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 <glib/gstdio.h>
  34
  35 #include "pbd/error.h"
  36 #include "pbd/convert.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 "utils.h"
  56 #include "opts.h"
  57 #include "export_video_dialog.h"
  58 #include "utils_videotl.h"
  59 #include "i18n.h"
  60
  61 using namespace Gtk;
  62 using namespace std;
  63 using namespace PBD;
  64 using namespace ARDOUR;
  65
  66 ExportVideoDialog::ExportVideoDialog (PublicEditor& ed, Session* s)
  67         : ArdourDialog (_("Export Video File "))
  68         , editor (ed)
  69         , outfn_path_label (_("File:"), Gtk::ALIGN_LEFT)
  70         , outfn_browse_button (_("Browse"))
  71         , invid_path_label (_("Video:"), Gtk::ALIGN_LEFT)
  72         , invid_browse_button (_("Browse"))
  73         , transcode_button (_("Export"))
  74         , abort_button (_("Abort"))
  75         , scale_checkbox (_("Scale Video (W x H):"))
  76         , width_adjustment (768, 128, 1920, 1, 16, 0)
  77         , width_spinner (width_adjustment)
  78         , height_adjustment (576, 128, 1920, 1, 16, 0)
  79         , height_spinner (height_adjustment)
  80         , aspect_checkbox (_("Set Aspect Ratio:"))
  81         , normalize_checkbox (_("Normalize Audio"))
  82         , twopass_checkbox (_("2 Pass Encoding"))
  83         , optimizations_checkbox (_("Codec Optimizations:"))
  84         , optimizations_label ("-")
  85         , deinterlace_checkbox (_("Deinterlace"))
  86         , bframes_checkbox (_("Use [2] B-frames (MPEG 2 or 4 only)"))
  87         , fps_checkbox (_("Override FPS (Default is to retain FPS from the input video file):"))
  88         , meta_checkbox (_("Include Session Metadata"))
  89 #if 1 /* tentative debug mode */
  90         , debug_checkbox (_("Debug Mode: Print ffmpeg command and output to stdout."))
  91 #endif
  92 {
  93         set_session (s);
  94
  95         set_name ("ExportVideoDialog");
  96         set_modal (true);
  97         set_skip_taskbar_hint (true);
  98         set_resizable (false);
  99
 100         Gtk::Label* l;
 101         vbox = manage (new VBox);
 102         VBox* options_box = manage (new VBox);
 103         HBox* path_hbox;
 104
 105         /* check if ffmpeg can be found */
 106         transcoder = new TranscodeFfmpeg("");
 107         if (!transcoder->ffexec_ok()) {
 108                 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 widow for more information."), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 109                 l->set_line_wrap();
 110                 vbox->pack_start (*l, false, false, 8);
 111                 get_vbox()->pack_start (*vbox, false, false);
 112                 add_button (Stock::OK, RESPONSE_CANCEL);
 113                 show_all_children ();
 114                 return;
 115         }
 116         delete transcoder; transcoder = 0;
 117
 118         l = manage (new Label (_("<b>Output:</b>"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 119         l->set_use_markup ();
 120         vbox->pack_start (*l, false, false, 4);
 121
 122         path_hbox = manage (new HBox);
 123         path_hbox->pack_start (outfn_path_label, false, false, 3);
 124         path_hbox->pack_start (outfn_path_entry, true, true, 3);
 125         path_hbox->pack_start (outfn_browse_button, false, false, 3);
 126         vbox->pack_start (*path_hbox, false, false, 2);
 127
 128         l = manage (new Label (_("<b>Input:</b>"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 129         l->set_use_markup ();
 130         vbox->pack_start (*l, false, false, 4);
 131
 132         path_hbox = manage (new HBox);
 133         path_hbox->pack_start (invid_path_label, false, false, 3);
 134         path_hbox->pack_start (invid_path_entry, true, true, 3);
 135         path_hbox->pack_start (invid_browse_button, false, false, 3);
 136         vbox->pack_start (*path_hbox, false, false, 2);
 137
 138         path_hbox = manage (new HBox);
 139         l = manage (new Label (_("Audio:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 140         path_hbox->pack_start (*l, false, false, 3);
 141         l = manage (new Label (_("Master Bus"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 142         path_hbox->pack_start (*l, false, false, 2);
 143         vbox->pack_start (*path_hbox, false, false, 2);
 144
 145         insnd_combo.set_name ("PaddedButton");
 146         insnd_combo.append_text (string_compose (_("from the %1 session's start to the session's end"), PROGRAM_NAME));
 147
 148         frameoffset_t av_offset = ARDOUR_UI::instance()->video_timeline->get_offset();
 149         if (av_offset < 0 ) {
 150                 insnd_combo.append_text (_("from 00:00:00:00 to the video's end"));
 151         } else {
 152                 insnd_combo.append_text (_("from the video's start to the video's end"));
 153         }
 154         insnd_combo.set_active(0);
 155
 156         outfn_path_entry.set_width_chars(38);
 157         outfn_path_entry.set_text (_session->session_directory().export_path() + G_DIR_SEPARATOR +"export.avi");
 158
 159         XMLNode* node = _session->extra_xml (X_("Videotimeline"));
 160         if (node) {
 161                 bool filenameset = false;
 162                 if (node->property(X_("OriginalVideoFile"))) {
 163                         std::string filename = node->property(X_("OriginalVideoFile"))->value();
 164                         if (Glib::file_test(filename, Glib::FILE_TEST_EXISTS)) {
 165                                 invid_path_entry.set_text (filename);
