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 #ifdef WITH_VIDEOTIMELINE
  21
  22 #include <cstdio>
  23 #include <string>
  24 #include <sstream>
  25 #include <iomanip>
  26
  27 #include <unistd.h>
  28 #include <sys/types.h>
  29 #include <sys/stat.h>
  30 #include <fcntl.h>
  31
  32 #include <sigc++/bind.h>
  33 #include <libgen.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 (_("Enable Debug Mode: Print ffmpeg Command & Output to stdout."))
  91 #endif
  92 {
  93         set_session (s);
  94
  95         set_name ("ExportVideoDialog");
  96         set_position (Gtk::WIN_POS_MOUSE);
  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 widow 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("from ardour session-start to session-end");
 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 video-end");
 152         } else {
 153                 insnd_combo.append_text("from video-start to video-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 && node->property(X_("Filename"))) {
 162                 std::string filename = node->property(X_("Filename"))->value();
 163                 if (filename.at(0) != G_DIR_SEPARATOR) {
 164                         filename = Glib::build_filename (_session->session_directory().video_path(), filename);
 165                 }
 166                 invid_path_entry.set_text (filename);
 167         }
 168
 169         l = manage (new Label (_("<b>Settings:</b>"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 170         l->set_use_markup ();
 171         options_box->pack_start (*l, false, true, 4);
 172
 173         Table* t = manage (new Table (4, 12));
 174         t->set_spacings (4);
 175         int ty = 0;
 176         options_box->pack_start (*t, true, true, 4);
 177         l = manage (new Label (_("Range:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 178         t->attach (*l, 0, 1, ty, ty+1);
 179         t->attach (insnd_combo, 1, 4, ty, ty+1); ty++;
 180         l = manage (new Label (_("Preset:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 181         t->attach (*l, 0, 1, ty, ty+1);
 182         t->attach (preset_combo, 1, 4, ty, ty+1); ty++;
 183         l = manage (new Label (_("Video Codec:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 184         t->attach (*l, 0, 1, ty, ty+1);
 185         t->attach (video_codec_combo, 1, 2, ty, ty+1);
 186         l = manage (new Label (_("Video KBit/s:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 187         t->attach (*l, 2, 3, ty, ty+1);
 188         t->attach (video_bitrate_combo, 3, 4, ty, ty+1); ty++;
 189         l = manage (new Label (_("Audio Codec:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 190         t->attach (*l, 0, 1, ty, ty+1);
 191         t->attach (audio_codec_combo, 1, 2, ty, ty+1);
 192         l = manage (new Label (_("Audio KBit/s:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 193         t->attach (*l, 2, 3, ty, ty+1);
 194         t->attach (audio_bitrate_combo, 3, 4, ty, ty+1); ty++;
 195         l = manage (new Label (_("Audio Samplerate:"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, false));
 196         t->attach (*l, 0, 1, ty, ty+1);
 197         t->attach (audio_samplerate_combo, 1, 2, ty, ty+1);
 198         t->attach (normalize_checkbox, 2, 4, ty, ty+1); ty++;
 199         t->attach (scale_checkbox, 0, 2, ty, ty+1);
 200         t->attach (width_spinner, 2, 3, ty, ty+1);
 201         t->attach (height_spinner, 3, 4, ty, ty+1); ty++;
 202         t->attach (fps_checkbox, 0, 3, ty, ty+1);
 203         t->attach (fps_combo, 3, 4, ty, ty+1); ty++;
 204         t->attach (twopass_checkbox, 0, 2, ty, ty+1);
 205         t->attach (aspect_checkbox, 2, 3, ty, ty+1);
 206         t->attach (aspect_combo, 3, 4, ty, ty+1); ty++;
 207         t->attach (bframes_checkbox, 0, 2, ty, ty+1);
 208         t->attach (deinterlace_checkbox, 2, 4, ty, ty+1); ty++;
 209         t->attach (meta_checkbox, 2, 4, ty, ty+1); ty++;
 210         t->attach (optimizations_checkbox, 0, 1, ty, ty+1);
 211         t->attach (optimizations_label, 1, 4, ty, ty+1); ty++;
 212 #if 1 /* tentative debug mode */
 213         t->attach (debug_checkbox, 0, 4, ty, ty+1); ty++;
 214 #endif
 215
 216         preset_combo.set_name ("PaddedButton");
 217         preset_combo.append_text("none");
 218         preset_combo.append_text("dvd-mp2");
 219         preset_combo.append_text("dvd-NTSC");
 220         preset_combo.append_text("dvd-PAL");
 221         preset_combo.append_text("flv");
 222         preset_combo.append_text("mpeg4");
 223         preset_combo.append_text("ogg");
 224         preset_combo.append_text("you-tube");
 225         preset_combo.set_active(0);
 226
 227         audio_codec_combo.set_name ("PaddedButton");
 228         audio_codec_combo.append_text("ac3");
