cinelerra-5.1/cinelerra/fileffmpeg.C

   1
   2 #include <stdio.h>
   3 #include <stdint.h>
   4 #include <stdlib.h>
   5 #include <unistd.h>
   6 #include <string.h>
   7 // work around for __STDC_CONSTANT_MACROS
   8 #include <lzma.h>
   9
  10 #include "asset.h"
  11 #include "bcwindowbase.h"
  12 #include "bitspopup.h"
  13 #include "ctype.h"
  14 #include "ffmpeg.h"
  15 #include "filebase.h"
  16 #include "file.h"
  17 #include "fileffmpeg.h"
  18 #include "filesystem.h"
  19 #include "indexfile.h"
  20 #include "language.h"
  21 #include "mainerror.h"
  22 #include "mainprogress.h"
  23 #include "mutex.h"
  24 #include "preferences.h"
  25 #include "videodevice.inc"
  26
  27 FileFFMPEG::FileFFMPEG(Asset *asset, File *file)
  28   : FileBase(asset, file)
  29 {
  30         ff = 0;
  31         if(asset->format == FILE_UNKNOWN)
  32                 asset->format = FILE_FFMPEG;
  33 }
  34
  35 FileFFMPEG::~FileFFMPEG()
  36 {
  37         delete ff;
  38 }
  39
  40
  41 FFMpegConfigNum::FFMpegConfigNum(BC_Window *window,
  42                 int x, int y, char *title_text, int *output)
  43  : BC_TumbleTextBox(window, *output, -1, INT_MAX, 100, y, 100)
  44 {
  45         this->window = window;
  46         this->x = x;  this->y = y;
  47         this->title_text = title_text;
  48         this->output = output;
  49 }
  50
  51 FFMpegConfigNum::~FFMpegConfigNum()
  52 {
  53 }
  54
  55 void FFMpegConfigNum::create_objects()
  56 {
  57         window->add_subwindow(title = new BC_Title(x, y, title_text));
  58         BC_TumbleTextBox::create_objects();
  59 }
  60
  61 int FFMpegConfigNum::update_param(const char *param, const char *opts)
  62 {
  63         char value[BCTEXTLEN];
  64         if( !FileFFMPEG::get_ff_option(param, opts, value) ) {
  65                 if( (*output = atoi(value)) < 0 ) {
  66                         disable(1);
  67                         return 0;
  68                 }
  69         }
  70         BC_TumbleTextBox::update((int64_t)*output);
  71         enable();
  72         return 1;
  73 }
  74
  75 int FFMpegConfigNum::handle_event()
  76 {
  77         *output = atoi(get_text());
  78         return 1;
  79 }
  80
  81 FFMpegAudioNum::FFMpegAudioNum(BC_Window *window,
  82                 int x, int y, char *title_text, int *output)
  83  : FFMpegConfigNum(window, x, y, title_text, output)
  84 {
  85 }
  86
  87 int FFMpegAudioBitrate::handle_event()
  88 {
  89         int ret = FFMpegAudioNum::handle_event();
  90         return ret;
  91 }
  92
  93 FFMpegVideoNum::FFMpegVideoNum(BC_Window *window,
  94                 int x, int y, char *title_text, int *output)
  95  : FFMpegConfigNum(window, x, y, title_text, output)
  96 {
  97 }
  98
  99 int FFMpegVideoBitrate::handle_event()
 100 {
 101         int ret = FFMpegVideoNum::handle_event();
 102         Asset *asset = window()->asset;
 103         if( asset->ff_video_bitrate > 0 )
 104                 window()->quality->disable();
 105         else if( !window()->quality->get_textbox()->is_hidden() )
 106                 window()->quality->enable();
 107         return ret;
 108 }
 109
 110 int FFMpegVideoQuality::handle_event()
 111 {
 112         int ret = FFMpegVideoNum::handle_event();
 113         Asset *asset = window()->asset;
 114         if( asset->ff_video_quality >= 0 )
 115                 window()->bitrate->disable();
 116         else if( !window()->bitrate->get_textbox()->is_hidden() )
 117                 window()->bitrate->enable();
 118         return ret;
 119 }
 120
 121 void FileFFMPEG::set_parameters(char *cp, int len, const char *bp)
 122 {
 123         char *ep = cp + len-2, ch = 0;
 124         while( cp < ep && *bp != 0 ) { ch = *bp++; *cp++ = ch; }
 125         if( ch != '\n' ) *cp++ = '\n';
 126         *cp = 0;
 127 }
 128
 129 void FileFFMPEG::get_parameters(BC_WindowBase *parent_window,
 130                 Asset *asset, BC_WindowBase *&format_window,
 131                 int audio_options, int video_options)
 132 {
 133         if(audio_options) {
 134                 FFMPEGConfigAudio *window = new FFMPEGConfigAudio(parent_window, asset);
 135                 format_window = window;
 136                 window->create_objects();
 137                 if( !window->run_window() )
 138                         set_parameters(asset->ff_audio_options, sizeof(asset->ff_audio_options),
 139                                  window->audio_options->get_text());
 140                 delete window;
 141         }
 142         else if(video_options) {
 143                 FFMPEGConfigVideo *window = new FFMPEGConfigVideo(parent_window, asset);
 144                 format_window = window;
 145                 window->create_objects();
 146                 if( !window->run_window() )
 147                         set_parameters(asset->ff_video_options, sizeof(asset->ff_video_options),
 148                                  window->video_options->get_text());
 149                 delete window;
 150         }
 151 }
 152
 153 int FileFFMPEG::check_sig(Asset *asset)
 154 {
 155         char *ptr = strstr(asset->path, ".pcm");
 156         if( ptr ) return 0;
 157         ptr = strstr(asset->path, ".raw");
 158         if( ptr ) return 0;
 159
 160         FFMPEG ffmpeg(0);
 161         int ret = !ffmpeg.init_decoder(asset->path) &&
 162                 !ffmpeg.open_decoder() ? 1 : 0;
 163         return ret;
 164 }
 165
 166 void FileFFMPEG::get_info(char *path, char *text, int len)
 167 {
 168         char *cp = text;
 169         FFMPEG ffmpeg(0);
 170         cp += sprintf(cp, _("file path: %s\n"), path);
 171         struct stat st;
 172         int ret = 0;
 173         if( stat(path, &st) < 0 ) {
 174                 cp += sprintf(cp, _(" err: %s\n"), strerror(errno));
 175                 ret = 1;
 176         }
 177         else {
 178                 cp += sprintf(cp, _("  %jd bytes\n"), st.st_size);
 179         }
 180         if( !ret ) ret = ffmpeg.init_decoder(path);
 181         if( !ret ) ret = ffmpeg.open_decoder();
 182         if( !ret ) {
 183                 cp += sprintf(cp, _("info:\n"));
 184                 ffmpeg.info(cp, len-(cp-text));
 185         }
 186         else
 187                 sprintf(cp, _("== open failed\n"));
 188 }
 189
 190 int FileFFMPEG::get_video_info(int track, int &pid, double &framerate,
 191                 int &width, int &height, char *title)
 192 {
 193         if( !ff ) return -1;
 194         pid = ff->ff_video_pid(track);
 195         framerate = ff->ff_frame_rate(track);
 196         width = ff->ff_video_width(track);
 197         height = ff->ff_video_height(track);
 198         if( title ) *title = 0;
 199         return 0;
 200 }
 201
 202 int FileFFMPEG::get_audio_for_video(int vstream, int astream, int64_t &channel_mask)
 203 {
 204         if( !ff ) return 1;
 205         return ff->ff_audio_for_video(vstream, astream, channel_mask);
 206 }
 207
 208 int FileFFMPEG::select_video_stream(Asset *asset, int vstream)
 209 {
 210         if( !ff || !asset->video_data ) return 1;
 211         asset->width = ff->ff_video_width(vstream);
 212         asset->height = ff->ff_video_height(vstream);
 213         if( (asset->video_length = ff->ff_video_frames(vstream)) < 2 )
 214                 asset->video_length = asset->video_length < 0 ? 0 : -1;
