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 #include <libgen.h>
  32
  33 #include "pbd/error.h"
  34 #include "pbd/convert.h"
  35 #include "gtkmm2ext/utils.h"
  36 #include "ardour/session_directory.h"
  37 #include "ardour/profile.h"
  38 #include "ardour/template_utils.h"
  39 #include "ardour/session.h"
  40 #include "ardour_ui.h"
  41 #include "gui_thread.h"
  42
  43 #include "ardour/export_handler.h"
  44 #include "ardour/export_status.h"
  45 #include "ardour/export_timespan.h"
  46 #include "ardour/export_channel_configuration.h"
  47 #include "ardour/export_format_specification.h"
  48 #include "ardour/export_filename.h"
  49 #include "ardour/route.h"
  50 #include "ardour/session_metadata.h"
  51 #include "ardour/broadcast_info.h"
  52
  53 #include "utils.h"
  54 #include "opts.h"
  55 #include "export_video_dialog.h"
  56 #include "utils_videotl.h"
  57 #include "i18n.h"
  58
  59 using namespace Gtk;
  60 using namespace std;
  61 using namespace PBD;
  62 using namespace ARDOUR;
  63 using namespace VideoUtils;
  64
  65 ExportVideoDialog::ExportVideoDialog (Session* s, TimeSelection &tme)
  66         : ArdourDialog (_("Export Video File "))
  67         , export_range (tme)
  68         , outfn_path_label (_("File:"), Gtk::ALIGN_LEFT)
  69         , outfn_browse_button (_("Browse"))
  70         , invid_path_label (_("Video:"), Gtk::ALIGN_LEFT)
  71         , invid_browse_button (_("Browse"))
  72         , transcode_button (_("Export"))
  73         , abort_button (_("Abort"))
  74         , scale_checkbox (_("Scale Video (W x H):"))
  75         , width_adjustment (768, 128, 1920, 1, 16, 0)
  76         , width_spinner (width_adjustment)
  77         , height_adjustment (576, 128, 1920, 1, 16, 0)
  78         , height_spinner (height_adjustment)
  79         , aspect_checkbox (_("Set Aspect Ratio:"))
  80         , normalize_checkbox (_("Normalize Audio"))
  81         , twopass_checkbox (_("2 Pass Encoding"))
  82         , optimizations_checkbox (_("Codec Optimizations:"))
  83         , optimizations_label ("-")
  84         , deinterlace_checkbox (_("Deinterlace"))
  85         , bframes_checkbox (_("Use [2] B-frames (MPEG 2 or 4 only)"))
  86         , fps_checkbox (_("Override FPS (Default is to retain FPS from the input video file):"))
  87         , meta_checkbox (_("Include Session Metadata"))
  88 #if 1 /* tentative debug mode */
  89         , debug_checkbox (_("Debug Mode: Print ffmpeg command and output to stdout."))
  90 #endif
  91 {
  92         set_session (s);
  93
  94         set_name ("ExportVideoDialog");
  95         set_modal (true);
  96         set_skip_taskbar_hint (true);
  97         set_resizable (false);
  98
  99         Gtk::Label* l;
 100         vbox = manage (new VBox);
 101         VBox* options_box = manage (new VBox);
 102         HBox* path_hbox;
 103
 104         /* check if ffmpeg can be found */
 105         transcoder = new TranscodeFfmpeg("");
 106         if (!transcoder->ffexec_ok()) {
 107                 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));
 108                 l->set_line_wrap();
 109                 vbox->pack_start (*l, false, false, 8);
 110                 get_vbox()->pack_start (*vbox, false, false);
 111                 add_button (Stock::OK, RESPONSE_CANCEL);
 112                 show_all_children ();
 113                 return;
 114         }
 115         delete transcoder; transcoder = 0;
 116
 117         l = manage (new Label (_("<b>Output:</b>"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 118         l->set_use_markup ();
 119         vbox->pack_start (*l, false, false, 4);
 120
 121         path_hbox = manage (new HBox);
 122         path_hbox->pack_start (outfn_path_label, false, false, 3);
 123         path_hbox->pack_start (outfn_path_entry, true, true, 3);
 124         path_hbox->pack_start (outfn_browse_button, false, false, 3);
 125         vbox->pack_start (*path_hbox, false, false, 2);
 126
 127         l = manage (new Label (_("<b>Input:</b>"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 128         l->set_use_markup ();
 129         vbox->pack_start (*l, false, false, 4);
 130
 131         path_hbox = manage (new HBox);
 132         path_hbox->pack_start (invid_path_label, false, false, 3);
 133         path_hbox->pack_start (invid_path_entry, true, true, 3);
 134         path_hbox->pack_start (invid_browse_button, false, false, 3);
 135         vbox->pack_start (*path_hbox, false, false, 2);
 136
 137         path_hbox = manage (new HBox);
 138         l = manage (new Label (_("Audio:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 139         path_hbox->pack_start (*l, false, false, 3);
 140         l = manage (new Label (_("Master Bus"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 141         path_hbox->pack_start (*l, false, false, 2);
 142         vbox->pack_start (*path_hbox, false, false, 2);
 143
 144         insnd_combo.set_name ("PaddedButton");
 145         insnd_combo.append_text (string_compose (_("from the %1 session's start to the session's end"), PROGRAM_NAME));
 146
 147         frameoffset_t av_offset = ARDOUR_UI::instance()->video_timeline->get_offset();
 148         if (av_offset < 0 ) {
 149                 insnd_combo.append_text (_("from 00:00:00:00 to the video's end"));
 150         } else {
 151                 insnd_combo.append_text (_("from the video's start to the video's end"));
 152         }
 153         if (!export_range.empty()) {
 154                 insnd_combo.append_text (_("Selected range"));  // TODO show export_range.start() -> export_range.end_frame()
 155         }
 156         insnd_combo.set_active(0);
 157
 158         outfn_path_entry.set_width_chars(38);
 159         outfn_path_entry.set_text (_session->session_directory().export_path() + G_DIR_SEPARATOR +"export.avi");
