gtk2_ardour/export_video_dialog.cc

   1 /*
   2     Copyright (C) 2010 Paul Davis
   3     Author: Robin Gareus <robin@gareus.org>
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18
  19 */
  20 #include <cstdio>
  21 #include <string>
  22 #include <sstream>
  23 #include <iomanip>
  24
  25 #include <unistd.h>
  26 #include <sys/types.h>
  27 #include <sys/stat.h>
  28 #include <fcntl.h>
  29
  30 #include <sigc++/bind.h>
  31
  32 #include <glib/gstdio.h>
  33
  34 #include "pbd/error.h"
  35 #include "pbd/convert.h"
  36 #include "gtkmm2ext/keyboard.h"
  37 #include "gtkmm2ext/utils.h"
  38 #include "ardour/session_directory.h"
  39 #include "ardour/profile.h"
  40 #include "ardour/template_utils.h"
  41 #include "ardour/session.h"
  42 #include "ardour_ui.h"
  43 #include "gui_thread.h"
  44
  45 #include "ardour/export_handler.h"
  46 #include "ardour/export_status.h"
  47 #include "ardour/export_timespan.h"
  48 #include "ardour/export_channel_configuration.h"
  49 #include "ardour/export_format_specification.h"
  50 #include "ardour/export_filename.h"
  51 #include "ardour/route.h"
  52 #include "ardour/session_metadata.h"
  53 #include "ardour/broadcast_info.h"
  54
  55 #include "opts.h"
  56 #include "export_video_dialog.h"
  57 #include "utils_videotl.h"
  58 #include "i18n.h"
  59
  60 #ifdef COMPILER_MSVC
  61 #define rintf(x) round((x) + 0.5)
  62 #endif
  63
  64 using namespace Gtk;
  65 using namespace std;
  66 using namespace PBD;
  67 using namespace ARDOUR;
  68 using namespace VideoUtils;
  69
  70 ExportVideoDialog::ExportVideoDialog ()
  71         : ArdourDialog (_("Export Video File "))
  72         , _aborted(false)
  73         , _twopass(false)
  74         , _firstpass(false)
  75         , _normalize(false)
  76         , _previous_progress(0)
  77         , _transcoder(0)
  78         , _video_source_aspect_ratio(-1)
  79         , _suspend_signals(false)
  80         , outfn_path_label (_("File:"), Gtk::ALIGN_LEFT)
  81         , outfn_browse_button (_("Browse"))
  82         , invid_path_label (_("Video:"), Gtk::ALIGN_LEFT)
  83         , invid_browse_button (_("Browse"))
  84         , transcode_button (_("Export"))
  85         , abort_button (_("Abort"))
  86         , progress_box (0)
  87         , scale_checkbox (_("Scale Video (W x H):"))
  88         , scale_aspect (_("Retain Aspect"))
  89         , width_adjustment (768, 128, 1920, 1, 16, 0)
  90         , width_spinner (width_adjustment)
  91         , height_adjustment (576, 128, 1920, 1, 16, 0)
  92         , height_spinner (height_adjustment)
  93         , aspect_checkbox (_("Set Aspect Ratio:"))
  94         , normalize_checkbox (_("Normalize Audio"))
  95         , twopass_checkbox (_("2 Pass Encoding"))
  96         , optimizations_checkbox (_("Codec Optimizations:"))
  97         , optimizations_label ("-")
  98         , deinterlace_checkbox (_("Deinterlace"))
  99         , bframes_checkbox (_("Use [2] B-frames (MPEG 2 or 4 only)"))
 100         , fps_checkbox (_("Override FPS (Default is to retain FPS from the input video file):"))
 101         , meta_checkbox (_("Include Session Metadata"))
 102 #if 1 /* tentative debug mode */
 103         , debug_checkbox (_("Debug Mode: Print ffmpeg command and output to stdout."))
 104 #endif
 105 {
 106         set_name ("ExportVideoDialog");
 107         set_modal (true);
 108         set_skip_taskbar_hint (true);
 109         set_resizable (false);
 110
 111         Gtk::Label* l;
 112         vbox = manage (new VBox);
 113         VBox* options_box = manage (new VBox);
 114         HBox* path_hbox;
 115
 116         /* check if ffmpeg can be found */
 117         _transcoder = new TranscodeFfmpeg(X_(""));
 118         if (!_transcoder->ffexec_ok()) {
 119                 l = manage (new Label (_("No ffprobe or ffmpeg executables could be found on this system. Video Export is not possible until you install those tools. See the Log window for more information."), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 120                 l->set_line_wrap();
 121                 vbox->pack_start (*l, false, false, 8);
 122                 get_vbox()->pack_start (*vbox, false, false);
 123                 add_button (Stock::OK, RESPONSE_CANCEL);
 124                 show_all_children ();
 125                 delete _transcoder; _transcoder = 0;
 126                 return;
 127         }
 128         delete _transcoder; _transcoder = 0;
 129
 130         l = manage (new Label (_("<b>Output:</b> (file extension defines format)"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 131         l->set_use_markup ();
 132         vbox->pack_start (*l, false, false, 4);
 133
 134         path_hbox = manage (new HBox);
 135         path_hbox->pack_start (outfn_path_label, false, false, 3);
 136         path_hbox->pack_start (outfn_path_entry, true, true, 3);
 137         path_hbox->pack_start (outfn_browse_button, false, false, 3);
 138         vbox->pack_start (*path_hbox, false, false, 2);
 139
 140         l = manage (new Label (_("<b>Input Video:</b>"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 141         l->set_use_markup ();
 142         vbox->pack_start (*l, false, false, 4);
 143
 144         path_hbox = manage (new HBox);
 145         path_hbox->pack_start (invid_path_label, false, false, 3);
 146         path_hbox->pack_start (invid_path_entry, true, true, 3);
 147         path_hbox->pack_start (invid_browse_button, false, false, 3);
 148         vbox->pack_start (*path_hbox, false, false, 2);
 149
 150         path_hbox = manage (new HBox);
 151         l = manage (new Label (_("Audio:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 152         path_hbox->pack_start (*l, false, false, 3);
 153         l = manage (new Label (_("Master Bus"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 154         path_hbox->pack_start (*l, false, false, 2);
 155         vbox->pack_start (*path_hbox, false, false, 2);
 156
 157         insnd_combo.set_name ("PaddedButton");
 158         insnd_combo.append_text (string_compose (_("from the %1 session's start to the session's end"), PROGRAM_NAME));
 159         outfn_path_entry.set_width_chars(38);
 160
 161         l = manage (new Label (_("<b>Settings:</b>"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 162         l->set_use_markup ();
 163         options_box->pack_start (*l, false, true, 4);
 164
 165         Table* t = manage (new Table (4, 12));
 166         t->set_spacings (4);
 167         int ty = 0;
 168         options_box->pack_start (*t, true, true, 4);
 169         l = manage (new Label (_("Range:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 170         t->attach (*l, 0, 1, ty, ty+1);
 171         t->attach (insnd_combo, 1, 4, ty, ty+1); ty++;
 172         l = manage (new Label (_("Preset:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 173         t->attach (*l, 0, 1, ty, ty+1);
 174         t->attach (preset_combo, 1, 4, ty, ty+1); ty++;
 175         l = manage (new Label (_("Video Codec:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 176         t->attach (*l, 0, 1, ty, ty+1);
 177         t->attach (video_codec_combo, 1, 2, ty, ty+1);
 178         l = manage (new Label (_("Video KBit/s:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 179         t->attach (*l, 2, 3, ty, ty+1);