 215         asset->frame_rate = ff->ff_frame_rate(vstream);
 216         return 0;
 217 }
 218
 219 int FileFFMPEG::select_audio_stream(Asset *asset, int astream)
 220 {
 221         if( !ff || !asset->audio_data ) return 1;
 222         asset->sample_rate = ff->ff_sample_rate(astream);
 223         asset->audio_length = ff->ff_audio_samples(astream);
 224         return 0;
 225 }
 226
 227 int FileFFMPEG::open_file(int rd, int wr)
 228 {
 229         int result = 0;
 230         if( ff ) return 1;
 231         ff = new FFMPEG(this);
 232
 233         if( rd ) {
 234                 result = ff->init_decoder(asset->path);
 235                 if( !result ) result = ff->open_decoder();
 236                 if( !result ) {
 237                         int audio_channels = ff->ff_total_audio_channels();
 238                         if( audio_channels > 0 ) {
 239                                 asset->audio_data = 1;
 240                                 asset->channels = audio_channels;
 241                                 asset->sample_rate = ff->ff_sample_rate(0);
 242                                 asset->audio_length = ff->ff_audio_samples(0);
 243                                 strcpy(asset->acodec, ff->ff_audio_format(0));
 244                         }
 245                         int video_layers = ff->ff_total_video_layers();
 246                         if( video_layers > 0 ) {
 247                                 asset->video_data = 1;
 248                                 if( !asset->layers ) asset->layers = video_layers;
 249                                 asset->actual_width = ff->ff_video_width(0);
 250                                 asset->actual_height = ff->ff_video_height(0);
 251                                 if( !asset->width ) asset->width = asset->actual_width;
 252                                 if( !asset->height ) asset->height = asset->actual_height;
 253                                 if( !asset->video_length &&
 254                                     (asset->video_length = ff->ff_video_frames(0)) < 2 )
 255                                         asset->video_length = asset->video_length < 0 ? 0 : -1;
 256                                 if( !asset->frame_rate ) asset->frame_rate = ff->ff_frame_rate(0);
 257                                 strcpy(asset->vcodec, ff->ff_video_format(0));
 258                         }
 259                         IndexState *index_state = asset->index_state;
 260                         index_state->read_markers(file->preferences->index_directory, asset->path);
 261                 }
 262         }
 263         else if( wr ) {
 264                 result = ff->init_encoder(asset->path);
 265                 // must be in this order or dvdauthor will fail
 266                 if( !result && asset->video_data )
 267                         result = ff->open_encoder("video", asset->vcodec);
 268                 if( !result && asset->audio_data )
 269                         result = ff->open_encoder("audio", asset->acodec);
 270         }
 271         return result;
 272 }
 273
 274 int FileFFMPEG::close_file()
 275 {
 276         delete ff;
 277         ff = 0;
 278         return 0;
 279 }
 280
 281
 282 int FileFFMPEG::write_samples(double **buffer, int64_t len)
 283 {
 284         if( !ff || len < 0 ) return -1;
 285         int stream = 0;
 286         int ret = ff->encode(stream, buffer, len);
 287         return ret;
 288 }
 289
 290 int FileFFMPEG::write_frames(VFrame ***frames, int len)
 291 {
 292         if( !ff ) return -1;
 293         int ret = 0, layer = 0;
 294         for(int i = 0; i < 1; i++) {
 295                 for(int j = 0; j < len && !ret; j++) {
 296                         VFrame *frame = frames[i][j];
 297                         ret = ff->encode(layer, frame);
 298                 }
 299         }
 300         return ret;
 301 }
 302
 303
 304 int FileFFMPEG::read_samples(double *buffer, int64_t len)
 305 {
 306         if( !ff || len < 0 ) return -1;
 307         int ch = file->current_channel;
 308         int64_t pos = file->current_sample;
 309         int ret = ff->decode(ch, pos, buffer, len);
 310         if( ret > 0 ) return 0;
 311         memset(buffer,0,len*sizeof(*buffer));
 312         return -1;
 313 }
 314
 315 int FileFFMPEG::read_frame(VFrame *frame)
 316 {
 317         if( !ff ) return -1;
 318         int layer = file->current_layer;
 319         int64_t pos = asset->video_length >= 0 ? file->current_frame : 0;
 320         int ret = ff->decode(layer, pos, frame);
 321         frame->set_status(ret);
 322         if( ret >= 0 ) return 0;
 323         frame->clear_frame();
 324         return -1;
 325 }
 326
 327
 328 int64_t FileFFMPEG::get_memory_usage()
 329 {
 330         return 0;
 331 }
 332
 333 int FileFFMPEG::colormodel_supported(int colormodel)
 334 {
 335         return colormodel;
 336 }
 337
 338 int FileFFMPEG::get_best_colormodel(Asset *asset, int driver)
 339 {
 340         switch(driver) {
 341 // the direct X11 color model requires scaling in the codec
 342         case PLAYBACK_X11: return BC_BGR8888;
 343 //      case PLAYBACK_X11: return BC_RGB888;
 344         case PLAYBACK_X11_GL: return BC_RGB888;
 345         }
 346
 347         return BC_YUV420P;
 348 }
 349
 350 int FileFFMPEG::can_render(const char *fformat, const char *type)
 351 {
 352         FileSystem fs;
 353         char option_path[BCTEXTLEN];
 354         FFMPEG::set_option_path(option_path, type);
 355         fs.update(option_path);
 356         int total_files = fs.total_files();
 357         for( int i=0; i<total_files; ++i ) {
 358                 const char *name = fs.get_entry(i)->get_name();
 359                 const char *ext = strrchr(name,'.');
 360                 if( !ext ) continue;
 361                 if( !strcmp(fformat, ++ext) ) return 1;
 362         }
 363         return 0;
 364 }
 365
 366 int FileFFMPEG::get_ff_option(const char *nm, const char *options, char *value)
 367 {
 368         for( const char *cp=options; *cp!=0; ) {
 369                 char line[BCTEXTLEN], *bp = line, *ep = bp+sizeof(line)-1;
 370                 while( bp < ep && *cp && *cp!='\n' ) *bp++ = *cp++;
 371                 if( *cp ) ++cp;
 372                 *bp = 0;
 373                 if( !line[0] || line[0] == '#' || line[0] == ';' ) continue;
 374                 char key[BCSTRLEN], val[BCTEXTLEN];
 375                 if( FFMPEG::scan_option_line(line, key, val) ) continue;
 376                 if( !strcmp(key, nm) ) {
 377                         strcpy(value, val);
 378                         return 0;
 379                 }
 380         }
 381         return 1;
 382 }
 383
 384 //======
 385
 386 FFMPEGConfigAudio::FFMPEGConfigAudio(BC_WindowBase *parent_window, Asset *asset)
 387  : BC_Window(_(PROGRAM_NAME ": Audio Preset"),
 388         parent_window->get_abs_cursor_x(1),
 389         parent_window->get_abs_cursor_y(1),
 390         420, 420)
 391 {
 392         this->parent_window = parent_window;
 393         this->asset = asset;
 394         preset_popup = 0;
 395
 396         bitrate = 0;
 397         audio_options = 0;
 398         ff_options_dialog = 0;
 399 }
 400
 401 FFMPEGConfigAudio::~FFMPEGConfigAudio()
 402 {
