src/wx/video_panel.cc

   1 /*
   2     Copyright (C) 2012-2020 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 #include "filter_dialog.h"
  22 #include "video_panel.h"
  23 #include "wx_util.h"
  24 #include "content_colour_conversion_dialog.h"
  25 #include "content_widget.h"
  26 #include "content_panel.h"
  27 #include "static_text.h"
  28 #include "check_box.h"
  29 #include "custom_scale_dialog.h"
  30 #include "dcpomatic_button.h"
  31 #include "lib/filter.h"
  32 #include "lib/ffmpeg_content.h"
  33 #include "lib/colour_conversion.h"
  34 #include "lib/config.h"
  35 #include "lib/util.h"
  36 #include "lib/ratio.h"
  37 #include "lib/frame_rate_change.h"
  38 #include "lib/dcp_content.h"
  39 #include "lib/video_content.h"
  40 #include <wx/spinctrl.h>
  41 #include <wx/tglbtn.h>
  42 #include <boost/foreach.hpp>
  43 #include <boost/unordered_set.hpp>
  44 #include <boost/functional/hash.hpp>
  45 #include <set>
  46 #include <iostream>
  47
  48 using std::vector;
  49 using std::string;
  50 using std::pair;
  51 using std::cout;
  52 using std::list;
  53 using std::set;
  54 using boost::shared_ptr;
  55 using boost::dynamic_pointer_cast;
  56 using boost::bind;
  57 using boost::optional;
  58 using namespace dcpomatic;
  59 #if BOOST_VERSION >= 106100
  60 using namespace boost::placeholders;
  61 #endif
  62
  63
  64 VideoPanel::VideoPanel (ContentPanel* p)
  65         : ContentSubPanel (p, _("Video"))
  66 {
  67         _reference = new CheckBox (this, _("Use this DCP's video as OV and make VF"));
  68         _reference_note = new StaticText (this, wxT(""));
  69         _reference_note->Wrap (200);
  70         wxFont font = _reference_note->GetFont();
  71         font.SetStyle(wxFONTSTYLE_ITALIC);
  72         font.SetPointSize(font.GetPointSize() - 1);
  73         _reference_note->SetFont(font);
  74
  75         _type_label = create_label (this, _("Type"), true);
  76         _frame_type = new ContentChoice<VideoContent, VideoFrameType> (
  77                 this,
  78                 new wxChoice (this, wxID_ANY),
  79                 VideoContentProperty::FRAME_TYPE,
  80                 &Content::video,
  81                 boost::mem_fn (&VideoContent::frame_type),
  82                 boost::mem_fn (&VideoContent::set_frame_type),
  83                 &caster<int, VideoFrameType>,
  84                 &caster<VideoFrameType, int>
  85                 );
  86
  87         _crop_label = create_label (this, _("Crop"), true);
  88
  89 #ifdef __WXGTK3__
  90         int const crop_width = 128;
  91         int const link_width = 32;
  92         int const link_height = 64;
  93 #else
  94         int const crop_width = 56;
  95         int const link_width = 22;
  96         int const link_height = 28;
  97 #endif
  98
  99         _left_crop_label = create_label (this, _("Left"), true);
 100         _left_crop = new ContentSpinCtrl<VideoContent> (
 101                 this,
 102                 new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize(crop_width, -1)),
 103                 VideoContentProperty::CROP,
 104                 &Content::video,
 105                 boost::mem_fn (&VideoContent::left_crop),
 106                 boost::mem_fn (&VideoContent::set_left_crop),
 107                 boost::bind (&VideoPanel::left_crop_changed, this)
 108                 );
 109
 110         _left_right_link = new wxToggleButton (this, wxID_ANY, wxT(""), wxDefaultPosition, wxSize(link_width, link_height));
 111         _left_right_link->SetBitmap (wxBitmap(bitmap_path("link"), wxBITMAP_TYPE_PNG));
 112
 113         _right_crop_label = create_label (this, _("Right"), true);