 180         t->attach (video_bitrate_combo, 3, 4, ty, ty+1); ty++;
 181         l = manage (new Label (_("Audio Codec:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 182         t->attach (*l, 0, 1, ty, ty+1);
 183         t->attach (audio_codec_combo, 1, 2, ty, ty+1);
 184         l = manage (new Label (_("Audio KBit/s:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 185         t->attach (*l, 2, 3, ty, ty+1);
 186         t->attach (audio_bitrate_combo, 3, 4, ty, ty+1); ty++;
 187         l = manage (new Label (_("Audio Samplerate:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 188         t->attach (*l, 0, 1, ty, ty+1);
 189         t->attach (audio_samplerate_combo, 1, 2, ty, ty+1);
 190         t->attach (normalize_checkbox, 2, 4, ty, ty+1); ty++;
 191         t->attach (scale_checkbox, 0, 1, ty, ty+1);
 192         t->attach (scale_aspect, 1, 2, ty, ty+1);
 193         t->attach (width_spinner, 2, 3, ty, ty+1);
 194         t->attach (height_spinner, 3, 4, ty, ty+1); ty++;
 195         t->attach (fps_checkbox, 0, 3, ty, ty+1);
 196         t->attach (fps_combo, 3, 4, ty, ty+1); ty++;
 197         t->attach (twopass_checkbox, 0, 2, ty, ty+1);
 198         t->attach (aspect_checkbox, 2, 3, ty, ty+1);
 199         t->attach (aspect_combo, 3, 4, ty, ty+1); ty++;
 200         t->attach (bframes_checkbox, 0, 2, ty, ty+1);
 201         t->attach (deinterlace_checkbox, 2, 4, ty, ty+1); ty++;
 202         t->attach (meta_checkbox, 2, 4, ty, ty+1); ty++;
 203         t->attach (optimizations_checkbox, 0, 1, ty, ty+1);
 204         t->attach (optimizations_label, 1, 4, ty, ty+1); ty++;
 205 #if 1 /* tentative debug mode */
 206         t->attach (debug_checkbox, 0, 4, ty, ty+1); ty++;
 207 #endif
 208
 209         preset_combo.set_name ("PaddedButton");
 210         preset_combo.append_text("none");
 211         preset_combo.append_text("dvd-mp2");
 212         preset_combo.append_text("dvd-NTSC");
 213         preset_combo.append_text("dvd-PAL");
 214         preset_combo.append_text("flv");
 215         preset_combo.append_text("mpeg4");
 216         preset_combo.append_text("mp4/h264/aac");
 217         preset_combo.append_text("ogg");
 218         preset_combo.append_text("webm");
 219         preset_combo.append_text("you-tube");
 220
 221         audio_codec_combo.set_name ("PaddedButton");
 222         audio_codec_combo.append_text(_("(default for format)"));
 223         audio_codec_combo.append_text("ac3");
 224         audio_codec_combo.append_text("aac");
 225         audio_codec_combo.append_text("libmp3lame");
 226         audio_codec_combo.append_text("libvorbis");
 227         audio_codec_combo.append_text("mp2");
 228         audio_codec_combo.append_text("pcm_s16le");
 229
 230         video_codec_combo.set_name ("PaddedButton");
 231         video_codec_combo.append_text(_("(default for format)"));
 232         video_codec_combo.append_text("flv");
 233         video_codec_combo.append_text("libtheora");
 234         video_codec_combo.append_text("mjpeg");
 235         video_codec_combo.append_text("mpeg2video");
 236         video_codec_combo.append_text("mpeg4");
 237         video_codec_combo.append_text("h264");
 238         video_codec_combo.append_text("vpx (webm)");
 239         video_codec_combo.append_text("copy");
 240
 241         audio_bitrate_combo.set_name ("PaddedButton");
 242         audio_bitrate_combo.append_text(_("(default)"));
 243         audio_bitrate_combo.append_text("64k");
 244         audio_bitrate_combo.append_text("128k");
 245         audio_bitrate_combo.append_text("192k");
 246         audio_bitrate_combo.append_text("256k");
 247         audio_bitrate_combo.append_text("320k");
 248
 249         audio_samplerate_combo.set_name ("PaddedButton");
 250         audio_samplerate_combo.append_text("22050");
 251         audio_samplerate_combo.append_text("44100");
 252         audio_samplerate_combo.append_text("48000");
 253
 254         video_bitrate_combo.set_name ("PaddedButton");
 255         video_bitrate_combo.append_text(_("(default)"));
 256         video_bitrate_combo.append_text(_("(retain)"));
 257         video_bitrate_combo.append_text("200k");
 258         video_bitrate_combo.append_text("800k");
 259         video_bitrate_combo.append_text("2000k");
 260         video_bitrate_combo.append_text("5000k");
 261         video_bitrate_combo.append_text("8000k");
 262
 263         fps_combo.set_name ("PaddedButton");
 264         fps_combo.append_text("23.976");
 265         fps_combo.append_text("24");
 266         fps_combo.append_text("24.976");
 267         fps_combo.append_text("25");
 268         fps_combo.append_text("29.97");
 269         fps_combo.append_text("30");
 270         fps_combo.append_text("59.94");
 271         fps_combo.append_text("60");
 272
 273         aspect_combo.set_name ("PaddedButton");
 274         aspect_combo.append_text("4:3");
 275         aspect_combo.append_text("16:9");
 276
 277         vbox->pack_start (*options_box, false, true, 4);
 278         get_vbox()->set_spacing (4);
 279         get_vbox()->pack_start (*vbox, false, false);
 280
 281         progress_box = manage (new VBox);
 282         progress_box->pack_start (pbar, false, false);
 283         progress_box->pack_start (abort_button, false, false);
 284         get_vbox()->pack_start (*progress_box, false, false);
 285
 286         scale_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::scale_checkbox_toggled));
 287         aspect_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::aspect_checkbox_toggled));
 288         fps_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::fps_checkbox_toggled));
 289         preset_combo.signal_changed().connect (sigc::mem_fun (*this, &ExportVideoDialog::preset_combo_changed));
 290         video_codec_combo.signal_changed().connect (sigc::mem_fun (*this, &ExportVideoDialog::video_codec_combo_changed));
 291         outfn_browse_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::open_outfn_dialog));
 292         invid_browse_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::open_invid_dialog));
 293         transcode_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::launch_export));
 294         abort_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::abort_clicked));
 295
 296         invid_path_entry.signal_changed().connect (sigc::mem_fun (*this, &ExportVideoDialog::set_original_file_information));
 297         width_spinner.signal_value_changed().connect (sigc::mem_fun (*this, &ExportVideoDialog::width_value_changed));
 298         height_spinner.signal_value_changed().connect (sigc::mem_fun (*this, &ExportVideoDialog::height_value_changed));
 299
 300         cancel_button = add_button (Stock::CANCEL, RESPONSE_CANCEL);
 301         get_action_area()->pack_start (transcode_button, false, false);
 302         show_all_children ();
 303         progress_box->hide();
 304 }
 305
 306 ExportVideoDialog::~ExportVideoDialog ()
 307 {
 308         if (_transcoder) { delete _transcoder; _transcoder = 0;}
 309 }
 310
 311 void
 312 ExportVideoDialog::set_original_file_information()
 313 {
 314         assert(_transcoder == 0);
 315         std::string infile = invid_path_entry.get_text();
 316
 317         if (scale_checkbox.get_active()) {
 318                 // user may have set custom values already, don't touch.