 160
 161         XMLNode* node = _session->extra_xml (X_("Videotimeline"));
 162         if (node) {
 163                 bool filenameset = false;
 164                 if (node->property(X_("OriginalVideoFile"))) {
 165                         std::string filename = node->property(X_("OriginalVideoFile"))->value();
 166                         if (Glib::file_test(filename, Glib::FILE_TEST_EXISTS)) {
 167                                 invid_path_entry.set_text (filename);
 168                                 filenameset = true;
 169                         }
 170                 }
 171                 if (!filenameset
 172                                 && node->property(X_("Filename"))
 173                                 && node->property(X_("LocalFile"))
 174                                 && node->property(X_("LocalFile"))->value() == X_("1")
 175                                 ) {
 176                         std::string filename = node->property(X_("Filename"))->value();
 177                         if (filename.at(0) != G_DIR_SEPARATOR) {
 178                                 filename = Glib::build_filename (_session->session_directory().video_path(), filename);
 179                         }
 180                         if (Glib::file_test(filename, Glib::FILE_TEST_EXISTS)) {
 181                                 invid_path_entry.set_text (filename);
 182                                 filenameset = true;
 183                         }
 184                 }
 185                 if (!filenameset) {
 186                         invid_path_entry.set_text (X_(""));
 187                 }
 188         }
 189
 190         l = manage (new Label (_("<b>Settings:</b>"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 191         l->set_use_markup ();
 192         options_box->pack_start (*l, false, true, 4);
 193
 194         Table* t = manage (new Table (4, 12));
 195         t->set_spacings (4);
 196         int ty = 0;
 197         options_box->pack_start (*t, true, true, 4);
 198         l = manage (new Label (_("Range:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 199         t->attach (*l, 0, 1, ty, ty+1);
 200         t->attach (insnd_combo, 1, 4, ty, ty+1); ty++;
 201         l = manage (new Label (_("Preset:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 202         t->attach (*l, 0, 1, ty, ty+1);
 203         t->attach (preset_combo, 1, 4, ty, ty+1); ty++;
 204         l = manage (new Label (_("Video Codec:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 205         t->attach (*l, 0, 1, ty, ty+1);
 206         t->attach (video_codec_combo, 1, 2, ty, ty+1);
 207         l = manage (new Label (_("Video KBit/s:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 208         t->attach (*l, 2, 3, ty, ty+1);
 209         t->attach (video_bitrate_combo, 3, 4, ty, ty+1); ty++;
 210         l = manage (new Label (_("Audio Codec:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 211         t->attach (*l, 0, 1, ty, ty+1);
 212         t->attach (audio_codec_combo, 1, 2, ty, ty+1);
 213         l = manage (new Label (_("Audio KBit/s:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 214         t->attach (*l, 2, 3, ty, ty+1);
 215         t->attach (audio_bitrate_combo, 3, 4, ty, ty+1); ty++;
 216         l = manage (new Label (_("Audio Samplerate:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 217         t->attach (*l, 0, 1, ty, ty+1);
 218         t->attach (audio_samplerate_combo, 1, 2, ty, ty+1);
 219         t->attach (normalize_checkbox, 2, 4, ty, ty+1); ty++;
 220         t->attach (scale_checkbox, 0, 2, ty, ty+1);
 221         t->attach (width_spinner, 2, 3, ty, ty+1);
 222         t->attach (height_spinner, 3, 4, ty, ty+1); ty++;
 223         t->attach (fps_checkbox, 0, 3, ty, ty+1);
 224         t->attach (fps_combo, 3, 4, ty, ty+1); ty++;
 225         t->attach (twopass_checkbox, 0, 2, ty, ty+1);
 226         t->attach (aspect_checkbox, 2, 3, ty, ty+1);
 227         t->attach (aspect_combo, 3, 4, ty, ty+1); ty++;
 228         t->attach (bframes_checkbox, 0, 2, ty, ty+1);
 229         t->attach (deinterlace_checkbox, 2, 4, ty, ty+1); ty++;
 230         t->attach (meta_checkbox, 2, 4, ty, ty+1); ty++;
 231         t->attach (optimizations_checkbox, 0, 1, ty, ty+1);
 232         t->attach (optimizations_label, 1, 4, ty, ty+1); ty++;
 233 #if 1 /* tentative debug mode */
 234         t->attach (debug_checkbox, 0, 4, ty, ty+1); ty++;
 235 #endif
 236
 237         preset_combo.set_name ("PaddedButton");
 238         preset_combo.append_text("none");
 239         preset_combo.append_text("dvd-mp2");
 240         preset_combo.append_text("dvd-NTSC");
 241         preset_combo.append_text("dvd-PAL");
 242         preset_combo.append_text("flv");
 243         preset_combo.append_text("mpeg4");
 244         preset_combo.append_text("ogg");
 245         preset_combo.append_text("you-tube");
 246         preset_combo.set_active(0);
 247
 248         audio_codec_combo.set_name ("PaddedButton");
 249         audio_codec_combo.append_text("ac3");
 250         audio_codec_combo.append_text("aac");
 251         audio_codec_combo.append_text("libmp3lame");
 252         audio_codec_combo.append_text("libvorbis");
 253         audio_codec_combo.append_text("mp2");
 254         audio_codec_combo.append_text("pcm_s16le");
 255         audio_codec_combo.set_active(2);
 256
 257         video_codec_combo.set_name ("PaddedButton");
 258         video_codec_combo.append_text("flv");
 259         video_codec_combo.append_text("libtheora");
 260         video_codec_combo.append_text("mjpeg");
 261         video_codec_combo.append_text("mpeg2video");
 262         video_codec_combo.append_text("mpeg4");
 263         video_codec_combo.append_text("h264");
 264         video_codec_combo.append_text("vpx (webm)");