 166                                 filenameset = true;
 167                         }
 168                 }
 169                 else if (!filenameset
 170                                 && node->property(X_("Filename"))
 171                                 && node->property(X_("LocalFile"))
 172                                 && node->property(X_("LocalFile"))->value() == X_("1")
 173                                 ) {
 174                         std::string filename = node->property(X_("Filename"))->value();
 175                         if (filename.at(0) != G_DIR_SEPARATOR) {
 176                                 filename = Glib::build_filename (_session->session_directory().video_path(), filename);
 177                         }
 178                         if (Glib::file_test(filename, Glib::FILE_TEST_EXISTS)) {
 179                                 invid_path_entry.set_text (filename);
 180                                 filenameset = true;
 181                         }
 182                 }
 183         }
 184
 185         l = manage (new Label (_("<b>Settings:</b>"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 186         l->set_use_markup ();
 187         options_box->pack_start (*l, false, true, 4);
 188
 189         Table* t = manage (new Table (4, 12));
 190         t->set_spacings (4);
 191         int ty = 0;
 192         options_box->pack_start (*t, true, true, 4);
 193         l = manage (new Label (_("Range:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 194         t->attach (*l, 0, 1, ty, ty+1);
 195         t->attach (insnd_combo, 1, 4, ty, ty+1); ty++;
 196         l = manage (new Label (_("Preset:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 197         t->attach (*l, 0, 1, ty, ty+1);
 198         t->attach (preset_combo, 1, 4, ty, ty+1); ty++;
 199         l = manage (new Label (_("Video Codec:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 200         t->attach (*l, 0, 1, ty, ty+1);
 201         t->attach (video_codec_combo, 1, 2, ty, ty+1);
 202         l = manage (new Label (_("Video KBit/s:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 203         t->attach (*l, 2, 3, ty, ty+1);
 204         t->attach (video_bitrate_combo, 3, 4, ty, ty+1); ty++;
 205         l = manage (new Label (_("Audio Codec:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 206         t->attach (*l, 0, 1, ty, ty+1);
 207         t->attach (audio_codec_combo, 1, 2, ty, ty+1);
 208         l = manage (new Label (_("Audio KBit/s:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 209         t->attach (*l, 2, 3, ty, ty+1);
 210         t->attach (audio_bitrate_combo, 3, 4, ty, ty+1); ty++;
 211         l = manage (new Label (_("Audio Samplerate:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 212         t->attach (*l, 0, 1, ty, ty+1);
 213         t->attach (audio_samplerate_combo, 1, 2, ty, ty+1);
 214         t->attach (normalize_checkbox, 2, 4, ty, ty+1); ty++;
 215         t->attach (scale_checkbox, 0, 2, ty, ty+1);
 216         t->attach (width_spinner, 2, 3, ty, ty+1);
 217         t->attach (height_spinner, 3, 4, ty, ty+1); ty++;
 218         t->attach (fps_checkbox, 0, 3, ty, ty+1);
 219         t->attach (fps_combo, 3, 4, ty, ty+1); ty++;
 220         t->attach (twopass_checkbox, 0, 2, ty, ty+1);
 221         t->attach (aspect_checkbox, 2, 3, ty, ty+1);
 222         t->attach (aspect_combo, 3, 4, ty, ty+1); ty++;
 223         t->attach (bframes_checkbox, 0, 2, ty, ty+1);
 224         t->attach (deinterlace_checkbox, 2, 4, ty, ty+1); ty++;
 225         t->attach (meta_checkbox, 2, 4, ty, ty+1); ty++;
 226         t->attach (optimizations_checkbox, 0, 1, ty, ty+1);
 227         t->attach (optimizations_label, 1, 4, ty, ty+1); ty++;
 228 #if 1 /* tentative debug mode */
 229         t->attach (debug_checkbox, 0, 4, ty, ty+1); ty++;
 230 #endif
 231
 232         preset_combo.set_name ("PaddedButton");
 233         preset_combo.append_text("none");
 234         preset_combo.append_text("dvd-mp2");
 235         preset_combo.append_text("dvd-NTSC");
 236         preset_combo.append_text("dvd-PAL");
 237         preset_combo.append_text("flv");
 238         preset_combo.append_text("mpeg4");
 239         preset_combo.append_text("ogg");
 240         preset_combo.append_text("you-tube");
 241         preset_combo.set_active(0);
 242
 243         audio_codec_combo.set_name ("PaddedButton");
 244         audio_codec_combo.append_text("ac3");
 245         audio_codec_combo.append_text("aac");
 246         audio_codec_combo.append_text("libmp3lame");
 247         audio_codec_combo.append_text("libvorbis");
 248         audio_codec_combo.append_text("mp2");
 249         audio_codec_combo.append_text("pcm_s16le");
 250         audio_codec_combo.set_active(2);
 251
 252         video_codec_combo.set_name ("PaddedButton");
 253         video_codec_combo.append_text("flv");
 254         video_codec_combo.append_text("libtheora");
 255         video_codec_combo.append_text("mjpeg");
 256         video_codec_combo.append_text("mpeg2video");
 257         video_codec_combo.append_text("mpeg4");
 258         video_codec_combo.append_text("x264 (baseline)");
 259         video_codec_combo.append_text("x264 (hq)");
 260         video_codec_combo.append_text("vpx (webm)");
 261         video_codec_combo.append_text("copy");
 262         video_codec_combo.set_active(4);
 263
 264         audio_bitrate_combo.set_name ("PaddedButton");
 265         audio_bitrate_combo.append_text("64k");
 266         audio_bitrate_combo.append_text("128k");