 229         audio_codec_combo.append_text("aac");
 230         audio_codec_combo.append_text("libmp3lame");
 231         audio_codec_combo.append_text("libvorbis");
 232         audio_codec_combo.append_text("mp2");
 233         audio_codec_combo.append_text("pcm_s16le");
 234         audio_codec_combo.set_active(2);
 235
 236         video_codec_combo.set_name ("PaddedButton");
 237         video_codec_combo.append_text("flv");
 238         video_codec_combo.append_text("libtheora");
 239         video_codec_combo.append_text("mjpeg");
 240         video_codec_combo.append_text("mpeg2video");
 241         video_codec_combo.append_text("mpeg4");
 242         video_codec_combo.append_text("x264 (baseline)");
 243         video_codec_combo.append_text("x264 (hq)");
 244         video_codec_combo.append_text("vpx (webm)");
 245         video_codec_combo.append_text("copy");
 246         video_codec_combo.set_active(4);
 247
 248         audio_bitrate_combo.set_name ("PaddedButton");
 249         audio_bitrate_combo.append_text("64k");
 250         audio_bitrate_combo.append_text("128k");
 251         audio_bitrate_combo.append_text("192k");
 252         audio_bitrate_combo.append_text("256k");
 253         audio_bitrate_combo.append_text("320k");
 254         audio_bitrate_combo.set_active(2);
 255
 256         audio_samplerate_combo.set_name ("PaddedButton");
 257         audio_samplerate_combo.append_text("22050");
 258         audio_samplerate_combo.append_text("44100");
 259         audio_samplerate_combo.append_text("48000");
 260         audio_samplerate_combo.set_active(2);
 261
 262         video_bitrate_combo.set_name ("PaddedButton");
 263         video_bitrate_combo.append_text("200k");
 264         video_bitrate_combo.append_text("800k");
 265         video_bitrate_combo.append_text("2000k");
 266         video_bitrate_combo.append_text("5000k");
 267         video_bitrate_combo.append_text("8000k");
 268         video_bitrate_combo.append_text("retain");
 269         video_bitrate_combo.set_active(3);
 270
 271         fps_combo.set_name ("PaddedButton");
 272         fps_combo.append_text("23.976");
 273         fps_combo.append_text("24");
 274         fps_combo.append_text("24.976");
 275         fps_combo.append_text("25");
 276         fps_combo.append_text("29.97");
 277         fps_combo.append_text("30");
 278         fps_combo.append_text("59.94");
 279         fps_combo.append_text("60");
 280         float tcfps = _session->timecode_frames_per_second();
 281         if      (fabs(tcfps - 23.976) < 0.01) { fps_combo.set_active(0); }
 282         else if (fabs(tcfps - 24.0  ) < 0.01) { fps_combo.set_active(1); }
 283         else if (fabs(tcfps - 24.976) < 0.01) { fps_combo.set_active(2); }
 284         else if (fabs(tcfps - 25.0  ) < 0.01) { fps_combo.set_active(3); }
 285         else if (fabs(tcfps - 29.97 ) < 0.01) { fps_combo.set_active(4); }
 286         else if (fabs(tcfps - 30.0  ) < 0.01) { fps_combo.set_active(5); }
 287         else if (fabs(tcfps - 59.94 ) < 0.01) { fps_combo.set_active(6); }
 288         else if (fabs(tcfps - 60.0  ) < 0.01) { fps_combo.set_active(7); }
 289         else { fps_combo.set_active(5); }
 290
 291         aspect_combo.set_name ("PaddedButton");
 292         aspect_combo.append_text("4:3");
 293         aspect_combo.append_text("16:9");
 294         aspect_combo.set_active(1);
 295
 296         optimizations_checkbox.set_sensitive(false);
 297         scale_checkbox_toggled();
 298         aspect_checkbox_toggled();
 299         fps_checkbox_toggled();
 300         video_codec_combo_changed();
 301
 302         vbox->pack_start (*options_box, false, true, 4);
 303         get_vbox()->set_spacing (4);
 304         get_vbox()->pack_start (*vbox, false, false);
 305
 306         progress_box = manage (new VBox);
 307         progress_box->pack_start (pbar, false, false);
 308         progress_box->pack_start (abort_button, false, false);
 309         get_vbox()->pack_start (*progress_box, false, false);
 310
 311         scale_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::scale_checkbox_toggled));
 312         aspect_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::aspect_checkbox_toggled));
 313         fps_checkbox.signal_toggled().connect (sigc::mem_fun (*this, &ExportVideoDialog::fps_checkbox_toggled));
 314         preset_combo.signal_changed().connect (sigc::mem_fun (*this, &ExportVideoDialog::preset_combo_changed));
 315         video_codec_combo.signal_changed().connect (sigc::mem_fun (*this, &ExportVideoDialog::video_codec_combo_changed));
 316         outfn_browse_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::open_outfn_dialog));
 317         invid_browse_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::open_invid_dialog));
 318         transcode_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::launch_export));