 265         video_codec_combo.append_text("copy");
 266         video_codec_combo.set_active(4);
 267
 268         audio_bitrate_combo.set_name ("PaddedButton");
 269         audio_bitrate_combo.append_text("64k");
 270         audio_bitrate_combo.append_text("128k");
 271         audio_bitrate_combo.append_text("192k");
 272         audio_bitrate_combo.append_text("256k");
 273         audio_bitrate_combo.append_text("320k");
 274         audio_bitrate_combo.set_active(2);
 275
 276         audio_samplerate_combo.set_name ("PaddedButton");
 277         audio_samplerate_combo.append_text("22050");
 278         audio_samplerate_combo.append_text("44100");
 279         audio_samplerate_combo.append_text("48000");
 280         audio_samplerate_combo.set_active(2);
 281
 282         video_bitrate_combo.set_name ("PaddedButton");
 283         video_bitrate_combo.append_text("200k");
 284         video_bitrate_combo.append_text("800k");
 285         video_bitrate_combo.append_text("2000k");
 286         video_bitrate_combo.append_text("5000k");
 287         video_bitrate_combo.append_text("8000k");
 288         video_bitrate_combo.append_text("retain");
 289         video_bitrate_combo.set_active(3);
 290
 291         fps_combo.set_name ("PaddedButton");
 292         fps_combo.append_text("23.976");
 293         fps_combo.append_text("24");
 294         fps_combo.append_text("24.976");
 295         fps_combo.append_text("25");
 296         fps_combo.append_text("29.97");
 297         fps_combo.append_text("30");
 298         fps_combo.append_text("59.94");
 299         fps_combo.append_text("60");
 300         float tcfps = _session->timecode_frames_per_second();
 301         if      (fabs(tcfps - 23.976) < 0.01) { fps_combo.set_active(0); }
 302         else if (fabs(tcfps - 24.0  ) < 0.01) { fps_combo.set_active(1); }
 303         else if (fabs(tcfps - 24.976) < 0.01) { fps_combo.set_active(2); }
 304         else if (fabs(tcfps - 25.0  ) < 0.01) { fps_combo.set_active(3); }
 305         else if (fabs(tcfps - 29.97 ) < 0.01) { fps_combo.set_active(4); }
 306         else if (fabs(tcfps - 30.0  ) < 0.01) { fps_combo.set_active(5); }
 307         else if (fabs(tcfps - 59.94 ) < 0.01) { fps_combo.set_active(6); }
 308         else if (fabs(tcfps - 60.0  ) < 0.01) { fps_combo.set_active(7); }
 309         else { fps_combo.set_active(5); }
 310
 311         aspect_combo.set_name ("PaddedButton");
 312         aspect_combo.append_text("4:3");
 313         aspect_combo.append_text("16:9");
 314         aspect_combo.set_active(1);
 315
 316         optimizations_checkbox.set_sensitive(false);
 317         scale_checkbox_toggled();
 318         aspect_checkbox_toggled();
 319         fps_checkbox_toggled();
 320         video_codec_combo_changed();
 321
 322         vbox->pack_start (*options_box, false, true, 4);
 323         get_vbox()->set_spacing (4);
 324         get_vbox()->pack_start (*vbox, false, false);
 325
 326         progress_box = manage (new VBox);
 327         progress_box->pack_start (pbar, false, false);
 328         progress_box->pack_start (abort_button, false, false);
 329         get_vbox()->pack_start (*progress_box, false, false);
 330
 331         scale_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::scale_checkbox_toggled));
 332         aspect_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::aspect_checkbox_toggled));
 333         fps_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::fps_checkbox_toggled));
 334         preset_combo.signal_changed().connect (sigc::mem_fun (*this, &ExportVideoDialog::preset_combo_changed));
 335         video_codec_combo.signal_changed().connect (sigc::mem_fun (*this, &ExportVideoDialog::video_codec_combo_changed));
 336         outfn_browse_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::open_outfn_dialog));
 337         invid_browse_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::open_invid_dialog));
 338         transcode_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::launch_export));
 339         abort_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::abort_clicked));
 340
 341         cancel_button = add_button (Stock::CANCEL, RESPONSE_CANCEL);
 342         get_action_area()->pack_start (transcode_button, false, false);
 343         show_all_children ();
 344         progress_box->hide();
 345 }
 346
 347 ExportVideoDialog::~ExportVideoDialog ()
 348 {
 349         if (transcoder) { delete transcoder; transcoder = 0;}
 350 }
 351
 352 void
 353 ExportVideoDialog::on_show ()
 354 {
 355         Dialog::on_show ();
 356 }
 357
 358 void
 359 ExportVideoDialog::abort_clicked ()
 360 {
 361         aborted = true;
 362         if (transcoder) {
 363                 transcoder->cancel();
 364         }
 365 }
 366
 367 void
 368 ExportVideoDialog::update_progress (framecnt_t c, framecnt_t a)
 369 {
 370         if (a == 0 || c > a) {
 371                 pbar.set_pulse_step(.1);
 372                 pbar.pulse();
 373         } else {
 374                 double progress = (double)c / (double) a;
 375                 progress = progress / ((twopass ? 2.0 : 1.0) + (normalize ? 2.0 : 1.0));
 376                 if (normalize && twopass) progress += (firstpass ? .5 : .75);
 377                 else if (normalize) progress += 2.0/3.0;
 378                 else if (twopass) progress += (firstpass ? 1.0/3.0 : 2.0/3.0);
 379                 else progress += .5;
 380
 381                 pbar.set_fraction (progress);
 382         }
 383 }
 384
 385
 386 gint
 387 ExportVideoDialog::audio_progress_display ()
 388 {
 389         std::string status_text;
 390         double progress = 0.0;
 391                 if (status->normalizing) {
 392                         pbar.set_text (_("Normalizing audio"));
 393                         progress = ((float) status->current_normalize_cycle) / status->total_normalize_cycles;