 114         _right_crop = new ContentSpinCtrl<VideoContent> (
 115                 this,
 116                 new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize(crop_width, -1)),
 117                 VideoContentProperty::CROP,
 118                 &Content::video,
 119                 boost::mem_fn (&VideoContent::right_crop),
 120                 boost::mem_fn (&VideoContent::set_right_crop),
 121                 boost::bind (&VideoPanel::right_crop_changed, this)
 122                 );
 123
 124         _top_crop_label = create_label (this, _("Top"), true);
 125         _top_crop = new ContentSpinCtrl<VideoContent> (
 126                 this,
 127                 new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize(crop_width, -1)),
 128                 VideoContentProperty::CROP,
 129                 &Content::video,
 130                 boost::mem_fn (&VideoContent::top_crop),
 131                 boost::mem_fn (&VideoContent::set_top_crop),
 132                 boost::bind (&VideoPanel::top_crop_changed, this)
 133                 );
 134
 135         _top_bottom_link = new wxToggleButton (this, wxID_ANY, wxT(""), wxDefaultPosition, wxSize(link_width, link_height));
 136         _top_bottom_link->SetBitmap (wxBitmap(bitmap_path("link"), wxBITMAP_TYPE_PNG));
 137
 138         _bottom_crop_label = create_label (this, _("Bottom"), true);
 139         _bottom_crop = new ContentSpinCtrl<VideoContent> (
 140                 this,
 141                 new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize(crop_width, -1)),
 142                 VideoContentProperty::CROP,
 143                 &Content::video,
 144                 boost::mem_fn (&VideoContent::bottom_crop),
 145                 boost::mem_fn (&VideoContent::set_bottom_crop),
 146                 boost::bind (&VideoPanel::bottom_crop_changed, this)
 147                 );
 148
 149         _fade_in_label = create_label (this, _("Fade in"), true);
 150         _fade_in = new Timecode<ContentTime> (this);
 151
 152         _fade_out_label = create_label (this, _("Fade out"), true);
 153         _fade_out = new Timecode<ContentTime> (this);
 154
 155         wxClientDC dc (this);
 156         wxSize size = dc.GetTextExtent (wxT ("A quite long name"));
 157 #ifdef __WXGTK3__
 158         size.SetWidth (size.GetWidth() + 64);
 159 #endif
 160         size.SetHeight (-1);
 161
 162         _scale_label = create_label (this, _("Scale"), true);
 163         _scale_fit = new wxRadioButton (this, wxID_ANY, _("to fit DCP"));
 164         _scale_custom = new wxRadioButton (this, wxID_ANY, _("custom"));
 165         _scale_custom_edit = new Button (this, _("Edit..."));
 166
 167         _colour_conversion_label = create_label (this, _("Colour conversion"), true);
 168         _colour_conversion = new wxChoice (this, wxID_ANY, wxDefaultPosition, size);
 169         _colour_conversion->Append (_("None"));
 170         BOOST_FOREACH (PresetColourConversion const & i, PresetColourConversion::all()) {
 171                 _colour_conversion->Append (std_to_wx (i.name));
 172         }
 173
 174         /// TRANSLATORS: translate the word "Custom" here; do not include the "Colour|" prefix
 175         _colour_conversion->Append (S_("Colour|Custom"));
 176         _edit_colour_conversion_button = new Button (this, _("Edit..."));
 177
 178         _range_label = create_label (this, _("Range"), true);
 179         _range = new wxChoice (this, wxID_ANY);
 180         _range->Append (_("Full (JPEG, 0-255)"));
 181         _range->Append (_("Video (MPEG, 16-235)"));
 182
