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 "edl.h"
  15 #include "ffmpeg.h"
  16 #include "filebase.h"
  17 #include "file.h"
  18 #include "fileffmpeg.h"
  19 #include "filesystem.h"
  20 #include "indexfile.h"
  21 #include "interlacemodes.h"
  22 #include "language.h"
  23 #include "mainerror.h"
  24 #include "mainprogress.h"
  25 #include "mutex.h"
  26 #include "preferences.h"
  27 #include "videodevice.inc"
  28
  29 #ifdef FFMPEG3
  30 #define url filename
  31 #endif
  32
  33 FileFFMPEG::FileFFMPEG(Asset *asset, File *file)
  34  : FileBase(asset, file)
  35 {
  36         ff = 0;
  37         if(asset->format == FILE_UNKNOWN)
  38                 asset->format = FILE_FFMPEG;
  39 }
  40
  41 FileFFMPEG::~FileFFMPEG()
  42 {
  43         delete ff;
  44 }
  45
  46
  47 FFMpegConfigNum::FFMpegConfigNum(BC_Window *window,
  48                 int x, int y, char *title_text, int *output)
  49  : BC_TumbleTextBox(window, *output, -1, INT_MAX, 100, y, 100)
  50 {
  51         this->window = window;
  52         this->x = x;  this->y = y;
  53         this->title_text = title_text;
  54         this->output = output;
  55 }
  56
  57 FFMpegConfigNum::~FFMpegConfigNum()
  58 {
  59 }
  60
  61 void FFMpegConfigNum::create_objects()
  62 {
  63         window->add_subwindow(title = new BC_Title(x, y, title_text));
  64         BC_TumbleTextBox::create_objects();
  65 }
  66
  67 int FFMpegConfigNum::update_param(const char *param, const char *opts)
  68 {
  69         char value[BCSTRLEN];
  70         if( !FFMPEG::get_ff_option(param, opts, value) ) {
  71                 if( (*output = atoi(value)) < 0 ) {
  72                         disable(1);
  73                         return 0;
  74                 }
  75         }
  76         BC_TumbleTextBox::update((int64_t)*output);
  77         enable();
  78         return 1;
  79 }
  80
  81 int FFMpegConfigNum::handle_event()
  82 {
  83         *output = atoi(get_text());
  84         return 1;
  85 }
  86
  87 FFMpegAudioNum::FFMpegAudioNum(BC_Window *window,
  88                 int x, int y, char *title_text, int *output)
  89  : FFMpegConfigNum(window, x, y, title_text, output)
  90 {
  91 }
  92
  93 int FFMpegAudioBitrate::handle_event()
  94 {
  95         int ret = FFMpegAudioNum::handle_event();
  96         Asset *asset = window()->asset;
  97         if( asset->ff_audio_bitrate > 0 )
  98                 window()->quality->disable();
  99         else if( !window()->quality->get_textbox()->is_hidden() )
 100                 window()->quality->enable();
 101         return ret;
 102 }
 103
 104 int FFMpegAudioQuality::handle_event()
 105 {
 106         int ret = FFMpegAudioNum::handle_event();
 107         Asset *asset = window()->asset;
 108         if( asset->ff_audio_quality >= 0 )
 109                 window()->bitrate->disable();
 110         else if( !window()->bitrate->get_textbox()->is_hidden() )
 111                 window()->bitrate->enable();
 112         return ret;
 113 }
 114
 115 FFMpegVideoNum::FFMpegVideoNum(BC_Window *window,
 116                 int x, int y, char *title_text, int *output)
 117  : FFMpegConfigNum(window, x, y, title_text, output)
 118 {
 119 }
 120
 121 int FFMpegVideoBitrate::handle_event()
 122 {
 123         int ret = FFMpegVideoNum::handle_event();
 124         Asset *asset = window()->asset;
 125         if( asset->ff_video_bitrate > 0 )
 126                 window()->quality->disable();
 127         else if( !window()->quality->get_textbox()->is_hidden() )
 128                 window()->quality->enable();
 129         return ret;
 130 }
 131
 132 int FFMpegVideoQuality::handle_event()
 133 {
 134         int ret = FFMpegVideoNum::handle_event();
 135         Asset *asset = window()->asset;
 136         if( asset->ff_video_quality >= 0 )
 137                 window()->bitrate->disable();
 138         else if( !window()->bitrate->get_textbox()->is_hidden() )
 139                 window()->bitrate->enable();
 140         return ret;
 141 }
 142
 143 FFMpegPixelFormat::FFMpegPixelFormat(FFMPEGConfigVideo *vid_config,
 144         int x, int y, int w, int list_h)
 145  : BC_PopupTextBox(vid_config, 0, 0, x, y, w, list_h)
 146 {
 147         this->vid_config = vid_config;
 148 }
 149
 150 int FFMpegPixelFormat::handle_event()
 151 {
 152         strncpy(vid_config->asset->ff_pixel_format, get_text(),
 153                 sizeof(vid_config->asset->ff_pixel_format));
 154         return 1;
 155 }
 156
 157 void FFMpegPixelFormat::update_formats()
 158 {
 159         pixfmts.remove_all_objects();
 160         char video_codec[BCSTRLEN]; video_codec[0] = 0;
 161         const char *vcodec = vid_config->asset->vcodec;
 162         AVCodec *av_codec = !FFMPEG::get_codec(video_codec, "video", vcodec) ?
 163                 avcodec_find_encoder_by_name(video_codec) : 0;
 164         const AVPixelFormat *pix_fmts = av_codec ? av_codec->pix_fmts : 0;
 165         if( pix_fmts ) {
 166                 for( int i=0; pix_fmts[i]>=0; ++i ) {
 167                         const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmts[i]);
 168                         if( desc ) pixfmts.append(new BC_ListBoxItem(desc->name));
 169                 }
 170         }
 171         update_list(&pixfmts);
 172 }
 173
 174 FFMpegSampleFormat::FFMpegSampleFormat(FFMPEGConfigAudio *aud_config,
 175         int x, int y, int w, int list_h)
 176  : BC_PopupTextBox(aud_config, 0, 0, x, y, w, list_h)
 177 {
 178         this->aud_config = aud_config;
 179 }
 180
 181 int FFMpegSampleFormat::handle_event()
 182 {
 183         strncpy(aud_config->asset->ff_sample_format, get_text(),
 184                 sizeof(aud_config->asset->ff_sample_format));
 185         return 1;
 186 }
 187
 188 void FFMpegSampleFormat::update_formats()
 189 {
 190         samplefmts.remove_all_objects();
 191         char audio_codec[BCSTRLEN]; audio_codec[0] = 0;
 192         const char *acodec = aud_config->asset->acodec;
