No-op; fix GPL address and use the explicit-program-name version.
[dcpomatic.git] / src / wx / video_panel.cc
index b33a97591c6617e45fe3a2da2a04bd1fca0fbe24..0a8feadc82279f32d248a3b59202c0e4c6af32a6 100644 (file)
@@ -1,23 +1,29 @@
 /*
-    Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
 
-    This program is free software; you can redistribute it and/or modify
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.
 
-    This program is distributed in the hope that it will be useful,
+    DCP-o-matic is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
 
 */
 
-#include <wx/spinctrl.h>
+#include "filter_dialog.h"
+#include "video_panel.h"
+#include "wx_util.h"
+#include "content_colour_conversion_dialog.h"
+#include "content_widget.h"
+#include "content_panel.h"
 #include "lib/filter.h"
 #include "lib/ffmpeg_content.h"
 #include "lib/colour_conversion.h"
 #include "lib/util.h"
 #include "lib/ratio.h"
 #include "lib/frame_rate_change.h"
-#include "filter_dialog.h"
-#include "video_panel.h"
-#include "wx_util.h"
-#include "film_editor.h"
-#include "content_colour_conversion_dialog.h"
-#include "content_widget.h"
+#include "lib/dcp_content.h"
+#include "lib/video_content.h"
+#include <wx/spinctrl.h>
+#include <boost/foreach.hpp>
+#include <set>
+#include <iostream>
 
 using std::vector;
 using std::string;
 using std::pair;
 using std::cout;
 using std::list;
+using std::set;
 using boost::shared_ptr;
 using boost::dynamic_pointer_cast;
 using boost::bind;
@@ -46,8 +53,8 @@ static VideoContentScale
 index_to_scale (int n)
 {
        vector<VideoContentScale> scales = VideoContentScale::all ();
-       assert (n >= 0);
-       assert (n < int (scales.size ()));
+       DCPOMATIC_ASSERT (n >= 0);
+       DCPOMATIC_ASSERT (n < int (scales.size ()));
        return scales[n];
 }
 
@@ -61,122 +68,153 @@ scale_to_index (VideoContentScale scale)
                }
        }
 
-       assert (false);
+       DCPOMATIC_ASSERT (false);
 }
 
-VideoPanel::VideoPanel (FilmEditor* e)
-       : FilmEditorPanel (e, _("Video"))
+VideoPanel::VideoPanel (ContentPanel* p)
+       : ContentSubPanel (p, _("Video"))
 {
        wxGridBagSizer* grid = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
        _sizer->Add (grid, 0, wxALL, 8);
 
        int r = 0;
 
-       add_label_to_grid_bag_sizer (grid, this, _("Type"), true, wxGBPosition (r, 0));
+       _reference = new wxCheckBox (this, wxID_ANY, _("Refer to existing DCP"));
+       grid->Add (_reference, wxGBPosition (r, 0), wxGBSpan (1, 2));
+       ++r;
+
+       add_label_to_sizer (grid, this, _("Type"), true, wxGBPosition (r, 0));
        _frame_type = new ContentChoice<VideoContent, VideoFrameType> (
                this,
                new wxChoice (this, wxID_ANY),
-               VideoContentProperty::VIDEO_FRAME_TYPE,
-               boost::mem_fn (&VideoContent::video_frame_type),
-               boost::mem_fn (&VideoContent::set_video_frame_type),
+               VideoContentProperty::FRAME_TYPE,
+               &Content::video,
+               boost::mem_fn (&VideoContent::frame_type),
+               boost::mem_fn (&VideoContent::set_frame_type),
                &caster<int, VideoFrameType>,
                &caster<VideoFrameType, int>
                );
-       _frame_type->add (grid, wxGBPosition (r, 1));
+       _frame_type->add (grid, wxGBPosition (r, 1), wxGBSpan (1, 2));
        ++r;
-       
-       add_label_to_grid_bag_sizer (grid, this, _("Left crop"), true, wxGBPosition (r, 0));
+
+       add_label_to_sizer (grid, this, _("Crop"), true, wxGBPosition (r, 0));
+
+       int cr = 0;
+       wxGridBagSizer* crop = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
+
+       add_label_to_sizer (crop, this, _("Left"), true, wxGBPosition (cr, 0));
        _left_crop = new ContentSpinCtrl<VideoContent> (
                this,
                new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize (64, -1)),
-               VideoContentProperty::VIDEO_CROP,
+               VideoContentProperty::CROP,
+               &Content::video,
                boost::mem_fn (&VideoContent::left_crop),
                boost::mem_fn (&VideoContent::set_left_crop)
                );
-       _left_crop->add (grid, wxGBPosition (r, 1));
-       ++r;
+       _left_crop->add (crop, wxGBPosition (cr, 1));
 