 183         _description = new StaticText (this, wxT ("\n \n \n \n \n"), wxDefaultPosition, wxDefaultSize);
 184         _description->SetFont(font);
 185
 186         _left_crop->wrapped()->SetRange (0, 4096);
 187         _top_crop->wrapped()->SetRange (0, 4096);
 188         _right_crop->wrapped()->SetRange (0, 4096);
 189         _bottom_crop->wrapped()->SetRange (0, 4096);
 190
 191         _frame_type->wrapped()->Append (_("2D"));
 192         _frame_type->wrapped()->Append (_("3D"));
 193         _frame_type->wrapped()->Append (_("3D left/right"));
 194         _frame_type->wrapped()->Append (_("3D top/bottom"));
 195         _frame_type->wrapped()->Append (_("3D alternate"));
 196         _frame_type->wrapped()->Append (_("3D left only"));
 197         _frame_type->wrapped()->Append (_("3D right only"));
 198
 199         content_selection_changed ();
 200
 201         _fade_in->Changed.connect (boost::bind (&VideoPanel::fade_in_changed, this));
 202         _fade_out->Changed.connect (boost::bind (&VideoPanel::fade_out_changed, this));
 203
 204         _reference->Bind                     (wxEVT_CHECKBOX, boost::bind (&VideoPanel::reference_clicked, this));
 205         _scale_fit->Bind                     (wxEVT_RADIOBUTTON, boost::bind (&VideoPanel::scale_fit_clicked, this));
 206         _scale_custom->Bind                  (wxEVT_RADIOBUTTON, boost::bind (&VideoPanel::scale_custom_clicked, this));
 207         _scale_custom_edit->Bind             (wxEVT_BUTTON,   boost::bind (&VideoPanel::scale_custom_edit_clicked, this));
 208         _colour_conversion->Bind             (wxEVT_CHOICE,   boost::bind (&VideoPanel::colour_conversion_changed, this));
 209         _range->Bind                         (wxEVT_CHOICE,   boost::bind (&VideoPanel::range_changed, this));
 210         _edit_colour_conversion_button->Bind (wxEVT_BUTTON,   boost::bind (&VideoPanel::edit_colour_conversion_clicked, this));
 211         _left_right_link->Bind               (wxEVT_TOGGLEBUTTON, boost::bind(&VideoPanel::left_right_link_clicked, this));
 212         _top_bottom_link->Bind               (wxEVT_TOGGLEBUTTON, boost::bind(&VideoPanel::top_bottom_link_clicked, this));
 213
 214         add_to_grid ();
 215 }
 216
 217 void
 218 VideoPanel::add_to_grid ()
 219 {
 220         bool const full = Config::instance()->interface_complexity() == Config::INTERFACE_FULL;
 221
 222         int r = 0;
 223
 224         _reference->Show (full);
 225         _reference_note->Show (full && !_reference_note->GetLabel().IsEmpty());
 226
 227         if (full) {
 228                 wxBoxSizer* reference_sizer = new wxBoxSizer (wxVERTICAL);
 229                 reference_sizer->Add (_reference, 0);
 230                 reference_sizer->Add (_reference_note, 0);
 231                 _grid->Add (reference_sizer, wxGBPosition(r, 0), wxGBSpan(1, 3));
 232                 ++r;
 233         }
 234
 235         add_label_to_sizer (_grid, _type_label, true, wxGBPosition(r, 0));
 236         _frame_type->add (_grid, wxGBPosition(r, 1), wxGBSpan(1, 2));
 237         ++r;
 238
 239         int cr = 0;
 240         wxGridBagSizer* crop = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
 241         add_label_to_sizer (crop, _left_crop_label, true, wxGBPosition (cr, 0));
 242         _left_crop->add (crop, wxGBPosition (cr, 1));
 243 #ifdef __WXGTK3__
 244         crop->Add (_left_right_link, wxGBPosition(cr, 2), wxGBSpan(2, 1));
 245         ++cr;
 246         add_label_to_sizer (crop, _right_crop_label, true, wxGBPosition(cr, 0));
 247         _right_crop->add (crop, wxGBPosition(cr, 1));
 248 #else