 193         AVCodec *av_codec = !FFMPEG::get_codec(audio_codec, "audio", acodec) ?
 194                 avcodec_find_encoder_by_name(audio_codec) : 0;
 195         const AVSampleFormat *sample_fmts = av_codec ? av_codec->sample_fmts : 0;
 196         if( sample_fmts ) {
 197                 for( int i=0; sample_fmts[i]>=0; ++i ) {
 198                         const char *name = av_get_sample_fmt_name(sample_fmts[i]);
 199                         if( name ) samplefmts.append(new BC_ListBoxItem(name));
 200                 }
 201         }
 202         update_list(&samplefmts);
 203 }
 204
 205 void FileFFMPEG::set_options(char *cp, int len, const char *bp)
 206 {
 207         char *ep = cp + len-2, ch = 0;
 208         while( cp < ep && *bp != 0 ) { ch = *bp++; *cp++ = ch; }
 209         if( ch != '\n' ) *cp++ = '\n';
 210         *cp = 0;
 211 }
 212
 213 void FileFFMPEG::get_parameters(BC_WindowBase *parent_window,
 214                 Asset *asset, BC_WindowBase *&format_window,
 215                 int audio_options, int video_options, EDL *edl)
 216 {
 217         Asset *ff_asset = new Asset();
 218         ff_asset->copy_from(asset, 0);
 219         if( audio_options ) {
 220                 FFMPEGConfigAudio *window = new FFMPEGConfigAudio(parent_window, ff_asset, edl);
 221                 format_window = window;
 222                 window->create_objects();
 223                 if( !window->run_window() ) {
 224                         asset->copy_from(ff_asset,0);
 225                         set_options(asset->ff_audio_options,
 226                                 sizeof(asset->ff_audio_options),
 227                                 window->audio_options->get_text());
 228                 }
 229                 delete window;
 230         }
 231         else if( video_options ) {
 232                 FFMPEGConfigVideo *window = new FFMPEGConfigVideo(parent_window, ff_asset, edl);
 233                 format_window = window;
 234                 window->create_objects();
 235                 if( !window->run_window() ) {
 236                         asset->copy_from(ff_asset,0);
 237                         set_options(asset->ff_video_options,
 238                                 sizeof(asset->ff_video_options),
 239                                 window->video_options->get_text());
 240                 }
 241                 delete window;
 242         }
 243         ff_asset->remove_user();
 244 }
 245
 246 int FileFFMPEG::check_sig(Asset *asset)
 247 {
 248         char *ptr = strstr(asset->path, ".pcm");
 249         if( ptr ) return 0;
 250         ptr = strstr(asset->path, ".raw");
 251         if( ptr ) return 0;
 252
 253         FFMPEG ffmpeg(0);
 254         int ret = !ffmpeg.init_decoder(asset->path) &&
 255                 !ffmpeg.open_decoder() ? 1 : 0;
 256         return ret;
 257 }
 258
 259 void FileFFMPEG::get_info(char *path, char *text, int len)
 260 {
 261         char *cp = text;
 262         FFMPEG ffmpeg(0);
 263         cp += sprintf(cp, _("file path: %s\n"), path);
 264         struct stat st;
 265         int ret = 0;
 266         if( stat(path, &st) < 0 ) {
 267                 cp += sprintf(cp, _(" err: %s\n"), strerror(errno));
 268                 ret = 1;
 269         }
 270         else {
 271                 cp += sprintf(cp, _("  %jd bytes\n"), st.st_size);
 272         }
 273         if( !ret ) ret = ffmpeg.init_decoder(path);
 274         if( !ret ) ret = ffmpeg.open_decoder();
 275         if( !ret ) {
 276                 cp += sprintf(cp, _("info:\n"));
 277                 ffmpeg.info(cp, len-(cp-text));
 278         }
 279         else
 280                 sprintf(cp, _("== open failed\n"));
 281 }
 282
 283 int FileFFMPEG::get_video_info(int track, int &pid, double &framerate,
 284                 int &width, int &height, char *title)
 285 {
 286         if( !ff ) return -1;
 287         pid = ff->ff_video_pid(track);
 288         framerate = ff->ff_frame_rate(track);
 289         width = ff->ff_video_width(track);
 290         height = ff->ff_video_height(track);
 291         if( title ) *title = 0;
 292         return 0;
 293 }
 294
 295 int FileFFMPEG::get_audio_for_video(int vstream, int astream, int64_t &channel_mask)
 296 {
 297         if( !ff ) return 1;
 298         return ff->ff_audio_for_video(vstream, astream, channel_mask);
 299 }
 300
 301 int FileFFMPEG::select_video_stream(Asset *asset, int vstream)
 302 {
 303         if( !ff || !asset->video_data ) return 1;
 304         asset->width = ff->ff_video_width(vstream);
 305         asset->height = ff->ff_video_height(vstream);
 306         if( (asset->video_length = ff->ff_video_frames(vstream)) < 2 )
 307                 asset->video_length = asset->video_length < 0 ? 0 : -1;
 308         asset->frame_rate = ff->ff_frame_rate(vstream);
 309         return 0;
 310 }
 311
 312 int FileFFMPEG::select_audio_stream(Asset *asset, int astream)
 313 {
 314         if( !ff || !asset->audio_data ) return 1;
 315         asset->sample_rate = ff->ff_sample_rate(astream);
 316         asset->audio_length = ff->ff_audio_samples(astream);
 317         return 0;
 318 }
 319
 320 int FileFFMPEG::open_file(int rd, int wr)
 321 {
 322         int result = 0;
 323         if( ff ) return 1;
 324         ff = new FFMPEG(this);
 325
 326         if( rd ) {
 327                 result = ff->init_decoder(asset->path);
 328                 if( !result ) result = ff->open_decoder();
 329                 if( !result ) {
 330                         int audio_channels = ff->ff_total_audio_channels();
 331                         if( audio_channels > 0 ) {
 332                                 asset->audio_data = 1;
 333                                 asset->channels = audio_channels;
 334                                 asset->sample_rate = ff->ff_sample_rate(0);
 335                                 asset->audio_length = ff->ff_audio_samples(0);
 336                                 strcpy(asset->acodec, ff->ff_audio_format(0));
 337                         }
 338                         int video_layers = ff->ff_total_video_layers();
 339                         if( video_layers > 0 ) {
 340                                 asset->video_data = 1;
 341                                 if( !asset->layers ) asset->layers = video_layers;
 342                                 asset->actual_width = ff->ff_video_width(0);
 343                                 asset->actual_height = ff->ff_video_height(0);
 344                                 if( !asset->width ) asset->width = asset->actual_width;
 345                                 if( !asset->height ) asset->height = asset->actual_height;
 346                                 if( !asset->video_length &&
 347                                     (asset->video_length = ff->ff_video_frames(0)) < 2 )
 348                                         asset->video_length = asset->video_length < 0 ? 0 : -1;
 349                                 if( !asset->frame_rate ) asset->frame_rate = ff->ff_frame_rate(0);
 350                                 strcpy(asset->vcodec, ff->ff_video_format(0));
 351                         }
 352                         IndexState *index_state = asset->index_state;
 353                         index_state->read_markers(file->preferences->index_directory, asset->path);
 354                 }
 355         }
 356         else if( wr ) {
 357                 result = ff->init_encoder(asset->path);
 358                 // must be in this order or dvdauthor will fail
 359                 if( !result && asset->video_data )
 360                         result = ff->open_encoder("video", asset->vcodec);
 361                 if( !result && asset->audio_data )
 362                         result = ff->open_encoder("audio", asset->acodec);
 363         }
 364         return result;
 365 }
 366
 367 int FileFFMPEG::close_file()
 368 {
 369         delete ff;
 370         ff = 0;
 371         return 0;
 372 }
 373
 374
 375 int FileFFMPEG::write_samples(double **buffer, int64_t len)
