2 Copyright (C) 2013-2021 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
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.
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.
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/>.
22 #include "check_box.h"
23 #include "colour_conversion_editor.h"
24 #include "static_text.h"
26 #include "lib/colour_conversion.h"
27 #include <dcp/gamma_transfer_function.h>
28 #include <dcp/identity_transfer_function.h>
29 #include <dcp/locale_convert.h>
30 #include <dcp/modified_gamma_transfer_function.h>
31 #include <dcp/s_gamut3_transfer_function.h>
32 #include <wx/gbsizer.h>
33 #include <wx/numformatter.h>
34 #include <wx/spinctrl.h>
37 using std::dynamic_pointer_cast;
38 using std::make_shared;
41 using dcp::locale_convert;
44 int const ColourConversionEditor::INPUT_GAMMA = 0;
45 int const ColourConversionEditor::INPUT_GAMMA_LINEARISED = 1;
46 int const ColourConversionEditor::INPUT_SGAMUT3 = 2;
49 ColourConversionEditor::ColourConversionEditor (wxWindow* parent, bool yuv)
50 : wxPanel (parent, wxID_ANY)
51 , _ignore_chromaticity_changed (false)
53 auto overall_sizer = new wxBoxSizer (wxVERTICAL);
54 SetSizer (overall_sizer);
56 auto table = new wxGridBagSizer (DCPOMATIC_SIZER_Y_GAP - 3, DCPOMATIC_SIZER_X_GAP);
57 overall_sizer->Add (table, 1, wxEXPAND | wxALL, DCPOMATIC_DIALOG_BORDER);
61 subhead (table, this, _("Input gamma correction"), r);
63 add_label_to_sizer (table, this, _("Input transfer function"), true, wxGBPosition (r, 0));
64 _input = new wxChoice (this, wxID_ANY);
65 _input->Append (_("Simple gamma"));
66 _input->Append (_("Simple gamma, linearised for small values"));
67 _input->Append (_("S-Gamut3"));
68 table->Add (_input, wxGBPosition (r, 1), wxGBSpan (1, 2));
71 add_label_to_sizer (table, this, _("Input gamma"), true, wxGBPosition (r, 0));
72 _input_gamma = new wxSpinCtrlDouble (this);
73 table->Add (_input_gamma, wxGBPosition (r, 1));
76 add_label_to_sizer (table, this, _("Input power"), true, wxGBPosition (r, 0));
78 auto s = new wxBoxSizer (wxHORIZONTAL);
79 _input_power = new wxSpinCtrlDouble (this);
80 s->Add (_input_power, 1, wxEXPAND | wxRIGHT, DCPOMATIC_SIZER_GAP);
81 add_label_to_sizer (s, this, _("threshold"), true, 0, wxALIGN_CENTRE_VERTICAL | wxLEFT | wxRIGHT);
82 _input_threshold = new wxTextCtrl (this, wxID_ANY, wxT (""));
83 s->Add (_input_threshold, 1, wxEXPAND | wxRIGHT, DCPOMATIC_SIZER_GAP);
84 add_label_to_sizer (s, this, _("A"), true, 0, wxALIGN_CENTRE_VERTICAL | wxLEFT | wxRIGHT);
85 _input_A = new wxTextCtrl (this, wxID_ANY, wxT (""));
86 s->Add (_input_A, 1, wxEXPAND | wxRIGHT, DCPOMATIC_SIZER_GAP);
87 add_label_to_sizer (s, this, _("B"), true, 0, wxALIGN_CENTRE_VERTICAL | wxLEFT | wxRIGHT);
88 _input_B = new wxTextCtrl (this, wxID_ANY, wxT (""));
89 s->Add (_input_B, 1, wxEXPAND | wxRIGHT, DCPOMATIC_SIZER_GAP);
90 table->Add (s, wxGBPosition (r, 1), wxGBSpan (1, 3));
94 wxClientDC dc (parent);
95 auto size = dc.GetTextExtent(wxT("-0.12345678901"));
98 wxTextValidator validator (wxFILTER_INCLUDE_CHAR_LIST);
101 wxString n (wxT("0123456789-"));
102 n.Append(wxNumberFormatter::GetDecimalSeparator());
103 for (size_t i = 0; i < n.Length(); ++i) {
107 validator.SetIncludes (list);
110 /* YUV to RGB conversion */
112 auto yuv_heading = subhead (table, this, _("YUV to RGB conversion"), r);
114 auto yuv_label = add_label_to_sizer (table, this, _("YUV to RGB matrix"), true, wxGBPosition (r, 0));
115 _yuv_to_rgb = new wxChoice (this, wxID_ANY);
116 _yuv_to_rgb->Append (_("Rec. 601"));
117 _yuv_to_rgb->Append (_("Rec. 709"));
118 table->Add (_yuv_to_rgb, wxGBPosition (r, 1));
122 yuv_heading->Enable (false);
123 yuv_label->Enable (false);
124 _yuv_to_rgb->Enable (false);
127 /* RGB to XYZ conversion */
129 subhead (table, this, _("RGB to XYZ conversion"), r);
131 add_label_to_sizer (table, this, _("x"), false, wxGBPosition (r, 1));