 394                         progress = progress / (twopass ? 4.0 : 3.0) + (twopass ? .25 : 1.0/3.0);
 395                 } else {
 396                         pbar.set_text (_("Exporting audio"));
 397                         progress = ((float) status->processed_frames_current_timespan) / status->total_frames_current_timespan;
 398                         progress = progress / ((twopass ? 2.0 : 1.0) + (normalize ? 2.0 : 1.0));
 399                 }
 400                 if (progress < previous_progress) {
 401                         // Work around gtk bug
 402                         pbar.hide();
 403                         pbar.show();
 404                 }
 405                 previous_progress = progress;
 406                 pbar.set_fraction (progress);
 407         return TRUE;
 408 }
 409
 410 void
 411 ExportVideoDialog::finished ()
 412 {
 413         if (aborted) {
 414                 unlink(outfn_path_entry.get_text().c_str());
 415                 unlink (insnd.c_str());
 416                 Gtk::Dialog::response(RESPONSE_CANCEL);
 417         } else if (twopass && firstpass) {
 418                 firstpass = false;
 419                 if (transcoder) { delete transcoder; transcoder = 0;}
 420                 encode_pass(2);
 421         } else {
 422                 if (twopass_checkbox.get_active()) {
 423                         std::string outfn = outfn_path_entry.get_text();
 424                         std::string p2log = Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 425                         unlink (p2log.c_str());
 426                 }
 427                 unlink (insnd.c_str());
 428                 Gtk::Dialog::response(RESPONSE_ACCEPT);
 429         }
 430 }
 431
 432 void
 433 ExportVideoDialog::launch_export ()
 434 {
 435         std::string outfn = outfn_path_entry.get_text();
 436         if (!confirm_video_outfn(outfn)) { return; }
 437
 438         vbox->hide();
 439         cancel_button->hide();
 440         transcode_button.hide();
 441         pbar.set_size_request(300,-1);
 442         pbar.set_text(_("Exporting Audio..."));
 443         progress_box->show();
 444         aborted = false;
 445         twopass = twopass_checkbox.get_active();
 446         firstpass = true;
 447         normalize = normalize_checkbox.get_active();
 448
 449         /* export audio track */
 450         ExportTimespanPtr tsp = _session->get_export_handler()->add_timespan();
 451         boost::shared_ptr<ExportChannelConfiguration> ccp = _session->get_export_handler()->add_channel_config();
 452         boost::shared_ptr<ARDOUR::ExportFilename> fnp = _session->get_export_handler()->add_filename();
 453         boost::shared_ptr<AudioGrapher::BroadcastInfo> b;
 454         XMLTree tree;
 455         std::string vtl_samplerate = audio_samplerate_combo.get_active_text();
 456         std::string vtl_normalize = normalize ? "true" : "false";
 457         tree.read_buffer(std::string(
 458 "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
 459 "<ExportFormatSpecification name=\"VTL-WAV-16\" id=\"3094591e-ccb9-4385-a93f-c9955ffeb1f0\">"
 460 "  <Encoding id=\"F_WAV\" type=\"T_Sndfile\" extension=\"wav\" name=\"WAV\" has-sample-format=\"true\" channel-limit=\"256\"/>"
 461 "  <SampleRate rate=\""+ vtl_samplerate +"\"/>"
 462 "  <SRCQuality quality=\"SRC_SincBest\"/>"
 463 "  <EncodingOptions>"
 464 "    <Option name=\"sample-format\" value=\"SF_16\"/>"
 465 "    <Option name=\"dithering\" value=\"D_None\"/>"
 466 "    <Option name=\"tag-metadata\" value=\"true\"/>"
 467 "    <Option name=\"tag-support\" value=\"false\"/>"
 468 "    <Option name=\"broadcast-info\" value=\"false\"/>"
 469 "  </EncodingOptions>"
 470 "  <Processing>"
 471 "    <Normalize enabled=\""+ vtl_normalize +"\" target=\"0\"/>"
 472 "    <Silence>"
 473 "      <Start>"
 474 "        <Trim enabled=\"false\"/>"
 475 "        <Add enabled=\"false\">"
 476 "          <Duration format=\"Timecode\" hours=\"0\" minutes=\"0\" seconds=\"0\" frames=\"0\"/>"
 477 "        </Add>"
 478 "      </Start>"
 479 "      <End>"
 480 "        <Trim enabled=\"false\"/>"
 481 "        <Add enabled=\"false\">"
 482 "          <Duration format=\"Timecode\" hours=\"0\" minutes=\"0\" seconds=\"0\" frames=\"0\"/>"
 483 "        </Add>"
 484 "      </End>"
 485 "    </Silence>"
 486 "  </Processing>"
 487 "</ExportFormatSpecification>"
 488 ));
 489         boost::shared_ptr<ExportFormatSpecification> fmp = _session->get_export_handler()->add_format(*tree.root());
 490
 491         /* set up range */
 492         framepos_t start, end;
 493         start = end = 0;
 494         if (insnd_combo.get_active_row_number() == 1) {
 495                 transcoder = new TranscodeFfmpeg(invid_path_entry.get_text());
 496                 if (transcoder->probe_ok() && transcoder->get_fps() > 0) {
 497                         end = transcoder->get_duration() * _session->nominal_frame_rate() / transcoder->get_fps();
 498                 } else {
 499                         warning << _("Export Video: Cannot query duration of video-file, using duration from timeline instead.") << endmsg;
 500                         end = ARDOUR_UI::instance()->video_timeline->get_duration();
 501                 }
 502                 if (transcoder) {delete transcoder; transcoder = 0;}
 503
 504                 frameoffset_t av_offset = ARDOUR_UI::instance()->video_timeline->get_offset();
 505 #if 0 /* DEBUG */
 506                 printf("audio-range -- AV offset: %lld\n", av_offset);
 507 #endif
 508                 if (av_offset > 0) {
 509                         start = av_offset;
 510                 }
 511                 end += av_offset;
 512         }
 513         else if (insnd_combo.get_active_row_number() == 2) {
 514                 // TODO quantize to video-frame ?!