 376 {
 377         if( !ff || len < 0 ) return -1;
 378         int stream = 0;
 379         int ret = ff->encode(stream, buffer, len);
 380         return ret;
 381 }
 382
 383 int FileFFMPEG::write_frames(VFrame ***frames, int len)
 384 {
 385         if( !ff ) return -1;
 386         int ret = 0, layer = 0;
 387         for(int i = 0; i < 1; i++) {
 388                 for(int j = 0; j < len && !ret; j++) {
 389                         VFrame *frame = frames[i][j];
 390                         ret = ff->encode(layer, frame);
 391                 }
 392         }
 393         return ret;
 394 }
 395
 396
 397 int FileFFMPEG::read_samples(double *buffer, int64_t len)
 398 {
 399         if( !ff || len < 0 ) return -1;
 400         int ch = file->current_channel;
 401         int64_t pos = file->current_sample;
 402         int ret = ff->decode(ch, pos, buffer, len);
 403         if( ret > 0 ) return 0;
 404         memset(buffer,0,len*sizeof(*buffer));
 405         return -1;
 406 }
 407
 408 int FileFFMPEG::read_frame(VFrame *frame)
 409 {
 410         if( !ff ) return -1;
 411         int layer = file->current_layer;
 412         int64_t pos = asset->video_length >= 0 ? file->current_frame : 0;
 413         int ret = ff->decode(layer, pos, frame);
 414         frame->set_status(ret);
 415         if( ret >= 0 ) return 0;
 416         frame->clear_frame();
 417         return -1;
 418 }
 419
 420
 421 int64_t FileFFMPEG::get_memory_usage()
 422 {
 423         return 0;
 424 }
 425
 426 int FileFFMPEG::colormodel_supported(int colormodel)
 427 {
 428         return colormodel;
 429 }
 430
 431
 432 int FileFFMPEG::get_best_colormodel(int driver, int vstream)
 433 {
 434         if( vstream < 0 ) vstream = 0;
 435         int is_mpeg = !ff ? 0 : ff->ff_video_mpeg_color_range(vstream);
 436
 437         switch(driver) {
 438         case PLAYBACK_X11:
 439         case PLAYBACK_X11_GL: return is_mpeg ? BC_YUV888 : BC_RGB888;
 440         case PLAYBACK_X11_XV: return BC_YUV420P;
 441         }
 442
 443         return BC_RGB888;
 444 }
 445
 446 int FileFFMPEG::get_best_colormodel(Asset *asset, int driver)
 447 {
 448         switch(driver) {
 449 // the direct X11 color model requires scaling in the codec
 450         case SCREENCAPTURE:
 451         case PLAYBACK_X11:
 452         case PLAYBACK_X11_GL: return BC_RGB888;
 453         case PLAYBACK_X11_XV: return BC_YUV420P;
 454         }
 455
 456         return BC_YUV420P;
 457 }
 458
 459 //======
 460
 461 FFMPEGConfigAudio::FFMPEGConfigAudio(BC_WindowBase *parent_window, Asset *asset, EDL *edl)
 462  : BC_Window(_(PROGRAM_NAME ": Audio Preset"),
 463         parent_window->get_abs_cursor_x(1),
 464         parent_window->get_abs_cursor_y(1),
 465         420, 420)
 466 {
 467         this->parent_window = parent_window;
 468         this->asset = asset;
 469         this->edl = edl;
 470         preset_popup = 0;
 471
 472         bitrate = 0;
 473         audio_options = 0;
 474         ff_options_dialog = 0;
 475 }
 476
 477 FFMPEGConfigAudio::~FFMPEGConfigAudio()
 478 {
 479         delete ff_options_dialog;
 480         lock_window("FFMPEGConfigAudio::~FFMPEGConfigAudio");
 481         delete preset_popup;
 482         presets.remove_all_objects();
 483         unlock_window();
 484 }
 485
 486 void FFMPEGConfigAudio::load_options()
 487 {
 488         FFMPEG::load_audio_options(asset, edl);
 489 }
 490
 491 void FFMPEGConfigAudio::create_objects()
 492 {
 493         int x = 10, y = 10;
 494         lock_window("FFMPEGConfigAudio::create_objects");
 495
 496         FileSystem fs;
 497         char option_path[BCTEXTLEN];
 498         FFMPEG::set_option_path(option_path, "audio");
 499         fs.update(option_path);
 500         int total_files = fs.total_files();
 501         for(int i = 0; i < total_files; i++) {
 502                 const char *name = fs.get_entry(i)->get_name();
 503                 if( asset->fformat[0] != 0 ) {
 504                         const char *ext = strrchr(name,'.');
 505                         if( !ext ) continue;
 506                         if( strcmp(asset->fformat, ++ext) ) continue;
 507                 }
 508                 presets.append(new BC_ListBoxItem(name));
 509         }
 510
 511         if( asset->acodec[0] ) {
 512                 int k = presets.size();
 513                 while( --k >= 0 && strcmp(asset->acodec, presets[k]->get_text()) );
 514                 if( k < 0 ) asset->acodec[0] = 0;
 515         }
 516
 517         if( !asset->acodec[0] && presets.size() > 0 )
 518                 strcpy(asset->acodec, presets[0]->get_text());
 519
 520         add_tool(new BC_Title(x, y, _("Preset:")));
 521         y += 25;
 522         preset_popup = new FFMPEGConfigAudioPopup(this, x, y);
 523         preset_popup->create_objects();
 524
 525         y += 50;
 526         bitrate = new FFMpegAudioBitrate(this, x, y, _("Bitrate:"), &asset->ff_audio_bitrate);
 527         bitrate->create_objects();
 528         bitrate->set_increment(1000);
 529         bitrate->set_boundaries((int64_t)0, (int64_t)INT_MAX);
 530         y += bitrate->get_h() + 5;
 531         quality = new FFMpegAudioQuality(this, x, y, _("Quality:"), &asset->ff_audio_quality);
 532         quality->create_objects();
 533         quality->set_increment(1);
 534         quality->set_boundaries((int64_t)-1, (int64_t)51);
 535         y += quality->get_h() + 10;
 536
 537         add_subwindow(new BC_Title(x, y, _("Samples:")));
 538         sample_format = new FFMpegSampleFormat(this, x+90, y, 100, 120);
 539         sample_format->create_objects();
 540         if( asset->acodec[0] ) {
 541                 sample_format->update_formats();
 542                 if( !asset->ff_audio_options[0] )
 543                         load_options();
 544         }
 545         if( !asset->ff_sample_format[0] ) strcpy(asset->ff_sample_format, _("None"));
 546         sample_format->update(asset->ff_sample_format);
 547         y += sample_format->get_h() + 10;
 548
 549         BC_Title *title = new BC_Title(x, y, _("Audio Options:"));
 550         add_subwindow(title);
 551
 552         ff_options_dialog = new FFOptionsAudioDialog(this);
 553         int x1 = x + title->get_w() + 8;
 554         add_subwindow(new FFOptionsViewAudio(this, x1, y, _("view")));
 555
 556         y += 25;
 557         audio_options = new FFAudioOptions(this, x, y, get_w()-x-20, 8,
 558                  sizeof(asset->ff_audio_options)-1, asset->ff_audio_options);
 559         audio_options->create_objects();
 560         add_subwindow(new BC_OKButton(this));
 561         add_subwindow(new BC_CancelButton(this));
 562         show_window(1);
 563
 564         bitrate->update_param("cin_bitrate", asset->ff_audio_options);
 565         quality->update_param("cin_quality", asset->ff_audio_options);
 566
 567         if( asset->ff_audio_bitrate > 0 ) quality->disable();
 568         else if( asset->ff_audio_quality >= 0 ) bitrate->disable();
 569
 570         unlock_window();
 571 }
 572
 573 int FFMPEGConfigAudio::close_event()
 574 {
 575         set_done(1);
 576         return 1;
 577 }
 578
 579 FFAudioOptions::FFAudioOptions(FFMPEGConfigAudio *audio_popup,
 580         int x, int y, int w, int rows, int size, char *text)
 581  : BC_ScrollTextBox(audio_popup, x, y, w, rows, text, size)
 582 {
 583         this->audio_popup = audio_popup;
 584 }
 585
 586
 587 FFMPEGConfigAudioPopup::FFMPEGConfigAudioPopup(FFMPEGConfigAudio *popup, int x, int y)
 588  : BC_PopupTextBox(popup, &popup->presets, popup->asset->acodec, x, y, 300, 300)
 589 {
 590         this->popup = popup;
 591 }
 592
 593 int FFMPEGConfigAudioPopup::handle_event()
 594 {
 595         strcpy(popup->asset->acodec, get_text());
 596         popup->sample_format->update_formats();
 597         Asset *asset = popup->asset;
 598         asset->ff_audio_bitrate = 0;  asset->ff_audio_quality = -1;
 599         popup->load_options();
 600         popup->audio_options->update(asset->ff_audio_options);