 319                 return;
 320         }
 321         if (infile == "" || !Glib::file_test(infile, Glib::FILE_TEST_EXISTS)) {
 322                 return;
 323         }
 324
 325         _transcoder = new TranscodeFfmpeg(infile);
 326         if (_transcoder->probe_ok()) {
 327                 _video_source_aspect_ratio = -1;
 328                 width_spinner.set_value(_transcoder->get_width());
 329                 height_spinner.set_value(_transcoder->get_height());
 330                 _video_source_aspect_ratio = _transcoder->get_aspect();
 331         }
 332
 333         delete _transcoder; _transcoder = 0;
 334 }
 335 void
 336 ExportVideoDialog::apply_state (TimeSelection &tme, bool range)
 337 {
 338         _suspend_dirty = true; // TODO really just queue 'dirty' and mark session dirty on "Export"
 339
 340         export_range = tme;
 341         _video_source_aspect_ratio = -1;
 342
 343         outfn_path_entry.set_text (_session->session_directory().export_path() + G_DIR_SEPARATOR +"export.avi");
 344
 345         // TODO remember setting for export-range.. somehow, (let explicit range override)
 346         frameoffset_t av_offset = ARDOUR_UI::instance()->video_timeline->get_offset();
 347         if (av_offset < 0 ) {
 348                 insnd_combo.append_text (_("from 00:00:00:00 to the video's end"));
 349         } else {
 350                 insnd_combo.append_text (_("from the video's start to the video's end"));
 351         }
 352         if (!export_range.empty()) {
 353                 insnd_combo.append_text (_("Selected range"));  // TODO show export_range.start() -> export_range.end_frame()
 354         }
 355         if (range) {
 356                 insnd_combo.set_active(2);
 357         } else {
 358                 insnd_combo.set_active(0);
 359         }
 360
 361         preset_combo.set_active(0);
 362         audio_codec_combo.set_active(0);
 363         video_codec_combo.set_active(0);
 364         audio_bitrate_combo.set_active(0);
 365         audio_samplerate_combo.set_active(2);
 366         video_bitrate_combo.set_active(0);
 367         aspect_combo.set_active(1);
 368
 369         scale_checkbox.set_active(false);
 370         scale_aspect.set_active(true);
 371         aspect_checkbox.set_active(false);
 372         normalize_checkbox.set_active(false);
 373         twopass_checkbox.set_active(false);
 374         optimizations_checkbox.set_active(false);
 375         deinterlace_checkbox.set_active(false);
 376         bframes_checkbox.set_active(false);
 377         fps_checkbox.set_active(false);
 378         meta_checkbox.set_active(false);
 379
 380         float tcfps = _session->timecode_frames_per_second();
 381
 382         LocaleGuard lg (X_("C"));
 383
 384         XMLNode* node = _session->extra_xml (X_("Videotimeline"));
 385         bool filenameset = false;
 386         if (node) {
 387                 if (node->property(X_("OriginalVideoFile"))) {
 388                         std::string filename = node->property(X_("OriginalVideoFile"))->value();
 389                         if (Glib::file_test(filename, Glib::FILE_TEST_EXISTS)) {
 390                                 invid_path_entry.set_text (filename);
 391                                 filenameset = true;
 392                         }
 393                 }
 394                 if (!filenameset
 395                                 && node->property(X_("Filename"))
 396                                 && node->property(X_("LocalFile"))
 397                                 && node->property(X_("LocalFile"))->value() == X_("1")
 398                    )
 399                 {
 400                         std::string filename = node->property(X_("Filename"))->value();
 401                         if (filename.at(0) != G_DIR_SEPARATOR)
 402                         {
 403                                 filename = Glib::build_filename (_session->session_directory().video_path(), filename);
 404                         }
 405                         if (Glib::file_test(filename, Glib::FILE_TEST_EXISTS))
 406                         {
 407                                 invid_path_entry.set_text (filename);
 408                                 filenameset = true;
 409                         }
 410                 }
 411         }
 412         if (!filenameset) {
 413                 invid_path_entry.set_text (X_(""));
 414         }
 415
 416         node = _session->extra_xml (X_("Videoexport"));
 417         if (node) {
 418                 const XMLProperty* prop;
 419                 prop = node->property (X_("ChangeGeometry"));
 420                 if (prop) { scale_checkbox.set_active(atoi(prop->value())?true:false); }
 421                 prop = node->property (X_("KeepAspect"));
 422                 if (prop) { scale_aspect.set_active(atoi(prop->value())?true:false); }
 423                 prop = node->property (X_("ChangeAspect"));
 424                 if (prop) { aspect_checkbox.set_active(atoi(prop->value())?true:false); }
 425                 prop = node->property (X_("NormalizeAudio"));
 426                 if (prop) { normalize_checkbox.set_active(atoi(prop->value())?true:false); }
 427                 prop = node->property (X_("TwoPassEncode"));
 428                 if (prop) { twopass_checkbox.set_active(atoi(prop->value())?true:false); }
 429                 prop = node->property (X_("CodecOptimzations"));
 430                 if (prop) { optimizations_checkbox.set_active(atoi(prop->value())?true:false); }
 431                 prop = node->property (X_("Deinterlace"));
 432                 if (prop) { deinterlace_checkbox.set_active(atoi(prop->value())?true:false); }
 433                 prop = node->property (X_("BFrames"));
 434                 if (prop) { bframes_checkbox.set_active(atoi(prop->value())?true:false); }
 435                 prop = node->property (X_("ChangeFPS"));
 436                 if (prop) { fps_checkbox.set_active(atoi(prop->value())?true:false); }
 437                 prop = node->property (X_("Metadata"));
 438                 if (prop) { meta_checkbox.set_active(atoi(prop->value())?true:false); }
 439
 440                 prop = node->property (X_("Format"));
 441                 if (prop && !prop->value().empty()) { change_file_extension( "." + prop->value()); }
 442
 443                 _suspend_signals = true;
 444                 prop = node->property (X_("Width"));
 445                 if (prop) { width_spinner.set_value(atoi(prop->value())); }
 446                 prop = node->property (X_("Height"));
 447                 if (prop) { height_spinner.set_value(atoi(prop->value())); }
 448                 _suspend_signals = false;
 449
 450                 prop = node->property (X_("FPS"));
 451                 if (prop && fps_checkbox.get_active()) { tcfps = atof(prop->value()); }
 452
 453                 prop = node->property (X_("Preset"));
 454                 if (prop) { preset_combo.set_active_text(prop->value()); }
 455                 prop = node->property (X_("VCodec"));
 456                 if (prop) { video_codec_combo.set_active_text(prop->value()); }
 457                 prop = node->property (X_("ACodec"));
 458                 if (prop) { audio_codec_combo.set_active_text(prop->value()); }
 459                 prop = node->property (X_("VBitrate"));
 460                 if (prop) { video_bitrate_combo.set_active_text(prop->value()); }
 461                 prop = node->property (X_("ABitrate"));
 462                 if (prop) { audio_bitrate_combo.set_active_text(prop->value()); }