 249         crop->Add (_left_right_link, wxGBPosition(cr, 2));
 250         add_label_to_sizer (crop, _right_crop_label, true, wxGBPosition (cr, 3));
 251         _right_crop->add (crop, wxGBPosition (cr, 4));
 252 #endif
 253         ++cr;
 254         add_label_to_sizer (crop, _top_crop_label, true, wxGBPosition (cr, 0));
 255         _top_crop->add (crop, wxGBPosition (cr, 1));
 256 #ifdef __WXGTK3__
 257         crop->Add (_top_bottom_link, wxGBPosition(cr, 2), wxGBSpan(2, 1));
 258         ++cr;
 259         add_label_to_sizer (crop, _bottom_crop_label, true, wxGBPosition(cr, 0));
 260         _bottom_crop->add (crop, wxGBPosition(cr, 1));
 261 #else
 262         crop->Add (_top_bottom_link, wxGBPosition(cr, 2));
 263         add_label_to_sizer (crop, _bottom_crop_label, true, wxGBPosition (cr, 3));
 264         _bottom_crop->add (crop, wxGBPosition (cr, 4));
 265 #endif
 266         add_label_to_sizer (_grid, _crop_label, true, wxGBPosition(r, 0));
 267         _grid->Add (crop, wxGBPosition(r, 1));
 268         ++r;
 269
 270         _scale_label->Show (full);
 271         _scale_fit->Show (full);
 272         _scale_custom->Show (full);
 273         _scale_custom_edit->Show (full);
 274         _colour_conversion_label->Show (full);
 275         _colour_conversion->Show (full);
 276         _edit_colour_conversion_button->Show (full);
 277         _range_label->Show (full);
 278         _range->Show (full);
 279
 280         add_label_to_sizer (_grid, _fade_in_label, true, wxGBPosition (r, 0));
 281         _grid->Add (_fade_in, wxGBPosition (r, 1), wxGBSpan (1, 3));
 282         ++r;
 283
 284         add_label_to_sizer (_grid, _fade_out_label, true, wxGBPosition (r, 0));
 285         _grid->Add (_fade_out, wxGBPosition (r, 1), wxGBSpan (1, 3));
 286         ++r;
 287
 288         if (full) {
 289                 add_label_to_sizer (_grid, _scale_label, true, wxGBPosition (r, 0));
 290                 {
 291                         wxSizer* v = new wxBoxSizer (wxVERTICAL);
 292                         v->Add (_scale_fit, 0, wxBOTTOM, 4);
 293                         wxSizer* h = new wxBoxSizer (wxHORIZONTAL);
 294                         h->Add (_scale_custom, 1, wxRIGHT | wxALIGN_CENTER_VERTICAL, 6);
 295                         h->Add (_scale_custom_edit, 0, wxALIGN_CENTER_VERTICAL);
 296                         v->Add (h, 0);
 297                         _grid->Add (v, wxGBPosition(r, 1));
 298                 }
 299                 ++r;
 300
 301                 add_label_to_sizer (_grid, _colour_conversion_label, true, wxGBPosition(r, 0));
 302                 {
 303                         wxSizer* s = new wxBoxSizer (wxHORIZONTAL);
 304                         s->Add (_colour_conversion, 1, wxALIGN_CENTER_VERTICAL | wxTOP | wxBOTTOM | wxRIGHT, 6);
 305                         s->Add (_edit_colour_conversion_button, 0, wxALIGN_CENTER_VERTICAL);
 306                         _grid->Add (s, wxGBPosition (r, 1), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
 307                 }
 308                 ++r;
 309
 310                 add_label_to_sizer (_grid, _range_label, true, wxGBPosition(r, 0));
 311                 _grid->Add (_range, wxGBPosition(r, 1), wxGBSpan(1, 2), wxALIGN_CENTER_VERTICAL);
 312                 ++r;
 313         }
 314
 315         _grid->Add (_description, wxGBPosition (r, 0), wxGBSpan (1, 4), wxEXPAND | wxALIGN_CENTER_VERTICAL, 6);
 316         ++r;
 317 }
 318
 319 void
 320 VideoPanel::range_changed ()
 321 {
 322         ContentList vc = _parent->selected_video ();
 323         if (vc.size() != 1) {
 324                 return;
 325         }
 326