 601         popup->audio_options->set_text_row(0);
 602
 603         popup->bitrate->update_param("cin_bitrate", asset->ff_audio_options);
 604         popup->quality->update_param("cin_quality", asset->ff_audio_options);
 605         popup->sample_format->update(asset->ff_sample_format);
 606         return 1;
 607 }
 608
 609
 610 FFMPEGConfigAudioToggle::FFMPEGConfigAudioToggle(FFMPEGConfigAudio *popup,
 611         char *title_text, int x, int y, int *output)
 612  : BC_CheckBox(x, y, *output, title_text)
 613 {
 614         this->popup = popup;
 615         this->output = output;
 616 }
 617 int FFMPEGConfigAudioToggle::handle_event()
 618 {
 619         *output = get_value();
 620         return 1;
 621 }
 622
 623 //======
 624
 625 FFMPEGConfigVideo::FFMPEGConfigVideo(BC_WindowBase *parent_window, Asset *asset, EDL *edl)
 626  : BC_Window(_(PROGRAM_NAME ": Video Preset"),
 627         parent_window->get_abs_cursor_x(1),
 628         parent_window->get_abs_cursor_y(1),
 629         420, 420)
 630 {
 631         this->parent_window = parent_window;
 632         this->asset = asset;
 633         this->edl = edl;
 634         preset_popup = 0;
 635         ff_options_dialog = 0;
 636         pixel_format = 0;
 637
 638         bitrate = 0;
 639         quality = 0;
 640         video_options = 0;
 641 }
 642
 643 FFMPEGConfigVideo::~FFMPEGConfigVideo()
 644 {
 645         lock_window("FFMPEGConfigVideo::~FFMPEGConfigVideo");
 646         delete ff_options_dialog;
 647         delete pixel_format;
 648         delete preset_popup;
 649         presets.remove_all_objects();
 650         unlock_window();
 651 }
 652
 653 void FFMPEGConfigVideo::load_options()
 654 {
 655         FFMPEG::load_video_options(asset, edl);
 656 }
 657
 658 void FFMPEGConfigVideo::create_objects()
 659 {
 660         int x = 10, y = 10;
 661         lock_window("FFMPEGConfigVideo::create_objects");
 662
 663         add_subwindow(new BC_Title(x, y, _("Compression:")));
 664         y += 25;
 665
 666         FileSystem fs;
 667         char option_path[BCTEXTLEN];
 668         FFMPEG::set_option_path(option_path, "video");
 669         fs.update(option_path);
 670         int total_files = fs.total_files();
 671         for(int i = 0; i < total_files; i++) {
 672                 const char *name = fs.get_entry(i)->get_name();
 673                 if( asset->fformat[0] != 0 ) {
 674                         const char *ext = strrchr(name,'.');
 675                         if( !ext ) continue;
 676                         if( strcmp(asset->fformat, ++ext) ) continue;
 677                 }
 678                 presets.append(new BC_ListBoxItem(name));
 679         }
 680
 681         if( asset->vcodec[0] ) {
 682                 int k = presets.size();
 683                 while( --k >= 0 && strcmp(asset->vcodec, presets[k]->get_text()) );
 684                 if( k < 0 ) asset->vcodec[0] = 0;
 685         }
 686
 687         if( !asset->vcodec[0] && presets.size() > 0 )
 688                 strcpy(asset->vcodec, presets[0]->get_text());
 689
 690         preset_popup = new FFMPEGConfigVideoPopup(this, x, y);
 691         preset_popup->create_objects();
 692
 693         if( asset->ff_video_bitrate > 0 && asset->ff_video_quality >= 0 ) {
 694                 asset->ff_video_bitrate = 0;  asset->ff_video_quality = -1;
 695         }
 696
 697         y += 50;
 698         bitrate = new FFMpegVideoBitrate(this, x, y, _("Bitrate:"), &asset->ff_video_bitrate);
 699         bitrate->create_objects();
 700         bitrate->set_increment(100000);
 701         bitrate->set_boundaries((int64_t)0, (int64_t)INT_MAX);
 702         y += bitrate->get_h() + 5;
 703         quality = new FFMpegVideoQuality(this, x, y, _("Quality:"), &asset->ff_video_quality);
 704         quality->create_objects();
 705         quality->set_increment(1);
 706         quality->set_boundaries((int64_t)-1, (int64_t)51);
 707         y += quality->get_h() + 10;
 708
 709         add_subwindow(new BC_Title(x, y, _("Pixels:")));
 710         pixel_format = new FFMpegPixelFormat(this, x+90, y, 100, 120);
 711         pixel_format->create_objects();
 712         if( asset->vcodec[0] ) {
 713                 pixel_format->update_formats();
 714                 if( !asset->ff_video_options[0] )
 715                         load_options();
 716         }
 717         if( !asset->ff_pixel_format[0] ) strcpy(asset->ff_pixel_format, _("None"));
 718         pixel_format->update(asset->ff_pixel_format);
 719         y += pixel_format->get_h() + 10;
 720
 721         BC_Title *title = new BC_Title(x, y, _("Video Options:"));
 722         add_subwindow(title);
 723
 724         ff_options_dialog = new FFOptionsVideoDialog(this);
 725         int x1 = x + title->get_w() + 8;
 726         add_subwindow(new FFOptionsViewVideo(this, x1, y, _("view")));
 727
 728         y += 25;
 729         video_options = new FFVideoOptions(this, x, y, get_w()-x-20, 8,
 730                  sizeof(asset->ff_video_options)-1, asset->ff_video_options);
 731         video_options->create_objects();
 732         add_subwindow(new BC_OKButton(this));
 733         add_subwindow(new BC_CancelButton(this));
 734         show_window(1);
 735
 736         bitrate->update_param("cin_bitrate", asset->ff_video_options);
 737         quality->update_param("cin_quality", asset->ff_video_options);
 738
 739         if( asset->ff_video_bitrate > 0 ) quality->disable();
 740         else if( asset->ff_video_quality >= 0 ) bitrate->disable();
 741         unlock_window();
 742 }
 743
 744 int FFMPEGConfigVideo::close_event()
 745 {
 746         set_done(1);
 747         return 1;
 748 }
 749
 750 FFVideoOptions::FFVideoOptions(FFMPEGConfigVideo *video_popup,
 751         int x, int y, int w, int rows, int size, char *text)
 752  : BC_ScrollTextBox(video_popup, x, y, w, rows, text, size)
 753 {
 754         this->video_popup = video_popup;
 755 }
 756
 757
 758 FFMPEGConfigVideoPopup::FFMPEGConfigVideoPopup(FFMPEGConfigVideo *popup, int x, int y)
 759  : BC_PopupTextBox(popup, &popup->presets, popup->asset->vcodec, x, y, 300, 300)
 760 {
 761         this->popup = popup;
 762 }
 763
 764 int FFMPEGConfigVideoPopup::handle_event()
 765 {
 766         strcpy(popup->asset->vcodec, get_text());
 767         popup->pixel_format->update_formats();
 768         Asset *asset = popup->asset;
 769         asset->ff_video_bitrate = 0;  asset->ff_video_quality = -1;
 770         popup->load_options();
 771         popup->video_options->update(asset->ff_video_options);
 772         popup->video_options->set_text_row(0);
 773
 774         popup->bitrate->update_param("cin_bitrate", asset->ff_video_options);
 775         popup->quality->update_param("cin_quality", asset->ff_video_options);
 776         popup->pixel_format->update(asset->ff_pixel_format);
 777         return 1;
 778 }
 779
 780
 781 FFMPEGConfigVideoToggle::FFMPEGConfigVideoToggle(FFMPEGConfigVideo *popup,
 782         char *title_text, int x, int y, int *output)
 783  : BC_CheckBox(x, y, *output, title_text)
 784 {
 785         this->popup = popup;
 786         this->output = output;
 787 }
 788 int FFMPEGConfigVideoToggle::handle_event()
 789 {
 790         *output = get_value();
 791         return 1;
 792 }
 793
 794 FFMPEGScanProgress::FFMPEGScanProgress(IndexFile *index_file, MainProgressBar *progress_bar,
 795                 const char *title, int64_t length, int64_t *position, int *canceled)
 796  : Thread(1, 0, 0)
 797 {
 798         this->index_file = index_file;
 799         this->progress_bar = progress_bar;
 800         strcpy(this->progress_title, title);
 801         this->length = length;
 802         this->position = position;
 803         this->canceled = canceled;
 804         done = 0;
 805         start();
 806 }
 807
 808 FFMPEGScanProgress::~FFMPEGScanProgress()
 809 {
 810         done = 1;
 811         cancel();
 812         join();
 813 }
 814
 815 void FFMPEGScanProgress::run()
 816 {
 817         while( !done ) {
 818                 if( progress_bar->update(*position) ) {
