2 Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include "lib/colour_conversion.h"
21 #include "lib/safe_stringstream.h"
22 #include "lib/raw_convert.h"
24 #include "colour_conversion_editor.h"
25 #include <dcp/gamma_transfer_function.h>
26 #include <dcp/modified_gamma_transfer_function.h>
27 #include <wx/spinctrl.h>
28 #include <wx/gbsizer.h>
29 #include <boost/lexical_cast.hpp>
34 using boost::shared_ptr;
35 using boost::dynamic_pointer_cast;
36 using boost::lexical_cast;
38 ColourConversionEditor::ColourConversionEditor (wxWindow* parent, bool yuv)
39 : wxPanel (parent, wxID_ANY)
40 , _ignore_chromaticity_changed (false)
42 wxBoxSizer* overall_sizer = new wxBoxSizer (wxVERTICAL);
43 SetSizer (overall_sizer);
45 wxGridBagSizer* table = new wxGridBagSizer (DCPOMATIC_SIZER_Y_GAP - 3, DCPOMATIC_SIZER_X_GAP);
46 overall_sizer->Add (table, 1, wxEXPAND | wxALL, DCPOMATIC_DIALOG_BORDER);
50 subhead (table, this, _("Input gamma correction"), r);
52 _input_gamma_linearised = new wxCheckBox (this, wxID_ANY, _("Linearise input gamma curve for small values"));
53 table->Add (_input_gamma_linearised, wxGBPosition (r, 0), wxGBSpan (1, 2));
56 add_label_to_sizer (table, this, _("Input gamma"), true, wxGBPosition (r, 0));
57 _input_gamma = new wxSpinCtrlDouble (this);
58 table->Add (_input_gamma, wxGBPosition (r, 1));
61 add_label_to_sizer (table, this, _("Input power"), true, wxGBPosition (r, 0));
63 wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
64 _input_power = new wxSpinCtrlDouble (this);
65 s->Add (_input_power, 1, wxEXPAND | wxRIGHT, DCPOMATIC_SIZER_GAP);
66 add_label_to_sizer (s, this, _("threshold"), true);
67 _input_threshold = new wxTextCtrl (this, wxID_ANY, wxT (""));
68 s->Add (_input_threshold, 1, wxEXPAND | wxRIGHT, DCPOMATIC_SIZER_GAP);
69 add_label_to_sizer (s, this, _("A"), true);
70 _input_A = new wxTextCtrl (this, wxID_ANY, wxT (""));
71 s->Add (_input_A, 1, wxEXPAND | wxRIGHT, DCPOMATIC_SIZER_GAP);
72 add_label_to_sizer (s, this, _("B"), true);
73 _input_B = new wxTextCtrl (this, wxID_ANY, wxT (""));
74 s->Add (_input_B, 1, wxEXPAND | wxRIGHT, DCPOMATIC_SIZER_GAP);
75 table->Add (s, wxGBPosition (r, 1), wxGBSpan (1, 3));
79 wxClientDC dc (parent);
80 wxSize size = dc.GetTextExtent (wxT ("-0.12345678901"));
83 wxTextValidator validator (wxFILTER_INCLUDE_CHAR_LIST);
86 wxString n (wxT ("0123456789.-"));
87 for (size_t i = 0; i < n.Length(); ++i) {
91 validator.SetIncludes (list);
94 /* YUV to RGB conversion */
96 wxStaticText* yuv_heading = subhead (table, this, _("YUV to RGB conversion"), r);
98 wxStaticText* yuv_label = add_label_to_sizer (table, this, _("YUV to RGB matrix"), true, wxGBPosition (r, 0));
99 _yuv_to_rgb = new wxChoice (this, wxID_ANY);
100 _yuv_to_rgb->Append (_("Rec. 601"));
101 _yuv_to_rgb->Append (_("Rec. 709"));
102 table->Add (_yuv_to_rgb, wxGBPosition (r, 1));
106 yuv_heading->Enable (false);
107 yuv_label->Enable (false);
108 _yuv_to_rgb->Enable (false);
111 /* RGB to XYZ conversion */
113 subhead (table, this, _("RGB to XYZ conversion"), r);
115 add_label_to_sizer (table, this, _("x"), false, wxGBPosition (r, 1));
116 add_label_to_sizer (table, this, _("y"), false, wxGBPosition (r, 2));
117 add_label_to_sizer (table, this, _("Matrix"), false, wxGBPosition (r, 3));
120 add_label_to_sizer (table, this, _("Red chromaticity"), true, wxGBPosition (r, 0));
121 _red_x = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
122 table->Add (_red_x, wxGBPosition (r, 1));