-       add_label_to_grid_bag_sizer (grid, this, _("Right crop"), true, wxGBPosition (r, 0));
+       add_label_to_sizer (crop, this, _("Right"), true, wxGBPosition (cr, 2));
        _right_crop = new ContentSpinCtrl<VideoContent> (
                this,
                new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize (64, -1)),
-               VideoContentProperty::VIDEO_CROP,
+               VideoContentProperty::CROP,
+               &Content::video,
                boost::mem_fn (&VideoContent::right_crop),
                boost::mem_fn (&VideoContent::set_right_crop)
                );
-       _right_crop->add (grid, wxGBPosition (r, 1));
-       ++r;
-       
-       add_label_to_grid_bag_sizer (grid, this, _("Top crop"), true, wxGBPosition (r, 0));
+       _right_crop->add (crop, wxGBPosition (cr, 3));
+
+       ++cr;
+
+       add_label_to_sizer (crop, this, _("Top"), true, wxGBPosition (cr, 0));
        _top_crop = new ContentSpinCtrl<VideoContent> (
                this,
                new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize (64, -1)),
-               VideoContentProperty::VIDEO_CROP,
+               VideoContentProperty::CROP,
+               &Content::video,
                boost::mem_fn (&VideoContent::top_crop),
                boost::mem_fn (&VideoContent::set_top_crop)
                );
-       _top_crop->add (grid, wxGBPosition (r,1 ));
-       ++r;
-       
-       add_label_to_grid_bag_sizer (grid, this, _("Bottom crop"), true, wxGBPosition (r, 0));
+       _top_crop->add (crop, wxGBPosition (cr, 1));
+
+       add_label_to_sizer (crop, this, _("Bottom"), true, wxGBPosition (cr, 2));
        _bottom_crop = new ContentSpinCtrl<VideoContent> (
                this,
                new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize (64, -1)),
-               VideoContentProperty::VIDEO_CROP,
+               VideoContentProperty::CROP,
+               &Content::video,
                boost::mem_fn (&VideoContent::bottom_crop),
                boost::mem_fn (&VideoContent::set_bottom_crop)
                );
-       _bottom_crop->add (grid, wxGBPosition (r, 1));
+       _bottom_crop->add (crop, wxGBPosition (cr, 3));
+
+       grid->Add (crop, wxGBPosition (r, 1), wxGBSpan (2, 3));
+       r += 2;
+
+       add_label_to_sizer (grid, this, _("Fade in"), true, wxGBPosition (r, 0));
+       _fade_in = new Timecode<ContentTime> (this);
+       grid->Add (_fade_in, wxGBPosition (r, 1), wxGBSpan (1, 3));
+       ++r;
+
+       add_label_to_sizer (grid, this, _("Fade out"), true, wxGBPosition (r, 0));
+       _fade_out = new Timecode<ContentTime> (this);
+       grid->Add (_fade_out, wxGBPosition (r, 1), wxGBSpan (1, 3));
        ++r;
 