 819                         *canceled = done = 1;
 820                         break;
 821                 }
 822                 index_file->redraw_edits(0);
 823                 usleep(500000);
 824         }
 825 }
 826
 827 int FileFFMPEG::get_index(IndexFile *index_file, MainProgressBar *progress_bar)
 828 {
 829         if( !ff ) return -1;
 830         if( !file->preferences->ffmpeg_marker_indexes ) return 1;
 831
 832         IndexState *index_state = index_file->get_state();
 833         if( index_state->index_status != INDEX_NOTTESTED ) return 0;
 834         index_state->reset_index();
 835         index_state->reset_markers();
 836         index_state->index_status = INDEX_BUILDING;
 837
 838         for( int aidx=0; aidx<ff->ffaudio.size(); ++aidx ) {
 839                 FFAudioStream *aud = ff->ffaudio[aidx];
 840                 index_state->add_audio_stream(aud->channels, aud->length);
 841         }
 842
 843         FileSystem fs;
 844         int64_t file_bytes = fs.get_size(ff->fmt_ctx->url);
 845         char *index_path = index_file->index_filename;
 846
 847         int canceled = 0;
 848         int64_t scan_position = 0;
 849         FFMPEGScanProgress *scan_progress = 0;
 850         if( progress_bar ) {
 851                 char progress_title[BCTEXTLEN];
 852                 sprintf(progress_title, _("Creating %s\n"), index_path);
 853                 progress_bar->update_title(progress_title, 1);
 854                 progress_bar->update_length(file_bytes);
 855                 scan_progress = new FFMPEGScanProgress(index_file,
 856                                 progress_bar, progress_title, file_bytes,
 857                                 &scan_position, &canceled);
 858         }
 859
 860         index_state->index_bytes = file_bytes;
 861         index_state->init_scan(file->preferences->index_size);
 862
 863         if( ff->scan(index_state, &scan_position, &canceled) || canceled ) {
 864                 index_state->reset_index();
 865                 index_state->reset_markers();
 866                 canceled = 1;
 867         }
 868
 869         delete scan_progress;
 870         if( canceled ) return 1;
 871
 872         index_state->marker_status = MARKERS_READY;
 873         return index_state->create_index(index_path, asset);
 874 }
 875
 876
 877 FFOptions_OptPanel::
 878 FFOptions_OptPanel(FFOptionsWindow *fwin, int x, int y, int w, int h)
 879  : BC_ListBox(x, y, w, h, LISTBOX_TEXT), opts(items[0]), vals(items[1])
 880 {
 881         this->fwin = fwin;
 882         update();  // init col/wid/columns
 883 }
 884
 885 FFOptions_OptPanel::
 886 ~FFOptions_OptPanel()
 887 {
 888 }
 889
 890 void FFOptions_OptPanel::create_objects()
 891 {
 892         const char *cols[] = { _("option"), _("value"), };
 893         const int col1_w = 150;
 894         int wids[] = { col1_w, get_w()-col1_w };
 895         BC_ListBox::update(&items[0], &cols[0], &wids[0], sizeof(items)/sizeof(items[0]));
 896 }
 897
 898 int FFOptions_OptPanel::update()
 899 {
 900         opts.remove_all();
 901         vals.remove_all();
 902         FFOptions &options = fwin->options;
 903         for( int i=0; i<options.size(); ++i ) {
 904                 FFOptions_Opt *opt = options[i];
 905                 opts.append(opt->item_name);
 906                 vals.append(opt->item_value);
 907         }
 908         draw_items(1);
 909         return 0;
 910 }
 911
 912 int FFOptions_OptPanel::cursor_leave_event()
 913 {
 914         hide_tooltip();
 915         return 0;
 916 }
 917
 918
 919 FFOptions_OptName::FFOptions_OptName(FFOptions_Opt *opt, const char *nm)
 920 {
 921         this->opt = opt;
 922         set_text(nm);
 923 }
 924
 925 FFOptions_OptName::~FFOptions_OptName()
 926 {
 927 }
 928
 929 FFOptions_OptValue::FFOptions_OptValue(FFOptions_Opt *opt)
 930 {
 931         this->opt = opt;
 932 }
 933
 934
 935 void FFOptions_OptValue::update()
 936 {
 937         if( !opt ) return;
 938         char val[BCTEXTLEN];  val[0] = 0;
 939         opt->get(val, sizeof(val));
 940         update(val);
 941 }
 942
 943 void FFOptions_OptValue::update(const char *v)
 944 {
 945         set_text(v);
 946 }
 947
 948 FFOptions_Opt::FFOptions_Opt(FFOptions *options, const AVOption *opt, const char *nm)
 949 {
 950         this->options = options;
 951         this->opt = opt;
 952         item_name = new FFOptions_OptName(this, nm);
 953         item_value = new FFOptions_OptValue(this);
 954 }
 955
 956 FFOptions_Opt::~FFOptions_Opt()
 957 {
 958         delete item_name;
 959         delete item_value;
 960 }
 961
 962 char *FFOptions_Opt::get(char *vp, int sz)
 963 {
 964         char *cp = vp;
 965         *cp = 0;
 966         if( !opt ) return cp;
 967
 968         void *obj = (void *)options->obj;
 969         uint8_t *bp = 0;
 970         if( av_opt_get(obj, opt->name, 0, &bp) >= 0 && bp != 0 ) {
 971         const char *val = (const char *)bp;
 972                 if( opt->unit && *val ) {
 973                         int id = atoi(val);
 974                         const char *uid = unit_name(id);
 975                         if( uid ) val = uid;
 976                 }
 977                 cp = sz >= 0 ? strncpy(vp,val,sz) : strcpy(vp, val);
 978                 if( sz > 0 ) vp[sz-1] = 0;
 979                 av_freep(&bp);
 980         }
 981
 982         return cp;
 983 }
 984
 985 void FFOptions_Opt::set(const char *val)
 986 {
 987         void *obj = (void *)options->obj;
 988         if( !obj || !opt ) return;
 989         av_opt_set(obj, opt->name, val, 0);
 990 }
 991
 992
 993 FFOptionsKindItem::FFOptionsKindItem(FFOptionsKind *kind, const char *text, int idx)
 994  : BC_MenuItem(text)
 995 {
 996         this->kind = kind;
 997         this->idx = idx;
 998 }
 999
1000 FFOptionsKindItem::~FFOptionsKindItem()
1001 {
1002 }
1003
1004 int FFOptionsKindItem::handle_event()
1005 {
1006         FFOptionsWindow *fwin = kind->fwin;
1007         FFOptions &options = fwin->options;
1008         options.initialize(fwin, idx);
1009         fwin->draw();
1010         return 1;
1011 }
1012
1013 const char *FFOptionsKind::kinds[] = {
1014         N_("codec"),    // FF_KIND_CODEC
1015         N_("ffmpeg"),   // FF_KIND_FFMPEG
1016 };
1017
1018 FFOptionsKind::
1019 FFOptionsKind(FFOptionsWindow *fwin, int x, int y, int w)
1020  : BC_PopupMenu(x, y, w, "")
1021 {
1022         this->fwin = fwin;
1023 }
1024
1025 FFOptionsKind::
1026 ~FFOptionsKind()
1027 {
1028 }
1029
1030 void FFOptionsKind::create_objects()
1031 {
1032         for( int i=0; i<(int)(sizeof(kinds)/sizeof(kinds[0])); ++i )
1033                 add_item(new FFOptionsKindItem(this, _(kinds[i]), i));
1034 }
1035
1036 int FFOptionsKind::handle_event()
1037 {
1038         return 1;
1039 }
1040
1041 void FFOptionsKind::set(int k)
1042 {
1043         this->kind = k;
1044         set_text(_(kinds[k]));
1045 }
1046
1047 FFOptionsText::
1048 FFOptionsText(FFOptionsWindow *fwin, int x, int y, int w)
1049  : BC_TextBox(x, y, w, 1, (char *)"")
1050 {
1051         this->fwin = fwin;
1052 }
1053
1054 FFOptionsText::
1055 ~FFOptionsText()
1056 {
1057 }
1058
1059 int FFOptionsText::handle_event()
1060 {
1061         return 0;
1062 }
1063
1064 FFOptionsUnits::
1065 FFOptionsUnits(FFOptionsWindow *fwin, int x, int y, int w)
1066  : BC_PopupMenu(x, y, w, "")
1067 {
1068         this->fwin = fwin;
1069 }
1070
1071 FFOptionsUnits::
1072 ~FFOptionsUnits()
1073 {
1074 }
1075
1076 int FFOptionsUnits::handle_event()
1077 {
1078         const char *text = get_text();
1079         if( text && fwin->selected ) {
1080                 fwin->selected->set(text);
1081                 fwin->selected->item_value->update();
1082                 av_dict_set(&fwin->dialog->ff_opts,
1083                         fwin->selected->item_name->get_text(),
1084                         fwin->selected->item_value->get_text(), 0);
1085                 fwin->draw();
1086         }
1087         return 1;
1088 }
1089
1090 FFOptionsApply::
1091 FFOptionsApply(FFOptionsWindow *fwin, int x, int y)