 327         switch (_range->GetSelection()) {
 328         case 0:
 329                 vc.front()->video->set_range (VIDEO_RANGE_FULL);
 330                 break;
 331         case 1:
 332                 vc.front()->video->set_range (VIDEO_RANGE_VIDEO);
 333                 break;
 334         default:
 335                 DCPOMATIC_ASSERT (false);
 336         }
 337 }
 338
 339
 340 void
 341 VideoPanel::film_changed (Film::Property property)
 342 {
 343         switch (property) {
 344         case Film::VIDEO_FRAME_RATE:
 345         case Film::CONTAINER:
 346         case Film::RESOLUTION:
 347                 setup_description ();
 348                 setup_sensitivity ();
 349                 break;
 350         case Film::REEL_TYPE:
 351         case Film::INTEROP:
 352                 setup_sensitivity ();
 353                 break;
 354         default:
 355                 break;
 356         }
 357 }
 358
 359 std::size_t
 360 hash_value (boost::optional<ColourConversion> const & c)
 361 {
 362         boost::hash<string> hasher;
 363         if (!c) {
 364                 return hasher ("none");
 365         }
 366         return hasher (c->identifier());
 367 }
 368
 369
 370 void
 371 VideoPanel::film_content_changed (int property)
 372 {
 373         ContentList vc = _parent->selected_video ();
 374         shared_ptr<Content> vcs;
 375         shared_ptr<FFmpegContent> fcs;
 376         if (!vc.empty ()) {
 377                 vcs = vc.front ();
 378                 fcs = dynamic_pointer_cast<FFmpegContent> (vcs);
 379         }
 380
 381         if (property == ContentProperty::VIDEO_FRAME_RATE ||
 382             property == VideoContentProperty::FRAME_TYPE ||
 383             property == VideoContentProperty::CROP ||
 384             property == VideoContentProperty::SCALE) {
 385                 setup_description ();
 386         } else if (property == VideoContentProperty::COLOUR_CONVERSION) {
 387                 boost::unordered_set<optional<ColourConversion> > check;
 388                 BOOST_FOREACH (shared_ptr<const Content> i, vc) {
 389                         check.insert (i->video->colour_conversion());
 390                 }
 391
 392                 /* Remove any "Many" entry that we might have added previously.  There should
 393                  * be entries for each preset plus one for "None" and one for "Custom".
 394                  */
 395                 vector<PresetColourConversion> cc = PresetColourConversion::all ();
 396                 if (_colour_conversion->GetCount() > cc.size() + 2) {
 397                         _colour_conversion->Delete (_colour_conversion->GetCount() - 1);
 398                 }
 399
 400                 if (check.size() == 1) {
 401                         if (vcs && vcs->video->colour_conversion ()) {
 402                                 optional<size_t> preset = vcs->video->colour_conversion().get().preset ();
 403                                 if (preset) {
 404                                         checked_set (_colour_conversion, preset.get() + 1);
 405                                 } else {
 406                                         checked_set (_colour_conversion, cc.size() + 1);
 407                                 }
 408                         } else {
 409                                 checked_set (_colour_conversion, 0);
 410                         }
 411                 } else if (check.size() > 1) {
 412                         /* Add a "many" entry and select it as an indication that multiple different
 413                          * colour conversions are present in the selection.
