1 files changed, 297 insertions, 0 deletions
diff --git a/src/wx/video_panel.cc b/src/wx/video_panel.cc
new file mode 100644
index 000000000..09fa8dbe6
--- /dev/null
+++ b/src/wx/video_panel.cc
@@ -0,0 +1,297 @@
+/*
+    Copyright (C) 2012-2013 Carl Hetherington <cth@carlh.net>
+
+    This program 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,
+    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.
+
+*/
+
+#include <wx/spinctrl.h>
+#include "lib/ratio.h"
+#include "lib/filter.h"
+#include "filter_dialog.h"
+#include "video_panel.h"
+#include "wx_util.h"
+#include "film_editor.h"
+
+using std::vector;
+using std::string;
+using std::pair;
+using boost::shared_ptr;
+using boost::dynamic_pointer_cast;
+
+VideoPanel::VideoPanel (FilmEditor* e)
+	: FilmEditorPanel (e, _("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, _("Left crop"), true, wxGBPosition (r, 0));
+	_left_crop = new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize (64, -1));
+	grid->Add (_left_crop, wxGBPosition (r, 1));
+	++r;
+
+	add_label_to_grid_bag_sizer (grid, this, _("Right crop"), true, wxGBPosition (r, 0));
+	_right_crop = new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize (64, -1));
+	grid->Add (_right_crop, wxGBPosition (r, 1));
+	++r;
+	
+	add_label_to_grid_bag_sizer (grid, this, _("Top crop"), true, wxGBPosition (r, 0));
+	_top_crop = new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize (64, -1));
+	grid->Add (_top_crop, wxGBPosition (r, 1));
+	++r;
+	
+	add_label_to_grid_bag_sizer (grid, this, _("Bottom crop"), true, wxGBPosition (r, 0));
+	_bottom_crop = new wxSpinCtrl (this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize (64, -1));
+	grid->Add (_bottom_crop, wxGBPosition (r, 1));
+	++r;
+
+	add_label_to_grid_bag_sizer (grid, this, _("Scale to"), true, wxGBPosition (r, 0));
+	_ratio = new wxChoice (this, wxID_ANY);
+	grid->Add (_ratio, wxGBPosition (r, 1));
+	++r;
+
+	_scaling_description = new wxStaticText (this, wxID_ANY, wxT ("\n \n \n \n"), wxDefaultPosition, wxDefaultSize);
+	grid->Add (_scaling_description, wxGBPosition (r, 0), wxGBSpan (1, 2), wxEXPAND | wxALIGN_CENTER_VERTICAL | wxALL, 6);
+	wxFont font = _scaling_description->GetFont();
+	font.SetStyle(wxFONTSTYLE_ITALIC);
+	font.SetPointSize(font.GetPointSize() - 1);
+	_scaling_description->SetFont(font);
+	++r;
+
+	{
+		add_label_to_grid_bag_sizer (grid, this, _("Filters"), true, wxGBPosition (r, 0));
+		wxSizer* s = new wxBoxSizer (wxHORIZONTAL);
+		_filters = new wxStaticText (this, wxID_ANY, _("None"));
+		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;
+
+	_left_crop->SetRange (0, 1024);
+	_top_crop->SetRange (0, 1024);
+	_right_crop->SetRange (0, 1024);
+	_bottom_crop->SetRange (0, 1024);
+
+	vector<Ratio const *> ratios = Ratio::all ();
+	_ratio->Clear ();
+	for (vector<Ratio const *>::iterator i = ratios.begin(); i != ratios.end(); ++i) {
+		_ratio->Append (std_to_wx ((*i)->nickname ()));
+	}
+
+	_ratio->Connect		 (wxID_ANY, wxEVT_COMMAND_CHOICE_SELECTED,  wxCommandEventHandler (VideoPanel::ratio_changed), 0, this);
+	_left_crop->Connect      (wxID_ANY, wxEVT_COMMAND_SPINCTRL_UPDATED, wxCommandEventHandler (VideoPanel::left_crop_changed), 0, this);
+	_right_crop->Connect     (wxID_ANY, wxEVT_COMMAND_SPINCTRL_UPDATED, wxCommandEventHandler (VideoPanel::right_crop_changed), 0, this);
+	_top_crop->Connect       (wxID_ANY, wxEVT_COMMAND_SPINCTRL_UPDATED, wxCommandEventHandler (VideoPanel::top_crop_changed), 0, this);
+	_bottom_crop->Connect	 (wxID_ANY, wxEVT_COMMAND_SPINCTRL_UPDATED, wxCommandEventHandler (VideoPanel::bottom_crop_changed), 0, this);
+	_filters_button->Connect (wxID_ANY, wxEVT_COMMAND_BUTTON_CLICKED,   wxCommandEventHandler (VideoPanel::edit_filters_clicked), 0, this);
+}
+
+
+/** Called when the left crop widget has been changed */
+void
+VideoPanel::left_crop_changed (wxCommandEvent &)
+{
+	shared_ptr<VideoContent> c = _editor->selected_video_content ();
+	if (!c) {
+		return;
+	}
+
+	c->set_left_crop (_left_crop->GetValue ());
+}
+
+/** Called when the right crop widget has been changed */
+void
+VideoPanel::right_crop_changed (wxCommandEvent &)
+{
+	shared_ptr<VideoContent> c = _editor->selected_video_content ();
+	if (!c) {
+		return;
+	}
+
+	c->set_right_crop (_right_crop->GetValue ());
+}
+
+/** Called when the top crop widget has been changed */