 515                 start = export_range.start();
 516                 end   = export_range.end_frame();
 517         }
 518         if (end <= 0) {
 519                 start = _session->current_start_frame();
 520                 end   = _session->current_end_frame();
 521         }
 522 #if 0 /* DEBUG */
 523         printf("audio export-range %lld -> %lld\n", start, end);
 524 #endif
 525
 526         tsp->set_range (start, end);
 527         tsp->set_name ("mysession");
 528         tsp->set_range_id ("session");
 529
 530         /* add master outs as default */
 531         IO* master_out = _session->master_out()->output().get();
 532         if (!master_out) {
 533                 warning << _("Export Video: No Master Out Ports to Connect for Audio Export") << endmsg;
 534                 Gtk::Dialog::response(RESPONSE_CANCEL);
 535                 return;
 536         }
 537         for (uint32_t n = 0; n < master_out->n_ports().n_audio(); ++n) {
 538                 PortExportChannel * channel = new PortExportChannel ();
 539                 channel->add_port (master_out->audio (n));
 540                 ExportChannelPtr chan_ptr (channel);
 541                 ccp->register_channel (chan_ptr);
 542         }
 543
 544         /* outfile */
 545         fnp->set_timespan(tsp);
 546         fnp->set_label("vtl");
 547         fnp->include_label = true;
 548         insnd = fnp->get_path(fmp);
 549
 550         /* do sound export */
 551         _session->get_export_handler()->add_export_config (tsp, ccp, fmp, fnp, b);
 552         _session->get_export_handler()->do_export();
 553         status = _session->get_export_status ();
 554
 555         audio_progress_connection = Glib::signal_timeout().connect (sigc::mem_fun(*this, &ExportVideoDialog::audio_progress_display), 100);
 556         previous_progress = 0.0;
 557         while (status->running) {
 558                 if (aborted) { status->abort(); }
 559                 if (gtk_events_pending()) {
 560                         gtk_main_iteration ();
 561                 } else {
 562                         usleep (10000);
 563                 }
 564         }
 565         audio_progress_connection.disconnect();
 566         status->finish ();
 567         if (status->aborted()) {
 568                 unlink (insnd.c_str());
 569                 Gtk::Dialog::response(RESPONSE_CANCEL);
 570                 return;
 571         }
 572         pbar.set_text (_("Encoding Video..."));
 573         encode_pass(1);
 574 }
 575
 576 void
 577 ExportVideoDialog::encode_pass (int pass)
 578 {
 579         std::string outfn = outfn_path_entry.get_text();
 580         std::string invid = invid_path_entry.get_text();
 581
 582         transcoder = new TranscodeFfmpeg(invid);
 583         if (!transcoder->ffexec_ok()) {
 584                 /* ffmpeg binary was not found. TranscodeFfmpeg prints a warning */
 585                 unlink (insnd.c_str());
 586                 Gtk::Dialog::response(RESPONSE_CANCEL);
 587                 return;
 588         }
 589         if (!transcoder->probe_ok()) {
 590                 /* video input file can not be read */
 591                 warning << _("Export Video: Video input file cannot be read.") << endmsg;
 592           unlink (insnd.c_str());
 593           Gtk::Dialog::response(RESPONSE_CANCEL);
 594           return;
 595         }
 596
 597         std::string preset = preset_combo.get_active_text();
 598         TranscodeFfmpeg::FFSettings ffs ; /* = transcoder->default_encoder_settings(); */
 599         ffs.clear();
 600
 601         if (fps_checkbox.get_active()) {
 602           ffs["-r"] = fps_combo.get_active_text();
 603         }
 604
 605         if (scale_checkbox.get_active()) {
 606                 ffs["-s"] = string_compose("%1x%2", width_spinner.get_value(), height_spinner.get_value());
 607         }
 608         ffs["-vcodec"] = video_codec_combo.get_active_text();
 609         ffs["-acodec"] = audio_codec_combo.get_active_text();
 610
 611         if (video_bitrate_combo.get_active_text() == "retain" ) {
 612                 ffs["-qscale"]  = "0";
 613         } else {
 614                 ffs["-b:v"]  = video_bitrate_combo.get_active_text();
 615         }
 616         ffs["-b:a"] = audio_bitrate_combo.get_active_text();
 617
 618         if (audio_codec_combo.get_active_text() == "aac" ) {
 619                 ffs["-strict"] = "-2";
 620         }
 621
 622         if (video_codec_combo.get_active_text() == "h264" ) {
 623                 ffs["-vcodec"] = "libx264";
 624         }
 625         else if (video_codec_combo.get_active_text() == "vpx (webm)" ) {
 626                 ffs["-vcodec"] = "libvpx";
 627                 ffs["-g"] = "120";
 628                 ffs["-qmin"] = "11";
 629                 ffs["-qmax"] = "51";
 630         }
 631
 632         if (optimizations_checkbox.get_active()) {
 633           if (video_codec_combo.get_active_text() == "mpeg2video") {
 634                         ffs["-mbd"] = "rd";
 635                         ffs["-trellis"] = "2";
 636                         ffs["-cmp"] = "2";
 637                         ffs["-subcmp"] = "2";
 638                 }
 639                 else if (video_codec_combo.get_active_text() == "mpeg4") {
 640                         ffs["-mbd"] = "rd";
 641                         ffs["-flags"] = "+mv4+aic";
 642                         ffs["-trellis"] = "2";
 643                         ffs["-cmp"] = "2";
 644                         ffs["-subcmp"] = "2";
 645                         ffs["-g"] = "300";
 646                 }
 647                 else if (video_codec_combo.get_active_text() == "flv") {
 648                         ffs["-mbd"] = "2";
 649                         ffs["-cmp"] = "2";