 463                 prop = node->property (X_("AspectRatio"));
 464                 if (prop) { aspect_combo.set_active_text(prop->value()); }
 465                 prop = node->property (X_("SampleRate"));
 466                 if (prop) { audio_samplerate_combo.set_active_text(prop->value()); }
 467         }
 468
 469         if      (fabs(tcfps - 23.976) < 0.01) { fps_combo.set_active(0); }
 470         else if (fabs(tcfps - 24.0  ) < 0.01) { fps_combo.set_active(1); }
 471         else if (fabs(tcfps - 24.976) < 0.01) { fps_combo.set_active(2); }
 472         else if (fabs(tcfps - 25.0  ) < 0.01) { fps_combo.set_active(3); }
 473         else if (fabs(tcfps - 29.97 ) < 0.01) { fps_combo.set_active(4); }
 474         else if (fabs(tcfps - 30.0  ) < 0.01) { fps_combo.set_active(5); }
 475         else if (fabs(tcfps - 59.94 ) < 0.01) { fps_combo.set_active(6); }
 476         else if (fabs(tcfps - 60.0  ) < 0.01) { fps_combo.set_active(7); }
 477         else { fps_combo.set_active(5); }
 478
 479         set_original_file_information();
 480
 481         /* update sensitivity */
 482         scale_checkbox_toggled();
 483         aspect_checkbox_toggled();
 484         fps_checkbox_toggled();
 485         video_codec_combo_changed();
 486
 487         _suspend_dirty = false;
 488
 489         show_all_children ();
 490         if (progress_box) {
 491                 progress_box->hide();
 492         }
 493 }
 494
 495 XMLNode&
 496 ExportVideoDialog::get_state ()
 497 {
 498         LocaleGuard lg (X_("C"));
 499         XMLNode* node = new XMLNode (X_("Videoexport"));
 500         node->add_property (X_("ChangeGeometry"), scale_checkbox.get_active() ? X_("1") : X_("0"));
 501         node->add_property (X_("KeepAspect"), scale_aspect.get_active() ? X_("1") : X_("0"));
 502         node->add_property (X_("ChangeAspect"), aspect_checkbox.get_active() ? X_("1") : X_("0"));
 503         node->add_property (X_("NormalizeAudio"), normalize_checkbox.get_active() ? X_("1") : X_("0"));
 504         node->add_property (X_("TwoPassEncode"), twopass_checkbox.get_active() ? X_("1") : X_("0"));
 505         node->add_property (X_("CodecOptimzations"), optimizations_checkbox.get_active() ? X_("1") : X_("0"));
 506         node->add_property (X_("Deinterlace"), deinterlace_checkbox.get_active() ? X_("1") : X_("0"));
 507         node->add_property (X_("BFrames"), bframes_checkbox.get_active() ? X_("1") : X_("0"));
 508         node->add_property (X_("ChangeFPS"), fps_checkbox.get_active() ? X_("1") : X_("0"));
 509         node->add_property (X_("Metadata"), meta_checkbox.get_active() ? X_("1") : X_("0"));
 510
 511         node->add_property (X_("Format"), get_file_extension(outfn_path_entry.get_text()));
 512
 513         node->add_property (X_("Width"), width_spinner.get_value());
 514         node->add_property (X_("Height"), height_spinner.get_value());
 515
 516         node->add_property (X_("Preset"), preset_combo.get_active_text());
 517         node->add_property (X_("VCodec"), video_codec_combo.get_active_text());
 518         node->add_property (X_("ACodec"), audio_codec_combo.get_active_text());
 519         node->add_property (X_("VBitrate"), video_bitrate_combo.get_active_text());
 520         node->add_property (X_("ABitrate"), audio_bitrate_combo.get_active_text());
 521         node->add_property (X_("AspectRatio"), aspect_combo.get_active_text());
 522         node->add_property (X_("SampleRate"), audio_samplerate_combo.get_active_text());
 523         node->add_property (X_("FPS"), fps_combo.get_active_text());
 524
 525         return *node;
 526 }
 527
 528 void
 529 ExportVideoDialog::set_state (const XMLNode &)
 530 {
 531 }
 532
 533 void
 534 ExportVideoDialog::on_show ()
 535 {
 536         Dialog::on_show ();
 537 }
 538
 539 bool
 540 ExportVideoDialog::on_focus_in_event (GdkEventFocus *ev)
 541 {
 542         Dialog::on_focus_in_event (ev);
 543         Gtkmm2ext::Keyboard::magic_widget_grab_focus ();
 544         return true;
 545 }
 546
 547 bool
 548 ExportVideoDialog::on_focus_out_event (GdkEventFocus *ev)
 549 {
 550         Dialog::on_focus_out_event (ev);
 551         Gtkmm2ext::Keyboard::magic_widget_drop_focus ();
 552         return true;
 553 }
 554
 555 void
 556 ExportVideoDialog::abort_clicked ()
 557 {
 558         _aborted = true;
 559         if (_transcoder) {
 560                 _transcoder->cancel();
 561         }
 562 }
 563
 564 void
 565 ExportVideoDialog::update_progress (framecnt_t c, framecnt_t a)
 566 {
 567         if (a == 0 || c > a) {
 568                 pbar.set_pulse_step(.1);
 569                 pbar.pulse();
 570         } else {
 571                 double progress = (double)c / (double) a;
 572                 progress = progress / ((_twopass ? 2.0 : 1.0) + (_normalize ? 2.0 : 1.0));
 573                 if (_normalize && _twopass) progress += (_firstpass ? .5 : .75);
 574                 else if (_normalize) progress += 2.0/3.0;
 575                 else if (_twopass) progress += (_firstpass ? 1.0/3.0 : 2.0/3.0);
 576                 else progress += .5;
 577
 578                 pbar.set_fraction (progress);
 579         }
 580 }
 581
 582
 583 gint
 584 ExportVideoDialog::audio_progress_display ()
 585 {
 586         std::string status_text;
 587         double progress = 0.0;
 588                 if (status->normalizing) {
 589                         pbar.set_text (_("Normalizing audio"));
 590                         progress = ((float) status->current_normalize_cycle) / status->total_normalize_cycles;
 591                         progress = progress / (_twopass ? 4.0 : 3.0) + (_twopass ? .25 : 1.0/3.0);
 592                 } else {
 593                         pbar.set_text (_("Exporting audio"));
 594                         progress = ((float) status->processed_frames_current_timespan) / status->total_frames_current_timespan;
 595                         progress = progress / ((_twopass ? 2.0 : 1.0) + (_normalize ? 2.0 : 1.0));
 596                 }
 597                 if (progress < _previous_progress) {
 598                         // Work around gtk bug
 599                         pbar.hide();
 600                         pbar.show();
 601                 }
 602                 _previous_progress = progress;
 603                 pbar.set_fraction (progress);
 604         return TRUE;
 605 }
 606
 607 void
 608 ExportVideoDialog::finished ()
 609 {
 610         if (_aborted) {
 611                 ::g_unlink(outfn_path_entry.get_text().c_str());
 612                 ::g_unlink (_insnd.c_str());
 613                 delete _transcoder; _transcoder = 0;
 614                 Gtk::Dialog::response(RESPONSE_CANCEL);
 615         } else if (_twopass && _firstpass) {
 616                 _firstpass = false;
 617                 if (_transcoder) { delete _transcoder; _transcoder = 0;}
 618                 encode_pass(2);
 619         } else {
 620                 if (twopass_checkbox.get_active()) {
 621                         std::string outfn = outfn_path_entry.get_text();
 622                         std::string p2log = Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 623                         ::g_unlink (p2log.c_str());
 624                 }
 625                 ::g_unlink (_insnd.c_str());
 626                 delete _transcoder; _transcoder = 0;
 627                 Gtk::Dialog::response(RESPONSE_ACCEPT);
 628         }
 629 }
 630
 631 void
 632 ExportVideoDialog::launch_export ()
 633 {
 634         /* remember current settings.