 267         audio_bitrate_combo.append_text("192k");
 268         audio_bitrate_combo.append_text("256k");
 269         audio_bitrate_combo.append_text("320k");
 270         audio_bitrate_combo.set_active(2);
 271
 272         audio_samplerate_combo.set_name ("PaddedButton");
 273         audio_samplerate_combo.append_text("22050");
 274         audio_samplerate_combo.append_text("44100");
 275         audio_samplerate_combo.append_text("48000");
 276         audio_samplerate_combo.set_active(2);
 277
 278         video_bitrate_combo.set_name ("PaddedButton");
 279         video_bitrate_combo.append_text("200k");
 280         video_bitrate_combo.append_text("800k");
 281         video_bitrate_combo.append_text("2000k");
 282         video_bitrate_combo.append_text("5000k");
 283         video_bitrate_combo.append_text("8000k");
 284         video_bitrate_combo.append_text("retain");
 285         video_bitrate_combo.set_active(3);
 286
 287         fps_combo.set_name ("PaddedButton");
 288         fps_combo.append_text("23.976");
 289         fps_combo.append_text("24");
 290         fps_combo.append_text("24.976");
 291         fps_combo.append_text("25");
 292         fps_combo.append_text("29.97");
 293         fps_combo.append_text("30");
 294         fps_combo.append_text("59.94");
 295         fps_combo.append_text("60");
 296         float tcfps = _session->timecode_frames_per_second();
 297         if      (fabs(tcfps - 23.976) < 0.01) { fps_combo.set_active(0); }
 298         else if (fabs(tcfps - 24.0  ) < 0.01) { fps_combo.set_active(1); }
 299         else if (fabs(tcfps - 24.976) < 0.01) { fps_combo.set_active(2); }
 300         else if (fabs(tcfps - 25.0  ) < 0.01) { fps_combo.set_active(3); }
 301         else if (fabs(tcfps - 29.97 ) < 0.01) { fps_combo.set_active(4); }
 302         else if (fabs(tcfps - 30.0  ) < 0.01) { fps_combo.set_active(5); }
 303         else if (fabs(tcfps - 59.94 ) < 0.01) { fps_combo.set_active(6); }
 304         else if (fabs(tcfps - 60.0  ) < 0.01) { fps_combo.set_active(7); }
 305         else { fps_combo.set_active(5); }
 306
 307         aspect_combo.set_name ("PaddedButton");
 308         aspect_combo.append_text("4:3");
 309         aspect_combo.append_text("16:9");
 310         aspect_combo.set_active(1);
 311
 312         optimizations_checkbox.set_sensitive(false);
 313         scale_checkbox_toggled();
 314         aspect_checkbox_toggled();
 315         fps_checkbox_toggled();
 316         video_codec_combo_changed();
 317
 318         vbox->pack_start (*options_box, false, true, 4);
 319         get_vbox()->set_spacing (4);
 320         get_vbox()->pack_start (*vbox, false, false);
 321
 322         progress_box = manage (new VBox);
 323         progress_box->pack_start (pbar, false, false);
 324         progress_box->pack_start (abort_button, false, false);
 325         get_vbox()->pack_start (*progress_box, false, false);
 326
 327         scale_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::scale_checkbox_toggled));
 328         aspect_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::aspect_checkbox_toggled));
 329         fps_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::fps_checkbox_toggled));
 330         preset_combo.signal_changed().connect (sigc::mem_fun (*this, &ExportVideoDialog::preset_combo_changed));
 331         video_codec_combo.signal_changed().connect (sigc::mem_fun (*this, &ExportVideoDialog::video_codec_combo_changed));
 332         outfn_browse_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::open_outfn_dialog));
 333         invid_browse_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::open_invid_dialog));
 334         transcode_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::launch_export));
 335         abort_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::abort_clicked));
 336
 337         cancel_button = add_button (Stock::CANCEL, RESPONSE_CANCEL);
 338         get_action_area()->pack_start (transcode_button, false, false);
 339         show_all_children ();
 340         progress_box->hide();
 341 }
 342
 343 ExportVideoDialog::~ExportVideoDialog ()
 344 {
 345         if (transcoder) { delete transcoder; transcoder = 0;}
 346 }
 347
 348 void
 349 ExportVideoDialog::on_show ()
 350 {
 351         Dialog::on_show ();
 352 }
 353
 354 void
 355 ExportVideoDialog::abort_clicked ()
 356 {
 357         aborted = true;
 358         if (transcoder) {
 359                 transcoder->cancel();
 360         }
 361 }
 362
 363 void
 364 ExportVideoDialog::update_progress (framecnt_t c, framecnt_t a)
 365 {
 366         if (a == 0 || c > a) {
 367                 pbar.set_pulse_step(.1);
 368                 pbar.pulse();
 369         } else {
 370                 double progress = (double)c / (double) a;
 371                 progress = progress / ((twopass ? 2.0 : 1.0) + (normalize ? 2.0 : 1.0));
 372                 if (normalize && twopass) progress += (firstpass ? .5 : .75);
 373                 else if (normalize) progress += 2.0/3.0;
 374                 else if (twopass) progress += (firstpass ? 1.0/3.0 : 2.0/3.0);
 375                 else progress += .5;
 376
 377                 pbar.set_fraction (progress);
 378         }
 379 }
 380
 381
 382 gint
 383 ExportVideoDialog::audio_progress_display ()
 384 {
 385         std::string status_text;
 386         double progress = 0.0;
 387                 if (status->normalizing) {
 388                         pbar.set_text (_("Normalizing audio"));
 389                         progress = ((float) status->current_normalize_cycle) / status->total_normalize_cycles;