 650                         ffs["-subcmp"] = "2";
 651                         ffs["-trellis"] = "2";
 652                         ffs["-flags"] = "+aic+mv0+mv4";
 653                         ffs["-g"] = "160";
 654                 }
 655         }
 656
 657         if (bframes_checkbox.get_active() && (
 658                    video_codec_combo.get_active_text() == "mpeg2video"
 659                 || video_codec_combo.get_active_text() == "mpeg4"
 660                 )) {
 661                 ffs["-bf"] = "2";
 662         }
 663
 664         if (preset == "dvd-PAL") {
 665                 ffs.clear(); /* ignore all prev settings */
 666                 ffs["-target"] = "pal-dvd";
 667                 ffs["-aspect"] = "4:3"; /* required for DVD - may be overridden below */
 668         }
 669         else if (preset == "dvd-NTSC") {
 670                 ffs.clear(); /* ignore all prev settings */
 671                 ffs["-target"] = "ntsc-dvd";
 672                 ffs["-aspect"] = "4:3"; /* required for DVD - may be overridden below */
 673         }
 674
 675         if (aspect_checkbox.get_active()) {
 676                 ffs["-aspect"] = aspect_combo.get_active_text();
 677         }
 678         if (deinterlace_checkbox.get_active()) {
 679                 ffs["-deinterlace"] = "-y"; // we use '-y' as dummy parameter for non key/value options
 680         }
 681
 682         bool map = true;
 683         if (pass == 1 && twopass) {
 684                 pbar.set_text (_("Encoding Video.. Pass 1/2"));
 685                 map = false;
 686                 ffs["-pass"] = "1";
 687                 ffs["-an"] = "-y";
 688                 ffs["-passlogfile"] =  Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 689                 ffs["-f"] = get_file_extension(invid).empty()?"mov":get_file_extension(invid);
 690 #ifdef _OS_WIN32
 691                 outfn = "NUL";
 692 #else
 693                 outfn = "/dev/null";
 694 #endif
 695         } else if (pass == 2) {
 696                 pbar.set_text (_("Encoding Video.. Pass 2/2"));
 697                 ffs["-pass"] = "2";
 698                 ffs["-passlogfile"] =  Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 699         }
 700
 701         frameoffset_t av_offset = ARDOUR_UI::instance()->video_timeline->get_offset();
 702         double duration_s  = 0;
 703
 704         if (insnd_combo.get_active_row_number() == 0) {
 705                 /* session start to session end */
 706                 framecnt_t duration_f = _session->current_end_frame() - _session->current_start_frame();
 707                 duration_s = (double)duration_f / (double)_session->nominal_frame_rate();
 708         } else if (insnd_combo.get_active_row_number() == 2) {
 709                 /* selected range */
 710                 duration_s = export_range.length() / (double)_session->nominal_frame_rate();
 711         } else {
 712                 /* video start to end */
 713                 framecnt_t duration_f = ARDOUR_UI::instance()->video_timeline->get_duration();
 714                 if (av_offset < 0 ) {
 715                         duration_f += av_offset;
 716                 }
 717                 duration_s = (double)duration_f / (double)_session->nominal_frame_rate();
 718         }
 719
 720         std::ostringstream osstream; osstream << duration_s;
 721         ffs["-t"] = osstream.str();
 722         if (fps_checkbox.get_active()) {
 723                 transcoder->set_duration(duration_s * atof(fps_combo.get_active_text()));
 724         } else {
 725                 transcoder->set_duration(duration_s * transcoder->get_fps());
 726         }
 727
 728         if (insnd_combo.get_active_row_number() == 0 || insnd_combo.get_active_row_number() == 2) {
 729                 framepos_t start, snend;
 730                 const frameoffset_t vid_duration = ARDOUR_UI::instance()->video_timeline->get_duration();
 731                 if (insnd_combo.get_active_row_number() == 0) {
 732                         start = _session->current_start_frame();
 733                         snend = _session->current_end_frame();
 734                 } else {
 735                         start = export_range.start();
 736                         snend = export_range.end_frame();
 737                 }
 738
 739 #if 0 /* DEBUG */
 740                 printf("AV offset: %lld Vid-len: %lld Vid-end: %lld || start:%lld || end:%lld\n",
 741                                 av_offset, vid_duration, av_offset+vid_duration, start, snend); // XXX
 742 #endif
 743
 744                 if (av_offset > start && av_offset + vid_duration < snend) {
 745                         transcoder->set_leadinout((av_offset - start) / (double)_session->nominal_frame_rate(),
 746                                 (snend - (av_offset + vid_duration)) / (double)_session->nominal_frame_rate());
 747                 } else if (av_offset > start) {
 748                         transcoder->set_leadinout((av_offset - start) / (double)_session->nominal_frame_rate(), 0);
 749                 } else if (av_offset + vid_duration < snend) {
 750                         transcoder->set_leadinout(0, (snend - (av_offset + vid_duration)) / (double)_session->nominal_frame_rate());
 751                         transcoder->set_avoffset((av_offset - start) / (double)_session->nominal_frame_rate());
 752                 }
 753 #if 0
 754                 else if (start > av_offset) {
 755                         std::ostringstream osstream; osstream << ((start - av_offset) / (double)_session->nominal_frame_rate());
 756                         ffs["-ss"] = osstream.str();
 757                 }
 758 #endif
 759                 else {