 635          * needed because apply_state() acts on both:
 636          * "Videotimeline" and "Video Export" extra XML
 637          * as well as current _session settings
 638          */
 639         _session->add_extra_xml (get_state());
 640
 641         std::string outfn = outfn_path_entry.get_text();
 642         if (!confirm_video_outfn(outfn)) { return; }
 643
 644         vbox->hide();
 645         cancel_button->hide();
 646         transcode_button.hide();
 647         pbar.set_size_request(300,-1);
 648         pbar.set_text(_("Exporting Audio..."));
 649         progress_box->show();
 650         _aborted = false;
 651         _twopass = twopass_checkbox.get_active();
 652         _firstpass = true;
 653         _normalize = normalize_checkbox.get_active();
 654
 655         /* export audio track */
 656         ExportTimespanPtr tsp = _session->get_export_handler()->add_timespan();
 657         boost::shared_ptr<ExportChannelConfiguration> ccp = _session->get_export_handler()->add_channel_config();
 658         boost::shared_ptr<ARDOUR::ExportFilename> fnp = _session->get_export_handler()->add_filename();
 659         boost::shared_ptr<AudioGrapher::BroadcastInfo> b;
 660         XMLTree tree;
 661         std::string vtl_samplerate = audio_samplerate_combo.get_active_text();
 662         std::string vtl_normalize = _normalize ? "true" : "false";
 663         tree.read_buffer(std::string(
 664 "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
 665 "<ExportFormatSpecification name=\"VTL-WAV-16\" id=\"3094591e-ccb9-4385-a93f-c9955ffeb1f0\">"
 666 "  <Encoding id=\"F_WAV\" type=\"T_Sndfile\" extension=\"wav\" name=\"WAV\" has-sample-format=\"true\" channel-limit=\"256\"/>"
 667 "  <SampleRate rate=\""+ vtl_samplerate +"\"/>"
 668 "  <SRCQuality quality=\"SRC_SincBest\"/>"
 669 "  <EncodingOptions>"
 670 "    <Option name=\"sample-format\" value=\"SF_16\"/>"
 671 "    <Option name=\"dithering\" value=\"D_None\"/>"
 672 "    <Option name=\"tag-metadata\" value=\"true\"/>"
 673 "    <Option name=\"tag-support\" value=\"false\"/>"
 674 "    <Option name=\"broadcast-info\" value=\"false\"/>"
 675 "  </EncodingOptions>"
 676 "  <Processing>"
 677 "    <Normalize enabled=\""+ vtl_normalize +"\" target=\"0\"/>"
 678 "    <Silence>"
 679 "      <Start>"
 680 "        <Trim enabled=\"false\"/>"
 681 "        <Add enabled=\"false\">"
 682 "          <Duration format=\"Timecode\" hours=\"0\" minutes=\"0\" seconds=\"0\" frames=\"0\"/>"
 683 "        </Add>"
 684 "      </Start>"
 685 "      <End>"
 686 "        <Trim enabled=\"false\"/>"
 687 "        <Add enabled=\"false\">"
 688 "          <Duration format=\"Timecode\" hours=\"0\" minutes=\"0\" seconds=\"0\" frames=\"0\"/>"
 689 "        </Add>"
 690 "      </End>"
 691 "    </Silence>"
 692 "  </Processing>"
 693 "</ExportFormatSpecification>"
 694 ));
 695         boost::shared_ptr<ExportFormatSpecification> fmp = _session->get_export_handler()->add_format(*tree.root());
 696
 697         /* set up range */
 698         framepos_t start, end;
 699         start = end = 0;
 700         if (insnd_combo.get_active_row_number() == 1) {
 701                 _transcoder = new TranscodeFfmpeg(invid_path_entry.get_text());
 702                 if (_transcoder->probe_ok() && _transcoder->get_fps() > 0) {
 703                         end = _transcoder->get_duration() * _session->nominal_frame_rate() / _transcoder->get_fps();
 704                 } else {
 705                         warning << _("Export Video: Cannot query duration of video-file, using duration from timeline instead.") << endmsg;
 706                         end = ARDOUR_UI::instance()->video_timeline->get_duration();
 707                 }
 708                 if (_transcoder) {delete _transcoder; _transcoder = 0;}
 709
 710                 frameoffset_t av_offset = ARDOUR_UI::instance()->video_timeline->get_offset();
 711 #if 0 /* DEBUG */
 712                 printf("audio-range -- AV offset: %lld\n", av_offset);
 713 #endif
 714                 if (av_offset > 0) {
 715                         start = av_offset;
 716                 }
 717                 end += av_offset;
 718         }
 719         else if (insnd_combo.get_active_row_number() == 2) {
 720                 start = ARDOUR_UI::instance()->video_timeline->quantify_frames_to_apv(export_range.start());
 721                 end   = ARDOUR_UI::instance()->video_timeline->quantify_frames_to_apv(export_range.end_frame());
 722         }
 723         if (end <= 0) {
 724                 start = _session->current_start_frame();
 725                 end   = _session->current_end_frame();
 726         }
 727 #if 0 /* DEBUG */
 728         printf("audio export-range %lld -> %lld\n", start, end);
 729 #endif
 730
 731         const frameoffset_t vstart = ARDOUR_UI::instance()->video_timeline->get_offset();
 732         const frameoffset_t vend   = vstart + ARDOUR_UI::instance()->video_timeline->get_duration();
 733
 734         if ( (start >= end) || (end < vstart) || (start > vend)) {
 735                 warning << _("Export Video: export-range does not include video.") << endmsg;
 736                 delete _transcoder; _transcoder = 0;
 737                 Gtk::Dialog::response(RESPONSE_CANCEL);
 738                 return;
 739         }
 740
 741         tsp->set_range (start, end);
 742         tsp->set_name ("mysession");
 743         tsp->set_range_id ("session");
 744
 745         /* add master outs as default */
 746         IO* master_out = _session->master_out()->output().get();
 747         if (!master_out) {
 748                 warning << _("Export Video: No Master Out Ports to Connect for Audio Export") << endmsg;
 749                 delete _transcoder; _transcoder = 0;
 750                 Gtk::Dialog::response(RESPONSE_CANCEL);
 751                 return;
 752         }
 753         for (uint32_t n = 0; n < master_out->n_ports().n_audio(); ++n) {
 754                 PortExportChannel * channel = new PortExportChannel ();
 755                 channel->add_port (master_out->audio (n));
 756                 ExportChannelPtr chan_ptr (channel);
 757                 ccp->register_channel (chan_ptr);
 758         }
 759
 760         /* outfile */
 761         fnp->set_timespan(tsp);
 762         fnp->set_label("vtl");
 763         fnp->include_label = true;
 764         _insnd = fnp->get_path(fmp);
 765
 766         /* do sound export */
 767         fmp->set_soundcloud_upload(false);
 768         _session->get_export_handler()->add_export_config (tsp, ccp, fmp, fnp, b);
 769         _session->get_export_handler()->do_export();
 770         status = _session->get_export_status ();
 771
 772         audio_progress_connection = Glib::signal_timeout().connect (sigc::mem_fun(*this, &ExportVideoDialog::audio_progress_display), 100);
 773         _previous_progress = 0.0;
 774         while (status->running) {
 775                 if (_aborted) { status->abort(); }
 776                 if (gtk_events_pending()) {
 777                         gtk_main_iteration ();
 778                 } else {
 779                         Glib::usleep (10000);
 780                 }
 781         }
 782         audio_progress_connection.disconnect();
 783         status->finish ();
 784         if (status->aborted()) {
 785                 ::g_unlink (_insnd.c_str());
 786                 delete _transcoder; _transcoder = 0;
 787                 Gtk::Dialog::response(RESPONSE_CANCEL);
 788                 return;
 789         }
 790         pbar.set_text (_("Encoding Video..."));
 791         encode_pass(1);
 792 }
 793
 794 void
 795 ExportVideoDialog::encode_pass (int pass)
 796 {
 797         std::string outfn = outfn_path_entry.get_text();
 798         std::string invid = invid_path_entry.get_text();
 799
 800         _transcoder = new TranscodeFfmpeg(invid);
