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UI: Implement stereo balancing

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This commit is contained in:
cg2121
2017-10-08 05:15:28 -05:00
parent 92d7c81077
commit a4a7deeed6
9 changed files with 134 additions and 25 deletions
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65
UI/adv-audio-control.cpp
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@@ -8,6 +8,7 @@
#include "qt-wrappers.hpp"
#include "obs-app.hpp"
#include "adv-audio-control.hpp"
#include "window-basic-main.hpp"
#ifndef NSEC_PER_MSEC
#define NSEC_PER_MSEC 1000000
@@ -25,13 +26,13 @@ OBSAdvAudioCtrl::OBSAdvAudioCtrl(QGridLayout *, obs_source_t *source_)
forceMonoContainer = new QWidget();
mixerContainer = new QWidget();
panningContainer = new QWidget();
balanceContainer = new QWidget();
labelL = new QLabel();
labelR = new QLabel();
nameLabel = new QLabel();
volume = new QSpinBox();
forceMono = new QCheckBox();
panning = new QSlider(Qt::Horizontal);
balance = new QSlider(Qt::Horizontal);
#if defined(_WIN32) || defined(__APPLE__) || HAVE_PULSEAUDIO
monitoringType = new QComboBox();
#endif
@@ -60,8 +61,8 @@ OBSAdvAudioCtrl::OBSAdvAudioCtrl(QGridLayout *, obs_source_t *source_)
mixerContainer->setLayout(hlayout);
hlayout = new QHBoxLayout();
hlayout->setContentsMargins(0, 0, 0, 0);
panningContainer->setLayout(hlayout);
panningContainer->setMinimumWidth(100);
balanceContainer->setLayout(hlayout);
balanceContainer->setMinimumWidth(100);
labelL->setText("L");
@@ -81,11 +82,23 @@ OBSAdvAudioCtrl::OBSAdvAudioCtrl(QGridLayout *, obs_source_t *source_)
forceMonoContainer->layout()->setAlignment(forceMono,
Qt::AlignHCenter | Qt::AlignVCenter);
panning->setMinimum(0);
panning->setMaximum(100);
panning->setTickPosition(QSlider::TicksAbove);
panning->setEnabled(false);
panning->setValue(50); /* XXX */
balance->setMinimum(0);
balance->setMaximum(100);
balance->setTickPosition(QSlider::TicksAbove);
balance->setTickInterval(50);
OBSBasic *main = reinterpret_cast<OBSBasic*>(App()->GetMainWindow());
const char *speakers = config_get_string(main->Config(), "Audio",
"ChannelSetup");
if (strcmp(speakers, "Mono") == 0)
balance->setEnabled(false);
else
balance->setEnabled(true);
float bal = obs_source_get_balance_value(source) * 100.0f;
balance->setValue((int)bal);
int64_t cur_sync = obs_source_get_sync_offset(source);
syncOffset->setMinimum(-20000);
@@ -118,10 +131,14 @@ OBSAdvAudioCtrl::OBSAdvAudioCtrl(QGridLayout *, obs_source_t *source_)
mixer6->setText("6");
mixer6->setChecked(mixers & (1<<5));
panningContainer->layout()->addWidget(labelL);
panningContainer->layout()->addWidget(panning);
panningContainer->layout()->addWidget(labelR);
panningContainer->setMaximumWidth(170);
speaker_layout sl = obs_source_get_speaker_layout(source);
if (sl == SPEAKERS_STEREO) {
balanceContainer->layout()->addWidget(labelL);
balanceContainer->layout()->addWidget(balance);
balanceContainer->layout()->addWidget(labelR);
balanceContainer->setMaximumWidth(170);
}
mixerContainer->layout()->addWidget(mixer1);
mixerContainer->layout()->addWidget(mixer2);
@@ -134,8 +151,8 @@ OBSAdvAudioCtrl::OBSAdvAudioCtrl(QGridLayout *, obs_source_t *source_)
this, SLOT(volumeChanged(int)));
QWidget::connect(forceMono, SIGNAL(clicked(bool)),
this, SLOT(downmixMonoChanged(bool)));
QWidget::connect(panning, SIGNAL(valueChanged(int)),
this, SLOT(panningChanged(int)));
QWidget::connect(balance, SIGNAL(valueChanged(int)),
this, SLOT(balanceChanged(int)));
QWidget::connect(syncOffset, SIGNAL(valueChanged(int)),
this, SLOT(syncOffsetChanged(int)));
#if defined(_WIN32) || defined(__APPLE__) || HAVE_PULSEAUDIO
@@ -163,7 +180,7 @@ OBSAdvAudioCtrl::~OBSAdvAudioCtrl()
nameLabel->deleteLater();
volume->deleteLater();
forceMonoContainer->deleteLater();
panningContainer->deleteLater();
balanceContainer->deleteLater();
syncOffset->deleteLater();
#if defined(_WIN32) || defined(__APPLE__) || HAVE_PULSEAUDIO
monitoringType->deleteLater();
@@ -179,7 +196,7 @@ void OBSAdvAudioCtrl::ShowAudioControl(QGridLayout *layout)
layout->addWidget(nameLabel, lastRow, idx++);
layout->addWidget(volume, lastRow, idx++);
layout->addWidget(forceMonoContainer, lastRow, idx++);
layout->addWidget(panningContainer, lastRow, idx++);
layout->addWidget(balanceContainer, lastRow, idx++);
layout->addWidget(syncOffset, lastRow, idx++);
#if defined(_WIN32) || defined(__APPLE__) || HAVE_PULSEAUDIO
layout->addWidget(monitoringType, lastRow, idx++);
@@ -283,10 +300,18 @@ void OBSAdvAudioCtrl::downmixMonoChanged(bool checked)
}
}
void OBSAdvAudioCtrl::panningChanged(int val)
void OBSAdvAudioCtrl::balanceChanged(int val)
{
/* TODO */
UNUSED_PARAMETER(val);
float bal = (float)val / 100.0f;
if (abs(50 - val) < 10) {
balance->blockSignals(true);
balance->setValue(50);
bal = 0.5f;
balance->blockSignals(false);
}
obs_source_set_balance_value(source, bal);
}
void OBSAdvAudioCtrl::syncOffsetChanged(int milliseconds)