 760                         transcoder->set_avoffset((av_offset - start) / (double)_session->nominal_frame_rate());
 761                 }
 762
 763         } else if (av_offset < 0) {
 764                 /* from 00:00:00:00 to video-end */
 765                 transcoder->set_avoffset(av_offset / (double)_session->nominal_frame_rate());
 766         }
 767
 768         TranscodeFfmpeg::FFSettings meta = transcoder->default_meta_data();
 769         if (meta_checkbox.get_active()) {
 770                 ARDOUR::SessionMetadata * session_data = ARDOUR::SessionMetadata::Metadata();
 771                 if (session_data->year() > 0 ) {
 772                         std::ostringstream osstream; osstream << session_data->year();
 773                         meta["year"] = osstream.str();
 774                 }
 775                 if (session_data->track_number() > 0 ) {
 776                         std::ostringstream osstream; osstream << session_data->track_number();
 777                         meta["track"] = osstream.str();
 778                 }
 779                 if (session_data->disc_number() > 0 ) {
 780                         std::ostringstream osstream; osstream << session_data->disc_number();
 781                         meta["disc"] = osstream.str();
 782                 }
 783                 if (!session_data->title().empty())     {meta["title"] = session_data->title();}
 784                 if (!session_data->artist().empty())    {meta["author"] = session_data->artist();}
 785                 if (!session_data->album_artist().empty()) {meta["album_artist"] = session_data->album_artist();}
 786                 if (!session_data->album().empty())     {meta["album"] = session_data->album();}
 787                 if (!session_data->genre().empty())     {meta["genre"] = session_data->genre();}
 788                 if (!session_data->composer().empty())  {meta["composer"] = session_data->composer();}
 789                 if (!session_data->comment().empty())   {meta["comment"] = session_data->comment();}
 790                 if (!session_data->copyright().empty()) {meta["copyright"] = session_data->copyright();}
 791                 if (!session_data->subtitle().empty())  {meta["description"] = session_data->subtitle();}
 792         }
 793
 794 #if 1 /* tentative debug mode */
 795         if (debug_checkbox.get_active()) {
 796                 transcoder->set_debug(true);
 797         }
 798 #endif
 799
 800         transcoder->Progress.connect(*this, invalidator (*this), boost::bind (&ExportVideoDialog::update_progress , this, _1, _2), gui_context());
 801         transcoder->Finished.connect(*this, invalidator (*this), boost::bind (&ExportVideoDialog::finished, this), gui_context());
 802         if (!transcoder->encode(outfn, insnd, invid, ffs, meta, map)) {
 803                 ARDOUR_UI::instance()->popup_error(_("Transcoding failed."));
 804                 Gtk::Dialog::response(RESPONSE_CANCEL);
 805                 return;
 806         }
 807 }
 808
 809 void
 810 ExportVideoDialog::change_file_extension (std::string ext)
 811 {
 812         outfn_path_entry.set_text (
 813                 strip_file_extension(outfn_path_entry.get_text()) + ext
 814         );
 815 }
 816
 817 void
 818 ExportVideoDialog::scale_checkbox_toggled ()
 819 {
 820         width_spinner.set_sensitive(scale_checkbox.get_active());
 821         height_spinner.set_sensitive(scale_checkbox.get_active());
 822 }
 823
 824 void
 825 ExportVideoDialog::fps_checkbox_toggled ()
 826 {
 827         fps_combo.set_sensitive(fps_checkbox.get_active());
 828 }
 829
 830 void
 831 ExportVideoDialog::aspect_checkbox_toggled ()
 832 {
 833         aspect_combo.set_sensitive(aspect_checkbox.get_active());
 834 }
 835
 836 void
 837 ExportVideoDialog::video_codec_combo_changed ()
 838 {
 839         if ((  video_codec_combo.get_active_text() == "mpeg4"
 840              ||video_codec_combo.get_active_text() == "mpeg2video"
 841                         ) && !(
 842                preset_combo.get_active_text() == "dvd-PAL"
 843              ||preset_combo.get_active_text() == "dvd-NTSC"
 844            )) {
 845                 bframes_checkbox.set_sensitive(true);
 846                 optimizations_checkbox.set_sensitive(true);
 847                 if (video_codec_combo.get_active_text() == "mpeg2video") {
 848                         optimizations_label.set_text("-mbd rd -trellis 2 -cmp 2 -subcmp 2"); // mpeg2
 849                 } else if (video_codec_combo.get_active_text() == "mpeg4") {
 850                         optimizations_label.set_text("-mbd rd -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2 -g 300"); // mpeg4
 851                 } else {
 852                         optimizations_label.set_text("-mbd 2 -cmp 2 -subcmp 2 -trellis 2 -flags +aic+mv0+mv4 -g 160"); // flv
 853                 }
 854         } else {
 855                 bframes_checkbox.set_sensitive(false);
 856                 bframes_checkbox.set_active(false);
 857                 optimizations_checkbox.set_sensitive(false);
 858                 optimizations_checkbox.set_active(false);
 859                 optimizations_label.set_text("-");
 860         }
 861 }
 862
 863 void
 864 ExportVideoDialog::preset_combo_changed ()
 865 {
 866         std::string p = preset_combo.get_active_text();
 867         scale_checkbox.set_sensitive(true);
 868
 869         if (p == "flv") {
 870                 change_file_extension(".flv");
 871                 audio_codec_combo.set_active(1);
 872                 video_codec_combo.set_active(0);
 873                 audio_bitrate_combo.set_active(1);
 874                 video_bitrate_combo.set_active(1);
 875                 audio_samplerate_combo.set_active(1);
 876         }