 801         if (!_transcoder->ffexec_ok()) {
 802                 /* ffmpeg binary was not found. TranscodeFfmpeg prints a warning */
 803                 ::g_unlink (_insnd.c_str());
 804                 delete _transcoder; _transcoder = 0;
 805                 Gtk::Dialog::response(RESPONSE_CANCEL);
 806                 return;
 807         }
 808         if (!_transcoder->probe_ok()) {
 809                 /* video input file can not be read */
 810                 warning << _("Export Video: Video input file cannot be read.") << endmsg;
 811                 ::g_unlink (_insnd.c_str());
 812                 delete _transcoder; _transcoder = 0;
 813                 Gtk::Dialog::response(RESPONSE_CANCEL);
 814                 return;
 815         }
 816
 817         std::string preset = preset_combo.get_active_text();
 818         TranscodeFfmpeg::FFSettings ffs ; /* = transcoder->default_encoder_settings(); */
 819         ffs.clear();
 820
 821         if (fps_checkbox.get_active()) {
 822                 ffs["-r"] = fps_combo.get_active_text();
 823                 _transcoder->set_fps(atof(fps_combo.get_active_text()));
 824         }
 825
 826         if (scale_checkbox.get_active()) {
 827                 ffs["-s"] = string_compose("%1x%2", width_spinner.get_value(), height_spinner.get_value());
 828         }
 829
 830         if (video_codec_combo.get_active_text() != _("(default for format)")) {
 831                 ffs["-vcodec"] = video_codec_combo.get_active_text();
 832         }
 833         if (audio_codec_combo.get_active_text() != _("(default for format)")) {
 834                 ffs["-acodec"] = audio_codec_combo.get_active_text();
 835         }
 836
 837         if (video_bitrate_combo.get_active_text() == _("(default)") ) {
 838                 ;
 839         }
 840         else if (video_bitrate_combo.get_active_text() == _("(retain)") ) {
 841                 ffs["-qscale"]  = "0";
 842         } else {
 843                 ffs["-b:v"]  = video_bitrate_combo.get_active_text();
 844         }
 845
 846         if (audio_bitrate_combo.get_active_text() != _("(default)") ) {
 847                 ffs["-b:a"] = audio_bitrate_combo.get_active_text();
 848         }
 849
 850         if (audio_codec_combo.get_active_text() == "aac" ) {
 851                 ffs["-strict"] = "-2";
 852         }
 853
 854         if (video_codec_combo.get_active_text() == "h264" ) {
 855                 ffs["-vcodec"] = "libx264";
 856         }
 857         else if (video_codec_combo.get_active_text() == "vpx (webm)" ) {
 858                 ffs["-vcodec"] = "libvpx";
 859                 ffs["-g"] = "120";
 860                 ffs["-qmin"] = "11";
 861                 ffs["-qmax"] = "51";
 862         }
 863
 864         if (optimizations_checkbox.get_active()) {
 865           if (video_codec_combo.get_active_text() == "mpeg2video") {
 866                         ffs["-mbd"] = "rd";
 867                         ffs["-trellis"] = "2";
 868                         ffs["-cmp"] = "2";
 869                         ffs["-subcmp"] = "2";
 870                 }
 871                 else if (video_codec_combo.get_active_text() == "mpeg4") {
 872                         ffs["-mbd"] = "rd";
 873                         ffs["-flags"] = "+mv4+aic";
 874                         ffs["-trellis"] = "2";
 875                         ffs["-cmp"] = "2";
 876                         ffs["-subcmp"] = "2";
 877                         ffs["-g"] = "300";
 878                 }
 879                 else if (video_codec_combo.get_active_text() == "flv") {
 880                         ffs["-mbd"] = "2";
 881                         ffs["-cmp"] = "2";
 882                         ffs["-subcmp"] = "2";
 883                         ffs["-trellis"] = "2";
 884                         ffs["-flags"] = "+aic+mv0+mv4";
 885                         ffs["-g"] = "160";
 886                 }
 887         }
 888
 889         if (bframes_checkbox.get_active() && (
 890                    video_codec_combo.get_active_text() == "mpeg2video"
 891                 || video_codec_combo.get_active_text() == "mpeg4"
 892                 )) {
 893                 ffs["-bf"] = "2";
 894         }
 895
 896         if (preset == "dvd-PAL") {
 897                 ffs.clear(); /* ignore all prev settings */
 898                 ffs["-target"] = "pal-dvd";
 899                 ffs["-aspect"] = "4:3"; /* required for DVD - may be overridden below */
 900         }
 901         else if (preset == "dvd-NTSC") {
 902                 ffs.clear(); /* ignore all prev settings */
 903                 ffs["-target"] = "ntsc-dvd";
 904                 ffs["-aspect"] = "4:3"; /* required for DVD - may be overridden below */
 905         }
 906
 907         if (aspect_checkbox.get_active()) {
 908                 ffs["-aspect"] = aspect_combo.get_active_text();
 909         }
 910         if (deinterlace_checkbox.get_active()) {
 911                 ffs["-deinterlace"] = "-y"; // we use '-y' as dummy parameter for non key/value options
 912         }
 913
 914         bool map = true;
 915         if (pass == 1 && _twopass) {
 916                 pbar.set_text (_("Encoding Video.. Pass 1/2"));
 917                 map = false;
 918                 ffs["-pass"] = "1";
 919                 ffs["-an"] = "-y";
 920                 ffs["-passlogfile"] =  Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 921                 ffs["-f"] = get_file_extension(invid).empty()?"mov":get_file_extension(invid);
 922 #ifdef PLATFORM_WINDOWS
 923                 outfn = "NUL";
 924 #else
 925                 outfn = "/dev/null";
 926 #endif
 927         } else if (pass == 2) {
 928                 pbar.set_text (_("Encoding Video.. Pass 2/2"));
 929                 ffs["-pass"] = "2";
 930                 ffs["-passlogfile"] =  Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 931         }
 932
 933         frameoffset_t av_offset = ARDOUR_UI::instance()->video_timeline->get_offset();
 934         double duration_s  = 0;
 935
 936         if (insnd_combo.get_active_row_number() == 0) {
 937                 /* session start to session end */
 938                 framecnt_t duration_f = _session->current_end_frame() - _session->current_start_frame();
 939                 duration_s = (double)duration_f / (double)_session->nominal_frame_rate();
 940         } else if (insnd_combo.get_active_row_number() == 2) {
 941                 /* selected range */
 942                 duration_s = export_range.length() / (double)_session->nominal_frame_rate();
 943         } else {
 944                 /* video start to end */
 945                 framecnt_t duration_f = ARDOUR_UI::instance()->video_timeline->get_duration();
 946                 if (av_offset < 0 ) {
 947                         duration_f += av_offset;
 948                 }
 949                 duration_s = (double)duration_f / (double)_session->nominal_frame_rate();
 950         }
 951
 952         std::ostringstream osstream; osstream << duration_s;
 953         ffs["-t"] = osstream.str();
 954         _transcoder->set_duration(duration_s * _transcoder->get_fps());
 955
 956         if (insnd_combo.get_active_row_number() == 0 || insnd_combo.get_active_row_number() == 2) {
 957                 framepos_t start, snend;
 958                 const frameoffset_t vid_duration = ARDOUR_UI::instance()->video_timeline->get_duration();
 959                 if (insnd_combo.get_active_row_number() == 0) {
 960                         start = _session->current_start_frame();
 961                         snend = _session->current_end_frame();
 962                 } else {
 963                         start = export_range.start();
 964                         snend = export_range.end_frame();
 965                 }
 966
 967 #if 0 /* DEBUG */