 390                         progress = progress / (twopass ? 4.0 : 3.0) + (twopass ? .25 : 1.0/3.0);
 391                 } else {
 392                         pbar.set_text (_("Exporting audio"));
 393                         progress = ((float) status->processed_frames_current_timespan) / status->total_frames_current_timespan;
 394                         progress = progress / ((twopass ? 2.0 : 1.0) + (normalize ? 2.0 : 1.0));
 395                 }
 396                 if (progress < previous_progress) {
 397                         // Work around gtk bug
 398                         pbar.hide();
 399                         pbar.show();
 400                 }
 401                 previous_progress = progress;
 402                 pbar.set_fraction (progress);
 403         return TRUE;
 404 }
 405
 406 void
 407 ExportVideoDialog::finished ()
 408 {
 409         if (aborted) {
 410                 ::g_unlink(outfn_path_entry.get_text().c_str());
 411                 ::g_unlink (insnd.c_str());
 412                 Gtk::Dialog::response(RESPONSE_CANCEL);
 413         } else if (twopass && firstpass) {
 414                 firstpass = false;
 415                 if (transcoder) { delete transcoder; transcoder = 0;}
 416                 encode_pass(2);
 417         } else {
 418                 if (twopass_checkbox.get_active()) {
 419                         std::string outfn = outfn_path_entry.get_text();
 420                         std::string p2log = Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 421                         ::g_unlink (p2log.c_str());
 422                 }
 423                 ::g_unlink (insnd.c_str());
 424                 Gtk::Dialog::response(RESPONSE_ACCEPT);
 425         }
 426 }
 427
 428 void
 429 ExportVideoDialog::launch_export ()
 430 {
 431         std::string outfn = outfn_path_entry.get_text();
 432         if (!confirm_video_outfn(outfn)) { return; }
 433
 434         vbox->hide();
 435         cancel_button->hide();
 436         transcode_button.hide();
 437         pbar.set_size_request(300,-1);
 438         pbar.set_text(_("Exporting Audio..."));
 439         progress_box->show();
 440         aborted = false;
 441         twopass = twopass_checkbox.get_active();
 442         firstpass = true;
 443         normalize = normalize_checkbox.get_active();
 444
 445         /* export audio track */
 446         ExportTimespanPtr tsp = _session->get_export_handler()->add_timespan();
 447         boost::shared_ptr<ExportChannelConfiguration> ccp = _session->get_export_handler()->add_channel_config();
 448         boost::shared_ptr<ARDOUR::ExportFilename> fnp = _session->get_export_handler()->add_filename();
 449         boost::shared_ptr<AudioGrapher::BroadcastInfo> b;
 450         XMLTree tree;
 451         std::string vtl_samplerate = audio_samplerate_combo.get_active_text();
 452         std::string vtl_normalize = normalize ? "true" : "false";
 453         tree.read_buffer(std::string(
 454 "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
 455 "<ExportFormatSpecification name=\"VTL-WAV-16\" id=\"3094591e-ccb9-4385-a93f-c9955ffeb1f0\">"
 456 "  <Encoding id=\"F_WAV\" type=\"T_Sndfile\" extension=\"wav\" name=\"WAV\" has-sample-format=\"true\" channel-limit=\"256\"/>"
 457 "  <SampleRate rate=\""+ vtl_samplerate +"\"/>"
 458 "  <SRCQuality quality=\"SRC_SincBest\"/>"
 459 "  <EncodingOptions>"
 460 "    <Option name=\"sample-format\" value=\"SF_16\"/>"
 461 "    <Option name=\"dithering\" value=\"D_None\"/>"
 462 "    <Option name=\"tag-metadata\" value=\"true\"/>"
 463 "    <Option name=\"tag-support\" value=\"false\"/>"
 464 "    <Option name=\"broadcast-info\" value=\"false\"/>"
 465 "  </EncodingOptions>"
 466 "  <Processing>"
 467 "    <Normalize enabled=\""+ vtl_normalize +"\" target=\"0\"/>"
 468 "    <Silence>"
 469 "      <Start>"
 470 "        <Trim enabled=\"false\"/>"
 471 "        <Add enabled=\"false\">"
 472 "          <Duration format=\"Timecode\" hours=\"0\" minutes=\"0\" seconds=\"0\" frames=\"0\"/>"
 473 "        </Add>"
 474 "      </Start>"
 475 "      <End>"
 476 "        <Trim enabled=\"false\"/>"
 477 "        <Add enabled=\"false\">"
 478 "          <Duration format=\"Timecode\" hours=\"0\" minutes=\"0\" seconds=\"0\" frames=\"0\"/>"
 479 "        </Add>"
 480 "      </End>"
 481 "    </Silence>"
 482 "  </Processing>"
 483 "</ExportFormatSpecification>"
 484 ));
 485         boost::shared_ptr<ExportFormatSpecification> fmp = _session->get_export_handler()->add_format(*tree.root());
 486
 487         /* set up range */
 488         framepos_t start, end;
 489         start = end = 0;
 490         if (insnd_combo.get_active_row_number() == 1) {
 491                 transcoder = new TranscodeFfmpeg(invid_path_entry.get_text());
 492                 if (transcoder->probe_ok() && transcoder->get_fps() > 0) {
 493                         end = transcoder->get_duration() * _session->nominal_frame_rate() / transcoder->get_fps();
 494                 } else {
 495                         warning << _("Export Video: Cannot query duration of video-file, using duration from timeline instead.") << endmsg;
 496                         end = ARDOUR_UI::instance()->video_timeline->get_duration();
 497                 }
 498                 if (transcoder) {delete transcoder; transcoder = 0;}
 499
 500                 frameoffset_t av_offset = ARDOUR_UI::instance()->video_timeline->get_offset();
 501 #if 0 /* DEBUG */
 502                 printf("audio-range -- AV offset: %lld\n", av_offset);
 503 #endif
 504                 if (av_offset > 0) {