132 add_label_to_sizer (table, this, _("y"), false, wxGBPosition (r, 2));
133 add_label_to_sizer (table, this, _("Matrix"), false, wxGBPosition (r, 3));
136 add_label_to_sizer (table, this, _("Red chromaticity"), true, wxGBPosition (r, 0));
137 _red_x = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
138 table->Add (_red_x, wxGBPosition (r, 1));
139 _red_y = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
140 table->Add (_red_y, wxGBPosition (r, 2));
143 add_label_to_sizer (table, this, _("Green chromaticity"), true, wxGBPosition (r, 0));
144 _green_x = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
145 table->Add (_green_x, wxGBPosition (r, 1));
146 _green_y = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
147 table->Add (_green_y, wxGBPosition (r, 2));
150 add_label_to_sizer (table, this, _("Blue chromaticity"), true, wxGBPosition (r, 0));
151 _blue_x = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
152 table->Add (_blue_x, wxGBPosition (r, 1));
153 _blue_y = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
154 table->Add (_blue_y, wxGBPosition (r, 2));
157 add_label_to_sizer (table, this, _("White point"), true, wxGBPosition (r, 0));
158 _white_x = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
159 table->Add (_white_x, wxGBPosition (r, 1));
160 _white_y = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
161 table->Add (_white_y, wxGBPosition (r, 2));
164 size = dc.GetTextExtent (wxT ("0.12345678"));
167 auto rgb_to_xyz_sizer = new wxFlexGridSizer (3, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
168 for (int i = 0; i < 3; ++i) {
169 for (int j = 0; j < 3; ++j) {
170 _rgb_to_xyz[i][j] = new StaticText (this, wxT (""), wxDefaultPosition, size, 0);
171 rgb_to_xyz_sizer->Add (_rgb_to_xyz[i][j]);
174 table->Add (rgb_to_xyz_sizer, wxGBPosition (r - 4, 3), wxGBSpan (4, 1));
176 /* White point adjustment */
178 size = dc.GetTextExtent (wxT ("-0.12345678901"));
181 subhead (table, this, _("White point adjustment"), r);
183 _adjust_white = new CheckBox (this, _("Adjust white point to"));
184 table->Add (_adjust_white, wxGBPosition (r, 0), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
185 _adjusted_white_x = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
186 table->Add (_adjusted_white_x, wxGBPosition (r, 1));
187 _adjusted_white_y = new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, size, 0, validator);
188 table->Add (_adjusted_white_y, wxGBPosition (r, 2));
191 add_label_to_sizer (table, this, wxT (""), false, wxGBPosition (r, 0));
194 size = dc.GetTextExtent (wxT ("0.12345678"));
197 auto bradford_sizer = new wxFlexGridSizer (3, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
198 for (int i = 0; i < 3; ++i) {
199 for (int j = 0; j < 3; ++j) {
200 _bradford[i][j] = new StaticText (this, wxT (""), wxDefaultPosition, size, 0);
201 bradford_sizer->Add (_bradford[i][j]);
204 table->Add (bradford_sizer, wxGBPosition (r - 2, 3), wxGBSpan (2, 1));
207 /* Output transfer function */
209 subhead (table, this, _("Output gamma correction"), r);
211 _output = new CheckBox (this, _("Inverse 2.6 gamma correction on output"));
212 table->Add (_output, wxGBPosition (r, 0), wxGBSpan (1, 2));
214 _input_gamma->SetRange (0.1, 4.0);
215 _input_gamma->SetDigits (2);
216 _input_gamma->SetIncrement (0.1);
217 _input_power->SetRange (0.1, 4.0);
218 _input_power->SetDigits (6);
219 _input_power->SetIncrement (0.1);
221 _input->Bind (wxEVT_CHOICE, bind (&ColourConversionEditor::changed, this));
222 _input_gamma->Bind (wxEVT_SPINCTRLDOUBLE, bind (&ColourConversionEditor::changed, this, _input_gamma));
223 _input_power->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::changed, this));
224 _input_threshold->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::changed, this));
225 _input_A->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::changed, this));