 319         abort_button.signal_clicked().connect (sigc::mem_fun (*this, &ExportVideoDialog::abort_clicked));
 320
 321         cancel_button = add_button (Stock::CANCEL, RESPONSE_CANCEL);
 322         get_action_area()->pack_start (transcode_button, false, false);
 323         show_all_children ();
 324         progress_box->hide();
 325 }
 326
 327 ExportVideoDialog::~ExportVideoDialog ()
 328 {
 329         if (transcoder) { delete transcoder; transcoder = 0;}
 330 }
 331
 332 void
 333 ExportVideoDialog::on_show ()
 334 {
 335         Dialog::on_show ();
 336 }
 337
 338 void
 339 ExportVideoDialog::abort_clicked ()
 340 {
 341         aborted = true;
 342         if (transcoder) {
 343                 transcoder->cancel();
 344         }
 345 }
 346
 347 void
 348 ExportVideoDialog::update_progress (framecnt_t c, framecnt_t a)
 349 {
 350         if (a == 0 || c > a) {
 351                 pbar.set_pulse_step(.1);
 352                 pbar.pulse();
 353                 return;
 354         }
 355         pbar.set_fraction ((double)c / (double) a);
 356 }
 357
 358 void
 359 ExportVideoDialog::finished ()
 360 {
 361         if (aborted) {
 362                 unlink(outfn_path_entry.get_text().c_str());
 363                 unlink (insnd.c_str());
 364                 warning << _("Video Export Failed or Was Aborted") << endmsg;
 365                 Gtk::Dialog::response(RESPONSE_CANCEL);
 366         } else if (twopass) {
 367                 twopass = false;
 368                 if (transcoder) { delete transcoder; transcoder = 0;}
 369                 encode_pass(2);
 370         } else {
 371                 if (twopass_checkbox.get_active()) {
 372                         std::string outfn = outfn_path_entry.get_text();
 373                         std::string p2log = Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 374                         unlink (p2log.c_str());
 375                 }
 376                 unlink (insnd.c_str());
 377                 Gtk::Dialog::response(RESPONSE_ACCEPT);
 378         }
 379 }
 380
 381 void
 382 ExportVideoDialog::launch_export ()
 383 {
 384         std::string outfn = outfn_path_entry.get_text();
 385         if (!confirm_video_outfn(outfn)) { return; }
 386
 387         vbox->hide();
 388         cancel_button->hide();
 389         transcode_button.hide();
 390         pbar.set_size_request(300,-1);
 391         pbar.set_text(_("Exporting Audio.."));
 392         progress_box->show();
 393         aborted = false;
 394         twopass = twopass_checkbox.get_active();
 395
 396         /* export audio track */
 397         ExportTimespanPtr tsp = _session->get_export_handler()->add_timespan();
 398         boost::shared_ptr<ExportChannelConfiguration> ccp = _session->get_export_handler()->add_channel_config();
 399         boost::shared_ptr<ARDOUR::ExportFilename> fnp = _session->get_export_handler()->add_filename();
 400         boost::shared_ptr<AudioGrapher::BroadcastInfo> b;
 401         XMLTree tree;
 402         std::string vtl_samplerate = audio_samplerate_combo.get_active_text();
 403         std::string vtl_normalize = normalize_checkbox.get_active()?"true":"false";
 404         tree.read_buffer(std::string(
 405 "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
 406 "<ExportFormatSpecification name=\"VTL-WAV-16\" id=\"3094591e-ccb9-4385-a93f-c9955ffeb1f0\">"
 407 "  <Encoding id=\"F_WAV\" type=\"T_Sndfile\" extension=\"wav\" name=\"WAV\" has-sample-format=\"true\" channel-limit=\"256\"/>"
 408 "  <SampleRate rate=\""+ vtl_samplerate +"\"/>"
 409 "  <SRCQuality quality=\"SRC_SincBest\"/>"
 410 "  <EncodingOptions>"
 411 "    <Option name=\"sample-format\" value=\"SF_16\"/>"
 412 "    <Option name=\"dithering\" value=\"D_None\"/>"
 413 "    <Option name=\"tag-metadata\" value=\"true\"/>"
 414 "    <Option name=\"tag-support\" value=\"false\"/>"
 415 "    <Option name=\"broadcast-info\" value=\"false\"/>"
 416 "  </EncodingOptions>"
 417 "  <Processing>"
 418 "    <Normalize enabled=\""+ vtl_normalize +"\" target=\"0\"/>"
 419 "    <Silence>"
 420 "      <Start>"
 421 "        <Trim enabled=\"false\"/>"
 422 "        <Add enabled=\"false\">"
 423 "          <Duration format=\"Timecode\" hours=\"0\" minutes=\"0\" seconds=\"0\" frames=\"0\"/>"
 424 "        </Add>"
 425 "      </Start>"
 426 "      <End>"
 427 "        <Trim enabled=\"false\"/>"
 428 "        <Add enabled=\"false\">"
 429 "          <Duration format=\"Timecode\" hours=\"0\" minutes=\"0\" seconds=\"0\" frames=\"0\"/>"
 430 "        </Add>"
 431 "      </End>"
 432 "    </Silence>"
 433 "  </Processing>"
 434 "</ExportFormatSpecification>"
 435 ));
 436         boost::shared_ptr<ExportFormatSpecification> fmp = _session->get_export_handler()->add_format(*tree.root());
 437
 438         /* set up range */