 403         delete ff_options_dialog;
 404         lock_window("FFMPEGConfigAudio::~FFMPEGConfigAudio");
 405         delete preset_popup;
 406         presets.remove_all_objects();
 407         unlock_window();
 408 }
 409
 410 void FFMPEGConfigAudio::create_objects()
 411 {
 412         int x = 10, y = 10;
 413         lock_window("FFMPEGConfigAudio::create_objects");
 414
 415         FileSystem fs;
 416         char option_path[BCTEXTLEN];
 417         FFMPEG::set_option_path(option_path, "audio");
 418         fs.update(option_path);
 419         int total_files = fs.total_files();
 420         for(int i = 0; i < total_files; i++) {
 421                 const char *name = fs.get_entry(i)->get_name();
 422                 if( asset->fformat[0] != 0 ) {
 423                         const char *ext = strrchr(name,'.');
 424                         if( !ext ) continue;
 425                         if( strcmp(asset->fformat, ++ext) ) continue;
 426                 }
 427                 presets.append(new BC_ListBoxItem(name));
 428         }
 429
 430         if( asset->acodec[0] ) {
 431                 int k = presets.size();
 432                 while( --k >= 0 && strcmp(asset->acodec, presets[k]->get_text()) );
 433                 if( k < 0 ) asset->acodec[0] = 0;
 434         }
 435
 436         if( !asset->acodec[0] && presets.size() > 0 )
 437                 strcpy(asset->acodec, presets[0]->get_text());
 438
 439         add_tool(new BC_Title(x, y, _("Preset:")));
 440         y += 25;
 441         preset_popup = new FFMPEGConfigAudioPopup(this, x, y);
 442         preset_popup->create_objects();
 443
 444         y += 50;
 445         bitrate = new FFMpegAudioBitrate(this, x, y, _("Bitrate:"), &asset->ff_audio_bitrate);
 446         bitrate->create_objects();
 447         bitrate->set_increment(1000);
 448         bitrate->set_boundaries((int64_t)0, (int64_t)INT_MAX);
 449
 450         y += bitrate->get_h() + 10;
 451         BC_Title *title = new BC_Title(x, y, _("Audio Options:"));
 452         add_subwindow(title);
 453
 454         ff_options_dialog = new FFOptionsAudioDialog(this);
 455         int x1 = x + title->get_w() + 8;
 456         add_subwindow(new FFOptionsViewAudio(this, x1, y, _("view")));
 457
 458         y += 25;
 459         if( !asset->ff_audio_options[0] && asset->acodec[0] ) {
 460                 FFMPEG::set_option_path(option_path, "audio/%s", asset->acodec);
 461                 FFMPEG::load_options(option_path, asset->ff_audio_options,
 462                          sizeof(asset->ff_audio_options));
 463         }
 464
 465         audio_options = new FFAudioOptions(this, x, y, get_w()-x-20, 10,
 466                  sizeof(asset->ff_audio_options)-1, asset->ff_audio_options);
 467         audio_options->create_objects();
 468         add_subwindow(new BC_OKButton(this));
 469         add_subwindow(new BC_CancelButton(this));
 470         show_window(1);
 471
 472         bitrate->update_param("cin_bitrate", asset->ff_audio_options);
 473
 474         unlock_window();
 475 }
 476
 477 int FFMPEGConfigAudio::close_event()
 478 {
 479         set_done(1);
 480         return 1;
 481 }
 482
 483 FFAudioOptions::FFAudioOptions(FFMPEGConfigAudio *audio_popup,
 484         int x, int y, int w, int rows, int size, char *text)
 485  : BC_ScrollTextBox(audio_popup, x, y, w, rows, text, size)
 486 {
 487         this->audio_popup = audio_popup;
 488 }
 489
 490
 491 FFMPEGConfigAudioPopup::FFMPEGConfigAudioPopup(FFMPEGConfigAudio *popup, int x, int y)
 492  : BC_PopupTextBox(popup, &popup->presets, popup->asset->acodec, x, y, 300, 300)
 493 {
 494         this->popup = popup;
 495 }
 496
 497 int FFMPEGConfigAudioPopup::handle_event()
 498 {
 499         strcpy(popup->asset->acodec, get_text());
 500         Asset *asset = popup->asset;
 501         asset->ff_audio_bitrate = 0;
 502         char option_path[BCTEXTLEN];
 503         FFMPEG::set_option_path(option_path, "audio/%s", asset->acodec);
 504         FFMPEG::load_options(option_path, asset->ff_audio_options,
 505                          sizeof(asset->ff_audio_options));
 506         popup->audio_options->update(asset->ff_audio_options);
 507         popup->audio_options->set_text_row(0);
 508
 509         popup->bitrate->update_param("cin_bitrate", asset->ff_audio_options);
 510         return 1;
 511 }
 512
 513
 514 FFMPEGConfigAudioToggle::FFMPEGConfigAudioToggle(FFMPEGConfigAudio *popup,
 515         char *title_text, int x, int y, int *output)
 516  : BC_CheckBox(x, y, *output, title_text)
 517 {
 518         this->popup = popup;
 519         this->output = output;
 520 }
 521 int FFMPEGConfigAudioToggle::handle_event()
 522 {
 523         *output = get_value();
 524         return 1;
 525 }
 526
 527 //======
 528
 529 FFMPEGConfigVideo::FFMPEGConfigVideo(BC_WindowBase *parent_window, Asset *asset)
 530  : BC_Window(_(PROGRAM_NAME ": Video Preset"),
 531         parent_window->get_abs_cursor_x(1),
 532         parent_window->get_abs_cursor_y(1),
 533         420, 420)
 534 {
 535         this->parent_window = parent_window;
 536         this->asset = asset;
 537         preset_popup = 0;
 538
 539         bitrate = 0;
 540         quality = 0;
 541         video_options = 0;
 542 }
 543
 544 FFMPEGConfigVideo::~FFMPEGConfigVideo()
 545 {
 546         delete ff_options_dialog;
 547         lock_window("FFMPEGConfigVideo::~FFMPEGConfigVideo");
 548         if(preset_popup) delete preset_popup;
 549         presets.remove_all_objects();
 550         unlock_window();
 551 }
 552
 553 void FFMPEGConfigVideo::create_objects()
 554 {
 555         int x = 10, y = 10;
 556         lock_window("FFMPEGConfigVideo::create_objects");
 557
 558         add_subwindow(new BC_Title(x, y, _("Compression:")));
 559         y += 25;
 560
 561         FileSystem fs;
 562         char option_path[BCTEXTLEN];
 563         FFMPEG::set_option_path(option_path, "video");
 564         fs.update(option_path);
 565         int total_files = fs.total_files();
 566         for(int i = 0; i < total_files; i++) {
 567                 const char *name = fs.get_entry(i)->get_name();
 568                 if( asset->fformat[0] != 0 ) {
 569                         const char *ext = strrchr(name,'.');
 570                         if( !ext ) continue;
 571                         if( strcmp(asset->fformat, ++ext) ) continue;
 572                 }
 573                 presets.append(new BC_ListBoxItem(name));
 574         }
 575
 576         if( asset->vcodec[0] ) {
 577                 int k = presets.size();
 578                 while( --k >= 0 && strcmp(asset->vcodec, presets[k]->get_text()) );
 579                 if( k < 0 ) asset->vcodec[0] = 0;
 580         }
 581
 582         if( !asset->vcodec[0] && presets.size() > 0 )
 583                 strcpy(asset->vcodec, presets[0]->get_text());
 584
 585         preset_popup = new FFMPEGConfigVideoPopup(this, x, y);
 586         preset_popup->create_objects();
 587
 588         if( asset->ff_video_bitrate > 0 && asset->ff_video_quality >= 0 ) {
 589                 asset->ff_video_bitrate = 0;  asset->ff_video_quality = -1;
 590         }
 591
 592         y += 50;
 593         bitrate = new FFMpegVideoBitrate(this, x, y, _("Bitrate:"), &asset->ff_video_bitrate);
 594         bitrate->create_objects();