 505                         start = av_offset;
 506                 }
 507                 end += av_offset;
 508         }
 509         if (end <= 0) {
 510                 start = _session->current_start_frame();
 511                 end   = _session->current_end_frame();
 512         }
 513 #if 0 /* DEBUG */
 514         printf("audio export-range %lld -> %lld\n", start, end);
 515 #endif
 516
 517         tsp->set_range (start, end);
 518         tsp->set_name ("mysession");
 519         tsp->set_range_id ("session");
 520
 521         /* add master outs as default */
 522         IO* master_out = _session->master_out()->output().get();
 523         if (!master_out) {
 524                 warning << _("Export Video: No Master Out Ports to Connect for Audio Export") << endmsg;
 525                 Gtk::Dialog::response(RESPONSE_CANCEL);
 526                 return;
 527         }
 528         for (uint32_t n = 0; n < master_out->n_ports().n_audio(); ++n) {
 529                 PortExportChannel * channel = new PortExportChannel ();
 530                 channel->add_port (master_out->audio (n));
 531                 ExportChannelPtr chan_ptr (channel);
 532                 ccp->register_channel (chan_ptr);
 533         }
 534
 535         /* outfile */
 536         fnp->set_timespan(tsp);
 537         fnp->set_label("vtl");
 538         fnp->include_label = true;
 539         insnd = fnp->get_path(fmp);
 540
 541         /* do sound export */
 542         _session->get_export_handler()->add_export_config (tsp, ccp, fmp, fnp, b);
 543         _session->get_export_handler()->do_export();
 544         status = _session->get_export_status ();
 545
 546         audio_progress_connection = Glib::signal_timeout().connect (sigc::mem_fun(*this, &ExportVideoDialog::audio_progress_display), 100);
 547         previous_progress = 0.0;
 548         while (status->running) {
 549                 if (aborted) { status->abort(); }
 550                 if (gtk_events_pending()) {
 551                         gtk_main_iteration ();
 552                 } else {
 553                         usleep (10000);
 554                 }
 555         }
 556         audio_progress_connection.disconnect();
 557         status->finish ();
 558         if (status->aborted()) {
 559                 ::g_unlink (insnd.c_str());
 560                 Gtk::Dialog::response(RESPONSE_CANCEL);
 561                 return;
 562         }
 563         pbar.set_text (_("Encoding Video..."));
 564         encode_pass(1);
 565 }
 566
 567 void
 568 ExportVideoDialog::encode_pass (int pass)
 569 {
 570         std::string outfn = outfn_path_entry.get_text();
 571         std::string invid = invid_path_entry.get_text();
 572
 573         transcoder = new TranscodeFfmpeg(invid);
 574         if (!transcoder->ffexec_ok()) {
 575                 /* ffmpeg binary was not found. TranscodeFfmpeg prints a warning */
 576                 ::g_unlink (insnd.c_str());
 577                 Gtk::Dialog::response(RESPONSE_CANCEL);
 578                 return;
 579         }
 580         if (!transcoder->probe_ok()) {
 581                 /* video input file can not be read */
 582                 warning << _("Export Video: Video input file cannot be read.") << endmsg;
 583           ::g_unlink (insnd.c_str());
 584           Gtk::Dialog::response(RESPONSE_CANCEL);
 585           return;
 586         }
 587
 588         std::string preset = preset_combo.get_active_text();
 589         TranscodeFfmpeg::FFSettings ffs ; /* = transcoder->default_encoder_settings(); */
 590         ffs.clear();
 591
 592         if (fps_checkbox.get_active()) {
 593           ffs["-r"] = fps_combo.get_active_text();
 594         }
 595
 596         if (scale_checkbox.get_active()) {
 597                 ffs["-s"] = string_compose("%1x%2", width_spinner.get_value(), height_spinner.get_value());
 598         }
 599         ffs["-vcodec"] = video_codec_combo.get_active_text();
 600         ffs["-acodec"] = audio_codec_combo.get_active_text();
 601
 602         if (video_bitrate_combo.get_active_text() == "retain" ) {
 603                 ffs["-qscale"]  = "0";
 604         } else {
 605                 ffs["-b:v"]  = video_bitrate_combo.get_active_text();
 606         }
 607         ffs["-b:a"] = audio_bitrate_combo.get_active_text();
 608
 609         if (audio_codec_combo.get_active_text() == "aac" ) {
 610                 ffs["-strict"] = "-2";
 611         }
 612
 613         if (video_codec_combo.get_active_text() == "x264 (hq)" ) {
 614                 ffs["-vcodec"] = "libx264";
 615                 ffs["-vprofile"] = "high";
 616         }
 617         else if (video_codec_combo.get_active_text() == "x264 (baseline)" ) {
 618                 ffs["-vcodec"] = "libx264";
 619                 ffs["-vpre"] = "baseline";
 620         }
 621         else if (video_codec_combo.get_active_text() == "vpx (webm)" ) {
 622                 ffs["-vcodec"] = "libvpx";
 623                 ffs["-g"] = "120";
 624                 ffs["-qmin"] = "11";
 625                 ffs["-qmax"] = "51";
 626         }
 627
 628         if (optimizations_checkbox.get_active()) {
 629           if (video_codec_combo.get_active_text() == "mpeg2video") {
 630                         ffs["-mbd"] = "rd";
 631                         ffs["-trellis"] = "2";
 632                         ffs["-cmp"] = "2";
 633                         ffs["-subcmp"] = "2";
 634                 }
 635                 else if (video_codec_combo.get_active_text() == "mpeg4") {
 636                         ffs["-mbd"] = "rd";