 439         framepos_t start, end;
 440         start = end = 0;
 441         if (insnd_combo.get_active_row_number() == 1) {
 442                 transcoder = new TranscodeFfmpeg(invid_path_entry.get_text());
 443                 if (transcoder->probe_ok() && transcoder->get_fps() > 0) {
 444                         end = transcoder->get_duration() * _session->nominal_frame_rate() / transcoder->get_fps();
 445                 } else {
 446                         warning << _("Export Video: Cannot query duration of video-file, using duration from timeline instead.") << endmsg;
 447                         end = ARDOUR_UI::instance()->video_timeline->get_duration();
 448                 }
 449                 if (transcoder) {delete transcoder; transcoder = 0;}
 450
 451                 frameoffset_t av_offset = ARDOUR_UI::instance()->video_timeline->get_offset();
 452 #if 0 /* DEBUG */
 453                 printf("audio-range -- AV offset: %lld\n", av_offset);
 454 #endif
 455                 if (av_offset > 0) {
 456                         start = av_offset;
 457                 }
 458                 end += av_offset;
 459         }
 460         if (end <= 0) {
 461                 start = _session->current_start_frame();
 462                 end   = _session->current_end_frame();
 463         }
 464 #if 0 /* DEBUG */
 465         printf("audio export-range %lld -> %lld\n", start, end);
 466 #endif
 467
 468         tsp->set_range (start, end);
 469         tsp->set_name ("mysession");
 470         tsp->set_range_id ("session");
 471
 472         /* add master outs as default */
 473         IO* master_out = _session->master_out()->output().get();
 474         if (!master_out) {
 475                 warning << _("Export Video: No Master Out Ports to Connect for Audio Export") << endmsg;
 476                 Gtk::Dialog::response(RESPONSE_CANCEL);
 477                 return;
 478         }
 479         for (uint32_t n = 0; n < master_out->n_ports().n_audio(); ++n) {
 480                 PortExportChannel * channel = new PortExportChannel ();
 481                 channel->add_port (master_out->audio (n));
 482                 ExportChannelPtr chan_ptr (channel);
 483                 ccp->register_channel (chan_ptr);
 484         }
 485
 486         /* outfile */
 487         fnp->set_timespan(tsp);
 488         fnp->set_label("vtl");
 489         fnp->include_label = true;
 490         insnd = fnp->get_path(fmp);
 491
 492         /* do sound export */
 493         _session->get_export_handler()->add_export_config (tsp, ccp, fmp, fnp, b);
 494         _session->get_export_handler()->do_export();
 495         boost::shared_ptr<ARDOUR::ExportStatus> status = _session->get_export_status ();
 496         //status->running = true;
 497
 498         float previous_progress = 0.0;
 499         while (status->running) {
 500                 if (aborted) { status->abort(); }
 501
 502                 float progress = 0.0;
 503                 if (status->normalizing) {
 504                         pbar.set_text (_("Normalizing audio"));
 505                         progress = ((float) status->current_normalize_cycle) / status->total_normalize_cycles;
 506                 } else {
 507                         pbar.set_text (_("Exporting audio"));
 508                         progress = ((float) status->processed_frames_current_timespan) / status->total_frames_current_timespan;
 509                 }
 510                 if (progress < previous_progress) {
 511                         // Work around gtk bug
 512                         pbar.hide();
 513                         pbar.show();
 514                 }
 515                 previous_progress = progress;
 516                 pbar.set_fraction (progress);
 517                 if (gtk_events_pending()) {
 518                         gtk_main_iteration ();
 519                 } else {
 520                         usleep (10000);
 521                 }
 522         }
 523         status->finish ();
 524         if (status->aborted()) {
 525                 unlink (insnd.c_str());
 526                 Gtk::Dialog::response(RESPONSE_CANCEL);
 527                 return;
 528         }
 529         pbar.set_text (_("Encoding Video.."));
 530         encode_pass(1);
 531 }
 532
 533 void
 534 ExportVideoDialog::encode_pass (int pass)
 535 {
 536         std::string outfn = outfn_path_entry.get_text();
 537         std::string invid = invid_path_entry.get_text();
 538
 539         transcoder = new TranscodeFfmpeg(invid);
 540         if (!transcoder->ffexec_ok()) {
 541                 /* ffmpeg binary was not found. TranscodeFfmpeg prints a warning */
 542                 unlink (insnd.c_str());
 543                 Gtk::Dialog::response(RESPONSE_CANCEL);
 544                 return;
 545         }
 546         if (!transcoder->probe_ok()) {