123 _red_y = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
124 table->Add (_red_y, wxGBPosition (r, 2));
127 add_label_to_sizer (table, this, _("Green chromaticity"), true, wxGBPosition (r, 0));
128 _green_x = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
129 table->Add (_green_x, wxGBPosition (r, 1));
130 _green_y = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
131 table->Add (_green_y, wxGBPosition (r, 2));
134 add_label_to_sizer (table, this, _("Blue chromaticity"), true, wxGBPosition (r, 0));
135 _blue_x = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
136 table->Add (_blue_x, wxGBPosition (r, 1));
137 _blue_y = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
138 table->Add (_blue_y, wxGBPosition (r, 2));
141 add_label_to_sizer (table, this, _("White point"), true, wxGBPosition (r, 0));
142 _white_x = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
143 table->Add (_white_x, wxGBPosition (r, 1));
144 _white_y = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
145 table->Add (_white_y, wxGBPosition (r, 2));
148 size = dc.GetTextExtent (wxT ("0.12345678"));
151 wxFlexGridSizer* rgb_to_xyz_sizer = new wxFlexGridSizer (3, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
152 for (int i = 0; i < 3; ++i) {
153 for (int j = 0; j < 3; ++j) {
154 _rgb_to_xyz[i][j] = new wxStaticText (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0);
155 rgb_to_xyz_sizer->Add (_rgb_to_xyz[i][j]);
158 table->Add (rgb_to_xyz_sizer, wxGBPosition (r - 4, 3), wxGBSpan (4, 1));
160 /* White point adjustment */
162 size = dc.GetTextExtent (wxT ("-0.12345678901"));
165 subhead (table, this, _("White point adjustment"), r);
167 _adjust_white = new wxCheckBox (this, wxID_ANY, _("Adjust white point to"));
168 table->Add (_adjust_white, wxGBPosition (r, 0));
169 _adjusted_white_x = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
170 table->Add (_adjusted_white_x, wxGBPosition (r, 1));
171 _adjusted_white_y = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
172 table->Add (_adjusted_white_y, wxGBPosition (r, 2));
175 add_label_to_sizer (table, this, wxT (""), false, wxGBPosition (r, 0));
178 size = dc.GetTextExtent (wxT ("0.12345678"));
181 wxFlexGridSizer* bradford_sizer = new wxFlexGridSizer (3, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
182 for (int i = 0; i < 3; ++i) {
183 for (int j = 0; j < 3; ++j) {
184 _bradford[i][j] = new wxStaticText (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0);
185 bradford_sizer->Add (_bradford[i][j]);
188 table->Add (bradford_sizer, wxGBPosition (r - 2, 3), wxGBSpan (2, 1));
190 _input_gamma->SetRange (0.1, 4.0);
191 _input_gamma->SetDigits (2);
192 _input_gamma->SetIncrement (0.1);
193 _input_power->SetRange (0.1, 4.0);
194 _input_power->SetDigits (6);
195 _input_power->SetIncrement (0.1);
197 _input_gamma->Bind (wxEVT_COMMAND_SPINCTRLDOUBLE_UPDATED, boost::bind (&ColourConversionEditor::changed, this, _input_gamma));
198 _input_gamma_linearised->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&ColourConversionEditor::changed, this));
199 _input_power->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::changed, this));
200 _input_threshold->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::changed, this));
201 _input_A->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::changed, this));
202 _input_B->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::changed, this));
203 _red_x->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::chromaticity_changed, this));
