215         int result = 0;
 216
 217         while(!result)
 218         {
 219                 result = input.read_tag();
 220
 221                 if(!result)
 222                 {
 223                         if(input.tag.title_is("INTERPOLATEPIXELS"))
 224                         {
 225                                 config.x = input.tag.get_property("X", config.x);
 226                                 config.y = input.tag.get_property("Y", config.y);
 227                         }
 228                 }
 229         }
 230 }
 231
 232
 233
 234 int InterpolatePixelsMain::process_buffer(VFrame *frame,
 235         int64_t start_position,
 236         double frame_rate)
 237 {
 238         load_configuration();
 239
 240 // Set aggregation parameters
 241         frame->get_params()->update("INTERPOLATEPIXELS_X", config.x);
 242         frame->get_params()->update("INTERPOLATEPIXELS_Y", config.y);
 243
 244         read_frame(frame,
 245                 0,
 246                 start_position,
 247                 frame_rate,
 248                 get_use_opengl());
 249 //frame->dump_params();
 250
 251         if(get_use_opengl())
 252         {
 253 // Aggregate with gamma
 254                 if(next_effect_is("Gamma") ||
 255                         next_effect_is("Histogram") ||
 256                         next_effect_is("Color Balance"))
 257                         return 0;
 258
 259
 260                 return run_opengl();
 261         }
 262
 263
 264         if(get_output()->get_color_model() != BC_RGB_FLOAT &&
 265                 get_output()->get_color_model() != BC_RGBA_FLOAT)
 266         {
 267                 printf("InterpolatePixelsMain::process_buffer: only supports float colormodels\n");
 268                 return 1;
 269         }
 270
 271         new_temp(frame->get_w(), frame->get_h(), frame->get_color_model());
 272         get_temp()->copy_from(frame);
 273         if(!engine)
 274                 engine = new InterpolatePixelsEngine(this);
 275         engine->process_packages();
 276
 277         return 0;
 278 }
 279
 280 // The pattern is
 281 //   G B
 282 //   R G
 283 // And is offset to recreate the 4 possibilities.
 284 // The color values are interpolated in the most basic way.
 285 // No adaptive algorithm is used.
 286
 287 int InterpolatePixelsMain::handle_opengl()
 288 {
 289 //printf("InterpolatePixelsMain::handle_opengl\n");
 290 #ifdef HAVE_GL
 291
 292
 293         get_output()->to_texture();
 294         get_output()->enable_opengl();
 295
 296         const char *shader_stack[] = { 0, 0, 0 };
 297         int current_shader = 0;
 298         INTERPOLATE_COMPILE(shader_stack, current_shader)
 299         unsigned int frag = VFrame::make_shader(0,
 300                                         shader_stack[0],
 301                                         0);
 302         if(frag > 0)
 303         {
 304                 glUseProgram(frag);
 305                 glUniform1i(glGetUniformLocation(frag, "tex"), 0);
 306                 INTERPOLATE_UNIFORMS(frag)
 307         }
 308
 309
 310         get_output()->init_screen();
 311         get_output()->bind_texture(0);
 312         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 313         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 314
 315
 316         get_output()->draw_texture();
 317         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
 318         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 319         glUseProgram(0);
 320         get_output()->set_opengl_state(VFrame::SCREEN);
 321
 322 #endif
 323         return 0;
 324 }
 325
 326
 327
 328
 329
 330
 331
 332
 333
 334
 335
 336
 337
 338 InterpolatePixelsPackage::InterpolatePixelsPackage()
 339  : LoadPackage()
 340 {
 341
 342 }
 343
 344
 345
 346
 347
 348
 349 InterpolatePixelsUnit::InterpolatePixelsUnit(InterpolatePixelsEngine *server, InterpolatePixelsMain *plugin)
 350  : LoadClient(server)
 351 {
 352         this->plugin = plugin;
 353         this->server = server;
 354 }
 355
 356 void InterpolatePixelsUnit::process_package(LoadPackage *package)
 357 {
 358         InterpolatePixelsPackage *pkg = (InterpolatePixelsPackage*)package;
 359         int h = plugin->get_temp()->get_h();
 360         int w = plugin->get_temp()->get_w();
 361         int pattern_offset_x = plugin->config.x;
 362         int pattern_offset_y = plugin->config.y;
 363         int y1 = pkg->y1;
 364         int y2 = pkg->y2;
 365         int components = cmodel_components(plugin->get_output()->get_color_model());
 366         float color_matrix[9];
 367         memcpy(color_matrix, server->color_matrix, sizeof(color_matrix));
 368
 369         y1 = MAX(y1, 1);
 370         y2 = MIN(y2, h - 1);
 371
 372 // Only supports float because it's useless in any other colormodel.