 547                 /* video input file can not be read */
 548                 warning << _("Export Video: Video input file cannot be read.") << endmsg;
 549           unlink (insnd.c_str());
 550           Gtk::Dialog::response(RESPONSE_CANCEL);
 551           return;
 552         }
 553
 554         std::string preset = preset_combo.get_active_text();
 555         FFSettings ffs ; /* = transcoder->default_encoder_settings(); */
 556         ffs.clear();
 557
 558         if (fps_checkbox.get_active()) {
 559           ffs["-r"] = fps_combo.get_active_text();
 560         }
 561
 562         if (scale_checkbox.get_active()) {
 563                 ffs["-s"] = string_compose("%1x%2", width_spinner.get_value(), height_spinner.get_value());
 564         }
 565         ffs["-vcodec"] = video_codec_combo.get_active_text();
 566         ffs["-acodec"] = audio_codec_combo.get_active_text();
 567
 568         if (video_bitrate_combo.get_active_text() == "retain" ) {
 569                 ffs["-sameq"]  = "-y"; // we use '-y' as dummy parameter for non key/value options
 570         } else {
 571                 ffs["-b:v"]  = video_bitrate_combo.get_active_text();
 572         }
 573         ffs["-b:a"] = audio_bitrate_combo.get_active_text();
 574
 575         if (audio_codec_combo.get_active_text() == "aac" ) {
 576                 ffs["-strict"] = "-2";
 577         }
 578
 579         if (video_codec_combo.get_active_text() == "x264 (hq)" ) {
 580                 ffs["-vcodec"] = "libx264";
 581                 ffs["-vprofile"] = "high";
 582         }
 583         else if (video_codec_combo.get_active_text() == "x264 (baseline)" ) {
 584                 ffs["-vcodec"] = "libx264";
 585                 ffs["-vpre"] = "baseline";
 586         }
 587         else if (video_codec_combo.get_active_text() == "vpx (webm)" ) {
 588                 ffs["-vcodec"] = "libvpx";
 589                 ffs["-g"] = "120";
 590                 ffs["-qmin"] = "11";
 591                 ffs["-qmax"] = "51";
 592         }
 593
 594         if (optimizations_checkbox.get_active()) {
 595           if (video_codec_combo.get_active_text() == "mpeg2video") {
 596                         ffs["-mbd"] = "rd";
 597                         ffs["-trellis"] = "2";
 598                         ffs["-cmp"] = "2";
 599                         ffs["-subcmp"] = "2";
 600                 }
 601                 else if (video_codec_combo.get_active_text() == "mpeg4") {
 602                         ffs["-mbd"] = "rd";
 603                         ffs["-flags"] = "+mv4+aic";
 604                         ffs["-trellis"] = "2";
 605                         ffs["-cmp"] = "2";
 606                         ffs["-subcmp"] = "2";
 607                         ffs["-g"] = "300";
 608                 }
 609                 else if (video_codec_combo.get_active_text() == "flv") {
 610                         ffs["-mbd"] = "2";
 611                         ffs["-cmp"] = "2";
 612                         ffs["-subcmp"] = "2";
 613                         ffs["-trellis"] = "2";
 614                         ffs["-flags"] = "+aic+mv0+mv4";
 615                         ffs["-g"] = "160";
 616                 }
 617         }
 618
 619         if (bframes_checkbox.get_active() && (
 620                    video_codec_combo.get_active_text() == "mpeg2video"
 621                 || video_codec_combo.get_active_text() == "mpeg4"
 622                 )) {
 623                 ffs["-bf"] = "2";
 624         }
 625
 626         if (preset == "dvd-PAL") {
 627                 ffs.clear(); /* ignore all prev settings */
 628                 ffs["-target"] = "pal-dvd";
 629                 ffs["-aspect"] = "4:3"; /* required for DVD - may be overridden below */
 630         }
 631         else if (preset == "dvd-NTSC") {
 632                 ffs.clear(); /* ignore all prev settings */
 633                 ffs["-target"] = "ntsc-dvd";
 634                 ffs["-aspect"] = "4:3"; /* required for DVD - may be overridden below */
 635         }
 636
 637         if (aspect_checkbox.get_active()) {
 638                 ffs["-aspect"] = aspect_combo.get_active_text();
 639         }
 640         if (deinterlace_checkbox.get_active()) {
 641                 ffs["-deinterlace"] = "-y"; // we use '-y' as dummy parameter for non key/value options
 642         }
 643
 644         bool map = true;
 645         if (pass == 1 && twopass) {
 646                 pbar.set_text (_("Encoding Video.. Pass 1/2"));
 647                 map = false;
 648                 ffs["-pass"] = "1";
 649                 ffs["-an"] = "-y";
 650                 ffs["-passlogfile"] =  Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 651                 ffs["-f"] = get_file_extension(invid).empty()?"mov":get_file_extension(invid);
 652 #ifdef _OS_WIN32