1092  : BC_GenericButton(x, y, _("Apply"))
1093 {
1094         this->fwin = fwin;
1095 }
1096
1097 FFOptionsApply::
1098 ~FFOptionsApply()
1099 {
1100 }
1101
1102 int FFOptionsApply::handle_event()
1103 {
1104         const char *text = fwin->text->get_text();
1105         if( text && fwin->selected ) {
1106                 fwin->selected->set(text);
1107                 fwin->selected->item_value->update();
1108                 av_dict_set(&fwin->dialog->ff_opts,
1109                         fwin->selected->item_name->get_text(),
1110                         fwin->selected->item_value->get_text(), 0);
1111                 fwin->draw();
1112         }
1113         return 1;
1114 }
1115
1116 FFOptions::FFOptions()
1117 {
1118         avctx = 0;
1119         obj = 0;
1120 }
1121
1122 FFOptions::~FFOptions()
1123 {
1124         remove_all_objects();
1125         avcodec_free_context(&avctx);
1126 }
1127
1128 int FFOptions::cmpr(const void *a, const void *b)
1129 {
1130         FFOptions_Opt *ap = *(FFOptions_Opt **)a;
1131         FFOptions_Opt *bp = *(FFOptions_Opt **)b;
1132         const char *vap = ap->item_name->get_text();
1133         const char *vbp = bp->item_name->get_text();
1134         return strcmp(vap, vbp);
1135 }
1136
1137 void FFOptions::initialize(FFOptionsWindow *win, int kind)
1138 {
1139         remove_all_objects();
1140         this->win = win;
1141         win->selected = 0;
1142         obj = 0;
1143         if( !avctx )
1144                 avctx = avcodec_alloc_context3(win->dialog->codec);
1145
1146         switch( kind ) {
1147         case FF_KIND_CODEC:
1148                 obj = (const void *)avctx->priv_data;
1149                 break;
1150         case FF_KIND_FFMPEG:
1151                 obj = (const void *)avctx;
1152                 break;
1153         }
1154
1155         if( obj ) {
1156                 FFOptions &conf = *this;
1157                 const AVOption *opt = 0;
1158                 while( (opt=av_opt_next(obj, opt)) != 0 ) {
1159                         if( opt->type == AV_OPT_TYPE_CONST ) continue;
1160                         int dupl = 0;
1161                         for( int i=0; !dupl && i<size(); ++i ) {
1162                                 FFOptions_Opt *fopt = conf[i];
1163                                 const AVOption *op = fopt->opt;
1164                                 if( op->offset != opt->offset ) continue;
1165                                 if( op->type != opt->type ) continue;
1166                                 dupl = 1;
1167                                 if( strlen(op->name) < strlen(opt->name) )
1168                                         fopt->opt = opt;
1169                         }
1170                         if( dupl ) continue;
1171                         FFOptions_Opt *fopt = new FFOptions_Opt(this, opt, opt->name);
1172                         append(fopt);
1173                         AVDictionaryEntry *elem = av_dict_get(win->dialog->ff_opts,
1174                                         opt->name, 0, AV_DICT_IGNORE_SUFFIX);
1175                         if( elem && elem->value ) fopt->set(elem->value);
1176                         char val[BCTEXTLEN], *vp = fopt->get(val, sizeof(val));
1177                         fopt->item_value->update(vp);
1178                 }
1179         }
1180
1181         qsort(&values[0],size(),sizeof(values[0]),cmpr);
1182         win->kind->set(kind);
1183         win->panel->update();
1184         win->panel->set_yposition(0);
1185 }
1186
1187 int FFOptions::update()
1188 {
1189         int ret = 0;
1190         FFOptions &conf = *this;
1191
1192         for( int i=0; i<size(); ++i ) {
1193                 FFOptions_Opt *fopt = conf[i];
1194                 char val[BCTEXTLEN], *vp = fopt->get(val, sizeof(val));
1195                 if( !vp || !strcmp(val, fopt->item_value->get_text()) ) continue;
1196                 fopt->item_value->update(val);
1197                 ++ret;
1198         }
1199         return ret;
1200 }
1201
1202 void FFOptions::dump(FILE *fp)
1203 {
1204         if( !obj ) return;
1205         const AVOption *opt = 0;
1206         FFOptions &conf = *this;
1207
1208         while( (opt=av_opt_next(obj, opt)) != 0 ) {
1209                 if( opt->type == AV_OPT_TYPE_CONST ) continue;
1210                 int k = size();
1211                 while( --k >= 0 && strcmp(opt->name, conf[k]->opt->name) );
1212                 if( k < 0 ) continue;
1213                 FFOptions_Opt *fopt = conf[k];
1214                 char val[BCTEXTLEN], *vp = fopt->get(val,sizeof(val));
1215                 fprintf(fp, "  %s:=%s", opt->name, vp);
1216                 if( opt->unit ) {
1217                         char unt[BCTEXTLEN], *up = unt;
1218                         fopt->units(up);
1219                         fprintf(fp, "%s", unt);
1220                 }
1221                 fprintf(fp, "\n");
1222         }
1223 }
1224
1225
1226 void FFOptionsWindow::update(FFOptions_Opt *opt)
1227 {
1228         if( selected != opt ) {
1229                 if( selected ) selected->item_name->set_selected(0);
1230                 selected = opt;
1231                 if( selected ) selected->item_name->set_selected(1);
1232         }
1233         clear_box(0,0, 0,panel->get_y());
1234         char str[BCTEXTLEN], *sp;
1235         *(sp=str) = 0;
1236         if( opt ) opt->types(sp);
1237         type->update(str);
1238         *(sp=str) = 0;
1239         if( opt ) opt->ranges(sp);
1240         range->update(str);
1241         while( units->total_items() ) units->del_item(0);
1242         char unit[BCSTRLEN];  strcpy(unit, "()");
1243         if( opt && opt->opt ) {
1244                 ArrayList<const char *> names;
1245                 int n = 0;
1246                 if( opt->opt->unit ) {
1247                         n = opt->units(names);
1248                         if( n > 0 ) strcpy(unit,opt->opt->unit);
1249                 }
1250                 for( int i=0; i<n; ++i )
1251                         units->add_item(new BC_MenuItem(names[i], 0));
1252         }
1253         units->set_text(unit);
1254         char val[BCTEXTLEN];  val[0] = 0;
1255         if( opt ) opt->get(val, sizeof(val));
1256         text->update(val);
1257
1258         panel->update();
1259 }
1260
1261 void FFOptions_OptPanel::show_tip(const char *tip)
1262 {
1263         if( !tip ) return;
1264         int len = strlen(tip);
1265         if( len > (int)sizeof(tip_text)-1 ) len = sizeof(tip_text)-1;
1266         strncpy(tip_text,tip,len);
1267         tip_text[len] = 0;
1268         int line_limit = 60;
1269         int limit2 = line_limit/2;
1270         int limit4 = line_limit/4-2;
1271         char *cp = tip_text, *dp = cp+len;
1272         int n;  char *bp, *ep, *pp, *sp;
1273         while( cp < dp ) {
1274                 for( ep=cp; ep<dp && *ep!='\n'; ++ep );
1275                 // target about half remaining line, constrain line_limit
1276                 if( (n=(ep-1-cp)/2) < limit2 || n > line_limit )
1277                         n = line_limit;
1278                 // search for last punct, last space before line_limit
1279                 for( bp=cp, pp=sp=0; --n>=0 && cp<ep; ++cp ) {
1280                         if( ispunct(*cp) && isspace(*(cp+1)) ) pp = cp;
1281                         else if( isspace(*cp) ) sp = cp;
1282                 }
1283                 // line not empty
1284                 if( cp < ep ) {
1285                         // first, after punctuation
1286                         if( pp && pp-bp >= limit4 )
1287                                 cp = pp+1;
1288                         // then, on spaces
1289                         else if( sp ) {
1290                                 cp = sp;
1291                         }
1292                         // last, on next space
1293                         else {
1294                                 while( cp<dp && !isspace(*cp) ) ++cp;
1295                         }
1296                         // add new line