 414                          */
 415                         _colour_conversion->Append (_("Many"));
 416                         checked_set (_colour_conversion, _colour_conversion->GetCount() - 1);
 417                 }
 418
 419                 setup_sensitivity ();
 420
 421         } else if (property == VideoContentProperty::USE) {
 422                 setup_sensitivity ();
 423         } else if (property == VideoContentProperty::FADE_IN) {
 424                 set<Frame> check;
 425                 BOOST_FOREACH (shared_ptr<const Content> i, vc) {
 426                         check.insert (i->video->fade_in ());
 427                 }
 428
 429                 if (check.size() == 1) {
 430                         _fade_in->set (
 431                                 ContentTime::from_frames (vc.front()->video->fade_in(), vc.front()->active_video_frame_rate(_parent->film())),
 432                                 vc.front()->active_video_frame_rate(_parent->film())
 433                                 );
 434                 } else {
 435                         _fade_in->clear ();
 436                 }
 437         } else if (property == VideoContentProperty::FADE_OUT) {
 438                 set<Frame> check;
 439                 BOOST_FOREACH (shared_ptr<const Content> i, vc) {
 440                         check.insert (i->video->fade_out ());
 441                 }
 442
 443                 if (check.size() == 1) {
 444                         _fade_out->set (
 445                                 ContentTime::from_frames (vc.front()->video->fade_out(), vc.front()->active_video_frame_rate(_parent->film())),
 446                                 vc.front()->active_video_frame_rate(_parent->film())
 447                                 );
 448                 } else {
 449                         _fade_out->clear ();
 450                 }
 451         } else if (property == DCPContentProperty::REFERENCE_VIDEO) {
 452                 if (vc.size() == 1) {
 453                         shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent> (vc.front ());
 454                         checked_set (_reference, dcp ? dcp->reference_video () : false);
 455                 } else {
 456                         checked_set (_reference, false);
 457                 }
 458
 459                 setup_sensitivity ();
 460         } else if (property == VideoContentProperty::RANGE) {
 461                 if (vcs) {
 462                         checked_set (_range, vcs->video->range() == VIDEO_RANGE_FULL ? 0 : 1);
 463                 } else {
 464                         checked_set (_range, 0);
 465                 }
 466
 467                 setup_sensitivity ();
 468         } else if (property == VideoContentProperty::CUSTOM_RATIO || property == VideoContentProperty::CUSTOM_SIZE) {
 469                 set<Frame> check;
 470                 BOOST_FOREACH (shared_ptr<const Content> i, vc) {
 471                         check.insert (i->video->custom_ratio() || i->video->custom_size());
 472                 }
 473
 474                 if (check.size() == 1) {
 475                         checked_set (_scale_fit, !vc.front()->video->custom_ratio() && !vc.front()->video->custom_size());
 476                         checked_set (_scale_custom, vc.front()->video->custom_ratio() || vc.front()->video->custom_size());
 477                 } else {
 478                         checked_set (_scale_fit, true);
 479                         checked_set (_scale_custom, false);
 480                 }
 481                 setup_sensitivity ();
 482         }
 483 }
 484
 485
 486 void
 487 VideoPanel::setup_description ()
 488 {
 489         ContentList vc = _parent->selected_video ();
 490         if (vc.empty ()) {
 491                 checked_set (_description, wxT (""));
 492                 return;
 493         } else if (vc.size() > 1) {
 494                 checked_set (_description, _("Multiple content selected"));
 495                 return;
 496         }
 497
 498         string d = vc.front()->video->processing_description (_parent->film());
 499         size_t lines = count (d.begin(), d.end(), '\n');
 500
 501         for (int i = lines; i < 6; ++i) {
 502                 d += "\n ";
 503         }
 504
 505         checked_set (_description, d);
 506         _sizer->Layout ();
 507 }
 508
 509 void
 510 VideoPanel::colour_conversion_changed ()
 511 {
 512         ContentList vc = _parent->selected_video ();
 513
 514         int const s = _colour_conversion->GetSelection ();
 515         vector<PresetColourConversion> all = PresetColourConversion::all ();
 516
 517         if (s == int(all.size() + 1)) {
 518                 edit_colour_conversion_clicked ();
 519         } else {