-       add_label_to_grid_bag_sizer (grid, this, _("Scale to"), true, wxGBPosition (r, 0));
+       add_label_to_sizer (grid, this, _("Scale to"), true, wxGBPosition (r, 0));
        _scale = new ContentChoice<VideoContent, VideoContentScale> (
                this,
                new wxChoice (this, wxID_ANY),
-               VideoContentProperty::VIDEO_SCALE,
+               VideoContentProperty::SCALE,
+               &Content::video,
                boost::mem_fn (&VideoContent::scale),
                boost::mem_fn (&VideoContent::set_scale),
                &index_to_scale,
                &scale_to_index
                );
-       _scale->add (grid, wxGBPosition (r, 1));
+       _scale->add (grid, wxGBPosition (r, 1), wxGBSpan (1, 2));
        ++r;
 
+       wxClientDC dc (this);
+       wxSize size = dc.GetTextExtent (wxT ("A quite long name"));
+       size.SetHeight (-1);
+
+       add_label_to_sizer (grid, this, _("Filters"), true, wxGBPosition (r, 0));
        {
-               add_label_to_grid_bag_sizer (grid, this, _("Filters"), true, wxGBPosition (r, 0));
                wxSizer* s = new wxBoxSizer (wxHORIZONTAL);
 
-               wxClientDC dc (this);
-               wxSize size = dc.GetTextExtent (wxT ("A quite long name"));
-               size.SetHeight (-1);
-               
                _filters = new wxStaticText (this, wxID_ANY, _("None"), wxDefaultPosition, size);
                s->Add (_filters, 1, wxEXPAND | wxALIGN_CENTER_VERTICAL | wxTOP | wxBOTTOM | wxRIGHT, 6);
                _filters_button = new wxButton (this, wxID_ANY, _("Edit..."));
                s->Add (_filters_button, 0, wxALIGN_CENTER_VERTICAL);
+
                grid->Add (s, wxGBPosition (r, 1), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
        }
        ++r;
-       
+
+       add_label_to_sizer (grid, this, _("Colour conversion"), true, wxGBPosition (r, 0));
        {
-               add_label_to_grid_bag_sizer (grid, this, _("Colour conversion"), true, wxGBPosition (r, 0));
                wxSizer* s = new wxBoxSizer (wxHORIZONTAL);
 
-               wxClientDC dc (this);
-               wxSize size = dc.GetTextExtent (wxT ("A quite long name"));
-               size.SetHeight (-1);
-               
-               _colour_conversion = new wxStaticText (this, wxID_ANY, wxT (""), wxDefaultPosition, size);
+               _colour_conversion = new wxChoice (this, wxID_ANY, wxDefaultPosition, size);
+               _colour_conversion->Append (_("None"));
+               BOOST_FOREACH (PresetColourConversion const & i, PresetColourConversion::all()) {
+                       _colour_conversion->Append (std_to_wx (i.name));
+               }
 
+               /// TRANSLATORS: translate the word "Custom" here; do not include the "Colour|" prefix
+               _colour_conversion->Append (S_("Colour|Custom"));
                s->Add (_colour_conversion, 1, wxEXPAND | wxALIGN_CENTER_VERTICAL | wxTOP | wxBOTTOM | wxRIGHT, 6);
-               _colour_conversion_button = new wxButton (this, wxID_ANY, _("Edit..."));
-               s->Add (_colour_conversion_button, 0, wxALIGN_CENTER_VERTICAL);
+
+               _edit_colour_conversion_button = new wxButton (this, wxID_ANY, _("Edit..."));
+               s->Add (_edit_colour_conversion_button, 0, wxALIGN_CENTER_VERTICAL);
+
                grid->Add (s, wxGBPosition (r, 1), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
        }
        ++r;
 
        _description = new wxStaticText (this, wxID_ANY, wxT ("\n \n \n \n \n"), wxDefaultPosition, wxDefaultSize);
-       grid->Add (_description, wxGBPosition (r, 0), wxGBSpan (1, 2), wxEXPAND | wxALIGN_CENTER_VERTICAL | wxALL, 6);
+       grid->Add (_description, wxGBPosition (r, 0), wxGBSpan (1, 4), wxEXPAND | wxALIGN_CENTER_VERTICAL, 6);
        wxFont font = _description->GetFont();
        font.SetStyle(wxFONTSTYLE_ITALIC);
        font.SetPointSize(font.GetPointSize() - 1);
@@ -188,10 +226,9 @@ VideoPanel::VideoPanel (FilmEditor* e)
        _right_crop->wrapped()->SetRange (0, 1024);
        _bottom_crop->wrapped()->SetRange (0, 1024);
 