1297                         if( !*cp ) break;
1298                         *cp++ = '\n';
1299                 }
1300         }
1301         fwin->panel->set_tooltip(tip_text);
1302         fwin->panel->show_tooltip();
1303 }
1304
1305 int FFOptions_OptPanel::selection_changed()
1306 {
1307         FFOptions_Opt *opt = 0;
1308         BC_ListBoxItem *item = get_selection(0, 0);
1309         if( item ) {
1310                 FFOptions_OptName *opt_name = (FFOptions_OptName *)item;
1311                 opt = opt_name->opt;
1312         }
1313         fwin->update(opt);
1314         if( opt ) show_tip(opt->tip());
1315         return 1;
1316 }
1317
1318
1319 int FFOptions_Opt::types(char *rp)
1320 {
1321         const char *cp = "";
1322         if( opt ) switch (opt->type) {
1323         case AV_OPT_TYPE_FLAGS: cp = N_("<flags>");  break;
1324         case AV_OPT_TYPE_INT: cp = N_("<int>"); break;
1325         case AV_OPT_TYPE_INT64: cp = N_("<int64>"); break;
1326         case AV_OPT_TYPE_DOUBLE: cp = N_("<double>"); break;
1327         case AV_OPT_TYPE_FLOAT: cp = N_("<float>"); break;
1328         case AV_OPT_TYPE_STRING: cp = N_("<string>"); break;
1329         case AV_OPT_TYPE_RATIONAL: cp = N_("<rational>"); break;
1330         case AV_OPT_TYPE_BINARY: cp = N_("<binary>"); break;
1331         case AV_OPT_TYPE_IMAGE_SIZE: cp = N_("<image_size>"); break;
1332         case AV_OPT_TYPE_VIDEO_RATE: cp = N_("<video_rate>"); break;
1333         case AV_OPT_TYPE_PIXEL_FMT: cp = N_("<pix_fmt>"); break;
1334         case AV_OPT_TYPE_SAMPLE_FMT: cp = N_("<sample_fmt>"); break;
1335         case AV_OPT_TYPE_DURATION: cp = N_("<duration>"); break;
1336         case AV_OPT_TYPE_COLOR: cp = N_("<color>"); break;
1337         case AV_OPT_TYPE_CHANNEL_LAYOUT: cp = N_("<channel_layout>");  break;
1338         case AV_OPT_TYPE_BOOL: cp = N_("<bool>");  break;
1339         default: cp = N_("<undef>");  break;
1340         }
1341         return sprintf(rp, "%s", _(cp));
1342 }
1343 int FFOptions_Opt::scalar(double d, char *rp)
1344 {
1345         const char *cp = 0;
1346              if( d == INT_MAX ) cp = "INT_MAX";
1347         else if( d == INT_MIN ) cp = "INT_MIN";
1348         else if( d == UINT32_MAX ) cp = "UINT32_MAX";
1349         else if( d == (double)INT64_MAX ) cp = "I64_MAX";
1350         else if( d == INT64_MIN ) cp = "I64_MIN";
1351         else if( d == FLT_MAX ) cp = "FLT_MAX";
1352         else if( d == FLT_MIN ) cp = "FLT_MIN";
1353         else if( d == -FLT_MAX ) cp = "-FLT_MAX";
1354         else if( d == -FLT_MIN ) cp = "-FLT_MIN";
1355         else if( d == DBL_MAX ) cp = "DBL_MAX";
1356         else if( d == DBL_MIN ) cp = "DBL_MIN";
1357         else if( d == -DBL_MAX ) cp = "-DBL_MAX";
1358         else if( d == -DBL_MIN ) cp = "-DBL_MIN";
1359         else if( d == 0 ) cp = signbit(d) ? "-0" : "0";
1360         else if( isnan(d) ) cp = signbit(d) ? "-NAN" : "NAN";
1361         else if( isinf(d) ) cp = signbit(d) ? "-INF" : "INF";
1362         else return sprintf(rp, "%g", d);
1363         return sprintf(rp, "%s", cp);
1364 }
1365
1366 int FFOptions_Opt::ranges(char *rp)
1367 {
1368         if( !opt ) return 0;
1369         void *obj = (void *)options->obj;
1370         if( !obj ) return 0;
1371
1372         switch (opt->type) {
1373         case AV_OPT_TYPE_INT:
1374         case AV_OPT_TYPE_INT64:
1375         case AV_OPT_TYPE_DOUBLE:
1376         case AV_OPT_TYPE_FLOAT: break;
1377         default: return 0;;
1378         }
1379         AVOptionRanges *r = 0;
1380         char *cp = rp;
1381         if( av_opt_query_ranges(&r, obj, opt->name, AV_OPT_SEARCH_FAKE_OBJ) < 0 ) return 0;
1382         for( int i=0; i<r->nb_ranges; ++i ) {
1383                 cp += sprintf(cp, " (");  cp += scalar(r->range[i]->value_min, cp);
1384                 cp += sprintf(cp, "..");  cp += scalar(r->range[i]->value_max, cp);
1385                 cp += sprintf(cp, ")");
1386         }
1387         av_opt_freep_ranges(&r);
1388         return cp - rp;
1389 }
1390
1391 int FFOptions_Opt::units(ArrayList<const char *> &names)
1392 {
1393         if( !opt || !opt->unit ) return 0;
1394         const void *obj = options->obj;
1395         if( !obj ) return 0;
1396
1397         ArrayList<const AVOption *> opts;
1398         const AVOption *opt = NULL;
1399         while( (opt=av_opt_next(obj, opt)) != 0 ) {
1400                 if( !opt->unit ) continue;
1401                 if( opt->type != AV_OPT_TYPE_CONST ) continue;
1402                 if( strcmp(this->opt->unit, opt->unit) ) continue;
1403                 int i = opts.size();
1404                 while( --i >= 0 ) {
1405                         if( opts[i]->default_val.i64 != opt->default_val.i64 ) continue;
1406                         if( strlen(opts[i]->name) < strlen(opt->name) ) opts[i] = opt;
1407                         break;
1408                 }
1409                 if( i >= 0 ) continue;
1410                 opts.append(opt);
1411         }
1412
1413         for( int i=0; i<opts.size(); ++i )
1414                 names.append(opts[i]->name);
1415
1416         return names.size();
1417 }
1418
1419 int FFOptions_Opt::units(char *rp)
1420 {
1421         ArrayList<const char *> names;
1422         int n = units(names);
1423         if( !n ) return 0;
1424         char *cp = rp;
1425         cp += sprintf(cp, " [%s:", this->opt->unit);
1426         for( int i=0; i<n; ++i )
1427                 cp += sprintf(cp, " %s", names[i]);
1428         cp += sprintf(cp, "]:");
1429         return cp - rp;
1430 }
1431
1432 const char *FFOptions_Opt::unit_name(int id)
1433 {
1434         if( !opt || !opt->unit ) return 0;
1435         const void *obj = options->obj;
1436         if( !obj ) return 0;
1437
1438         const char *ret = 0;
1439         const AVOption *opt = NULL;
1440         while( (opt=av_opt_next(obj, opt)) != 0 ) {
1441                 if( !opt->unit ) continue;
1442                 if( opt->type != AV_OPT_TYPE_CONST ) continue;
1443                 if( strcmp(this->opt->unit, opt->unit) ) continue;
1444                 if( opt->default_val.i64 != id ) continue;
1445                 if( !ret ) { ret = opt->name;  continue; }
1446                 if( strlen(ret) < strlen(opt->name) ) ret = opt->name;
1447         }
1448
1449         return ret;
1450 }
1451
1452 const char *FFOptions_Opt::tip()
1453 {
1454         return !opt ? 0 : opt->help;
1455 }
1456
1457
1458 FFOptionsWindow::FFOptionsWindow(FFOptionsDialog *dialog)
1459  : BC_Window(_(PROGRAM_NAME ": Options"), 60, 30, 640, 400)
1460 {
1461         this->dialog = dialog;
1462         this->selected = 0;
1463 }
1464
1465 FFOptionsWindow::~FFOptionsWindow()
1466 {
1467 }
1468
1469 void FFOptionsWindow::create_objects()
1470 {
1471         lock_window("FFOptionsWindow::create_objects");
1472         BC_Title *title;
1473         int x0 = 10, y0 = 10;
1474         int x = x0, y = y0;
1475         add_subwindow(title = new BC_Title(x, y, _("Format: ")));
1476         x += title->get_w();
1477         add_subwindow(new BC_Title(x, y, dialog->format_name));
1478         x = x0 + 150;
1479         add_subwindow(title = new BC_Title(x, y, _("Codec: ")));
1480         x += title->get_w();
1481         add_subwindow(new BC_Title(x, y, dialog->codec_name));
1482
1483         x = x0;  y += title->get_h() + 10;  y0 = y;
1484         add_subwindow(title = new BC_Title(x, y, _("Type: ")));
1485         x += title->get_w() + 8;
1486         add_subwindow(type = new BC_Title(x, y, (char *)""));
1487         x = x0 + 150;
1488         add_subwindow(title = new BC_Title(x, y, _("Range: ")));
1489         x += title->get_w() + 8;
1490         add_subwindow(range = new BC_Title(x, y, (char *)""));
1491
1492         x = x0;  y += title->get_h() + 10;
1493         add_subwindow(units = new FFOptionsUnits(this, x, y, 120));
1494         x += units->get_w() + 8;
1495         int x1 = get_w() - BC_GenericButton::calculate_w(this, _("Apply")) - 8;
1496         add_subwindow(text = new FFOptionsText(this, x, y, x1-x - 8));