 373         for(int i = y1; i < y2; i++)
 374         {
 375                 int pattern_coord_y = (i - pattern_offset_y) % 2;
 376                 float *prev_row = (float*)plugin->get_temp()->get_rows()[i - 1];
 377                 float *current_row = (float*)plugin->get_temp()->get_rows()[i];
 378                 float *next_row = (float*)plugin->get_temp()->get_rows()[i + 1];
 379                 float *out_row = (float*)plugin->get_output()->get_rows()[i];
 380
 381                 prev_row += components;
 382                 current_row += components;
 383                 next_row += components;
 384                 out_row += components;
 385                 float r;
 386                 float g;
 387                 float b;
 388 #undef RED
 389 #define RED 0
 390 #undef GREEN
 391 #define GREEN 1
 392 #undef BLUE
 393 #define BLUE 2
 394                 if(pattern_coord_y == 0)
 395                 {
 396                         for(int j = 1; j < w - 1; j++)
 397                         {
 398                                 int pattern_coord_x = (j - pattern_offset_x) % 2;
 399 // Top left pixel
 400                                 if(pattern_coord_x == 0)
 401                                 {
 402                                         r = (prev_row[RED] + next_row[RED]) / 2;
 403                                         g = current_row[GREEN];
 404                                         b = (current_row[-components + BLUE] + current_row[components + BLUE]) / 2;
 405                                 }
 406                                 else
 407 // Top right pixel
 408                                 {
 409                                         r = (prev_row[-components + RED] +
 410                                                 prev_row[components + RED] +
 411                                                 next_row[-components + RED] +
 412                                                 next_row[components + RED]) / 4;
 413                                         g = (current_row[-components + GREEN] +
 414                                                 prev_row[GREEN] +
 415                                                 current_row[components + GREEN] +
 416                                                 next_row[GREEN]) / 4;
 417                                         b = current_row[BLUE];
 418                                 }
 419
 420                                 out_row[0] = r * color_matrix[0] + g * color_matrix[1] + b * color_matrix[2];
 421                                 out_row[1] = r * color_matrix[3] + g * color_matrix[4] + b * color_matrix[5];
 422                                 out_row[2] = r * color_matrix[6] + g * color_matrix[7] + b * color_matrix[8];
 423                                 prev_row += components;
 424                                 current_row += components;
 425                                 next_row += components;
 426                                 out_row += components;
 427                         }
 428                 }
 429                 else
 430                 {
 431                         for(int j = 1; j < w - 1; j++)
 432                         {
 433                                 int pattern_coord_x = (j - pattern_offset_x) % 2;
 434 // Bottom left pixel
 435                                 if(pattern_coord_x == 0)
 436                                 {
 437                                         r = current_row[RED];
 438                                         g = (current_row[-components + GREEN] +
 439                                                 prev_row[GREEN] +
 440                                                 current_row[components + GREEN] +
 441                                                 next_row[GREEN]) / 4;
 442                                         b = (prev_row[-components + BLUE] +
 443                                                 prev_row[components + BLUE] +
 444                                                 next_row[-components + BLUE] +
 445                                                 next_row[components + BLUE]) / 4;
 446                                 }
 447                                 else
 448 // Bottom right pixel
 449                                 {
 450                                         r = (current_row[-components + RED] + current_row[components + RED]) / 2;
 451                                         g = current_row[GREEN];
 452                                         b = (prev_row[BLUE] + next_row[BLUE]) / 2;
 453                                 }
 454
 455                                 out_row[0] = r * color_matrix[0] + g * color_matrix[1] + b * color_matrix[2];
 456                                 out_row[1] = r * color_matrix[3] + g * color_matrix[4] + b * color_matrix[5];
 457                                 out_row[2] = r * color_matrix[6] + g * color_matrix[7] + b * color_matrix[8];
 458                                 prev_row += components;
 459                                 current_row += components;
 460                                 next_row += components;
 461                                 out_row += components;
 462                         }
 463                 }
 464         }
 465 }
 466
 467
 468
 469
 470 InterpolatePixelsEngine::InterpolatePixelsEngine(InterpolatePixelsMain *plugin)
 471  : LoadServer(plugin->get_project_smp() + 1, plugin->get_project_smp() + 1)
 472 {
 473         this->plugin = plugin;
 474 }
 475
 476 void InterpolatePixelsEngine::init_packages()
 477 {
 478         char string[BCTEXTLEN];
 479         string[0] = 0;
 480         plugin->get_output()->get_params()->get("DCRAW_MATRIX", string);
 481         sscanf(string,
 482                 "%f %f %f %f %f %f %f %f %f",
 483                 &color_matrix[0],
 484                 &color_matrix[1],
 485                 &color_matrix[2],
 486                 &color_matrix[3],
 487                 &color_matrix[4],
 488                 &color_matrix[5],
 489                 &color_matrix[6],
 490                 &color_matrix[7],
 491                 &color_matrix[8]);
 492         for(int i = 0; i < get_total_packages(); i++)
 493         {
 494                 InterpolatePixelsPackage *package = (InterpolatePixelsPackage*)get_package(i);
 495                 package->y1 = plugin->get_temp()->get_h() * i / get_total_packages();
 496                 package->y2 = plugin->get_temp()->get_h() * (i + 1) / get_total_packages();
 497         }
 498 }
 499
 500
 501 LoadClient* InterpolatePixelsEngine::new_client()
 502 {
 503         return new InterpolatePixelsUnit(this, plugin);
 504 }
 505
 506
 507 LoadPackage* InterpolatePixelsEngine::new_package()
 508 {
 509         return new InterpolatePixelsPackage;
 510 }
 511
 512