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