 520                 BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video()) {
 521                         if (s == 0) {
 522                                 i->video->unset_colour_conversion ();
 523                         } else if (s != int(all.size() + 2)) {
 524                                 i->video->set_colour_conversion (all[s - 1].conversion);
 525                         }
 526                 }
 527         }
 528 }
 529
 530 void
 531 VideoPanel::edit_colour_conversion_clicked ()
 532 {
 533         ContentList vc = _parent->selected_video ();
 534
 535         ContentColourConversionDialog* d = new ContentColourConversionDialog (this, vc.front()->video->yuv ());
 536         d->set (vc.front()->video->colour_conversion().get_value_or (PresetColourConversion::all().front().conversion));
 537         if (d->ShowModal() == wxID_OK) {
 538                 BOOST_FOREACH (shared_ptr<Content> i, vc) {
 539                         i->video->set_colour_conversion (d->get ());
 540                 }
 541         } else {
 542                 /* Reset the colour conversion choice */
 543                 film_content_changed (VideoContentProperty::COLOUR_CONVERSION);
 544         }
 545         d->Destroy ();
 546 }
 547
 548 void
 549 VideoPanel::content_selection_changed ()
 550 {
 551         ContentList video_sel = _parent->selected_video ();
 552
 553         _frame_type->set_content (video_sel);
 554         _left_crop->set_content (video_sel);
 555         _right_crop->set_content (video_sel);
 556         _top_crop->set_content (video_sel);
 557         _bottom_crop->set_content (video_sel);
 558
 559         film_content_changed (ContentProperty::VIDEO_FRAME_RATE);
 560         film_content_changed (VideoContentProperty::CROP);
 561         film_content_changed (VideoContentProperty::COLOUR_CONVERSION);
 562         film_content_changed (VideoContentProperty::FADE_IN);
 563         film_content_changed (VideoContentProperty::FADE_OUT);
 564         film_content_changed (VideoContentProperty::RANGE);
 565         film_content_changed (VideoContentProperty::USE);
 566         film_content_changed (VideoContentProperty::CUSTOM_RATIO);
 567         film_content_changed (VideoContentProperty::CUSTOM_SIZE);
 568         film_content_changed (FFmpegContentProperty::FILTERS);
 569         film_content_changed (DCPContentProperty::REFERENCE_VIDEO);
 570
 571         setup_sensitivity ();
 572 }
 573
 574 void
 575 VideoPanel::setup_sensitivity ()
 576 {
 577         ContentList sel = _parent->selected ();
 578
 579         shared_ptr<DCPContent> dcp;
 580         if (sel.size() == 1) {
 581                 dcp = dynamic_pointer_cast<DCPContent> (sel.front ());
 582         }
 583
 584         string why_not;
 585         bool const can_reference = dcp && dcp->can_reference_video (_parent->film(), why_not);
 586         wxString cannot;
 587         if (why_not.empty()) {
 588                 cannot = _("Cannot reference this DCP's video.");
 589         } else {
 590                 cannot = _("Cannot reference this DCP's video: ") + std_to_wx(why_not);
 591         }
 592         setup_refer_button (_reference, _reference_note, dcp, can_reference, cannot);
 593
 594         bool any_use = false;
 595         BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video()) {
 596                 if (i->video && i->video->use()) {
 597                         any_use = true;
 598                 }
 599         }
 600
 601         bool const enable = !_reference->GetValue() && any_use;
 602
 603         if (!enable) {
 604                 _frame_type->wrapped()->Enable (false);
 605                 _left_crop->wrapped()->Enable (false);
 606                 _right_crop->wrapped()->Enable (false);
 607                 _top_crop->wrapped()->Enable (false);
 608                 _bottom_crop->wrapped()->Enable (false);
 609                 _fade_in->Enable (false);
 610                 _fade_out->Enable (false);
 611                 _scale_fit->Enable (false);
 612                 _scale_custom->Enable (false);
 613                 _scale_custom_edit->Enable (false);
 614                 _description->Enable (false);
 615                 _colour_conversion->Enable (false);
 616                 _range->Enable (false);
 617         } else {
 618                 ContentList video_sel = _parent->selected_video ();
 619                 FFmpegContentList ffmpeg_sel = _parent->selected_ffmpeg ();
 620                 bool const single = video_sel.size() == 1;
 621
 622                 _frame_type->wrapped()->Enable (true);
 623                 _left_crop->wrapped()->Enable (true);
 624                 _right_crop->wrapped()->Enable (true);
 625                 _top_crop->wrapped()->Enable (true);
 626                 _bottom_crop->wrapped()->Enable (true);