-       vector<VideoContentScale> scales = VideoContentScale::all ();
        _scale->wrapped()->Clear ();
-       for (vector<VideoContentScale>::iterator i = scales.begin(); i != scales.end(); ++i) {
-               _scale->wrapped()->Append (std_to_wx (i->name ()));
+       BOOST_FOREACH (VideoContentScale const & i, VideoContentScale::all ()) {
+               _scale->wrapped()->Append (std_to_wx (i.name ()));
        }
 
        _frame_type->wrapped()->Append (_("2D"));
@@ -201,8 +238,13 @@ VideoPanel::VideoPanel (FilmEditor* e)
        _frame_type->wrapped()->Append (_("3D left only"));
        _frame_type->wrapped()->Append (_("3D right only"));
 
-       _filters_button->Bind           (wxEVT_COMMAND_BUTTON_CLICKED,   boost::bind (&VideoPanel::edit_filters_clicked, this));
-       _colour_conversion_button->Bind (wxEVT_COMMAND_BUTTON_CLICKED,   boost::bind (&VideoPanel::edit_colour_conversion_clicked, this));
+       _fade_in->Changed.connect (boost::bind (&VideoPanel::fade_in_changed, this));
+       _fade_out->Changed.connect (boost::bind (&VideoPanel::fade_out_changed, this));
+
+       _reference->Bind                     (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&VideoPanel::reference_clicked, this));
+       _filters_button->Bind                (wxEVT_COMMAND_BUTTON_CLICKED,   boost::bind (&VideoPanel::edit_filters_clicked, this));
+       _colour_conversion->Bind             (wxEVT_COMMAND_CHOICE_SELECTED,  boost::bind (&VideoPanel::colour_conversion_changed, this));
+       _edit_colour_conversion_button->Bind (wxEVT_COMMAND_BUTTON_CLICKED,   boost::bind (&VideoPanel::edit_colour_conversion_clicked, this));
 }
 