 595         bitrate->set_increment(100000);
 596         bitrate->set_boundaries((int64_t)0, (int64_t)INT_MAX);
 597         y += bitrate->get_h() + 5;
 598         quality = new FFMpegVideoQuality(this, x, y, _("Quality:"), &asset->ff_video_quality);
 599         quality->create_objects();
 600         quality->set_increment(1);
 601         quality->set_boundaries((int64_t)-1, (int64_t)51);
 602
 603         y += quality->get_h() + 10;
 604         BC_Title *title = new BC_Title(x, y, _("Video Options:"));
 605         add_subwindow(title);
 606
 607         ff_options_dialog = new FFOptionsVideoDialog(this);
 608         int x1 = x + title->get_w() + 8;
 609         add_subwindow(new FFOptionsViewVideo(this, x1, y, _("view")));
 610
 611         y += 25;
 612         if( !asset->ff_video_options[0] && asset->vcodec[0] ) {
 613                 FFMPEG::set_option_path(option_path, "video/%s", asset->vcodec);
 614                 FFMPEG::load_options(option_path, asset->ff_video_options,
 615                          sizeof(asset->ff_video_options));
 616         }
 617
 618         video_options = new FFVideoOptions(this, x, y, get_w()-x-20, 10,
 619                  sizeof(asset->ff_video_options)-1, asset->ff_video_options);
 620         video_options->create_objects();
 621         add_subwindow(new BC_OKButton(this));
 622         add_subwindow(new BC_CancelButton(this));
 623         show_window(1);
 624
 625         bitrate->update_param("cin_bitrate", asset->ff_video_options);
 626         quality->update_param("cin_quality", asset->ff_video_options);
 627
 628         if( asset->ff_video_bitrate > 0 ) quality->disable();
 629         else if( asset->ff_video_quality >= 0 ) bitrate->disable();
 630         unlock_window();
 631 }
 632
 633 int FFMPEGConfigVideo::close_event()
 634 {
 635         set_done(1);
 636         return 1;
 637 }
 638
 639 FFVideoOptions::FFVideoOptions(FFMPEGConfigVideo *video_popup,
 640         int x, int y, int w, int rows, int size, char *text)
 641  : BC_ScrollTextBox(video_popup, x, y, w, rows, text, size)
 642 {
 643         this->video_popup = video_popup;
 644 }
 645
 646
 647 FFMPEGConfigVideoPopup::FFMPEGConfigVideoPopup(FFMPEGConfigVideo *popup, int x, int y)
 648  : BC_PopupTextBox(popup, &popup->presets, popup->asset->vcodec, x, y, 300, 300)
 649 {
 650         this->popup = popup;
 651 }
 652
 653 int FFMPEGConfigVideoPopup::handle_event()
 654 {
 655         strcpy(popup->asset->vcodec, get_text());
 656         Asset *asset = popup->asset;
 657         char option_path[BCTEXTLEN];
 658         asset->ff_video_bitrate = 0;  asset->ff_video_quality = -1;
 659         FFMPEG::set_option_path(option_path, "video/%s", asset->vcodec);
 660         FFMPEG::load_options(option_path, asset->ff_video_options,
 661                          sizeof(asset->ff_video_options));
 662         popup->video_options->update(asset->ff_video_options);
 663         popup->video_options->set_text_row(0);
 664
 665         popup->bitrate->update_param("cin_bitrate", asset->ff_video_options);
 666         popup->quality->update_param("cin_quality", asset->ff_video_options);
 667         return 1;
 668 }
 669
 670
 671 FFMPEGConfigVideoToggle::FFMPEGConfigVideoToggle(FFMPEGConfigVideo *popup,
 672         char *title_text, int x, int y, int *output)
 673  : BC_CheckBox(x, y, *output, title_text)
 674 {
 675         this->popup = popup;
 676         this->output = output;
 677 }
 678 int FFMPEGConfigVideoToggle::handle_event()
 679 {
 680         *output = get_value();
 681         return 1;
 682 }
 683
 684 FFMPEGScanProgress::FFMPEGScanProgress(IndexFile *index_file, MainProgressBar *progress_bar,
 685                 const char *title, int64_t length, int64_t *position, int *canceled)
 686  : Thread(1, 0, 0)
 687 {
 688         this->index_file = index_file;
 689         this->progress_bar = progress_bar;
 690         strcpy(this->progress_title, title);
 691         this->length = length;
 692         this->position = position;
 693         this->canceled = canceled;
 694         done = 0;
 695         start();
 696 }
 697
 698 FFMPEGScanProgress::~FFMPEGScanProgress()
 699 {
 700         done = 1;
 701         cancel();
 702         join();
 703 }
 704
 705 void FFMPEGScanProgress::run()
 706 {
 707         while( !done ) {
 708                 if( progress_bar->update(*position) ) {
 709                         *canceled = done = 1;
 710                         break;
 711                 }
 712                 index_file->redraw_edits(0);
 713                 usleep(500000);
 714         }
 715 }
 716
 717 int FileFFMPEG::get_index(IndexFile *index_file, MainProgressBar *progress_bar)
 718 {
 719         if( !ff ) return -1;
 720         if( !file->preferences->ffmpeg_marker_indexes ) return 1;
 721
 722         IndexState *index_state = index_file->get_state();
 723         if( index_state->index_status != INDEX_NOTTESTED ) return 0;
 724         index_state->reset_index();
 725         index_state->reset_markers();
 726         index_state->index_status = INDEX_BUILDING;
 727
 728         for( int aidx=0; aidx<ff->ffaudio.size(); ++aidx ) {
 729                 FFAudioStream *aud = ff->ffaudio[aidx];
 730                 index_state->add_audio_stream(aud->channels, aud->length);
 731         }
 732
 733         FileSystem fs;
 734         int64_t file_bytes = fs.get_size(ff->fmt_ctx->filename);
 735         char *index_path = index_file->index_filename;
 736
 737         int canceled = 0;
 738         int64_t scan_position = 0;
 739         FFMPEGScanProgress *scan_progress = 0;
 740         if( progress_bar ) {
 741                 char progress_title[BCTEXTLEN];
 742                 sprintf(progress_title, _("Creating %s\n"), index_path);
 743                 progress_bar->update_title(progress_title, 1);
 744                 progress_bar->update_length(file_bytes);
 745                 scan_progress = new FFMPEGScanProgress(index_file,
 746                                 progress_bar, progress_title, file_bytes,
 747                                 &scan_position, &canceled);
 748         }
 749
 750         index_state->index_bytes = file_bytes;
 751         index_state->init_scan(file->preferences->index_size);
 752
 753         if( ff->scan(index_state, &scan_position, &canceled) || canceled ) {
 754                 index_state->reset_index();
 755                 index_state->reset_markers();
 756                 canceled = 1;
 757         }
 758
 759         delete scan_progress;
 760         if( canceled ) return 1;
 761
 762         index_state->marker_status = MARKERS_READY;
 763         return index_state->create_index(index_path, asset);
 764 }
 765
 766
 767 FFOptions_OptPanel::
 768 FFOptions_OptPanel(FFOptionsWindow *fwin, int x, int y, int w, int h)
 769  : BC_ListBox(x, y, w, h, LISTBOX_TEXT), opts(items[0]), vals(items[1])
 770 {
 771         this->fwin = fwin;
 772         update();  // init col/wid/columns
 773 }
 774
 775 FFOptions_OptPanel::
 776 ~FFOptions_OptPanel()
 777 {
 778 }
 779
 780 void FFOptions_OptPanel::create_objects()
 781 {
 782         const char *cols[] = { _("option"), _("value"), };
 783         const int col1_w = 150;
 784         int wids[] = { col1_w, get_w()-col1_w };
