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Unify loudness settings, prepare for custom user config

This commit is contained in:
Robin Gareus 2021-04-11 15:04:32 +02:00
parent f8f6eb51ed
commit 735a8f7175
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
3 changed files with 324 additions and 0 deletions
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229
gtk2_ardour/loudness_settings.cc Normal file
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/*
* Copyright (C) 2021 Robin Gareus <robin@gareus.org>
*
* 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 <glib.h>
#include "pbd/gstdio_compat.h"
#include <glibmm/miscutils.h>
#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 <ALoudnessPreset>::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 <ALoudnessPreset>::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 <ALoudnessPreset>::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 <ALoudnessPreset>::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;
}

94
gtk2_ardour/loudness_settings.h Normal file
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@ -0,0 +1,94 @@
/*
* Copyright (C) 2021 Robin Gareus <robin@gareus.org>
*
* 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<ALoudnessPreset> 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 <ALoudnessPreset> _p;
bool _save;
};
#endif

1
gtk2_ardour/wscript
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@ -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',