 968                 printf("AV offset: %lld Vid-len: %lld Vid-end: %lld || start:%lld || end:%lld\n",
 969                                 av_offset, vid_duration, av_offset+vid_duration, start, snend); // XXX
 970 #endif
 971
 972                 if (av_offset > start && av_offset + vid_duration < snend) {
 973                         _transcoder->set_leadinout((av_offset - start) / (double)_session->nominal_frame_rate(),
 974                                 (snend - (av_offset + vid_duration)) / (double)_session->nominal_frame_rate());
 975                 } else if (av_offset > start) {
 976                         _transcoder->set_leadinout((av_offset - start) / (double)_session->nominal_frame_rate(), 0);
 977                 } else if (av_offset + vid_duration < snend) {
 978                         _transcoder->set_leadinout(0, (snend - (av_offset + vid_duration)) / (double)_session->nominal_frame_rate());
 979                         _transcoder->set_avoffset((av_offset - start) / (double)_session->nominal_frame_rate());
 980                 }
 981 #if 0
 982                 else if (start > av_offset) {
 983                         std::ostringstream osstream; osstream << ((start - av_offset) / (double)_session->nominal_frame_rate());
 984                         ffs["-ss"] = osstream.str();
 985                 }
 986 #endif
 987                 else {
 988                         _transcoder->set_avoffset((av_offset - start) / (double)_session->nominal_frame_rate());
 989                 }
 990
 991         } else if (av_offset < 0) {
 992                 /* from 00:00:00:00 to video-end */
 993                 _transcoder->set_avoffset(av_offset / (double)_session->nominal_frame_rate());
 994         }
 995
 996         TranscodeFfmpeg::FFSettings meta = _transcoder->default_meta_data();
 997         if (meta_checkbox.get_active()) {
 998                 ARDOUR::SessionMetadata * session_data = ARDOUR::SessionMetadata::Metadata();
 999                 if (session_data->year() > 0 ) {
1000                         std::ostringstream osstream; osstream << session_data->year();
1001                         meta["year"] = osstream.str();
1002                 }
1003                 if (session_data->track_number() > 0 ) {
1004                         std::ostringstream osstream; osstream << session_data->track_number();
1005                         meta["track"] = osstream.str();
1006                 }
1007                 if (session_data->disc_number() > 0 ) {
1008                         std::ostringstream osstream; osstream << session_data->disc_number();
1009                         meta["disc"] = osstream.str();
1010                 }
1011                 if (!session_data->title().empty())     {meta["title"] = session_data->title();}
1012                 if (!session_data->artist().empty())    {meta["author"] = session_data->artist();}
1013                 if (!session_data->album_artist().empty()) {meta["album_artist"] = session_data->album_artist();}
1014                 if (!session_data->album().empty())     {meta["album"] = session_data->album();}
1015                 if (!session_data->genre().empty())     {meta["genre"] = session_data->genre();}
1016                 if (!session_data->composer().empty())  {meta["composer"] = session_data->composer();}
1017                 if (!session_data->comment().empty())   {meta["comment"] = session_data->comment();}
1018                 if (!session_data->copyright().empty()) {meta["copyright"] = session_data->copyright();}
1019                 if (!session_data->subtitle().empty())  {meta["description"] = session_data->subtitle();}
1020         }
1021
1022 #if 1 /* tentative debug mode */
1023         if (debug_checkbox.get_active()) {
1024                 _transcoder->set_debug(true);
1025         }
1026 #endif
1027
1028         _transcoder->Progress.connect(*this, invalidator (*this), boost::bind (&ExportVideoDialog::update_progress , this, _1, _2), gui_context());
1029         _transcoder->Finished.connect(*this, invalidator (*this), boost::bind (&ExportVideoDialog::finished, this), gui_context());
1030         if (!_transcoder->encode(outfn, _insnd, invid, ffs, meta, map)) {
1031                 ARDOUR_UI::instance()->popup_error(_("Transcoding failed."));
1032                 delete _transcoder; _transcoder = 0;
1033                 Gtk::Dialog::response(RESPONSE_CANCEL);
1034                 return;
1035         }
1036 }
1037
1038 void
1039 ExportVideoDialog::change_file_extension (std::string ext)
1040 {
1041         if (ext == "") return;
1042         outfn_path_entry.set_text (
1043                 strip_file_extension(outfn_path_entry.get_text()) + ext
1044         );
1045 }
1046
1047 void
1048 ExportVideoDialog::width_value_changed ()
1049 {
1050         if (_suspend_signals) {
1051                 return;
1052         }
1053         if (_session && !_suspend_dirty) _session->set_dirty ();
1054         if (!scale_checkbox.get_active() || !scale_aspect.get_active()) {
1055                 return;
1056         }
1057         if (_video_source_aspect_ratio <= 0) {
1058                 return;
1059         }
1060         _suspend_signals = true;
1061         height_spinner.set_value(rintf(width_spinner.get_value() / _video_source_aspect_ratio));
1062         _suspend_signals = false;
1063 }
1064
1065 void
1066 ExportVideoDialog::height_value_changed ()
1067 {
1068         if (_suspend_signals) {
1069                 return;
1070         }
1071         if (_session && !_suspend_dirty) _session->set_dirty ();
1072         if (!scale_checkbox.get_active() || !scale_aspect.get_active()) {
1073                 return;
1074         }
1075         if (_video_source_aspect_ratio <= 0) {
1076                 return;
1077         }
1078         _suspend_signals = true;
1079         width_spinner.set_value(rintf(height_spinner.get_value() * _video_source_aspect_ratio));
1080         _suspend_signals = false;
1081 }
1082
1083 void
1084 ExportVideoDialog::scale_checkbox_toggled ()
1085 {
1086         scale_aspect.set_sensitive(scale_checkbox.get_active());
1087         width_spinner.set_sensitive(scale_checkbox.get_active());
1088         height_spinner.set_sensitive(scale_checkbox.get_active());
1089         if (_session && !_suspend_dirty) _session->set_dirty ();
1090 }
1091
1092 void
1093 ExportVideoDialog::fps_checkbox_toggled ()
1094 {
1095         fps_combo.set_sensitive(fps_checkbox.get_active());
1096         if (_session && !_suspend_dirty) _session->set_dirty ();
1097 }
1098
1099 void
1100 ExportVideoDialog::aspect_checkbox_toggled ()
1101 {
1102         aspect_combo.set_sensitive(aspect_checkbox.get_active());
1103         if (_session && !_suspend_dirty) _session->set_dirty ();
1104 }
1105
1106 void
1107 ExportVideoDialog::video_codec_combo_changed ()
1108 {
1109         if ((  video_codec_combo.get_active_text() == "mpeg4"
1110              ||video_codec_combo.get_active_text() == "mpeg2video"
1111                         ) && !(
1112                preset_combo.get_active_text() == "dvd-PAL"
1113              ||preset_combo.get_active_text() == "dvd-NTSC"
1114            )) {
1115                 bframes_checkbox.set_sensitive(true);
1116                 optimizations_checkbox.set_sensitive(true);
1117                 if (video_codec_combo.get_active_text() == "mpeg2video") {
1118                         optimizations_label.set_text("-mbd rd -trellis 2 -cmp 2 -subcmp 2"); // mpeg2
1119                 } else if (video_codec_combo.get_active_text() == "mpeg4") {
1120                         optimizations_label.set_text("-mbd rd -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2 -g 300"); // mpeg4
1121                 } else {
1122                         optimizations_label.set_text("-mbd 2 -cmp 2 -subcmp 2 -trellis 2 -flags +aic+mv0+mv4 -g 160"); // flv
1123                 }
1124         } else {