 785         BC_ListBox::update(&items[0], &cols[0], &wids[0], sizeof(items)/sizeof(items[0]));
 786 }
 787
 788 int FFOptions_OptPanel::update()
 789 {
 790         opts.remove_all();
 791         vals.remove_all();
 792         FFOptions &options = fwin->options;
 793         for( int i=0; i<options.size(); ++i ) {
 794                 FFOptions_Opt *opt = options[i];
 795                 opts.append(opt->item_name);
 796                 vals.append(opt->item_value);
 797         }
 798         draw_items(1);
 799         return 0;
 800 }
 801
 802 int FFOptions_OptPanel::cursor_leave_event()
 803 {
 804         hide_tooltip();
 805         return 0;
 806 }
 807
 808
 809 FFOptions_OptName::FFOptions_OptName(FFOptions_Opt *opt, const char *nm)
 810 {
 811         this->opt = opt;
 812         set_text(nm);
 813 }
 814
 815 FFOptions_OptName::~FFOptions_OptName()
 816 {
 817 }
 818
 819 FFOptions_OptValue::FFOptions_OptValue(FFOptions_Opt *opt)
 820 {
 821         this->opt = opt;
 822 }
 823
 824
 825 void FFOptions_OptValue::update()
 826 {
 827         if( !opt ) return;
 828         char val[BCTEXTLEN];  val[0] = 0;
 829         opt->get(val, sizeof(val));
 830         update(val);
 831 }
 832
 833 void FFOptions_OptValue::update(const char *v)
 834 {
 835         set_text(v);
 836 }
 837
 838 FFOptions_Opt::FFOptions_Opt(FFOptions *options, const AVOption *opt, const char *nm)
 839 {
 840         this->options = options;
 841         this->opt = opt;
 842         item_name = new FFOptions_OptName(this, nm);
 843         item_value = new FFOptions_OptValue(this);
 844 }
 845
 846 FFOptions_Opt::~FFOptions_Opt()
 847 {
 848         delete item_name;
 849         delete item_value;
 850 }
 851
 852 char *FFOptions_Opt::get(char *vp, int sz)
 853 {
 854         char *cp = vp;
 855         *cp = 0;
 856         if( !opt ) return cp;
 857
 858         void *obj = (void *)options->obj;
 859         uint8_t *bp = 0;
 860         if( av_opt_get(obj, opt->name, 0, &bp) >= 0 && bp != 0 ) {
 861                 const char *val = (const char *)bp;
 862                 if( opt->unit && *val ) {
 863                         int id = atoi(val);
 864                         const char *uid = unit_name(id);
 865                         if( uid ) val = uid;
 866                 }
 867                 cp = sz >= 0 ? strncpy(vp,val,sz) : strcpy(vp, val);
 868                 if( sz > 0 ) vp[sz-1] = 0;
 869                 av_freep(&bp);
 870         }
 871
 872         return cp;
 873 }
 874
 875 void FFOptions_Opt::set(const char *val)
 876 {
 877         void *obj = (void *)options->obj;
 878         if( !obj || !opt ) return;
 879         av_opt_set(obj, opt->name, val, 0);
 880 }
 881
 882
 883 FFOptionsKindItem::FFOptionsKindItem(FFOptionsKind *kind, const char *text, int idx)
 884  : BC_MenuItem(text)
 885 {
 886         this->kind = kind;
 887         this->idx = idx;
 888 }
 889
 890 FFOptionsKindItem::~FFOptionsKindItem()
 891 {
 892 }
 893
 894 int FFOptionsKindItem::handle_event()
 895 {
 896         FFOptionsWindow *fwin = kind->fwin;
 897         FFOptions &options = fwin->options;
 898         options.initialize(fwin, idx);
 899         fwin->draw();
 900         return 1;
 901 }
 902
 903 const char *FFOptionsKind::kinds[] = {
 904         N_("codec"),    // FF_KIND_CODEC
 905         N_("ffmpeg"),   // FF_KIND_FFMPEG
 906 };
 907
 908 FFOptionsKind::
 909 FFOptionsKind(FFOptionsWindow *fwin, int x, int y, int w)
 910  : BC_PopupMenu(x, y, w-calculate_w(0), "")
 911 {
 912         this->fwin = fwin;
 913 }
 914
 915 FFOptionsKind::
 916 ~FFOptionsKind()
 917 {
 918 }
 919
 920 void FFOptionsKind::create_objects()
 921 {
 922         for( int i=0; i<(int)(sizeof(kinds)/sizeof(kinds[0])); ++i )
 923                 add_item(new FFOptionsKindItem(this, _(kinds[i]), i));
 924 }
 925
 926 int FFOptionsKind::handle_event()
 927 {
 928         return 1;
 929 }
 930
 931 void FFOptionsKind::set(int k)
 932 {
 933         this->kind = k;
 934         set_text(_(kinds[k]));
 935 }
 936
 937 FFOptionsText::
 938 FFOptionsText(FFOptionsWindow *fwin, int x, int y, int w)
 939  : BC_TextBox(x, y, w, 1, (char *)"")
 940 {
 941         this->fwin = fwin;
 942 }
 943
 944 FFOptionsText::
 945 ~FFOptionsText()
 946 {
 947 }
 948
 949 int FFOptionsText::handle_event()
 950 {
 951         return 0;
 952 }
 953
 954 FFOptionsUnits::
 955 FFOptionsUnits(FFOptionsWindow *fwin, int x, int y, int w)
 956  : BC_PopupMenu(x, y, w, "")
 957 {
 958         this->fwin = fwin;
 959 }
 960
 961 FFOptionsUnits::
 962 ~FFOptionsUnits()
 963 {
 964 }
 965
 966 int FFOptionsUnits::handle_event()
 967 {
 968         const char *text = get_text();
 969         if( text && fwin->selected ) {
 970                 fwin->selected->set(text);
 971                 fwin->selected->item_value->update();
 972                 av_dict_set(&fwin->dialog->ff_opts,
 973                         fwin->selected->item_name->get_text(),
 974                         fwin->selected->item_value->get_text(), 0);
 975                 fwin->draw();
 976         }
 977         return 1;
 978 }
 979
 980 FFOptionsApply::
 981 FFOptionsApply(FFOptionsWindow *fwin, int x, int y)
 982  : BC_GenericButton(x, y, _("Apply"))
 983 {
 984         this->fwin = fwin;
 985 }
 986
 987 FFOptionsApply::
 988 ~FFOptionsApply()
 989 {
 990 }
 991
 992 int FFOptionsApply::handle_event()
 993 {
 994         const char *text = fwin->text->get_text();
 995         if( text && fwin->selected ) {
 996                 fwin->selected->set(text);
 997                 fwin->selected->item_value->update();
 998                 av_dict_set(&fwin->dialog->ff_opts,
 999                         fwin->selected->item_name->get_text(),
1000                         fwin->selected->item_value->get_text(), 0);
1001                 fwin->draw();
1002         }
1003         return 1;
1004 }
1005
1006 FFOptions::FFOptions()
1007 {
1008         avctx = 0;
1009         obj = 0;
1010 }
1011
1012 FFOptions::~FFOptions()
1013 {
1014         remove_all_objects();
1015         avcodec_free_context(&avctx);
1016 }
1017
1018 int FFOptions::cmpr(const void *a, const void *b)
1019 {
1020         FFOptions_Opt *ap = *(FFOptions_Opt **)a;
1021         FFOptions_Opt *bp = *(FFOptions_Opt **)b;
1022         const char *vap = ap->item_name->get_text();
1023         const char *vbp = bp->item_name->get_text();
1024         return strcmp(vap, vbp);
1025 }
1026
1027 void FFOptions::initialize(FFOptionsWindow *win, int kind)
1028 {
1029         remove_all_objects();
1030         this->win = win;
1031         win->selected = 0;
1032         obj = 0;
1033         if( !avctx )
1034                 avctx = avcodec_alloc_context3(win->dialog->codec);
1035
1036         switch( kind ) {
1037         case FF_KIND_CODEC:
1038                 obj = (const void *)avctx->priv_data;
1039                 break;
1040         case FF_KIND_FFMPEG:
1041                 obj = (const void *)avctx;
1042                 break;
1043         }
1044
1045         if( obj ) {
1046                 FFOptions &conf = *this;
1047                 const AVOption *opt = 0;
1048                 while( (opt=av_opt_next(obj, opt)) != 0 ) {
1049                         if( opt->type == AV_OPT_TYPE_CONST ) continue;
1050                         int dupl = 0;