 637                         ffs["-flags"] = "+mv4+aic";
 638                         ffs["-trellis"] = "2";
 639                         ffs["-cmp"] = "2";
 640                         ffs["-subcmp"] = "2";
 641                         ffs["-g"] = "300";
 642                 }
 643                 else if (video_codec_combo.get_active_text() == "flv") {
 644                         ffs["-mbd"] = "2";
 645                         ffs["-cmp"] = "2";
 646                         ffs["-subcmp"] = "2";
 647                         ffs["-trellis"] = "2";
 648                         ffs["-flags"] = "+aic+mv0+mv4";
 649                         ffs["-g"] = "160";
 650                 }
 651         }
 652
 653         if (bframes_checkbox.get_active() && (
 654                    video_codec_combo.get_active_text() == "mpeg2video"
 655                 || video_codec_combo.get_active_text() == "mpeg4"
 656                 )) {
 657                 ffs["-bf"] = "2";
 658         }
 659
 660         if (preset == "dvd-PAL") {
 661                 ffs.clear(); /* ignore all prev settings */
 662                 ffs["-target"] = "pal-dvd";
 663                 ffs["-aspect"] = "4:3"; /* required for DVD - may be overridden below */
 664         }
 665         else if (preset == "dvd-NTSC") {
 666                 ffs.clear(); /* ignore all prev settings */
 667                 ffs["-target"] = "ntsc-dvd";
 668                 ffs["-aspect"] = "4:3"; /* required for DVD - may be overridden below */
 669         }
 670
 671         if (aspect_checkbox.get_active()) {
 672                 ffs["-aspect"] = aspect_combo.get_active_text();
 673         }
 674         if (deinterlace_checkbox.get_active()) {
 675                 ffs["-deinterlace"] = "-y"; // we use '-y' as dummy parameter for non key/value options
 676         }
 677
 678         bool map = true;
 679         if (pass == 1 && twopass) {
 680                 pbar.set_text (_("Encoding Video.. Pass 1/2"));
 681                 map = false;
 682                 ffs["-pass"] = "1";
 683                 ffs["-an"] = "-y";
 684                 ffs["-passlogfile"] =  Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 685                 ffs["-f"] = get_file_extension(invid).empty()?"mov":get_file_extension(invid);
 686 #ifdef _OS_WIN32
 687                 outfn = "NUL";
 688 #else
 689                 outfn = "/dev/null";
 690 #endif
 691         } else if (pass == 2) {
 692                 pbar.set_text (_("Encoding Video.. Pass 2/2"));
 693                 ffs["-pass"] = "2";
 694                 ffs["-passlogfile"] =  Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 695         }
 696
 697         frameoffset_t av_offset = ARDOUR_UI::instance()->video_timeline->get_offset();
 698         double duration_s  = 0;
 699
 700         if (insnd_combo.get_active_row_number() == 0) {
 701                 framecnt_t duration_f = _session->current_end_frame() - _session->current_start_frame();
 702                 duration_s = (double)duration_f / (double)_session->nominal_frame_rate();
 703         } else {
 704                 framecnt_t duration_f = ARDOUR_UI::instance()->video_timeline->get_duration();
 705                 if (av_offset < 0 ) {
 706                         duration_f += av_offset;
 707                 }
 708                 duration_s = (double)duration_f / (double)_session->nominal_frame_rate();
 709         }
 710
 711         std::ostringstream osstream; osstream << duration_s;
 712         ffs["-t"] = osstream.str();
 713         if (fps_checkbox.get_active()) {
 714                 transcoder->set_duration(duration_s * atof(fps_combo.get_active_text()));
 715         } else {
 716                 transcoder->set_duration(duration_s * transcoder->get_fps());
 717         }
 718
 719         if (insnd_combo.get_active_row_number() == 0) {
 720                 const framepos_t start = _session->current_start_frame();
 721                 const framepos_t snend = _session->current_end_frame();
 722                 const frameoffset_t vid_duration = ARDOUR_UI::instance()->video_timeline->get_duration();
 723
 724 #if 0 /* DEBUG */
 725                 printf("AV offset: %lld Vid-len: %lld Vid-end: %lld || start:%lld || end:%lld\n",
 726                                 av_offset, vid_duration, av_offset+vid_duration, start, snend); // XXX
 727 #endif
 728
 729                 if (av_offset > start && av_offset + vid_duration < snend) {
 730                         transcoder->set_leadinout((av_offset - start) / (double)_session->nominal_frame_rate(),
 731                                 (snend - (av_offset + vid_duration)) / (double)_session->nominal_frame_rate());
 732                 } else if (av_offset > start) {
 733                         transcoder->set_leadinout((av_offset - start) / (double)_session->nominal_frame_rate(), 0);
 734                 } else if (av_offset + vid_duration < snend) {
 735                         transcoder->set_leadinout(0, (snend - (av_offset + vid_duration)) / (double)_session->nominal_frame_rate());
 736                         transcoder->set_avoffset((av_offset - start) / (double)_session->nominal_frame_rate());
 737                 } else {
 738                         transcoder->set_avoffset((av_offset - start) / (double)_session->nominal_frame_rate());
 739                 }
 740         } else if (av_offset < 0) {
 741                 /* from 00:00:00:00 to video-end */
 742                 transcoder->set_avoffset(av_offset / (double)_session->nominal_frame_rate());
 743         }