 void
@@ -214,6 +256,9 @@ VideoPanel::film_changed (Film::Property property)
        case Film::RESOLUTION:
                setup_description ();
                break;
+       case Film::REEL_TYPE:
+       case Film::INTEROP:
+               setup_sensitivity ();
        default:
                break;
        }
@@ -222,35 +267,83 @@ VideoPanel::film_changed (Film::Property property)
 void
 VideoPanel::film_content_changed (int property)
 {
-       VideoContentList vc = _editor->selected_video_content ();
-       shared_ptr<VideoContent> vcs;
+       ContentList vc = _parent->selected_video ();
+       shared_ptr<Content> vcs;
        shared_ptr<FFmpegContent> fcs;
        if (!vc.empty ()) {
                vcs = vc.front ();
                fcs = dynamic_pointer_cast<FFmpegContent> (vcs);
        }
-       
-       if (property == VideoContentProperty::VIDEO_FRAME_TYPE) {
-               setup_description ();
-       } else if (property == VideoContentProperty::VIDEO_CROP) {
-               setup_description ();
-       } else if (property == VideoContentProperty::VIDEO_SCALE) {
-               setup_description ();
-       } else if (property == VideoContentProperty::VIDEO_FRAME_RATE) {
+
+       if (property == ContentProperty::VIDEO_FRAME_RATE ||
+           property == VideoContentProperty::FRAME_TYPE ||
+           property == VideoContentProperty::CROP ||
+           property == VideoContentProperty::SCALE) {
                setup_description ();
        } else if (property == VideoContentProperty::COLOUR_CONVERSION) {
-               optional<size_t> preset = vcs ? vcs->colour_conversion().preset () : optional<size_t> ();
-               vector<PresetColourConversion> cc = Config::instance()->colour_conversions ();
-               _colour_conversion->SetLabel (preset ? std_to_wx (cc[preset.get()].name) : _("Custom"));
+               if (vcs && vcs->video->colour_conversion ()) {
+                       optional<size_t> preset = vcs->video->colour_conversion().get().preset ();
+                       vector<PresetColourConversion> cc = PresetColourConversion::all ();
+                       if (preset) {
+                               checked_set (_colour_conversion, preset.get() + 1);
+                       } else {
+                               checked_set (_colour_conversion, cc.size() + 1);
+                       }
+               } else {
+                       checked_set (_colour_conversion, 0);
+               }
+
+               setup_sensitivity ();
+
        } else if (property == FFmpegContentProperty::FILTERS) {
                if (fcs) {
-                       string const p = Filter::ffmpeg_string (fcs->filters ());
+                       string p = Filter::ffmpeg_string (fcs->filters ());
                        if (p.empty ()) {
-                               _filters->SetLabel (_("None"));
+                               checked_set (_filters, _("None"));
                        } else {
-                               _filters->SetLabel (std_to_wx (p));
+                               if (p.length() > 25) {
+                                       p = p.substr (0, 25) + "...";
+                               }
+                               checked_set (_filters, p);
                        }
                }
+       } else if (property == VideoContentProperty::FADE_IN) {
+               set<Frame> check;
+               BOOST_FOREACH (shared_ptr<const Content> i, vc) {
+                       check.insert (i->video->fade_in ());
+               }
+
+               if (check.size() == 1) {
+                       _fade_in->set (
+                               ContentTime::from_frames (vc.front()->video->fade_in (), vc.front()->active_video_frame_rate ()),
+                               vc.front()->active_video_frame_rate ()
+                               );
+               } else {
+                       _fade_in->clear ();
+               }
+       } else if (property == VideoContentProperty::FADE_OUT) {
+               set<Frame> check;
+               BOOST_FOREACH (shared_ptr<const Content> i, vc) {
+                       check.insert (i->video->fade_out ());
+               }
+
+               if (check.size() == 1) {
+                       _fade_out->set (
+                               ContentTime::from_frames (vc.front()->video->fade_out (), vc.front()->active_video_frame_rate ()),
+                               vc.front()->active_video_frame_rate ()
+                               );
+               } else {
+                       _fade_out->clear ();
+               }
+       } else if (property == DCPContentProperty::REFERENCE_VIDEO) {
+               if (vc.size() == 1) {
+                       shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent> (vc.front ());
+                       checked_set (_reference, dcp ? dcp->reference_video () : false);
+               } else {
+                       checked_set (_reference, false);
+               }
+
+               setup_sensitivity ();
        }
 }
 
@@ -258,7 +351,7 @@ VideoPanel::film_content_changed (int property)
 void
 VideoPanel::edit_filters_clicked ()
 {
-       FFmpegContentList c = _editor->selected_ffmpeg_content ();
+       FFmpegContentList c = _parent->selected_ffmpeg ();
        if (c.size() != 1) {
                return;
        }
@@ -272,114 +365,173 @@ VideoPanel::edit_filters_clicked ()
 void
 VideoPanel::setup_description ()
 {
-       VideoContentList vc = _editor->selected_video_content ();
+       ContentList vc = _parent->selected_video ();
        if (vc.empty ()) {
-               _description->SetLabel ("");
+               checked_set (_description, wxT (""));
                return;
        } else if (vc.size() > 1) {
-               _description->SetLabel (_("Multiple content selected"));
+               checked_set (_description, _("Multiple content selected"));
                return;
        }
 
-       shared_ptr<VideoContent> vcs = vc.front ();
-
-       wxString d;
+       string d = vc.front()->video->processing_description ();
+       size_t lines = count (d.begin(), d.end(), '\n');
 