 627                 _fade_in->Enable (!video_sel.empty ());
 628                 _fade_out->Enable (!video_sel.empty ());
 629                 _scale_fit->Enable (true);
 630                 _scale_custom->Enable (true);
 631                 _scale_custom_edit->Enable (_scale_custom->GetValue());
 632                 _description->Enable (true);
 633                 _colour_conversion->Enable (!video_sel.empty());
 634                 _range->Enable (single && !video_sel.empty());
 635         }
 636
 637         ContentList vc = _parent->selected_video ();
 638         shared_ptr<Content> vcs;
 639         if (!vc.empty ()) {
 640                 vcs = vc.front ();
 641         }
 642
 643         if (vcs && vcs->video->colour_conversion ()) {
 644                 _edit_colour_conversion_button->Enable (!vcs->video->colour_conversion().get().preset());
 645         } else {
 646                 _edit_colour_conversion_button->Enable (false);
 647         }
 648 }
 649
 650 void
 651 VideoPanel::fade_in_changed ()
 652 {
 653         BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video ()) {
 654                 double const vfr = i->active_video_frame_rate (_parent->film());
 655                 i->video->set_fade_in (_fade_in->get(vfr).frames_round(vfr));
 656         }
 657 }
 658
 659 void
 660 VideoPanel::fade_out_changed ()
 661 {
 662         BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video ()) {
 663                 double const vfr = i->active_video_frame_rate (_parent->film());
 664                 i->video->set_fade_out (_fade_out->get(vfr).frames_round(vfr));
 665         }
 666 }
 667
 668
 669 void
 670 VideoPanel::reference_clicked ()
 671 {
 672         ContentList c = _parent->selected ();
 673         if (c.size() != 1) {
 674                 return;
 675         }
 676
 677         shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent> (c.front ());
 678         if (!d) {
 679                 return;
 680         }
 681
 682         d->set_reference_video (_reference->GetValue ());
 683 }
 684
 685
 686 void
 687 VideoPanel::scale_fit_clicked ()
 688 {
 689         BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video()) {
 690                 i->video->set_custom_ratio (optional<float>());
 691         }
 692 }
 693
 694
 695 void
 696 VideoPanel::scale_custom_clicked ()
 697 {
 698         if (!scale_custom_edit_clicked()) {
 699                 _scale_fit->SetValue (true);
 700         }
 701 }
 702
 703
 704 bool
 705 VideoPanel::scale_custom_edit_clicked ()
 706 {
 707         shared_ptr<const VideoContent> vc = _parent->selected_video().front()->video;
 708         CustomScaleDialog* d = new CustomScaleDialog (this, vc->size(), _parent->film()->frame_size(), vc->custom_ratio(), vc->custom_size());
 709         int const r = d->ShowModal ();
 710         if (r == wxID_OK) {
 711                 BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video()) {
 712                         i->video->set_custom_ratio (d->custom_ratio());
 713                         i->video->set_custom_size (d->custom_size());
 714                 }
 715         }
 716         d->Destroy ();
 717         return r == wxID_OK;
 718 }
 719
 720
 721 void
 722 VideoPanel::left_right_link_clicked ()
 723 {
 724         right_crop_changed ();
 725 }
 726
 727
 728 void
 729 VideoPanel::top_bottom_link_clicked ()
 730 {
 731         bottom_crop_changed ();
 732 }
 733
 734
 735 void
 736 VideoPanel::left_crop_changed ()
 737 {
 738         if (_left_right_link->GetValue()) {
 739                 BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video()) {
 740                         i->video->set_right_crop (i->video->left_crop());
 741                 }
 742         }
 743 }
 744
 745
 746 void
 747 VideoPanel::right_crop_changed ()
 748 {
 749         if (_left_right_link->GetValue()) {
 750                 BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video()) {
 751                         i->video->set_left_crop (i->video->right_crop());
 752                 }
 753         }
 754 }
 755
 756
 757 void
 758 VideoPanel::top_crop_changed ()
 759 {
 760         if (_top_bottom_link->GetValue()) {
 761                 BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video()) {
 762                         i->video->set_bottom_crop (i->video->top_crop());
 763                 }
 764         }
 765 }
 766
 767
 768 void
 769 VideoPanel::bottom_crop_changed ()
 770 {
 771         if (_top_bottom_link->GetValue()) {
 772                 BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video()) {
 773                         i->video->set_top_crop (i->video->bottom_crop());
 774                 }
 775         }
 776 }
 777
 778
 779