1051                         for( int i=0; !dupl && i<size(); ++i ) {
1052                                 FFOptions_Opt *fopt = conf[i];
1053                                 const AVOption *op = fopt->opt;
1054                                 if( op->offset != opt->offset ) continue;
1055                                 if( op->type != opt->type ) continue;
1056                                 dupl = 1;
1057                                 if( strlen(op->name) < strlen(opt->name) )
1058                                         fopt->opt = opt;
1059                         }
1060                         if( dupl ) continue;
1061                         FFOptions_Opt *fopt = new FFOptions_Opt(this, opt, opt->name);
1062                         append(fopt);
1063                         AVDictionaryEntry *elem = av_dict_get(win->dialog->ff_opts,
1064                                         opt->name, 0, AV_DICT_IGNORE_SUFFIX);
1065                         if( elem && elem->value ) fopt->set(elem->value);
1066                         char val[BCTEXTLEN], *vp = fopt->get(val, sizeof(val));
1067                         fopt->item_value->update(vp);
1068                 }
1069         }
1070
1071         qsort(&values[0],size(),sizeof(values[0]),cmpr);
1072         win->kind->set(kind);
1073         win->panel->update();
1074         win->panel->set_yposition(0);
1075 }
1076
1077 int FFOptions::update()
1078 {
1079         int ret = 0;
1080         FFOptions &conf = *this;
1081
1082         for( int i=0; i<size(); ++i ) {
1083                 FFOptions_Opt *fopt = conf[i];
1084                 char val[BCTEXTLEN], *vp = fopt->get(val, sizeof(val));
1085                 if( !vp || !strcmp(val, fopt->item_value->get_text()) ) continue;
1086                 fopt->item_value->update(val);
1087                 ++ret;
1088         }
1089         return ret;
1090 }
1091
1092 void FFOptions::dump(FILE *fp)
1093 {
1094         if( !obj ) return;
1095         const AVOption *opt = 0;
1096         FFOptions &conf = *this;
1097
1098         while( (opt=av_opt_next(obj, opt)) != 0 ) {
1099                 if( opt->type == AV_OPT_TYPE_CONST ) continue;
1100                 int k = size();
1101                 while( --k >= 0 && strcmp(opt->name, conf[k]->opt->name) );
1102                 if( k < 0 ) continue;
1103                 FFOptions_Opt *fopt = conf[k];
1104                 char val[BCTEXTLEN], *vp = fopt->get(val,sizeof(val));
1105                 fprintf(fp, "  %s:=%s", opt->name, vp);
1106                 if( opt->unit ) {
1107                         char unt[BCTEXTLEN], *up = unt;
1108                         fopt->units(up);
1109                         fprintf(fp, "%s", unt);
1110                 }
1111                 fprintf(fp, "\n");
1112         }
1113 }
1114
1115
1116 void FFOptionsWindow::update(FFOptions_Opt *opt)
1117 {
1118         if( selected != opt ) {
1119                 if( selected ) selected->item_name->set_selected(0);
1120                 selected = opt;
1121                 if( selected ) selected->item_name->set_selected(1);
1122         }
1123         clear_box(0,0, 0,panel->get_y());
1124         char str[BCTEXTLEN], *sp;
1125         *(sp=str) = 0;
1126         if( opt ) opt->types(sp);
1127         type->update(str);
1128         *(sp=str) = 0;
1129         if( opt ) opt->ranges(sp);
1130         range->update(str);
1131         while( units->total_items() ) units->del_item(0);
1132         char unit[BCSTRLEN];  strcpy(unit, "()");
1133         if( opt && opt->opt ) {
1134                 ArrayList<const char *> names;
1135                 int n = 0;
1136                 if( opt->opt->unit ) {
1137                         n = opt->units(names);
1138                         if( n > 0 ) strcpy(unit,opt->opt->unit);
1139                 }
1140                 for( int i=0; i<n; ++i )
1141                         units->add_item(new BC_MenuItem(names[i], 0));
1142         }
1143         units->set_text(unit);
1144         char val[BCTEXTLEN];  val[0] = 0;
1145         if( opt ) opt->get(val, sizeof(val));
1146         text->update(val);
1147
1148         panel->update();
1149 }
1150
1151 void FFOptions_OptPanel::show_tip(const char *tip)
1152 {
1153         if( !tip ) return;
1154         int len = strlen(tip);
1155         if( len > (int)sizeof(tip_text)-1 ) len = sizeof(tip_text)-1;
1156         strncpy(tip_text,tip,len);
1157         tip_text[len] = 0;
1158         int line_limit = 60;
1159         int limit2 = line_limit/2;
1160         int limit4 = line_limit/4-2;
1161         char *cp = tip_text, *dp = cp+len;
1162         int n;  char *bp, *ep, *pp, *sp;
1163         while( cp < dp ) {
1164                 for( ep=cp; ep<dp && *ep!='\n'; ++ep );
1165                 // target about half remaining line, constrain line_limit
1166                 if( (n=(ep-1-cp)/2) < limit2 || n > line_limit )
1167                         n = line_limit;
1168                 // search for last punct, last space before line_limit
1169                 for( bp=cp, pp=sp=0; --n>=0 && cp<ep; ++cp ) {
1170                         if( ispunct(*cp) && isspace(*(cp+1)) ) pp = cp;
1171                         else if( isspace(*cp) ) sp = cp;
1172                 }
1173                 // line not empty
1174                 if( cp < ep ) {
1175                         // first, after punctuation
1176                         if( pp && pp-bp >= limit4 )
1177                                 cp = pp+1;
1178                         // then, on spaces
1179                         else if( sp ) {
1180                                 cp = sp;
1181                         }
1182                         // last, on next space
1183                         else {
1184                                 while( cp<dp && !isspace(*cp) ) ++cp;
1185                         }
1186                         // add new line
1187                         if( !*cp ) break;
1188                         *cp++ = '\n';
1189                 }
1190         }
1191         fwin->panel->set_tooltip(tip_text);
1192         fwin->panel->show_tooltip();
1193 }
1194
1195 int FFOptions_OptPanel::selection_changed()
1196 {
1197         FFOptions_Opt *opt = 0;
1198         BC_ListBoxItem *item = get_selection(0, 0);
1199         if( item ) {
1200                 FFOptions_OptName *opt_name = (FFOptions_OptName *)item;
1201                 opt = opt_name->opt;
1202         }
1203         fwin->update(opt);
1204         if( opt ) show_tip(opt->tip());
1205         return 1;
1206 }
1207
1208
1209 int FFOptions_Opt::types(char *rp)
1210 {
1211         const char *cp = "";
1212         if( opt ) switch (opt->type) {
1213         case AV_OPT_TYPE_FLAGS: cp = N_("<flags>");  break;
1214         case AV_OPT_TYPE_INT: cp = N_("<int>"); break;
1215         case AV_OPT_TYPE_INT64: cp = N_("<int64>"); break;
1216         case AV_OPT_TYPE_DOUBLE: cp = N_("<double>"); break;
1217         case AV_OPT_TYPE_FLOAT: cp = N_("<float>"); break;
1218         case AV_OPT_TYPE_STRING: cp = N_("<string>"); break;
1219         case AV_OPT_TYPE_RATIONAL: cp = N_("<rational>"); break;
1220         case AV_OPT_TYPE_BINARY: cp = N_("<binary>"); break;
1221         case AV_OPT_TYPE_IMAGE_SIZE: cp = N_("<image_size>"); break;
1222         case AV_OPT_TYPE_VIDEO_RATE: cp = N_("<video_rate>"); break;