226 _input_B->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::changed, this));
227 _red_x->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::chromaticity_changed, this));
228 _red_y->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::chromaticity_changed, this));
229 _green_x->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::chromaticity_changed, this));
230 _green_y->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::chromaticity_changed, this));
231 _blue_x->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::chromaticity_changed, this));
232 _blue_y->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::chromaticity_changed, this));
233 _white_x->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::chromaticity_changed, this));
234 _white_y->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::chromaticity_changed, this));
235 _adjust_white->Bind (wxEVT_CHECKBOX, bind (&ColourConversionEditor::adjusted_white_changed, this));
236 _adjusted_white_x->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::adjusted_white_changed, this));
237 _adjusted_white_y->Bind (wxEVT_TEXT, bind (&ColourConversionEditor::adjusted_white_changed, this));
238 _yuv_to_rgb->Bind (wxEVT_CHOICE, bind (&ColourConversionEditor::changed, this));
239 _output->Bind (wxEVT_CHECKBOX, bind (&ColourConversionEditor::changed, this));
244 ColourConversionEditor::subhead (wxGridBagSizer* sizer, wxWindow* parent, wxString text, int& row) const
246 auto m = new StaticText (parent, text);
247 wxFont font (*wxNORMAL_FONT);
248 font.SetWeight (wxFONTWEIGHT_BOLD);
250 sizer->Add (m, wxGBPosition (row, 0), wxGBSpan (1, 3), wxALIGN_CENTER_VERTICAL | wxTOP, 12);
257 ColourConversionEditor::set (ColourConversion conversion)
259 if (dynamic_pointer_cast<const dcp::GammaTransferFunction>(conversion.in())) {
260 auto tf = dynamic_pointer_cast<const dcp::GammaTransferFunction>(conversion.in());
261 checked_set (_input, 0);
262 set_spin_ctrl (_input_gamma, tf->gamma ());
263 } else if (dynamic_pointer_cast<const dcp::ModifiedGammaTransferFunction> (conversion.in ())) {
264 auto tf = dynamic_pointer_cast<const dcp::ModifiedGammaTransferFunction>(conversion.in());
265 checked_set (_input, 1);
266 /* Arbitrary default; not used in this case (greyed out) */
267 _input_gamma->SetValue (2.2);
268 set_spin_ctrl (_input_power, tf->power ());
269 set_text_ctrl (_input_threshold, tf->threshold ());
270 set_text_ctrl (_input_A, tf->A ());
271 set_text_ctrl (_input_B, tf->B ());
272 } else if (dynamic_pointer_cast<const dcp::SGamut3TransferFunction>(conversion.in())) {
273 checked_set (_input, 2);
276 _yuv_to_rgb->SetSelection (static_cast<int>(conversion.yuv_to_rgb()));
278 _ignore_chromaticity_changed = true;
281 snprintf (buffer, sizeof (buffer), "%.6f", conversion.red().x);
282 _red_x->SetValue (std_to_wx (buffer));
283 snprintf (buffer, sizeof (buffer), "%.6f", conversion.red().y);
284 _red_y->SetValue (std_to_wx (buffer));
285 snprintf (buffer, sizeof (buffer), "%.6f", conversion.green().x);
286 _green_x->SetValue (std_to_wx (buffer));
287 snprintf (buffer, sizeof (buffer), "%.6f", conversion.green().y);
288 _green_y->SetValue (std_to_wx (buffer));
289 snprintf (buffer, sizeof (buffer), "%.6f", conversion.blue().x);
290 _blue_x->SetValue (std_to_wx (buffer));
291 snprintf (buffer, sizeof (buffer), "%.6f", conversion.blue().y);
292 _blue_y->SetValue (std_to_wx (buffer));
293 snprintf (buffer, sizeof (buffer), "%.6f", conversion.white().x);
294 _white_x->SetValue (std_to_wx (buffer));
295 snprintf (buffer, sizeof (buffer), "%.6f", conversion.white().y);
296 _white_y->SetValue (std_to_wx (buffer));
298 _ignore_chromaticity_changed = false;
300 if (conversion.adjusted_white ()) {
301 _adjust_white->SetValue (true);
302 snprintf (buffer, sizeof (buffer), "%.6f", conversion.adjusted_white().get().x);