 653                 outfn = "NUL";
 654 #else
 655                 outfn = "/dev/null";
 656 #endif
 657         } else if (pass == 2) {
 658                 pbar.set_text (_("Encoding Video.. Pass 2/2"));
 659                 ffs["-pass"] = "2";
 660                 ffs["-passlogfile"] =  Glib::path_get_dirname (outfn) + G_DIR_SEPARATOR + "ffmpeg2pass";
 661         }
 662
 663         frameoffset_t av_offset = ARDOUR_UI::instance()->video_timeline->get_offset();
 664         double duration_s  = 0;
 665
 666         if (insnd_combo.get_active_row_number() == 0) {
 667                 framecnt_t duration_f = _session->current_end_frame() - _session->current_start_frame();
 668                 duration_s = (double)duration_f / (double)_session->nominal_frame_rate();
 669         } else {
 670                 framecnt_t duration_f = ARDOUR_UI::instance()->video_timeline->get_duration();
 671                 if (av_offset < 0 ) {
 672                         duration_f += av_offset;
 673                 }
 674                 duration_s = (double)duration_f / (double)_session->nominal_frame_rate();
 675         }
 676
 677         std::ostringstream osstream; osstream << duration_s;
 678         ffs["-t"] = osstream.str();
 679         if (fps_checkbox.get_active()) {
 680                 transcoder->set_duration(duration_s * atof(fps_combo.get_active_text()));
 681         } else {
 682                 transcoder->set_duration(duration_s * transcoder->get_fps());
 683         }
 684
 685         if (insnd_combo.get_active_row_number() == 0) {
 686                 const framepos_t start = _session->current_start_frame();
 687                 const framepos_t snend = _session->current_end_frame();
 688                 const frameoffset_t vid_duration = ARDOUR_UI::instance()->video_timeline->get_duration();
 689
 690 #if 0 /* DEBUG */
 691                 printf("AV offset: %lld Vid-len: %lld Vid-end: %lld || start:%lld || end:%lld\n",
 692                                 av_offset, vid_duration, av_offset+vid_duration, start, snend); // XXX
 693 #endif
 694
 695                 if (av_offset > start && av_offset + vid_duration < snend) {
 696                         transcoder->set_leadinout((av_offset - start) / (double)_session->nominal_frame_rate(),
 697                                 (snend - (av_offset + vid_duration)) / (double)_session->nominal_frame_rate());
 698                 } else if (av_offset > start) {
 699                         transcoder->set_leadinout((av_offset - start) / (double)_session->nominal_frame_rate(), 0);
 700                 } else if (av_offset + vid_duration < snend) {
 701                         transcoder->set_leadinout(0, (snend - (av_offset + vid_duration)) / (double)_session->nominal_frame_rate());
 702                         transcoder->set_avoffset((av_offset - start) / (double)_session->nominal_frame_rate());
 703                 } else {
 704                         transcoder->set_avoffset((av_offset - start) / (double)_session->nominal_frame_rate());
 705                 }
 706         } else if (av_offset < 0) {
 707                 /* from 00:00:00:00 to video-end */
 708                 transcoder->set_avoffset(av_offset / (double)_session->nominal_frame_rate());
 709         }
 710
 711         FFSettings meta = transcoder->default_meta_data();
 712         if (meta_checkbox.get_active()) {
 713                 ARDOUR::SessionMetadata * session_data = ARDOUR::SessionMetadata::Metadata();
 714                 if (session_data->year() > 0 ) {
 715                         std::ostringstream osstream; osstream << session_data->year();
 716                         meta["year"] = osstream.str();
 717                 }
 718                 if (session_data->track_number() > 0 ) {
 719                         std::ostringstream osstream; osstream << session_data->track_number();
 720                         meta["track"] = osstream.str();
 721                 }
 722                 if (session_data->disc_number() > 0 ) {
 723                         std::ostringstream osstream; osstream << session_data->disc_number();
 724                         meta["disc"] = osstream.str();
 725                 }
 726                 if (!session_data->title().empty())     {meta["title"] = session_data->title();}
 727                 if (!session_data->artist().empty())    {meta["author"] = session_data->artist();}
 728                 if (!session_data->album_artist().empty()) {meta["album_artist"] = session_data->album_artist();}
 729                 if (!session_data->album().empty())     {meta["album"] = session_data->album();}
 730                 if (!session_data->genre().empty())     {meta["genre"] = session_data->genre();}
 731                 if (!session_data->composer().empty())  {meta["composer"] = session_data->composer();}