 744
 745         TranscodeFfmpeg::FFSettings meta = transcoder->default_meta_data();
 746         if (meta_checkbox.get_active()) {
 747                 ARDOUR::SessionMetadata * session_data = ARDOUR::SessionMetadata::Metadata();
 748                 if (session_data->year() > 0 ) {
 749                         std::ostringstream osstream; osstream << session_data->year();
 750                         meta["year"] = osstream.str();
 751                 }
 752                 if (session_data->track_number() > 0 ) {
 753                         std::ostringstream osstream; osstream << session_data->track_number();
 754                         meta["track"] = osstream.str();
 755                 }
 756                 if (session_data->disc_number() > 0 ) {
 757                         std::ostringstream osstream; osstream << session_data->disc_number();
 758                         meta["disc"] = osstream.str();
 759                 }
 760                 if (!session_data->title().empty())     {meta["title"] = session_data->title();}
 761                 if (!session_data->artist().empty())    {meta["author"] = session_data->artist();}
 762                 if (!session_data->album_artist().empty()) {meta["album_artist"] = session_data->album_artist();}
 763                 if (!session_data->album().empty())     {meta["album"] = session_data->album();}
 764                 if (!session_data->genre().empty())     {meta["genre"] = session_data->genre();}
 765                 if (!session_data->composer().empty())  {meta["composer"] = session_data->composer();}
 766                 if (!session_data->comment().empty())   {meta["comment"] = session_data->comment();}
 767                 if (!session_data->copyright().empty()) {meta["copyright"] = session_data->copyright();}
 768                 if (!session_data->subtitle().empty())  {meta["description"] = session_data->subtitle();}
 769         }
 770
 771 #if 1 /* tentative debug mode */
 772         if (debug_checkbox.get_active()) {
 773                 transcoder->set_debug(true);
 774         }
 775 #endif
 776
 777         transcoder->Progress.connect(*this, invalidator (*this), boost::bind (&ExportVideoDialog::update_progress , this, _1, _2), gui_context());
 778         transcoder->Finished.connect(*this, invalidator (*this), boost::bind (&ExportVideoDialog::finished, this), gui_context());
 779         if (!transcoder->encode(outfn, insnd, invid, ffs, meta, map)) {
 780                 ARDOUR_UI::instance()->popup_error(_("Transcoding failed."));
 781                 Gtk::Dialog::response(RESPONSE_CANCEL);
 782                 return;
 783         }
 784 }
 785
 786 void
 787 ExportVideoDialog::change_file_extension (std::string ext)
 788 {
 789         outfn_path_entry.set_text (
 790                 strip_file_extension(outfn_path_entry.get_text()) + ext
 791         );
 792 }
 793
 794 void
 795 ExportVideoDialog::scale_checkbox_toggled ()
 796 {
 797         width_spinner.set_sensitive(scale_checkbox.get_active());
 798         height_spinner.set_sensitive(scale_checkbox.get_active());
 799 }
 800
 801 void
 802 ExportVideoDialog::fps_checkbox_toggled ()
 803 {
 804         fps_combo.set_sensitive(fps_checkbox.get_active());
 805 }
 806
 807 void
 808 ExportVideoDialog::aspect_checkbox_toggled ()
 809 {
 810         aspect_combo.set_sensitive(aspect_checkbox.get_active());
 811 }
 812
 813 void
 814 ExportVideoDialog::video_codec_combo_changed ()
 815 {
 816         if ((  video_codec_combo.get_active_text() == "mpeg4"
 817              ||video_codec_combo.get_active_text() == "mpeg2video"
 818                         ) && !(
 819                preset_combo.get_active_text() == "dvd-PAL"
 820              ||preset_combo.get_active_text() == "dvd-NTSC"
 821            )) {
 822                 bframes_checkbox.set_sensitive(true);
 823                 optimizations_checkbox.set_sensitive(true);
 824                 if (video_codec_combo.get_active_text() == "mpeg2video") {
 825                         optimizations_label.set_text("-mbd rd -trellis 2 -cmp 2 -subcmp 2"); // mpeg2
 826                 } else if (video_codec_combo.get_active_text() == "mpeg4") {
 827                         optimizations_label.set_text("-mbd rd -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2 -g 300"); // mpeg4
 828                 } else {
 829                         optimizations_label.set_text("-mbd 2 -cmp 2 -subcmp 2 -trellis 2 -flags +aic+mv0+mv4 -g 160"); // flv
 830                 }
 831         } else {
 832                 bframes_checkbox.set_sensitive(false);
 833                 bframes_checkbox.set_active(false);
 834                 optimizations_checkbox.set_sensitive(false);
 835                 optimizations_checkbox.set_active(false);
 836                 optimizations_label.set_text("-");
 837         }
 838 }
 839
 840 void
 841 ExportVideoDialog::preset_combo_changed ()
 842 {
 843         std::string p = preset_combo.get_active_text();
 844         scale_checkbox.set_sensitive(true);
 845
 846         if (p == "flv") {
 847                 change_file_extension(".flv");
 848                 audio_codec_combo.set_active(1);
 849                 video_codec_combo.set_active(0);
 850                 audio_bitrate_combo.set_active(1);
 851                 video_bitrate_combo.set_active(1);
 852                 audio_samplerate_combo.set_active(1);
 853         }
 854         else if (p == "you-tube") {
 855                 change_file_extension(".avi");
 856                 audio_codec_combo.set_active(2);