+void
+VideoPanel::top_crop_changed (wxCommandEvent &)
+{
+	shared_ptr<VideoContent> c = _editor->selected_video_content ();
+	if (!c) {
+		return;
+	}
+
+	c->set_top_crop (_top_crop->GetValue ());
+}
+
+/** Called when the bottom crop value has been changed */
+void
+VideoPanel::bottom_crop_changed (wxCommandEvent &)
+{
+	shared_ptr<VideoContent> c = _editor->selected_video_content ();
+	if (!c) {
+		return;
+	}
+
+	c->set_bottom_crop (_bottom_crop->GetValue ());
+}
+
+void
+VideoPanel::film_content_changed (shared_ptr<Content> c, int property)
+{
+	shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> (c);
+	shared_ptr<FFmpegContent> fc = dynamic_pointer_cast<FFmpegContent> (c);
+	
+	if (property == VideoContentProperty::VIDEO_CROP) {
+		checked_set (_left_crop,   vc ? vc->crop().left	: 0);
+		checked_set (_right_crop,  vc ? vc->crop().right	: 0);
+		checked_set (_top_crop,	   vc ? vc->crop().top	: 0);
+		checked_set (_bottom_crop, vc ? vc->crop().bottom : 0);
+		setup_scaling_description ();
+	} else if (property == VideoContentProperty::VIDEO_RATIO) {
+		if (vc) {
+			int n = 0;
+			vector<Ratio const *> ratios = Ratio::all ();
+			vector<Ratio const *>::iterator i = ratios.begin ();
+			while (i != ratios.end() && *i != vc->ratio()) {
+				++i;
+				++n;
+			}
+
+			if (i == ratios.end()) {
+				checked_set (_ratio, -1);
+			} else {
+				checked_set (_ratio, n);
+			}
+		} else {
+			checked_set (_ratio, -1);
+		}
+		setup_scaling_description ();
+	} else if (property == FFmpegContentProperty::FILTERS) {
+		if (fc) {
+			pair<string, string> p = Filter::ffmpeg_strings (fc->filters ());
+			if (p.first.empty () && p.second.empty ()) {
+				_filters->SetLabel (_("None"));
+			} else {
+				string const b = p.first + " " + p.second;
+				_filters->SetLabel (std_to_wx (b));
+			}
+		}
+	}
+}
+
+/** Called when the `Edit filters' button has been clicked */
+void
+VideoPanel::edit_filters_clicked (wxCommandEvent &)
+{
+	shared_ptr<Content> c = _editor->selected_content ();
+	if (!c) {
+		return;
+	}
+
+	shared_ptr<FFmpegContent> fc = dynamic_pointer_cast<FFmpegContent> (c);
+	if (!fc) {
+		return;
+	}
+	
+	FilterDialog* d = new FilterDialog (this, fc->filters());
+	d->ActiveChanged.connect (bind (&FFmpegContent::set_filters, fc, _1));
+	d->ShowModal ();
+	d->Destroy ();
+}
+
+void
+VideoPanel::setup_scaling_description ()
+{
+	shared_ptr<VideoContent> vc = _editor->selected_video_content ();
+	if (!vc) {
+		_scaling_description->SetLabel ("");
+		return;
+	}
+
+	wxString d;
+
+	int lines = 0;
+
+	if (vc->video_size().width && vc->video_size().height) {
+		d << wxString::Format (
+			_("Original video is %dx%d (%.2f:1)\n"),
+			vc->video_size().width, vc->video_size().height,
+			float (vc->video_size().width) / vc->video_size().height
+			);
+		++lines;
+	}
+
+	Crop const crop = vc->crop ();
+	if ((crop.left || crop.right || crop.top || crop.bottom) && vc->video_size() != libdcp::Size (0, 0)) {
+		libdcp::Size cropped = vc->video_size ();
+		cropped.width -= crop.left + crop.right;
+		cropped.height -= crop.top + crop.bottom;
+		d << wxString::Format (
+			_("Cropped to %dx%d (%.2f:1)\n"),
+			cropped.width, cropped.height,
+			float (cropped.width) / cropped.height
+			);
+		++lines;
+	}
+
+	Ratio const * ratio = vc->ratio ();
+	if (ratio) {
+		libdcp::Size container_size = _editor->film()->container()->size (_editor->film()->full_frame ());
+		
+		libdcp::Size const scaled = ratio->size (container_size);
+		d << wxString::Format (
+			_("Scaled to %dx%d (%.2f:1)\n"),
+			scaled.width, scaled.height,
+			float (scaled.width) / scaled.height
+			);
+		++lines;
+
+		if (scaled != container_size) {
+			d << wxString::Format (
+				_("Padded with black to %dx%d (%.2f:1)\n"),
+				container_size.width, container_size.height,
+				float (container_size.width) / container_size.height
+				);
+			++lines;
+		}
+	}
+
+	for (int i = lines; i < 4; ++i) {
+		d << wxT ("\n ");
+	}
+
+	_scaling_description->SetLabel (d);
+}
+
+
+void
+VideoPanel::ratio_changed (wxCommandEvent &)
+{
+	if (!_editor->film ()) {
+		return;
+	}
+
+	shared_ptr<VideoContent> vc = _editor->selected_video_content ();
+	
+	int const n = _ratio->GetSelection ();
+	if (n >= 0) {
+		vector<Ratio const *> ratios = Ratio::all ();
+		assert (n < int (ratios.size()));
+		vc->set_ratio (ratios[n]);
+	}
+}