/*
- Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2021 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 "config.h"
+
#include "colour_conversion.h"
+#include "config.h"
+#include "digester.h"
#include "util.h"
-#include "md5_digester.h"
-#include "raw_convert.h"
#include <dcp/chromaticity.h>
-#include <dcp/colour_matrix.h>
#include <dcp/gamma_transfer_function.h>
+#include <dcp/identity_transfer_function.h>
#include <dcp/modified_gamma_transfer_function.h>
+#include <dcp/raw_convert.h>
+#include <dcp/s_gamut3_transfer_function.h>
+#include <dcp/warnings.h>
#include <libcxml/cxml.h>
+LIBDCP_DISABLE_WARNINGS
#include <libxml++/libxml++.h>
-#include <boost/foreach.hpp>
+LIBDCP_ENABLE_WARNINGS
+#include <iostream>
#include "i18n.h"
+
+using std::cout;
+using std::dynamic_pointer_cast;
using std::list;
+using std::make_shared;
+using std::shared_ptr;
using std::string;
-using std::cout;
using std::vector;
-using boost::shared_ptr;
using boost::optional;
-using boost::dynamic_pointer_cast;
+using dcp::raw_convert;
+
vector<PresetColourConversion> PresetColourConversion::_presets;
+
ColourConversion::ColourConversion ()
: dcp::ColourConversion (dcp::ColourConversion::srgb_to_xyz ())
{
-
+
}
ColourConversion::ColourConversion (dcp::ColourConversion conversion_)
: dcp::ColourConversion (conversion_)
{
-
+
}
ColourConversion::ColourConversion (cxml::NodePtr node, int version)
/* Version 2.x */
- cxml::ConstNodePtr in_node = node->node_child ("InputTransferFunction");
- string in_type = in_node->string_child ("Type");
+ auto in_node = node->node_child ("InputTransferFunction");
+ auto in_type = in_node->string_child ("Type");
if (in_type == "Gamma") {
- _in.reset (new dcp::GammaTransferFunction (in_node->number_child<double> ("Gamma")));
+ _in = make_shared<dcp::GammaTransferFunction>(in_node->number_child<double> ("Gamma"));
} else if (in_type == "ModifiedGamma") {
- _in.reset (new dcp::ModifiedGammaTransferFunction (
- in_node->number_child<double> ("Power"),
- in_node->number_child<double> ("Threshold"),
- in_node->number_child<double> ("A"),
- in_node->number_child<double> ("B")
- ));
+ _in = make_shared<dcp::ModifiedGammaTransferFunction>(
+ in_node->number_child<double>("Power"),
+ in_node->number_child<double>("Threshold"),
+ in_node->number_child<double>("A"),
+ in_node->number_child<double>("B")
+ );
+ } else if (in_type == "SGamut3") {
+ _in = make_shared<dcp::SGamut3TransferFunction>();
}
} else {
/* Version 1.x */
-
+
if (node->bool_child ("InputGammaLinearised")) {
- _in.reset (new dcp::ModifiedGammaTransferFunction (node->number_child<float> ("InputGamma"), 0.04045, 0.055, 12.92));
+ _in.reset (new dcp::ModifiedGammaTransferFunction (node->number_child<double> ("InputGamma"), 0.04045, 0.055, 12.92));
} else {
- _in.reset (new dcp::GammaTransferFunction (node->number_child<float> ("InputGamma")));
+ _in.reset (new dcp::GammaTransferFunction (node->number_child<double> ("InputGamma")));
}
}
- _yuv_to_rgb = static_cast<dcp::YUVToRGB> (node->optional_number_child<int>("YUVToRGB").get_value_or (dcp::YUV_TO_RGB_REC601));
-
- list<cxml::NodePtr> m = node->node_children ("Matrix");
+ _yuv_to_rgb = static_cast<dcp::YUVToRGB>(node->optional_number_child<int>("YUVToRGB").get_value_or(static_cast<int>(dcp::YUVToRGB::REC601)));
+
+ auto m = node->node_children ("Matrix");
if (!m.empty ()) {
/* Read in old <Matrix> nodes and convert them to chromaticities */
boost::numeric::ublas::matrix<double> C (3, 3);
- for (list<cxml::NodePtr>::iterator i = m.begin(); i != m.end(); ++i) {
- int const ti = (*i)->number_attribute<int> ("i");
- int const tj = (*i)->number_attribute<int> ("j");
- C(ti, tj) = raw_convert<double> ((*i)->content ());
+ for (auto i: m) {
+ int const ti = i->number_attribute<int>("i");
+ int const tj = i->number_attribute<int>("j");
+ C(ti, tj) = raw_convert<double>(i->content());
}
double const rd = C(0, 0) + C(1, 0) + C(2, 0);
node->number_child<double> ("AdjustedWhiteX"), node->number_child<double> ("AdjustedWhiteY")
);
}
- }
-
- _out.reset (new dcp::GammaTransferFunction (node->number_child<double> ("OutputGamma")));
+ }
+
+ auto gamma = node->optional_number_child<double>("OutputGamma");
+ if (gamma) {
+ _out = make_shared<dcp::GammaTransferFunction>(node->number_child<double>("OutputGamma"));