303 _adjusted_white_x->SetValue (std_to_wx (buffer));
304 snprintf (buffer, sizeof (buffer), "%.6f", conversion.adjusted_white().get().y);
305 _adjusted_white_y->SetValue (std_to_wx (buffer));
307 _adjust_white->SetValue (false);
310 _output->SetValue (static_cast<bool>(dynamic_pointer_cast<const dcp::GammaTransferFunction>(conversion.out())));
312 update_rgb_to_xyz ();
319 ColourConversionEditor::get () const
321 ColourConversion conversion;
323 switch (_input->GetSelection ()) {
326 make_shared<dcp::GammaTransferFunction>(_input_gamma->GetValue())
329 case INPUT_GAMMA_LINEARISED:
330 /* Linearised gamma */
332 make_shared<dcp::ModifiedGammaTransferFunction>(
333 _input_power->GetValue (),
334 locale_convert<double>(wx_to_std(_input_threshold->GetValue())),
335 locale_convert<double>(wx_to_std(_input_A->GetValue())),
336 locale_convert<double>(wx_to_std(_input_B->GetValue()))
342 conversion.set_in (make_shared<dcp::SGamut3TransferFunction>());
346 conversion.set_yuv_to_rgb (static_cast<dcp::YUVToRGB>(_yuv_to_rgb->GetSelection()));
349 dcp::Chromaticity(locale_convert<double>(wx_to_std(_red_x->GetValue())), locale_convert<double>(wx_to_std(_red_y->GetValue())))
351 conversion.set_green (
352 dcp::Chromaticity(locale_convert<double>(wx_to_std(_green_x->GetValue())), locale_convert<double>(wx_to_std(_green_y->GetValue())))
354 conversion.set_blue (
355 dcp::Chromaticity(locale_convert<double>(wx_to_std(_blue_x->GetValue())), locale_convert<double>(wx_to_std(_blue_y->GetValue())))
357 conversion.set_white (
358 dcp::Chromaticity(locale_convert<double>(wx_to_std(_white_x->GetValue())), locale_convert<double>(wx_to_std(_white_y->GetValue())))
361 if (_adjust_white->GetValue()) {
362 conversion.set_adjusted_white(
364 locale_convert<double>(wx_to_std(_adjusted_white_x->GetValue())),
365 locale_convert<double>(wx_to_std(_adjusted_white_y->GetValue()))
369 conversion.unset_adjusted_white ();
372 if (_output->GetValue ()) {
373 conversion.set_out (make_shared<dcp::GammaTransferFunction>(2.6));
375 conversion.set_out (make_shared<dcp::IdentityTransferFunction>());
383 ColourConversionEditor::changed ()
385 int const in = _input->GetSelection();
386 _input_gamma->Enable (in == INPUT_GAMMA);
387 _input_power->Enable (in == INPUT_GAMMA_LINEARISED);
388 _input_threshold->Enable (in == INPUT_GAMMA_LINEARISED);
389 _input_A->Enable (in == INPUT_GAMMA_LINEARISED);
390 _input_B->Enable (in == INPUT_GAMMA_LINEARISED);
397 ColourConversionEditor::chromaticity_changed ()
399 if (_ignore_chromaticity_changed) {
403 update_rgb_to_xyz ();
409 ColourConversionEditor::adjusted_white_changed ()
417 ColourConversionEditor::update_bradford ()
419 _adjusted_white_x->Enable (_adjust_white->GetValue ());
420 _adjusted_white_y->Enable (_adjust_white->GetValue ());
422 auto m = get().bradford();
423 for (int i = 0; i < 3; ++i) {
424 for (int j = 0; j < 3; ++j) {
426 snprintf (buffer, sizeof (buffer), "%.7f", m (i, j));
427 _bradford[i][j]->SetLabel (std_to_wx (buffer));
434 ColourConversionEditor::update_rgb_to_xyz ()
436 auto m = get().rgb_to_xyz();
437 for (int i = 0; i < 3; ++i) {
438 for (int j = 0; j < 3; ++j) {
440 snprintf (buffer, sizeof (buffer), "%.7f", m (i, j));
441 _rgb_to_xyz[i][j]->SetLabel (std_to_wx (buffer));
448 ColourConversionEditor::changed (wxSpinCtrlDouble* sc)
450 /* On OS X, it seems that in some cases when a wxSpinCtrlDouble loses focus
451 it emits an erroneous changed signal, which messes things up.
454 if (fabs(_last_spin_ctrl_value[sc] - sc->GetValue()) < 1e-3) {
463 ColourConversionEditor::set_spin_ctrl (wxSpinCtrlDouble* control, double value)
465 _last_spin_ctrl_value[control] = value;
466 control->SetValue (value);
471 ColourConversionEditor::set_text_ctrl (wxTextCtrl* control, double value)
474 snprintf (buffer, sizeof (buffer), "%.7f", value);
475 control->SetValue (std_to_wx (buffer));