204 _red_y->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::chromaticity_changed, this));
205 _green_x->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::chromaticity_changed, this));
206 _green_y->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::chromaticity_changed, this));
207 _blue_x->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::chromaticity_changed, this));
208 _blue_y->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::chromaticity_changed, this));
209 _white_x->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::chromaticity_changed, this));
210 _white_y->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::chromaticity_changed, this));
211 _adjust_white->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&ColourConversionEditor::adjusted_white_changed, this));
212 _adjusted_white_x->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::adjusted_white_changed, this));
213 _adjusted_white_y->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&ColourConversionEditor::adjusted_white_changed, this));
214 _yuv_to_rgb->Bind (wxEVT_COMMAND_CHOICE_SELECTED, boost::bind (&ColourConversionEditor::changed, this));
218 ColourConversionEditor::subhead (wxGridBagSizer* sizer, wxWindow* parent, wxString text, int& row) const
220 wxStaticText* m = new wxStaticText (parent, wxID_ANY, text);
221 wxFont font (*wxNORMAL_FONT);
222 font.SetWeight (wxFONTWEIGHT_BOLD);
224 sizer->Add (m, wxGBPosition (row, 0), wxGBSpan (1, 3), wxALIGN_CENTER_VERTICAL | wxTOP, 12);
230 ColourConversionEditor::set (ColourConversion conversion)
232 if (dynamic_pointer_cast<const dcp::GammaTransferFunction> (conversion.in ())) {
233 shared_ptr<const dcp::GammaTransferFunction> tf = dynamic_pointer_cast<const dcp::GammaTransferFunction> (conversion.in ());
234 _input_gamma_linearised->SetValue (false);
235 set_spin_ctrl (_input_gamma, tf->gamma ());
236 } else if (dynamic_pointer_cast<const dcp::ModifiedGammaTransferFunction> (conversion.in ())) {
237 shared_ptr<const dcp::ModifiedGammaTransferFunction> tf = dynamic_pointer_cast<const dcp::ModifiedGammaTransferFunction> (conversion.in ());
238 /* Arbitrary default; not used in this case (greyed out) */
239 _input_gamma->SetValue (2.2);
240 _input_gamma_linearised->SetValue (true);
241 set_spin_ctrl (_input_power, tf->power ());
242 set_text_ctrl (_input_threshold, tf->threshold ());
243 set_text_ctrl (_input_A, tf->A ());
244 set_text_ctrl (_input_B, tf->B ());
247 _yuv_to_rgb->SetSelection (conversion.yuv_to_rgb ());
249 _ignore_chromaticity_changed = true;
252 s.setf (std::ios::fixed, std::ios::floatfield);
255 s << conversion.red().x;
256 _red_x->SetValue (std_to_wx (s.str ()));
259 s << conversion.red().y;
260 _red_y->SetValue (std_to_wx (s.str ()));
263 s << conversion.green().x;
264 _green_x->SetValue (std_to_wx (s.str ()));
267 s << conversion.green().y;
268 _green_y->SetValue (std_to_wx (s.str ()));
271 s << conversion.blue().x;
272 _blue_x->SetValue (std_to_wx (s.str ()));
275 s << conversion.blue().y;
276 _blue_y->SetValue (std_to_wx (s.str ()));
279 s << conversion.white().x;
280 _white_x->SetValue (std_to_wx (s.str ()));
283 s << conversion.white().y;
284 _white_y->SetValue (std_to_wx (s.str ()));
286 _ignore_chromaticity_changed = false;
288 if (conversion.adjusted_white ()) {
289 _adjust_white->SetValue (true);
291 s << conversion.adjusted_white().get().x;
292 _adjusted_white_x->SetValue (std_to_wx (s.str ()));