 877         else if (p == "you-tube") {
 878                 change_file_extension(".avi");
 879                 audio_codec_combo.set_active(2);
 880                 video_codec_combo.set_active(5);
 881                 audio_bitrate_combo.set_active(1);
 882                 video_bitrate_combo.set_active(2);
 883                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
 884                         audio_samplerate_combo.set_active(2);
 885                 } else {
 886                         audio_samplerate_combo.set_active(1);
 887                 }
 888         }
 889         else if (p == "ogg") {
 890                 change_file_extension(".ogv");
 891                 audio_codec_combo.set_active(3);
 892                 video_codec_combo.set_active(1);
 893                 audio_bitrate_combo.set_active(2);
 894                 video_bitrate_combo.set_active(2);
 895                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
 896                         audio_samplerate_combo.set_active(2);
 897                 } else {
 898                         audio_samplerate_combo.set_active(1);
 899                 }
 900         }
 901         else if (p == "dvd-mp2") {
 902                 change_file_extension(".mpg");
 903                 audio_codec_combo.set_active(4);
 904                 video_codec_combo.set_active(3);
 905                 audio_bitrate_combo.set_active(3);
 906                 video_bitrate_combo.set_active(3);
 907                 audio_samplerate_combo.set_active(2);
 908         }
 909         else if (p == "dvd-NTSC" || p == "dvd-PAL") {
 910                 change_file_extension(".mpg");
 911                 audio_codec_combo.set_active(5);
 912                 video_codec_combo.set_active(3);
 913                 audio_bitrate_combo.set_active(3);
 914                 video_bitrate_combo.set_active(3);
 915                 audio_samplerate_combo.set_active(2);
 916
 917                 scale_checkbox.set_active(false);
 918                 scale_checkbox.set_sensitive(false);
 919         }
 920         else if (p == "mpeg4") {
 921                 change_file_extension(".mp4");
 922                 audio_codec_combo.set_active(0);
 923                 video_codec_combo.set_active(4);
 924                 audio_bitrate_combo.set_active(3);
 925                 video_bitrate_combo.set_active(3);
 926                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
 927                         audio_samplerate_combo.set_active(2);
 928                 } else {
 929                         audio_samplerate_combo.set_active(1);
 930                 }
 931         }
 932
 933         if (p == "none") {
 934                 audio_codec_combo.set_sensitive(true);
 935                 video_codec_combo.set_sensitive(true);
 936                 audio_bitrate_combo.set_sensitive(true);
 937                 video_bitrate_combo.set_sensitive(true);
 938                 audio_samplerate_combo.set_sensitive(true);
 939         } else {
 940                 audio_codec_combo.set_sensitive(false);
 941                 video_codec_combo.set_sensitive(false);
 942                 audio_bitrate_combo.set_sensitive(false);
 943                 video_bitrate_combo.set_sensitive(false);
 944                 audio_samplerate_combo.set_sensitive(false);
 945         }
 946
 947         Gtk::Table *t = (Gtk::Table*) preset_combo.get_parent();
 948         Gtk::Table_Helpers::TableList c = t->children();
 949         Gtk::Table_Helpers::TableList::iterator it;
 950         if (p == "dvd-PAL" || p == "dvd-NTSC") {
 951                 for (it = c.begin(); it != c.end(); ++it) {
 952                         int row = it->get_top_attach();
 953                         if (row == 2 || row == 3 || row== 5 || row== 6 || row == 9) {
 954                                 it->get_widget()->hide();
 955                         }
 956                 }
 957         } else {
 958                 for (it = c.begin(); it != c.end(); ++it) {
 959                         int row = it->get_top_attach();
 960                         if (row == 2 || row == 3 || row== 5 || row== 6 || row == 9) {
 961                                 it->get_widget()->show();
 962                         }
 963                 }
 964         }
 965
 966         video_codec_combo_changed();
 967 }
 968
 969 void
 970 ExportVideoDialog::open_outfn_dialog ()
 971 {
 972         Gtk::FileChooserDialog dialog(_("Save Exported Video File"), Gtk::FILE_CHOOSER_ACTION_SAVE);
 973         dialog.set_filename (outfn_path_entry.get_text());
 974
 975         dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
 976         dialog.add_button(Gtk::Stock::OK, Gtk::RESPONSE_OK);
 977
 978         int result = dialog.run();
 979
 980         if (result == Gtk::RESPONSE_OK) {
 981                 std::string filename = dialog.get_filename();
 982
 983                 if (filename.length()) {
 984                         outfn_path_entry.set_text (filename);
 985                 }
 986         }
 987 }
 988
 989 void
 990 ExportVideoDialog::open_invid_dialog ()
 991 {
 992         Gtk::FileChooserDialog dialog(_("Save Exported Video File"), Gtk::FILE_CHOOSER_ACTION_SAVE);
 993         dialog.set_filename (invid_path_entry.get_text());
 994
 995         dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
 996         dialog.add_button(Gtk::Stock::OK, Gtk::RESPONSE_OK);
 997
 998         int result = dialog.run();
 999
1000         if (result == Gtk::RESPONSE_OK) {
1001                 std::string filename = dialog.get_filename();
1002
1003                 if (filename.length()) {
1004                         invid_path_entry.set_text (filename);
1005                 }
1006         }
1007 }