1223         case AV_OPT_TYPE_PIXEL_FMT: cp = N_("<pix_fmt>"); break;
1224         case AV_OPT_TYPE_SAMPLE_FMT: cp = N_("<sample_fmt>"); break;
1225         case AV_OPT_TYPE_DURATION: cp = N_("<duration>"); break;
1226         case AV_OPT_TYPE_COLOR: cp = N_("<color>"); break;
1227         case AV_OPT_TYPE_CHANNEL_LAYOUT: cp = N_("<channel_layout>");  break;
1228         case AV_OPT_TYPE_BOOL: cp = N_("<bool>");  break;
1229         default: cp = N_("<undef>");  break;
1230         }
1231         return sprintf(rp, "%s", _(cp));
1232 }
1233 int FFOptions_Opt::scalar(double d, char *rp)
1234 {
1235         const char *cp = 0;
1236              if( d == INT_MAX ) cp = "INT_MAX";
1237         else if( d == INT_MIN ) cp = "INT_MIN";
1238         else if( d == UINT32_MAX ) cp = "UINT32_MAX";
1239         else if( d == (double)INT64_MAX ) cp = "I64_MAX";
1240         else if( d == INT64_MIN ) cp = "I64_MIN";
1241         else if( d == FLT_MAX ) cp = "FLT_MAX";
1242         else if( d == FLT_MIN ) cp = "FLT_MIN";
1243         else if( d == -FLT_MAX ) cp = "-FLT_MAX";
1244         else if( d == -FLT_MIN ) cp = "-FLT_MIN";
1245         else if( d == DBL_MAX ) cp = "DBL_MAX";
1246         else if( d == DBL_MIN ) cp = "DBL_MIN";
1247         else if( d == -DBL_MAX ) cp = "-DBL_MAX";
1248         else if( d == -DBL_MIN ) cp = "-DBL_MIN";
1249         else if( d == 0 ) cp = signbit(d) ? "-0" : "0";
1250         else if( isnan(d) ) cp = signbit(d) ? "-NAN" : "NAN";
1251         else if( isinf(d) ) cp = signbit(d) ? "-INF" : "INF";
1252         else return sprintf(rp, "%g", d);
1253         return sprintf(rp, "%s", cp);
1254 }
1255
1256 int FFOptions_Opt::ranges(char *rp)
1257 {
1258         if( !opt ) return 0;
1259         void *obj = (void *)options->obj;
1260         if( !obj ) return 0;
1261
1262         switch (opt->type) {
1263         case AV_OPT_TYPE_INT:
1264         case AV_OPT_TYPE_INT64:
1265         case AV_OPT_TYPE_DOUBLE:
1266         case AV_OPT_TYPE_FLOAT: break;
1267         default: return 0;;
1268         }
1269         AVOptionRanges *r = 0;
1270         char *cp = rp;
1271         if( av_opt_query_ranges(&r, obj, opt->name, AV_OPT_SEARCH_FAKE_OBJ) < 0 ) return 0;
1272         for( int i=0; i<r->nb_ranges; ++i ) {
1273                 cp += sprintf(cp, " (");  cp += scalar(r->range[i]->value_min, cp);
1274                 cp += sprintf(cp, "..");  cp += scalar(r->range[i]->value_max, cp);
1275                 cp += sprintf(cp, ")");
1276         }
1277         av_opt_freep_ranges(&r);
1278         return cp - rp;
1279 }
1280
1281 int FFOptions_Opt::units(ArrayList<const char *> &names)
1282 {
1283         if( !opt || !opt->unit ) return 0;
1284         const void *obj = options->obj;
1285         if( !obj ) return 0;
1286
1287         ArrayList<const AVOption *> opts;
1288         const AVOption *opt = NULL;
1289         while( (opt=av_opt_next(obj, opt)) != 0 ) {
1290                 if( !opt->unit ) continue;
1291                 if( opt->type != AV_OPT_TYPE_CONST ) continue;
1292                 if( strcmp(this->opt->unit, opt->unit) ) continue;
1293                 int i = opts.size();
1294                 while( --i >= 0 ) {
1295                         if( opts[i]->default_val.i64 != opt->default_val.i64 ) continue;
1296                         if( strlen(opts[i]->name) < strlen(opt->name) ) opts[i] = opt;
1297                         break;
1298                 }
1299                 if( i >= 0 ) continue;
1300                 opts.append(opt);
1301         }
1302
1303         for( int i=0; i<opts.size(); ++i )
1304                 names.append(opts[i]->name);
1305
1306         return names.size();
1307 }
1308
1309 int FFOptions_Opt::units(char *rp)
1310 {
1311         ArrayList<const char *> names;
1312         int n = units(names);
1313         if( !n ) return 0;
1314         char *cp = rp;
1315         cp += sprintf(cp, " [%s:", this->opt->unit);
1316         for( int i=0; i<n; ++i )
1317                 cp += sprintf(cp, " %s", names[i]);
1318         cp += sprintf(cp, "]:");
1319         return cp - rp;
1320 }
1321
1322 const char *FFOptions_Opt::unit_name(int id)
1323 {
1324         if( !opt || !opt->unit ) return 0;
1325         const void *obj = options->obj;
1326         if( !obj ) return 0;
1327
1328         const char *ret = 0;
1329         const AVOption *opt = NULL;
1330         while( (opt=av_opt_next(obj, opt)) != 0 ) {
1331                 if( !opt->unit ) continue;
1332                 if( opt->type != AV_OPT_TYPE_CONST ) continue;
1333                 if( strcmp(this->opt->unit, opt->unit) ) continue;
1334                 if( opt->default_val.i64 != id ) continue;
1335                 if( !ret ) { ret = opt->name;  continue; }
1336                 if( strlen(ret) < strlen(opt->name) ) ret = opt->name;
1337         }
1338
1339         return ret;
1340 }
1341
1342 const char *FFOptions_Opt::tip()
1343 {
1344         return !opt ? 0 : opt->help;
1345 }
1346
1347
1348 FFOptionsWindow::FFOptionsWindow(FFOptionsDialog *dialog)
1349  : BC_Window(_(PROGRAM_NAME ": Options"), 60, 30, 640, 400)
1350 {
1351         this->dialog = dialog;
1352         this->selected = 0;
1353 }
1354
1355 FFOptionsWindow::~FFOptionsWindow()
1356 {
1357 }
1358
1359 void FFOptionsWindow::create_objects()
1360 {
1361         BC_Title *title;
1362         int x0 = 10, y0 = 10;
1363         int x = x0, y = y0;
1364         add_subwindow(title = new BC_Title(x, y, _("Format: ")));
1365         x += title->get_w();
1366         add_subwindow(new BC_Title(x, y, dialog->format_name));
1367         x = x0 + 150;
1368         add_subwindow(title = new BC_Title(x, y, _("Codec: ")));
1369         x += title->get_w();
1370         add_subwindow(new BC_Title(x, y, dialog->codec_name));
1371
1372         x = x0;  y += title->get_h() + 10;  y0 = y;
1373         add_subwindow(title = new BC_Title(x, y, _("Type: ")));
1374         x += title->get_w() + 8;
1375         add_subwindow(type = new BC_Title(x, y, (char *)""));
1376         x = x0 + 150;
1377         add_subwindow(title = new BC_Title(x, y, _("Range: ")));
1378         x += title->get_w() + 8;
1379         add_subwindow(range = new BC_Title(x, y, (char *)""));
1380
1381         x = x0;  y += title->get_h() + 10;
1382         add_subwindow(units = new FFOptionsUnits(this, x, y, 120));
1383         x += units->get_w() + 8;
1384         int x1 = get_w() - BC_GenericButton::calculate_w(this, _("Apply")) - 8;
1385         add_subwindow(text = new FFOptionsText(this, x, y, x1-x - 8));
1386         add_subwindow(apply = new FFOptionsApply(this, x1, y));
1387         y += units->get_h() + 10;
1388         add_subwindow(kind = new FFOptionsKind(this, x1, y0, apply->get_w()));
1389         kind->create_objects();
1390         const char *kind_text = _("Kind:");
1391         x1 -= BC_Title::calculate_w(this, kind_text) + 8;
1392         add_subwindow(kind_title = new BC_Title(x1, y0, kind_text));
1393         y0 = y;
1394
1395         panel_x = x0;  panel_y = y0;
1396         panel_w = get_w()-10 - panel_x;
1397         panel_h = get_h()-10 - panel_y - BC_OKButton::calculate_h();
1398         panel = new FFOptions_OptPanel(this, panel_x, panel_y, panel_w, panel_h);
1399         add_subwindow(panel);