1497         add_subwindow(apply = new FFOptionsApply(this, x1, y));
1498         y += units->get_h() + 10;
1499         add_subwindow(kind = new FFOptionsKind(this, x1, y0, apply->get_w()));
1500         kind->create_objects();
1501         const char *kind_text = _("Kind:");
1502         x1 -= BC_Title::calculate_w(this, kind_text) + 8;
1503         add_subwindow(kind_title = new BC_Title(x1, y0, kind_text));
1504         y0 = y;
1505
1506         panel_x = x0;  panel_y = y0;
1507         panel_w = get_w()-10 - panel_x;
1508         panel_h = get_h()-10 - panel_y - BC_OKButton::calculate_h();
1509         panel = new FFOptions_OptPanel(this, panel_x, panel_y, panel_w, panel_h);
1510         add_subwindow(panel);
1511         add_subwindow(new BC_OKButton(this));
1512         add_subwindow(new BC_CancelButton(this));
1513         panel->create_objects();
1514         options.initialize(this, FF_KIND_CODEC);
1515         draw();
1516         show_window(1);
1517         unlock_window();
1518 }
1519
1520 void FFOptionsWindow::draw()
1521 {
1522         update(selected);
1523 }
1524
1525 int FFOptionsWindow::resize_event(int w, int h)
1526 {
1527         int x1 = w - 8 - kind->get_w();
1528         int y = kind->get_y();
1529         kind->reposition_window(x1, y);
1530         x1 -= kind_title->get_w() + 8;
1531         kind_title->reposition_window(x1,y);
1532         x1 = get_w() - apply->get_w() - 8;
1533         int y1 = units->get_y();
1534         apply->reposition_window(x1, y1);
1535         int x0 = units->get_x() + units->get_w() + 8;
1536         int y0 = units->get_y();
1537         text->reposition_window(x0,y0, x1-x0-8);
1538         panel_w = get_w()-10 - panel_x;
1539         panel_h = get_h()-10 - panel_y;
1540         panel->reposition_window(panel_x,panel_y, panel_w, panel_h);
1541         return 1;
1542 }
1543
1544 FFOptionsDialog::FFOptionsDialog()
1545  : BC_DialogThread()
1546 {
1547         this->options_window = 0;
1548         this->codec_name = 0;
1549         this->codec = 0;
1550         this->ff_opts = 0;
1551         this->ff_len = 0;
1552 }
1553
1554 FFOptionsDialog::~FFOptionsDialog()
1555 {
1556         close_window();
1557         delete [] codec_name;
1558 }
1559
1560 void FFOptionsDialog::load_options(const char *bp, int len)
1561 {
1562         char line[BCTEXTLEN];
1563         char key[BCSTRLEN], val[BCTEXTLEN];
1564         const char *dp = bp + len-1;
1565         int no = 0;
1566         while( bp < dp && *bp != 0 ) {
1567                 ++no;
1568                 char *cp = line, *ep = cp+sizeof(line)-1;
1569                 while( *bp && cp<ep && (*cp=*bp++)!='\n' ) ++cp;
1570                 *cp = 0;
1571                 if( line[0] == '#' ) {
1572                         sprintf(key,"#%d", no);
1573                         av_dict_set(&ff_opts, key, line, 0);
1574                         continue;
1575                 }
1576                 if( line[0] == '\n' ) continue;
1577                 if( FFMPEG::scan_option_line(line, key, val) ) continue;
1578                 av_dict_set(&ff_opts, key, val, 0);
1579         }
1580 }
1581
1582 void FFOptionsDialog::store_options(char *cp, int len)
1583 {
1584         char *ep = cp + len-1;
1585         AVDictionaryEntry *elem = 0;
1586         while( (elem=av_dict_get(ff_opts, "", elem, AV_DICT_IGNORE_SUFFIX)) != 0 ) {
1587                 if( elem->key[0] == '#' ) {
1588                         cp += snprintf(cp,ep-cp, "%s\n", elem->value);
1589                         continue;
1590                 }
1591                 cp += snprintf(cp,ep-cp, "%s=%s\n", elem->key, elem->value);
1592         }
1593         *cp = 0;
1594 }
1595
1596 void FFOptionsDialog::start(const char *format_name, const char *codec_name,
1597         AVCodec *codec, const char *options, int len)
1598 {
1599         if( options_window ) {
1600                 options_window->lock_window("FFOptionsDialog::start");
1601                 options_window->raise_window();
1602                 options_window->unlock_window();
1603                 return;
1604         }
1605
1606         this->format_name = cstrdup(format_name);
1607         this->codec_name = cstrdup(codec_name);
1608         this->codec = codec;
1609         this->ff_opts = 0;
1610         this->ff_len = len;
1611         load_options(options, len);
1612
1613         BC_DialogThread::start();
1614 }
1615
1616 BC_Window* FFOptionsDialog::new_gui()
1617 {
1618         options_window = new FFOptionsWindow(this);
1619         options_window->create_objects();
1620         return options_window;
1621 }
1622
1623 void FFOptionsDialog::handle_done_event(int result)
1624 {
1625         if( !result ) {
1626                 char options[ff_len];
1627                 store_options(options, ff_len);
1628                 update_options(options);
1629         }
1630         options_window = 0;
1631         delete [] format_name; format_name = 0;
1632         delete [] codec_name;  codec_name = 0;
1633         av_dict_free(&ff_opts);
1634 }
1635
1636 FFOptionsAudioDialog::FFOptionsAudioDialog(FFMPEGConfigAudio *aud_config)
1637 {
1638         this->aud_config = aud_config;
1639 }
1640
1641 FFOptionsAudioDialog::~FFOptionsAudioDialog()
1642 {
1643         close_window();
1644 }
1645
1646 void FFOptionsAudioDialog::update_options(const char *options)
1647 {
1648         aud_config->audio_options->update(options);
1649 }
1650
1651 FFOptionsVideoDialog::FFOptionsVideoDialog(FFMPEGConfigVideo *vid_config)
1652 {
1653         this->vid_config = vid_config;
1654 }
1655
1656 FFOptionsVideoDialog::~FFOptionsVideoDialog()
1657 {
1658         close_window();
1659 }
1660
1661 void FFOptionsVideoDialog::update_options(const char *options)
1662 {
1663         vid_config->video_options->update(options);
1664 }
1665
1666
1667 FFOptionsViewAudio::FFOptionsViewAudio(FFMPEGConfigAudio *aud_config, int x, int y, const char *text)
1668  : BC_GenericButton(x, y, text)
1669 {
1670         this->aud_config = aud_config;
1671 }
1672
1673 FFOptionsViewAudio::~FFOptionsViewAudio()
1674 {
1675 }
1676
1677 int FFOptionsViewAudio::handle_event()
1678 {
1679         char audio_format[BCSTRLEN]; audio_format[0] = 0;
1680         char audio_codec[BCSTRLEN]; audio_codec[0] = 0;
1681         AVCodec *codec = 0;
1682         Asset *asset = aud_config->asset;
1683         const char *name = asset->acodec;
1684         if( !FFMPEG::get_format(audio_format, "audio", name) &&
1685             !FFMPEG::get_codec(audio_codec, "audio", name) )
1686                 codec = avcodec_find_encoder_by_name(audio_codec);
1687         if( !codec ) {
1688                 eprintf(_("no codec named: %s: %s"), name, audio_codec);
1689                 return 1;
1690         }
1691         aud_config->ff_options_dialog->start(audio_format, audio_codec, codec,
1692                 asset->ff_audio_options, sizeof(asset->ff_audio_options));
1693         return 1;
1694 }
1695
1696 FFOptionsViewVideo::FFOptionsViewVideo(FFMPEGConfigVideo *vid_config, int x, int y, const char *text)
1697  : BC_GenericButton(x, y, text)
1698 {
1699         this->vid_config = vid_config;
1700 }
1701
1702 FFOptionsViewVideo::~FFOptionsViewVideo()
1703 {
1704 }
1705
1706 int FFOptionsViewVideo::handle_event()
1707 {
1708         char video_format[BCSTRLEN]; video_format[0] = 0;
1709         char video_codec[BCSTRLEN]; video_codec[0] = 0;
1710         AVCodec *codec = 0;
1711         Asset *asset = vid_config->asset;
1712         const char *name = asset->vcodec;
1713         if( !FFMPEG::get_format(video_format, "video", name) &&
1714             !FFMPEG::get_codec(video_codec, "video", name) )
1715                 codec = avcodec_find_encoder_by_name(video_codec);
1716         if( !codec ) {
1717                 eprintf(_("no codec named: %s: %s"), name, video_codec);
1718                 return 1;
1719         }
1720         vid_config->ff_options_dialog->start(video_format, video_codec, codec,
1721                 asset->ff_video_options, sizeof(asset->ff_video_options));
1722         return 1;
1723 }
1724