294 s << conversion.adjusted_white().get().y;
295 _adjusted_white_y->SetValue (std_to_wx (s.str ()));
297 _adjust_white->SetValue (false);
300 update_rgb_to_xyz ();
306 ColourConversionEditor::get () const
308 ColourConversion conversion;
310 if (_input_gamma_linearised->GetValue ()) {
312 shared_ptr<dcp::ModifiedGammaTransferFunction> (
313 new dcp::ModifiedGammaTransferFunction (
314 _input_power->GetValue (),
315 raw_convert<double> (wx_to_std (_input_threshold->GetValue ())),
316 raw_convert<double> (wx_to_std (_input_A->GetValue ())),
317 raw_convert<double> (wx_to_std (_input_B->GetValue ()))
323 shared_ptr<dcp::GammaTransferFunction> (new dcp::GammaTransferFunction (_input_gamma->GetValue ()))
327 conversion.set_yuv_to_rgb (static_cast<dcp::YUVToRGB> (_yuv_to_rgb->GetSelection ()));
330 dcp::Chromaticity (raw_convert<double> (wx_to_std (_red_x->GetValue ())), raw_convert<double> (wx_to_std (_red_y->GetValue ())))
332 conversion.set_green (
333 dcp::Chromaticity (raw_convert<double> (wx_to_std (_green_x->GetValue ())), raw_convert<double> (wx_to_std (_green_y->GetValue ())))
335 conversion.set_blue (
336 dcp::Chromaticity (raw_convert<double> (wx_to_std (_blue_x->GetValue ())), raw_convert<double> (wx_to_std (_blue_y->GetValue ())))
338 conversion.set_white (
339 dcp::Chromaticity (raw_convert<double> (wx_to_std (_white_x->GetValue ())), raw_convert<double> (wx_to_std (_white_y->GetValue ())))
342 if (_adjust_white->GetValue ()) {
343 conversion.set_adjusted_white (
345 raw_convert<double> (wx_to_std (_adjusted_white_x->GetValue ())),
346 raw_convert<double> (wx_to_std (_adjusted_white_y->GetValue ()))
350 conversion.unset_adjusted_white ();
353 conversion.set_out (shared_ptr<dcp::GammaTransferFunction> (new dcp::GammaTransferFunction (2.6)));
359 ColourConversionEditor::changed ()
361 bool const lin = _input_gamma_linearised->GetValue ();
362 _input_gamma->Enable (!lin);
363 _input_power->Enable (lin);
364 _input_threshold->Enable (lin);
365 _input_A->Enable (lin);
366 _input_B->Enable (lin);
372 ColourConversionEditor::chromaticity_changed ()
374 if (_ignore_chromaticity_changed) {
378 update_rgb_to_xyz ();
383 ColourConversionEditor::adjusted_white_changed ()
390 ColourConversionEditor::update_bradford ()
392 _adjusted_white_x->Enable (_adjust_white->GetValue ());
393 _adjusted_white_y->Enable (_adjust_white->GetValue ());
395 boost::numeric::ublas::matrix<double> m = get().bradford ();
396 for (int i = 0; i < 3; ++i) {
397 for (int j = 0; j < 3; ++j) {
399 s.setf (std::ios::fixed, std::ios::floatfield);
402 _bradford[i][j]->SetLabel (std_to_wx (s.str ()));
408 ColourConversionEditor::update_rgb_to_xyz ()
410 boost::numeric::ublas::matrix<double> m = get().rgb_to_xyz ();
411 for (int i = 0; i < 3; ++i) {
412 for (int j = 0; j < 3; ++j) {
414 s.setf (std::ios::fixed, std::ios::floatfield);
417 _rgb_to_xyz[i][j]->SetLabel (std_to_wx (s.str ()));
423 ColourConversionEditor::changed (wxSpinCtrlDouble* sc)
425 /* On OS X, it seems that in some cases when a wxSpinCtrlDouble loses focus
426 it emits an erroneous changed signal, which messes things up.
429 if (fabs (_last_spin_ctrl_value[sc] - sc->GetValue()) < 1e-3) {
437 ColourConversionEditor::set_spin_ctrl (wxSpinCtrlDouble* control, double value)
439 _last_spin_ctrl_value[control] = value;
440 control->SetValue (value);
444 ColourConversionEditor::set_text_ctrl (wxTextCtrl* control, double value)
449 control->SetValue (std_to_wx (s.str ()));