1400         add_subwindow(new BC_OKButton(this));
1401         add_subwindow(new BC_CancelButton(this));
1402         panel->create_objects();
1403         options.initialize(this, FF_KIND_CODEC);
1404         draw();
1405         show_window(1);
1406 }
1407
1408 void FFOptionsWindow::draw()
1409 {
1410         update(selected);
1411 }
1412
1413 int FFOptionsWindow::resize_event(int w, int h)
1414 {
1415         int x1 = w - 8 - kind->get_w();
1416         int y = kind->get_y();
1417         kind->reposition_window(x1, y);
1418         x1 -= kind_title->get_w() + 8;
1419         kind_title->reposition_window(x1,y);
1420         x1 = get_w() - apply->get_w() - 8;
1421         int y1 = units->get_y();
1422         apply->reposition_window(x1, y1);
1423         int x0 = units->get_x() + units->get_w() + 8;
1424         int y0 = units->get_y();
1425         text->reposition_window(x0,y0, x1-x0-8);
1426         panel_w = get_w()-10 - panel_x;
1427         panel_h = get_h()-10 - panel_y;
1428         panel->reposition_window(panel_x,panel_y, panel_w, panel_h);
1429         return 1;
1430 }
1431
1432 FFOptionsDialog::FFOptionsDialog()
1433  : BC_DialogThread()
1434 {
1435         this->options_window = 0;
1436         this->codec_name = 0;
1437         this->codec = 0;
1438         this->ff_opts = 0;
1439         this->ff_len = 0;
1440 }
1441
1442 FFOptionsDialog::~FFOptionsDialog()
1443 {
1444         close_window();
1445         delete [] codec_name;
1446 }
1447
1448 void FFOptionsDialog::load_options(const char *bp, int len)
1449 {
1450         char line[BCTEXTLEN];
1451         char key[BCSTRLEN], val[BCTEXTLEN];
1452         const char *dp = bp + len-1;
1453         int no = 0;
1454         while( bp < dp && *bp != 0 ) {
1455                 ++no;
1456                 char *cp = line, *ep = cp+sizeof(line)-1;
1457                 while( *bp && cp<ep && (*cp=*bp++)!='\n' ) ++cp;
1458                 *cp = 0;
1459                 if( line[0] == '#' ) {
1460                         sprintf(key,"#%d", no);
1461                         av_dict_set(&ff_opts, key, line, 0);
1462                         continue;
1463                 }
1464                 if( line[0] == '\n' ) continue;
1465                 if( FFMPEG::scan_option_line(line, key, val) ) continue;
1466                 av_dict_set(&ff_opts, key, val, 0);
1467         }
1468 }
1469
1470 void FFOptionsDialog::store_options(char *cp, int len)
1471 {
1472         char *ep = cp + len-1;
1473         AVDictionaryEntry *elem = 0;
1474         while( (elem=av_dict_get(ff_opts, "", elem, AV_DICT_IGNORE_SUFFIX)) != 0 ) {
1475                 if( elem->key[0] == '#' ) {
1476                         cp += snprintf(cp,ep-cp, "%s\n", elem->value);
1477                         continue;
1478                 }
1479                 cp += snprintf(cp,ep-cp, "%s=%s\n", elem->key, elem->value);
1480         }
1481         *cp = 0;
1482 }
1483
1484 void FFOptionsDialog::start(const char *format_name, const char *codec_name,
1485         AVCodec *codec, const char *options, int len)
1486 {
1487         if( options_window ) {
1488                 options_window->lock_window("FFOptionsDialog::start");
1489                 options_window->raise_window();
1490                 options_window->unlock_window();
1491                 return;
1492         }
1493
1494         this->format_name = cstrdup(format_name);
1495         this->codec_name = cstrdup(codec_name);
1496         this->codec = codec;
1497         this->ff_opts = 0;
1498         this->ff_len = len;
1499         load_options(options, len);
1500
1501         BC_DialogThread::start();
1502 }
1503
1504 BC_Window* FFOptionsDialog::new_gui()
1505 {
1506         options_window = new FFOptionsWindow(this);
1507         options_window->create_objects();
1508         return options_window;
1509 }
1510
1511 void FFOptionsDialog::handle_done_event(int result)
1512 {
1513         if( !result ) {
1514                 char options[ff_len];
1515                 store_options(options, ff_len);
1516                 update_options(options);
1517         }
1518         options_window = 0;
1519         delete [] format_name; format_name = 0;
1520         delete [] codec_name;  codec_name = 0;
1521         av_dict_free(&ff_opts);
1522 }
1523
1524 FFOptionsAudioDialog::FFOptionsAudioDialog(FFMPEGConfigAudio *aud_config)
1525 {
1526         this->aud_config = aud_config;
1527 }
1528
1529 FFOptionsAudioDialog::~FFOptionsAudioDialog()
1530 {
1531         close_window();
1532 }
1533
1534 void FFOptionsAudioDialog::update_options(const char *options)
1535 {
1536         aud_config->audio_options->update(options);
1537 }
1538
1539 FFOptionsVideoDialog::FFOptionsVideoDialog(FFMPEGConfigVideo *vid_config)
1540 {
1541         this->vid_config = vid_config;
1542 }
1543
1544 FFOptionsVideoDialog::~FFOptionsVideoDialog()
1545 {
1546         close_window();
1547 }
1548
1549 void FFOptionsVideoDialog::update_options(const char *options)
1550 {
1551         vid_config->video_options->update(options);
1552 }
1553
1554
1555 FFOptionsViewAudio::FFOptionsViewAudio(FFMPEGConfigAudio *aud_config, int x, int y, const char *text)
1556  : BC_GenericButton(x, y, text)
1557 {
1558         this->aud_config = aud_config;
1559 }
1560
1561 FFOptionsViewAudio::~FFOptionsViewAudio()
1562 {
1563 }
1564
1565 int FFOptionsViewAudio::handle_event()
1566 {
1567         char audio_format[BCSTRLEN]; audio_format[0] = 0;
1568         char audio_codec[BCSTRLEN]; audio_codec[0] = 0;
1569         AVCodec *codec = 0;
1570         Asset *asset = aud_config->asset;
1571         const char *name = asset->acodec;
1572         if( !FFMPEG::get_format(audio_format, "audio", name) &&
1573             !FFMPEG::get_codec(audio_codec, "audio", name) )
1574                 codec = avcodec_find_encoder_by_name(audio_codec);
1575         if( !codec ) {
1576                 eprintf(_("no codec named: %s: %s"), name, audio_codec);
1577                 return 1;
1578         }
1579         aud_config->ff_options_dialog->start(audio_format, audio_codec, codec,
1580                 asset->ff_audio_options, sizeof(asset->ff_audio_options));
1581         return 1;
1582 }
1583
1584 FFOptionsViewVideo::FFOptionsViewVideo(FFMPEGConfigVideo *vid_config, int x, int y, const char *text)
1585  : BC_GenericButton(x, y, text)
1586 {
1587         this->vid_config = vid_config;
1588 }
1589
1590 FFOptionsViewVideo::~FFOptionsViewVideo()
1591 {
1592 }
1593
1594 int FFOptionsViewVideo::handle_event()
1595 {
1596         char video_format[BCSTRLEN]; video_format[0] = 0;
1597         char video_codec[BCSTRLEN]; video_codec[0] = 0;
1598         AVCodec *codec = 0;
1599         Asset *asset = vid_config->asset;
1600         const char *name = asset->vcodec;
1601         if( !FFMPEG::get_format(video_format, "video", name) &&
1602             !FFMPEG::get_codec(video_codec, "video", name) )
1603                 codec = avcodec_find_encoder_by_name(video_codec);
1604         if( !codec ) {
1605                 eprintf(_("no codec named: %s: %s"), name, video_codec);
1606                 return 1;
1607         }
1608         vid_config->ff_options_dialog->start(video_format, video_codec, codec,
1609                 asset->ff_video_options, sizeof(asset->ff_video_options));
1610         return 1;
1611 }
1612