diff --git a/gtk2_ardour/loudness_settings.cc b/gtk2_ardour/loudness_settings.cc new file mode 100644 index 0000000000..c4926dafbb --- /dev/null +++ b/gtk2_ardour/loudness_settings.cc @@ -0,0 +1,229 @@ +/* + * Copyright (C) 2021 Robin Gareus + * + * 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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include +#include "pbd/gstdio_compat.h" + +#include + +#include "pbd/compose.h" +#include "pbd/failed_constructor.h" +#include "pbd/xml++.h" + +#include "ardour/filesystem_paths.h" + +#include "loudness_settings.h" + +/* https://www.masteringthemix.com/blogs/learn/76296773-mastering-audio-for-soundcloud-itunes-spotify-and-youtube + * https://youlean.co/loudness-standards-full-comparison-table/ + */ +static CLoudnessPreset factory_presets[] = { + /* clang-format off */ + /* | dbFS dBTP LUFS short mom. | FS, TP , int, sht, mom |maxIntg| notes */ + {"EBU R128", { false, true, true, false, false}, { 0, -1.0, -23, 0, 0 }, {-22.5, -23.5}, true, false}, // +/- 0.5 LU + {"EBU R128 S1", { false, true, true, true, false}, { 0, -1.0, -23, -18, 0 }, {-22.5, -23.5}, false, false}, // +/- 0.5 LU + {"ATSC A/85", { false, true, true, true, false}, { 0, -2.0, -24, 0, 0 }, {-22.0, -26.0}, false, false}, // +/- 2 LU + {"AES Streaming", { false, true, true, false, false}, { 0, -1.0, -18, 0, 0 }, {-16.0, -20.0}, true, false}, // min/max Integrated: -20 / -16 LUFS - same as "ASWG-R001 PORTABLE" + {"ASWG-R001 HOME", { false, true, true, true, false}, { 0, -1.0, -24, 0, 0 }, {-22.0, -26.0}, false, false}, // +/- 2 LU + {"Digital Peak", { true, false, false, false, false}, { 0, 0.0, 0, 0, 0 }, { 0.0, -200.0}, false, false}, + {"CD/DVD", { true, true, true, false, false}, { 0, -0.1, -9, 0, 0 }, { 0.0, -200.0}, true, false}, + + {"Amazon Music", { false, true, true, false, false}, { 0, -2.0, -14, 0, 0 }, { -9.0, -19.0}, true, false}, // -9 to -19 LUFS + {"Apple Music", { false, true, true, false, false}, { 0, -1.0, -16, 0, 0 }, {-15.0, -17.0}, true, false}, // (+/- 1.0 LU) + {"Deezer", { false, true, true, false, false}, { 0, -1.0, -15, 0, 0 }, {-14.0, -16.0}, true, false}, // -14 to -16 LUFS + {"Soundcloud", { false, true, true, false, false}, { 0, -1.0, -10, 0, 0 }, { -8.0, -13.0}, true, false}, // -8 to -13 LUFS + {"Spotify", { false, true, true, false, false}, { 0, -1.0, -14, 0, 0 }, { -8.0, -20.0}, true, false}, // Spotify use replay-gain to match -14 or -11 .. + {"Spotify Loud", { false, true, true, false, false}, { 0, -2.0, -11, 0, 0 }, { -5.0, -17.0}, true, false}, // .. so the min/max range is arbitrary +/- 6dB + {"Youtube", { false, true, true, false, false}, { 0, -1.0, -14, 0, 0 }, {-13.0, -15.0}, true, false}, // -13 to -15 LUFS + /* clang-format on */ +}; + +ALoudnessPreset::ALoudnessPreset (std::string const& n, bool en[LR_LAST], float lvl[LR_LAST]) +{ + label = n; + report = false; + user = true; + + for (size_t i = 0; i < LR_LAST; ++i) { + enable[i] = en[i]; + level[i] = level[i]; + } + LUFS_range[0] = LUFS_range[1] = -200; +} + +ALoudnessPreset::ALoudnessPreset (XMLNode const& node) +{ + user = true; + report = false; + LUFS_range[0] = LUFS_range [1] = -200; + + if (node.name () != "LoudnessPreset") { + throw failed_constructor (); + } + if (!node.get_property ("label", label)) { + throw failed_constructor (); + } + + for (size_t i = 0; i < LR_LAST; ++i) { + if (node.get_property (string_compose ("level-%1", i).c_str(), level[i])) { + enable[i] = true; + } else { + enable[i] = false; + level[i] = 0; + } + } +} + +XMLNode& +ALoudnessPreset::state () const +{ + assert (user); + + XMLNode* node = new XMLNode("LoudnessPreset"); + node->set_property ("label", label); + for (size_t i = 0; i < LR_LAST; ++i) { + if (enable[i]) { + node->set_property (string_compose ("level-%1", i).c_str(), level[i]); + } + } + return *node; +} + +bool +ALoudnessPreset::operator==(ALoudnessPreset const& o) const +{ + for (size_t i = 0; i < LR_LAST; ++i) { + if (enable[i] != o.enable[i]) { + return false; + } + if (enable[i] && level[i] != o.level[i]) { + return false; + } + } + return true; +} + +/* ****************************************************************************/ + +ALoudnessPresets::ALoudnessPresets (bool built_in_only) + : _save (!built_in_only) +{ + for (size_t i = 0; i < sizeof (factory_presets) / sizeof (CLoudnessPreset); ++i) { + _p.push_back (factory_presets[i]); + } + if (built_in_only) { + return; + } + std::string fn = Glib::build_filename (ARDOUR::user_config_directory (), "loudness-presets"); + XMLTree tree; + if (tree.read (fn)) { + XMLNodeList nlist = tree.root()->children(); + XMLNodeConstIterator i; + for (i = nlist.begin(); i != nlist.end(); ++i) { + try { + _p.push_back (ALoudnessPreset (**i)); + } catch (...) { + } + } + } +} + +ALoudnessPresets::~ALoudnessPresets () +{ + if (!