 732                 if (!session_data->comment().empty())   {meta["comment"] = session_data->comment();}
 733                 if (!session_data->copyright().empty()) {meta["copyright"] = session_data->copyright();}
 734                 if (!session_data->subtitle().empty())  {meta["description"] = session_data->subtitle();}
 735         }
 736
 737 #if 1 /* tentative debug mode */
 738         if (debug_checkbox.get_active()) {
 739                 transcoder->set_debug(true);
 740         }
 741 #endif
 742
 743         transcoder->Progress.connect(*this, invalidator (*this), boost::bind (&ExportVideoDialog::update_progress , this, _1, _2), gui_context());
 744         transcoder->Finished.connect(*this, invalidator (*this), boost::bind (&ExportVideoDialog::finished, this), gui_context());
 745         if (!transcoder->encode(outfn, insnd, invid, ffs, meta, map)) {
 746                 ARDOUR_UI::instance()->popup_error(_("Transcoding failed."));
 747                 Gtk::Dialog::response(RESPONSE_CANCEL);
 748                 return;
 749         }
 750 }
 751
 752 void
 753 ExportVideoDialog::change_file_extension (std::string ext)
 754 {
 755         outfn_path_entry.set_text (
 756                 strip_file_extension(outfn_path_entry.get_text()) + ext
 757         );
 758 }
 759
 760 void
 761 ExportVideoDialog::scale_checkbox_toggled ()
 762 {
 763         width_spinner.set_sensitive(scale_checkbox.get_active());
 764         height_spinner.set_sensitive(scale_checkbox.get_active());
 765 }
 766
 767 void
 768 ExportVideoDialog::fps_checkbox_toggled ()
 769 {
 770         fps_combo.set_sensitive(fps_checkbox.get_active());
 771 }
 772
 773 void
 774 ExportVideoDialog::aspect_checkbox_toggled ()
 775 {
 776         aspect_combo.set_sensitive(aspect_checkbox.get_active());
 777 }
 778
 779 void
 780 ExportVideoDialog::video_codec_combo_changed ()
 781 {
 782         if ((  video_codec_combo.get_active_text() == "mpeg4"
 783              ||video_codec_combo.get_active_text() == "mpeg2video"
 784                         ) && !(
 785                preset_combo.get_active_text() == "dvd-PAL"
 786              ||preset_combo.get_active_text() == "dvd-NTSC"
 787            )) {
 788                 bframes_checkbox.set_sensitive(true);
 789                 optimizations_checkbox.set_sensitive(true);
 790                 if (video_codec_combo.get_active_text() == "mpeg2video") {
 791                         optimizations_label.set_text("-mbd rd -trellis 2 -cmp 2 -subcmp 2"); // mpeg2
 792                 } else if (video_codec_combo.get_active_text() == "mpeg4") {
 793                         optimizations_label.set_text("-mbd rd -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2 -g 300"); // mpeg4
 794                 } else {
 795                         optimizations_label.set_text("-mbd 2 -cmp 2 -subcmp 2 -trellis 2 -flags +aic+mv0+mv4 -g 160"); // flv
 796                 }
 797         } else {
 798                 bframes_checkbox.set_sensitive(false);
 799                 bframes_checkbox.set_active(false);
 800                 optimizations_checkbox.set_sensitive(false);
 801                 optimizations_checkbox.set_active(false);
 802                 optimizations_label.set_text("-");
 803         }
 804 }
 805
 806 void
 807 ExportVideoDialog::preset_combo_changed ()
 808 {
 809         std::string p = preset_combo.get_active_text();
 810         scale_checkbox.set_sensitive(true);
 811
 812         if (p == "flv") {
 813                 change_file_extension(".flv");
 814                 audio_codec_combo.set_active(1);
 815                 video_codec_combo.set_active(0);
 816                 audio_bitrate_combo.set_active(1);
 817                 video_bitrate_combo.set_active(1);
 818                 audio_samplerate_combo.set_active(1);
 819         }
 820         else if (p == "you-tube") {
 821                 change_file_extension(".avi");
 822                 audio_codec_combo.set_active(2);
 823                 video_codec_combo.set_active(5);
 824                 audio_bitrate_combo.set_active(1);
 825                 video_bitrate_combo.set_active(2);
 826                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
 827                         audio_samplerate_combo.set_active(2);
 828                 } else {
 829                         audio_samplerate_combo.set_active(1);
 830                 }
 831         }
 832         else if (p == "ogg") {
 833                 change_file_extension(".ogv");
 834                 audio_codec_combo.set_active(3);
 835                 video_codec_combo.set_active(1);
 836                 audio_bitrate_combo.set_active(2);
 837                 video_bitrate_combo.set_active(2);
 838                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