+ } else {
+ _out = make_shared<dcp::IdentityTransferFunction>();
+ }
}
boost::optional<ColourConversion>
void
ColourConversion::as_xml (xmlpp::Node* node) const
{
- xmlpp::Node* in_node = node->add_child ("InputTransferFunction");
+ auto in_node = node->add_child ("InputTransferFunction");
if (dynamic_pointer_cast<const dcp::GammaTransferFunction> (_in)) {
- shared_ptr<const dcp::GammaTransferFunction> tf = dynamic_pointer_cast<const dcp::GammaTransferFunction> (_in);
+ auto tf = dynamic_pointer_cast<const dcp::GammaTransferFunction> (_in);
in_node->add_child("Type")->add_child_text ("Gamma");
in_node->add_child("Gamma")->add_child_text (raw_convert<string> (tf->gamma ()));
} else if (dynamic_pointer_cast<const dcp::ModifiedGammaTransferFunction> (_in)) {
- shared_ptr<const dcp::ModifiedGammaTransferFunction> tf = dynamic_pointer_cast<const dcp::ModifiedGammaTransferFunction> (_in);
+ auto tf = dynamic_pointer_cast<const dcp::ModifiedGammaTransferFunction> (_in);
in_node->add_child("Type")->add_child_text ("ModifiedGamma");
in_node->add_child("Power")->add_child_text (raw_convert<string> (tf->power ()));
in_node->add_child("Threshold")->add_child_text (raw_convert<string> (tf->threshold ()));
in_node->add_child("A")->add_child_text (raw_convert<string> (tf->A ()));
in_node->add_child("B")->add_child_text (raw_convert<string> (tf->B ()));
+ } else if (dynamic_pointer_cast<const dcp::SGamut3TransferFunction> (_in)) {
+ in_node->add_child("Type")->add_child_text ("SGamut3");
}
+ node->add_child("YUVToRGB")->add_child_text (raw_convert<string> (static_cast<int> (_yuv_to_rgb)));
node->add_child("RedX")->add_child_text (raw_convert<string> (_red.x));
node->add_child("RedY")->add_child_text (raw_convert<string> (_red.y));
node->add_child("GreenX")->add_child_text (raw_convert<string> (_green.x));
node->add_child("AdjustedWhiteY")->add_child_text (raw_convert<string> (_adjusted_white.get().y));
}
- node->add_child("OutputGamma")->add_child_text (raw_convert<string> (dynamic_pointer_cast<const dcp::GammaTransferFunction> (_out)->gamma ()));
+ if (dynamic_pointer_cast<const dcp::GammaTransferFunction> (_out)) {
+ shared_ptr<const dcp::GammaTransferFunction> gf = dynamic_pointer_cast<const dcp::GammaTransferFunction> (_out);
+ node->add_child("OutputGamma")->add_child_text (raw_convert<string> (gf->gamma ()));
+ }
}
optional<size_t>
ColourConversion::preset () const
{
- vector<PresetColourConversion> presets = PresetColourConversion::all ();
+ auto presets = PresetColourConversion::all ();
size_t i = 0;
- while (i < presets.size() && (presets[i].conversion != *this)) {
+ while (i < presets.size() && presets[i].conversion != *this) {
++i;
}
if (i >= presets.size ()) {
- return optional<size_t> ();
+ return {};
}
return i;
string
ColourConversion::identifier () const
{
- MD5Digester digester;
+ Digester digester;
if (dynamic_pointer_cast<const dcp::GammaTransferFunction> (_in)) {
shared_ptr<const dcp::GammaTransferFunction> tf = dynamic_pointer_cast<const dcp::GammaTransferFunction> (_in);
digester.add (_adjusted_white.get().y);
}
- digester.add (dynamic_pointer_cast<const dcp::GammaTransferFunction> (_out)->gamma ());
-
+ digester.add(static_cast<int>(_yuv_to_rgb));
+
+ auto gf = dynamic_pointer_cast<const dcp::GammaTransferFunction> (_out);
+ if (gf) {
+ digester.add (gf->gamma ());
+ }
+
return digester.get ();
}
_presets.push_back (PresetColourConversion (_("Rec. 601"), "rec601", dcp::ColourConversion::rec601_to_xyz ()));
_presets.push_back (PresetColourConversion (_("Rec. 709"), "rec709", dcp::ColourConversion::rec709_to_xyz ()));
_presets.push_back (PresetColourConversion (_("P3"), "p3", dcp::ColourConversion::p3_to_xyz ()));
+ _presets.push_back (PresetColourConversion (_("Rec. 1886"), "rec1886", dcp::ColourConversion::rec1886_to_xyz ()));
+ _presets.push_back (PresetColourConversion (_("Rec. 2020"), "rec2020", dcp::ColourConversion::rec2020_to_xyz ()));
+ _presets.push_back (PresetColourConversion (_("S-Gamut3/S-Log3"), "sgamut3", dcp::ColourConversion::s_gamut3_to_xyz ()));
}
PresetColourConversion
PresetColourConversion::from_id (string s)
{
- BOOST_FOREACH (PresetColourConversion const& i, _presets) {
+ for (auto const& i: _presets) {
if (i.id == s) {
return i;
}
DCPOMATIC_ASSERT (false);
}
-