 857                 video_codec_combo.set_active(5);
 858                 audio_bitrate_combo.set_active(1);
 859                 video_bitrate_combo.set_active(2);
 860                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
 861                         audio_samplerate_combo.set_active(2);
 862                 } else {
 863                         audio_samplerate_combo.set_active(1);
 864                 }
 865         }
 866         else if (p == "ogg") {
 867                 change_file_extension(".ogv");
 868                 audio_codec_combo.set_active(3);
 869                 video_codec_combo.set_active(1);
 870                 audio_bitrate_combo.set_active(2);
 871                 video_bitrate_combo.set_active(2);
 872                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
 873                         audio_samplerate_combo.set_active(2);
 874                 } else {
 875                         audio_samplerate_combo.set_active(1);
 876                 }
 877         }
 878         else if (p == "dvd-mp2") {
 879                 change_file_extension(".mpg");
 880                 audio_codec_combo.set_active(4);
 881                 video_codec_combo.set_active(3);
 882                 audio_bitrate_combo.set_active(3);
 883                 video_bitrate_combo.set_active(3);
 884                 audio_samplerate_combo.set_active(2);
 885         }
 886         else if (p == "dvd-NTSC" || p == "dvd-PAL") {
 887                 change_file_extension(".mpg");
 888                 audio_codec_combo.set_active(5);
 889                 video_codec_combo.set_active(3);
 890                 audio_bitrate_combo.set_active(3);
 891                 video_bitrate_combo.set_active(3);
 892                 audio_samplerate_combo.set_active(2);
 893
 894                 scale_checkbox.set_active(false);
 895                 scale_checkbox.set_sensitive(false);
 896         }
 897         else if (p == "mpeg4") {
 898                 change_file_extension(".mp4");
 899                 audio_codec_combo.set_active(0);
 900                 video_codec_combo.set_active(4);
 901                 audio_bitrate_combo.set_active(3);
 902                 video_bitrate_combo.set_active(3);
 903                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
 904                         audio_samplerate_combo.set_active(2);
 905                 } else {
 906                         audio_samplerate_combo.set_active(1);
 907                 }
 908         }
 909
 910         if (p == "none") {
 911                 audio_codec_combo.set_sensitive(true);
 912                 video_codec_combo.set_sensitive(true);
 913                 audio_bitrate_combo.set_sensitive(true);
 914                 video_bitrate_combo.set_sensitive(true);
 915                 audio_samplerate_combo.set_sensitive(true);
 916         } else {
 917                 audio_codec_combo.set_sensitive(false);
 918                 video_codec_combo.set_sensitive(false);
 919                 audio_bitrate_combo.set_sensitive(false);
 920                 video_bitrate_combo.set_sensitive(false);
 921                 audio_samplerate_combo.set_sensitive(false);
 922         }
 923
 924         Gtk::Table *t = (Gtk::Table*) preset_combo.get_parent();
 925         Gtk::Table_Helpers::TableList c = t->children();
 926         Gtk::Table_Helpers::TableList::iterator it;
 927         if (p == "dvd-PAL" || p == "dvd-NTSC") {
 928                 for (it = c.begin(); it != c.end(); ++it) {
 929                         int row = it->get_top_attach();
 930                         if (row == 2 || row == 3 || row== 5 || row== 6 || row == 9) {
 931                                 it->get_widget()->hide();
 932                         }
 933                 }
 934         } else {
 935                 for (it = c.begin(); it != c.end(); ++it) {
 936                         int row = it->get_top_attach();
 937                         if (row == 2 || row == 3 || row== 5 || row== 6 || row == 9) {
 938                                 it->get_widget()->show();
 939                         }
 940                 }
 941         }
 942
 943         video_codec_combo_changed();
 944 }
 945
 946 void
 947 ExportVideoDialog::open_outfn_dialog ()
 948 {
 949         Gtk::FileChooserDialog dialog(_("Save Exported Video File"), Gtk::FILE_CHOOSER_ACTION_SAVE);
 950         dialog.set_filename (outfn_path_entry.get_text());
 951
 952         dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
 953         dialog.add_button(Gtk::Stock::OK, Gtk::RESPONSE_OK);
 954
 955         int result = dialog.run();
 956
 957         if (result == Gtk::RESPONSE_OK) {
 958                 std::string filename = dialog.get_filename();
 959
 960                 if (filename.length()) {
 961                         outfn_path_entry.set_text (filename);
 962                 }
 963         }
 964 }
 965
 966 void
 967 ExportVideoDialog::open_invid_dialog ()
 968 {
 969         Gtk::FileChooserDialog dialog(_("Save Exported Video File"), Gtk::FILE_CHOOSER_ACTION_SAVE);
 970         dialog.set_filename (invid_path_entry.get_text());
 971
 972         dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
 973         dialog.add_button(Gtk::Stock::OK, Gtk::RESPONSE_OK);
 974
 975         int result = dialog.run();
 976
 977         if (result == Gtk::RESPONSE_OK) {
 978                 std::string filename = dialog.get_filename();
 979
 980                 if (filename.length()) {
 981                         invid_path_entry.set_text (filename);
 982                 }
 983         }
 984 }