1125                 bframes_checkbox.set_sensitive(false);
1126                 bframes_checkbox.set_active(false);
1127                 optimizations_checkbox.set_sensitive(false);
1128                 optimizations_checkbox.set_active(false);
1129                 optimizations_label.set_text("-");
1130         }
1131         if (_session && !_suspend_dirty) _session->set_dirty ();
1132 }
1133
1134 void
1135 ExportVideoDialog::preset_combo_changed ()
1136 {
1137         std::string p = preset_combo.get_active_text();
1138         scale_checkbox.set_sensitive(true);
1139
1140         if (p == "flv") {
1141                 change_file_extension(".flv");
1142                 audio_codec_combo.set_active(2);
1143                 video_codec_combo.set_active(1);
1144                 audio_bitrate_combo.set_active(2);
1145                 video_bitrate_combo.set_active(3);
1146                 audio_samplerate_combo.set_active(1);
1147         }
1148         else if (p == "you-tube") {
1149                 change_file_extension(".avi");
1150                 audio_codec_combo.set_active(3);
1151                 video_codec_combo.set_active(6);
1152                 audio_bitrate_combo.set_active(2);
1153                 video_bitrate_combo.set_active(4);
1154                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
1155                         audio_samplerate_combo.set_active(2);
1156                 } else {
1157                         audio_samplerate_combo.set_active(1);
1158                 }
1159         }
1160         else if (p == "ogg") {
1161                 change_file_extension(".ogv");
1162                 audio_codec_combo.set_active(4);
1163                 video_codec_combo.set_active(2);
1164                 audio_bitrate_combo.set_active(3);
1165                 video_bitrate_combo.set_active(4);
1166                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
1167                         audio_samplerate_combo.set_active(2);
1168                 } else {
1169                         audio_samplerate_combo.set_active(1);
1170                 }
1171         }
1172         else if (p == "webm") {
1173                 change_file_extension(".webm");
1174                 audio_codec_combo.set_active(4);
1175                 video_codec_combo.set_active(7);
1176                 audio_bitrate_combo.set_active(3);
1177                 video_bitrate_combo.set_active(4);
1178                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
1179                         audio_samplerate_combo.set_active(2);
1180                 } else {
1181                         audio_samplerate_combo.set_active(1);
1182                 }
1183         }
1184         else if (p == "dvd-mp2") {
1185                 change_file_extension(".mpg");
1186                 audio_codec_combo.set_active(5);
1187                 video_codec_combo.set_active(4);
1188                 audio_bitrate_combo.set_active(4);
1189                 video_bitrate_combo.set_active(5);
1190                 audio_samplerate_combo.set_active(2);
1191         }
1192         else if (p == "dvd-NTSC" || p == "dvd-PAL") {
1193                 change_file_extension(".mpg");
1194                 audio_codec_combo.set_active(6);
1195                 video_codec_combo.set_active(4);
1196                 audio_bitrate_combo.set_active(4);
1197                 video_bitrate_combo.set_active(5);
1198                 audio_samplerate_combo.set_active(2);
1199
1200                 scale_checkbox.set_active(false);
1201                 scale_checkbox.set_sensitive(false);
1202         }
1203         else if (p == "mpeg4") {
1204                 change_file_extension(".mp4");
1205                 audio_codec_combo.set_active(1);
1206                 video_codec_combo.set_active(5);
1207                 audio_bitrate_combo.set_active(4);
1208                 video_bitrate_combo.set_active(5);
1209                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
1210                         audio_samplerate_combo.set_active(2);
1211                 } else {
1212                         audio_samplerate_combo.set_active(1);
1213                 }
1214         }
1215         else if (p == "mp4/h264/aac") {
1216                 change_file_extension(".mp4");
1217                 audio_codec_combo.set_active(2);
1218                 video_codec_combo.set_active(6);
1219                 audio_bitrate_combo.set_active(0);
1220                 video_bitrate_combo.set_active(0);
1221                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
1222                         audio_samplerate_combo.set_active(2);
1223                 } else {
1224                         audio_samplerate_combo.set_active(1);
1225                 }
1226         }
1227
1228         if (p == "none") {
1229                 audio_codec_combo.set_sensitive(true);
1230                 video_codec_combo.set_sensitive(true);
1231                 audio_bitrate_combo.set_sensitive(true);
1232                 video_bitrate_combo.set_sensitive(true);
1233                 audio_samplerate_combo.set_sensitive(true);
1234         } else {
1235                 audio_codec_combo.set_sensitive(false);
1236                 video_codec_combo.set_sensitive(false);
1237                 audio_bitrate_combo.set_sensitive(false);
1238                 video_bitrate_combo.set_sensitive(false);
1239                 audio_samplerate_combo.set_sensitive(false);
1240         }
1241
1242         Gtk::Table *t = (Gtk::Table*) preset_combo.get_parent();
1243         Gtk::Table_Helpers::TableList c = t->children();
1244         Gtk::Table_Helpers::TableList::iterator it;
1245         if (p == "dvd-PAL" || p == "dvd-NTSC") {
1246                 for (it = c.begin(); it != c.end(); ++it) {
1247                         int row = it->get_top_attach();
1248                         if (row == 2 || row == 3 || row== 5 || row== 6 || row == 9) {
1249                                 it->get_widget()->hide();
1250                         }
1251                 }
1252         } else {
1253                 for (it = c.begin(); it != c.end(); ++it) {
1254                         int row = it->get_top_attach();
1255                         if (row == 2 || row == 3 || row== 5 || row== 6 || row == 9) {
1256                                 it->get_widget()->show();
1257                         }
1258                 }
1259         }
1260
1261         video_codec_combo_changed();
1262 }
1263
1264 void
1265 ExportVideoDialog::open_outfn_dialog ()
1266 {
1267         Gtk::FileChooserDialog dialog(_("Save Exported Video File"), Gtk::FILE_CHOOSER_ACTION_SAVE);
1268         dialog.set_filename (outfn_path_entry.get_text());
1269
1270         dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
1271         dialog.add_button(Gtk::Stock::OK, Gtk::RESPONSE_OK);
1272
1273         int result = dialog.run();
1274
1275         if (result == Gtk::RESPONSE_OK) {
1276                 std::string filename = dialog.get_filename();
1277
1278                 if (filename.length()) {
1279                         outfn_path_entry.set_text (filename);
1280                 }
1281         }
1282 }
1283
1284 void
1285 ExportVideoDialog::open_invid_dialog ()
1286 {
1287         Gtk::FileChooserDialog dialog(_("Save Exported Video File"), Gtk::FILE_CHOOSER_ACTION_SAVE);
1288         dialog.set_filename (invid_path_entry.get_text());
1289
1290         dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
1291         dialog.add_button(Gtk::Stock::OK, Gtk::RESPONSE_OK);
1292
1293         int result = dialog.run();
1294
1295         if (result == Gtk::RESPONSE_OK) {
1296                 std::string filename = dialog.get_filename();
1297
1298                 if (filename.length()) {
1299                         invid_path_entry.set_text (filename);
1300                 }
1301         }
1302 }