-       int lines = 0;
-
-       if (vcs->video_size().width && vcs->video_size().height) {
-               d << wxString::Format (
-                       _("Content video is %dx%d (%.2f:1)\n"),
-                       vcs->video_size_after_3d_split().width,
-                       vcs->video_size_after_3d_split().height,
-                       vcs->video_size_after_3d_split().ratio ()
-                       );
-               ++lines;
-       }
-
-       Crop const crop = vcs->crop ();
-       if ((crop.left || crop.right || crop.top || crop.bottom) && vcs->video_size() != libdcp::Size (0, 0)) {
-               libdcp::Size cropped = vcs->video_size_after_crop ();
-               d << wxString::Format (
-                       _("Cropped to %dx%d (%.2f:1)\n"),
-                       cropped.width, cropped.height,
-                       cropped.ratio ()
-                       );
-               ++lines;
+       for (int i = lines; i < 6; ++i) {
+               d += "\n ";
        }
 
-       libdcp::Size const container_size = _editor->film()->frame_size ();
-       libdcp::Size const scaled = vcs->scale().size (vcs, container_size, container_size);
+       checked_set (_description, d);
+       _sizer->Layout ();
+}
 
-       if (scaled != vcs->video_size_after_crop ()) {
-               d << wxString::Format (
-                       _("Scaled to %dx%d (%.2f:1)\n"),
-                       scaled.width, scaled.height,
-                       scaled.ratio ()
-                       );
-               ++lines;
-       }
-       
-       if (scaled != container_size) {
-               d << wxString::Format (
-                       _("Padded with black to %dx%d (%.2f:1)\n"),
-                       container_size.width, container_size.height,
-                       container_size.ratio ()
-                       );
-               ++lines;
+void
+VideoPanel::colour_conversion_changed ()
+{
+       ContentList vc = _parent->selected_video ();
+       if (vc.size() != 1) {
+               return;
        }
 
-       d << wxString::Format (_("Content frame rate %.4f\n"), vcs->video_frame_rate ());
-       ++lines;
-       FrameRateChange frc (vcs->video_frame_rate(), _editor->film()->video_frame_rate ());
-       d << std_to_wx (frc.description ()) << "\n";
-       ++lines;
+       int const s = _colour_conversion->GetSelection ();
+       vector<PresetColourConversion> all = PresetColourConversion::all ();
 
-       for (int i = lines; i < 6; ++i) {
-               d << wxT ("\n ");
+       if (s == 0) {
+               vc.front()->video->unset_colour_conversion ();
+       } else if (s == int (all.size() + 1)) {
+               edit_colour_conversion_clicked ();
+       } else {
+               vc.front()->video->set_colour_conversion (all[s - 1].conversion);
        }
-
-       _description->SetLabel (d);
-       _sizer->Layout ();
 }
 
 void
 VideoPanel::edit_colour_conversion_clicked ()
 {
-       VideoContentList vc = _editor->selected_video_content ();
+       ContentList vc = _parent->selected_video ();
        if (vc.size() != 1) {
                return;
        }
 
-       ColourConversion conversion = vc.front()->colour_conversion ();
-       ContentColourConversionDialog* d = new ContentColourConversionDialog (this);
-       d->set (conversion);
+       ContentColourConversionDialog* d = new ContentColourConversionDialog (this, vc.front()->video->yuv ());
+       d->set (vc.front()->video->colour_conversion().get_value_or (PresetColourConversion::all().front ().conversion));
        d->ShowModal ();
-
-       vc.front()->set_colour_conversion (d->get ());
+       vc.front()->video->set_colour_conversion (d->get ());
        d->Destroy ();
 }
 
 void
 VideoPanel::content_selection_changed ()
 {
-       VideoContentList video_sel = _editor->selected_video_content ();
-       FFmpegContentList ffmpeg_sel = _editor->selected_ffmpeg_content ();
-       
-       bool const single = video_sel.size() == 1;
+       ContentList video_sel = _parent->selected_video ();
 
+       _frame_type->set_content (video_sel);
        _left_crop->set_content (video_sel);
        _right_crop->set_content (video_sel);
        _top_crop->set_content (video_sel);
        _bottom_crop->set_content (video_sel);
-       _frame_type->set_content (video_sel);
        _scale->set_content (video_sel);
 