_save) { + return; + } + bool have_presets = false; + XMLNode* root (new XMLNode ("LoudnessPresets")); + for (std::vector ::const_iterator i = _p.begin(); i != _p.end (); ++i) { + if (!i->user) { + continue; + } + root->add_child_nocopy (i->state ()); + have_presets = true; + } + std::string fn = Glib::build_filename (ARDOUR::user_config_directory (), "loudness-presets"); + if (have_presets) { + XMLTree tree (fn); + tree.set_root (root); + tree.write(); + } else { + delete root; + ::g_unlink (fn.c_str ()); + } +} + +bool +ALoudnessPresets::find_preset (CLoudnessPreset& clp) const +{ + std::vector ::const_iterator i; + i = std::find (_p.begin (), _p.end(), clp); + if (i == _p.end ()) { + return false; + } + clp = *i; + return true; +} + +bool +ALoudnessPresets::push_back (CLoudnessPreset const& clp) +{ + if (clp.report) { + return false; + } + if (std::find (_p.begin (), _p.end(), clp) != _p.end ()) { + return false; + } + std::vector ::iterator i; + for (i = _p.begin (); i != _p.end (); ++i) { + if (i->label == clp.label) { + if (i->user) { + *i = clp; + return true; + } + return false; + } + } + _p.push_back (clp); + return true; +} + +bool +ALoudnessPresets::erase (CLoudnessPreset const& clp) +{ + std::vector ::const_iterator i; + i = std::find (_p.begin (), _p.end(), clp); + if (i == _p.end ()) { + return false; + } + _p.erase (i); + return true; +} + +bool +ALoudnessPresets::erase (size_t which) +{ + if (which >= _p.size ()) { + return false; + } + if (!_p[which].user) { + return false; + } + _p.erase (_p.begin () + which); + return true; +} diff --git a/gtk2_ardour/loudness_settings.h b/gtk2_ardour/loudness_settings.h new file mode 100644 index 0000000000..83a9d21a24 --- /dev/null +++ b/gtk2_ardour/loudness_settings.h @@ -0,0 +1,94 @@ +/* + * Copyright (C) 2021 Robin Gareus + * + * 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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef _gtkardour_loudness_settings_h_ +#define _gtkardour_loudness_settings_h_ + +class XMLNode; + +struct CLoudnessPreset +{ + enum { + LR_dBFS, + LR_dBTP, + LR_Integrated, + LR_Short, + LR_Momentary, + LR_LAST + }; + + std::string label; + bool enable[LR_LAST]; + float level[LR_LAST]; + float LUFS_range[2]; + bool report; + bool user; +}; + +struct ALoudnessPreset : public CLoudnessPreset +{ + ALoudnessPreset (XMLNode const&); + ALoudnessPreset (std::string const&, bool enable[LR_LAST], float level[LR_LAST]); + ALoudnessPreset (CLoudnessPreset const& c) : CLoudnessPreset (c) {} + + XMLNode& state () const; + bool operator==(ALoudnessPreset const&) const; +}; + +class ALoudnessPresets +{ +public: + ALoudnessPresets (bool built_in_only); + ~ALoudnessPresets (); + + std::vector const& presets () const { + return _p; + } + + bool push_back (CLoudnessPreset const&); + bool erase (CLoudnessPreset const&); + bool erase (size_t); + + CLoudnessPreset const& + operator[] (size_t which) const { + if (which >= _p.size ()) { + throw std::out_of_range ("preset index is out of range"); + } + return _p[which]; + } + + CLoudnessPreset& + operator[] (size_t which) { + if (which >= _p.size ()) { + throw std::out_of_range ("preset index is out of range"); + } + return _p[which]; + } + + size_t n_presets () const { + return _p.size (); + } + + bool find_preset (CLoudnessPreset&) const; + +private: + std::vector _p; + bool _save; +}; + +#endif diff --git a/gtk2_ardour/wscript b/gtk2_ardour/wscript index 336a6d0645..2f219e6b79 100644 --- a/gtk2_ardour/wscript +++ b/gtk2_ardour/wscript @@ -142,6 +142,7 @@ gtk2_ardour_sources = [ 'level_meter.cc', 'location_ui.cc', 'loudness_dialog.cc', + 'loudness_settings.cc', 'lua_script_manager.cc', 'luadialog.cc', 'luainstance.cc',