 839                         audio_samplerate_combo.set_active(2);
 840                 } else {
 841                         audio_samplerate_combo.set_active(1);
 842                 }
 843         }
 844         else if (p == "dvd-mp2") {
 845                 change_file_extension(".mpg");
 846                 audio_codec_combo.set_active(4);
 847                 video_codec_combo.set_active(3);
 848                 audio_bitrate_combo.set_active(3);
 849                 video_bitrate_combo.set_active(3);
 850                 audio_samplerate_combo.set_active(2);
 851         }
 852         else if (p == "dvd-NTSC" || p == "dvd-PAL") {
 853                 change_file_extension(".mpg");
 854                 audio_codec_combo.set_active(5);
 855                 video_codec_combo.set_active(3);
 856                 audio_bitrate_combo.set_active(3);
 857                 video_bitrate_combo.set_active(3);
 858                 audio_samplerate_combo.set_active(2);
 859
 860                 scale_checkbox.set_active(false);
 861                 scale_checkbox.set_sensitive(false);
 862         }
 863         else if (p == "mpeg4") {
 864                 change_file_extension(".mp4");
 865                 audio_codec_combo.set_active(0);
 866                 video_codec_combo.set_active(4);
 867                 audio_bitrate_combo.set_active(3);
 868                 video_bitrate_combo.set_active(3);
 869                 if (_session->nominal_frame_rate() == 48000 || _session->nominal_frame_rate() == 96000) {
 870                         audio_samplerate_combo.set_active(2);
 871                 } else {
 872                         audio_samplerate_combo.set_active(1);
 873                 }
 874         }
 875
 876         if (p == "none") {
 877                 audio_codec_combo.set_sensitive(true);
 878                 video_codec_combo.set_sensitive(true);
 879                 audio_bitrate_combo.set_sensitive(true);
 880                 video_bitrate_combo.set_sensitive(true);
 881                 audio_samplerate_combo.set_sensitive(true);
 882         } else {
 883                 audio_codec_combo.set_sensitive(false);
 884                 video_codec_combo.set_sensitive(false);
 885                 audio_bitrate_combo.set_sensitive(false);
 886                 video_bitrate_combo.set_sensitive(false);
 887                 audio_samplerate_combo.set_sensitive(false);
 888         }
 889
 890         Gtk::Table *t = (Gtk::Table*) preset_combo.get_parent();
 891         Gtk::Table_Helpers::TableList c = t->children();
 892         Gtk::Table_Helpers::TableList::iterator it;
 893         if (p == "dvd-PAL" || p == "dvd-NTSC") {
 894                 for (it = c.begin(); it != c.end(); ++it) {
 895                         int row = it->get_top_attach();
 896                         if (row == 2 || row == 3 || row== 5 || row== 6 || row == 9) {
 897                                 it->get_widget()->hide();
 898                         }
 899                 }
 900         } else {
 901                 for (it = c.begin(); it != c.end(); ++it) {
 902                         int row = it->get_top_attach();
 903                         if (row == 2 || row == 3 || row== 5 || row== 6 || row == 9) {
 904                                 it->get_widget()->show();
 905                         }
 906                 }
 907         }
 908
 909         video_codec_combo_changed();
 910 }
 911
 912 void
 913 ExportVideoDialog::open_outfn_dialog ()
 914 {
 915         Gtk::FileChooserDialog dialog(_("Save Exported Video File"), Gtk::FILE_CHOOSER_ACTION_SAVE);
 916         dialog.set_filename (outfn_path_entry.get_text());
 917
 918         dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
 919         dialog.add_button(Gtk::Stock::OK, Gtk::RESPONSE_OK);
 920
 921         int result = dialog.run();
 922
 923         if (result == Gtk::RESPONSE_OK) {
 924                 std::string filename = dialog.get_filename();
 925
 926                 if (filename.length()) {
 927                         outfn_path_entry.set_text (filename);
 928                 }
 929         }
 930 }
 931
 932 void
 933 ExportVideoDialog::open_invid_dialog ()
 934 {
 935         Gtk::FileChooserDialog dialog(_("Save Exported Video File"), Gtk::FILE_CHOOSER_ACTION_SAVE);
 936         dialog.set_filename (invid_path_entry.get_text());
 937
 938         dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
 939         dialog.add_button(Gtk::Stock::OK, Gtk::RESPONSE_OK);
 940
 941         int result = dialog.run();
 942
 943         if (result == Gtk::RESPONSE_OK) {
 944                 std::string filename = dialog.get_filename();
 945
 946                 if (filename.length()) {
 947                         invid_path_entry.set_text (filename);
 948                 }
 949         }
 950 }
 951
 952 #endif /* WITH_VIDEOTIMELINE */