-       _filters_button->Enable (single && !ffmpeg_sel.empty ());
-       _colour_conversion_button->Enable (single);
-
-       film_content_changed (VideoContentProperty::VIDEO_CROP);
-       film_content_changed (VideoContentProperty::VIDEO_FRAME_RATE);
+       film_content_changed (ContentProperty::VIDEO_FRAME_RATE);
+       film_content_changed (VideoContentProperty::CROP);
        film_content_changed (VideoContentProperty::COLOUR_CONVERSION);
+       film_content_changed (VideoContentProperty::FADE_IN);
+       film_content_changed (VideoContentProperty::FADE_OUT);
        film_content_changed (FFmpegContentProperty::FILTERS);
+       film_content_changed (DCPContentProperty::REFERENCE_VIDEO);
+
+       setup_sensitivity ();
+}
+
+void
+VideoPanel::setup_sensitivity ()
+{
+       ContentList sel = _parent->selected ();
+
+       shared_ptr<DCPContent> dcp;
+       if (sel.size() == 1) {
+               dcp = dynamic_pointer_cast<DCPContent> (sel.front ());
+       }
+
+       list<string> why_not;
+       bool const can_reference = dcp && dcp->can_reference_video (why_not);
+       setup_refer_button (_reference, dcp, can_reference, why_not);
+
+       if (_reference->GetValue ()) {
+               _frame_type->wrapped()->Enable (false);
+               _left_crop->wrapped()->Enable (false);
+               _right_crop->wrapped()->Enable (false);
+               _top_crop->wrapped()->Enable (false);
+               _bottom_crop->wrapped()->Enable (false);
+               _fade_in->Enable (false);
+               _fade_out->Enable (false);
+               _scale->wrapped()->Enable (false);
+               _description->Enable (false);
+               _filters->Enable (false);
+               _filters_button->Enable (false);
+               _colour_conversion->Enable (false);
+       } else {
+               ContentList video_sel = _parent->selected_video ();
+               FFmpegContentList ffmpeg_sel = _parent->selected_ffmpeg ();
+               bool const single = video_sel.size() == 1;
+
+               _frame_type->wrapped()->Enable (true);
+               _left_crop->wrapped()->Enable (true);
+               _right_crop->wrapped()->Enable (true);
+               _top_crop->wrapped()->Enable (true);
+               _bottom_crop->wrapped()->Enable (true);
+               _fade_in->Enable (!video_sel.empty ());
+               _fade_out->Enable (!video_sel.empty ());
+               _scale->wrapped()->Enable (true);
+               _description->Enable (true);
+               _filters->Enable (true);
+               _filters_button->Enable (single && !ffmpeg_sel.empty ());
+               _colour_conversion->Enable (single && !video_sel.empty ());
+       }
+
+       ContentList vc = _parent->selected_video ();
+       shared_ptr<Content> vcs;
+       if (!vc.empty ()) {
+               vcs = vc.front ();
+       }
+
+       if (vcs && vcs->video->colour_conversion ()) {
+               _edit_colour_conversion_button->Enable (!vcs->video->colour_conversion().get().preset());
+       } else {
+               _edit_colour_conversion_button->Enable (false);
+       }
+}
+
+void
+VideoPanel::fade_in_changed ()
+{
+       BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video ()) {
+               int const vfr = _parent->film()->video_frame_rate ();
+               i->video->set_fade_in (_fade_in->get (vfr).frames_round (vfr));
+       }
+}
+
+void
+VideoPanel::fade_out_changed ()
+{
+       BOOST_FOREACH (shared_ptr<Content> i, _parent->selected_video ()) {
+               int const vfr = _parent->film()->video_frame_rate ();
+               i->video->set_fade_out (_fade_out->get (vfr).frames_round (vfr));
+       }
+}
+
+void
+VideoPanel::reference_clicked ()
+{
+       ContentList c = _parent->selected ();
+       if (c.size() != 1) {
+               return;
+       }
+
+       shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent> (c.front ());
+       if (!d) {
+               return;
+       }
+
+       d->set_reference_video (_reference->GetValue ());
 }