obs-studio/UI/adv-audio-control.cpp
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2019-06-23 23:49:10 -07:00

413 lines
12 KiB
C++

#include <QHBoxLayout>
#include <QGridLayout>
#include <QLabel>
#include <QSpinBox>
#include <QComboBox>
#include <QCheckBox>
#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
#endif
#define MIN_DB -96.0
#define MAX_DB 26.0
OBSAdvAudioCtrl::OBSAdvAudioCtrl(QGridLayout *, obs_source_t *source_)
: source(source_)
{
QHBoxLayout *hlayout;
signal_handler_t *handler = obs_source_get_signal_handler(source);
const char *sourceName = obs_source_get_name(source);
float vol = obs_source_get_volume(source);
uint32_t flags = obs_source_get_flags(source);
uint32_t mixers = obs_source_get_audio_mixers(source);
forceMonoContainer = new QWidget();
mixerContainer = new QWidget();
balanceContainer = new QWidget();
labelL = new QLabel();
labelR = new QLabel();
nameLabel = new QLabel();
volume = new QDoubleSpinBox();
forceMono = new QCheckBox();
balance = new BalanceSlider();
#if defined(_WIN32) || defined(__APPLE__) || HAVE_PULSEAUDIO
monitoringType = new QComboBox();
#endif
syncOffset = new QSpinBox();
mixer1 = new QCheckBox();
mixer2 = new QCheckBox();
mixer3 = new QCheckBox();
mixer4 = new QCheckBox();
mixer5 = new QCheckBox();
mixer6 = new QCheckBox();
volChangedSignal.Connect(handler, "volume", OBSSourceVolumeChanged,
this);
syncOffsetSignal.Connect(handler, "audio_sync", OBSSourceSyncChanged,
this);
flagsSignal.Connect(handler, "update_flags", OBSSourceFlagsChanged,
this);
mixersSignal.Connect(handler, "audio_mixers", OBSSourceMixersChanged,
this);
hlayout = new QHBoxLayout();
hlayout->setContentsMargins(0, 0, 0, 0);
forceMonoContainer->setLayout(hlayout);
hlayout = new QHBoxLayout();
hlayout->setContentsMargins(0, 0, 0, 0);
mixerContainer->setLayout(hlayout);
hlayout = new QHBoxLayout();
hlayout->setContentsMargins(0, 0, 0, 0);
balanceContainer->setLayout(hlayout);
balanceContainer->setMinimumWidth(100);
labelL->setText("L");
labelR->setText("R");
nameLabel->setMinimumWidth(170);
nameLabel->setText(QT_UTF8(sourceName));
nameLabel->setAlignment(Qt::AlignHCenter | Qt::AlignVCenter);
volume->setMinimum(MIN_DB - 0.1);
volume->setMaximum(MAX_DB);
volume->setSingleStep(0.1);
volume->setDecimals(1);
volume->setSuffix(" dB");
volume->setValue(obs_mul_to_db(vol));
if (volume->value() < MIN_DB)
volume->setSpecialValueText("-inf dB");
forceMono->setChecked((flags & OBS_SOURCE_FLAG_FORCE_MONO) != 0);
forceMonoContainer->layout()->addWidget(forceMono);
forceMonoContainer->layout()->setAlignment(
forceMono, Qt::AlignHCenter | Qt::AlignVCenter);
balance->setOrientation(Qt::Horizontal);
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(-950);
syncOffset->setMaximum(20000);
syncOffset->setValue(int(cur_sync / NSEC_PER_MSEC));
int idx;
#if defined(_WIN32) || defined(__APPLE__) || HAVE_PULSEAUDIO
monitoringType->addItem(QTStr("Basic.AdvAudio.Monitoring.None"),
(int)OBS_MONITORING_TYPE_NONE);
monitoringType->addItem(QTStr("Basic.AdvAudio.Monitoring.MonitorOnly"),
(int)OBS_MONITORING_TYPE_MONITOR_ONLY);
monitoringType->addItem(QTStr("Basic.AdvAudio.Monitoring.Both"),
(int)OBS_MONITORING_TYPE_MONITOR_AND_OUTPUT);
int mt = (int)obs_source_get_monitoring_type(source);
idx = monitoringType->findData(mt);
monitoringType->setCurrentIndex(idx);
#endif
mixer1->setText("1");
mixer1->setChecked(mixers & (1 << 0));
mixer2->setText("2");
mixer2->setChecked(mixers & (1 << 1));
mixer3->setText("3");
mixer3->setChecked(mixers & (1 << 2));
mixer4->setText("4");
mixer4->setChecked(mixers & (1 << 3));
mixer5->setText("5");
mixer5->setChecked(mixers & (1 << 4));
mixer6->setText("6");
mixer6->setChecked(mixers & (1 << 5));
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);
mixerContainer->layout()->addWidget(mixer3);
mixerContainer->layout()->addWidget(mixer4);
mixerContainer->layout()->addWidget(mixer5);
mixerContainer->layout()->addWidget(mixer6);
QWidget::connect(volume, SIGNAL(valueChanged(double)), this,
SLOT(volumeChanged(double)));
QWidget::connect(forceMono, SIGNAL(clicked(bool)), this,
SLOT(downmixMonoChanged(bool)));
QWidget::connect(balance, SIGNAL(valueChanged(int)), this,
SLOT(balanceChanged(int)));
QWidget::connect(balance, SIGNAL(doubleClicked()), this,
SLOT(ResetBalance()));
QWidget::connect(syncOffset, SIGNAL(valueChanged(int)), this,
SLOT(syncOffsetChanged(int)));
#if defined(_WIN32) || defined(__APPLE__) || HAVE_PULSEAUDIO
QWidget::connect(monitoringType, SIGNAL(currentIndexChanged(int)), this,
SLOT(monitoringTypeChanged(int)));
#endif
QWidget::connect(mixer1, SIGNAL(clicked(bool)), this,
SLOT(mixer1Changed(bool)));
QWidget::connect(mixer2, SIGNAL(clicked(bool)), this,
SLOT(mixer2Changed(bool)));
QWidget::connect(mixer3, SIGNAL(clicked(bool)), this,
SLOT(mixer3Changed(bool)));
QWidget::connect(mixer4, SIGNAL(clicked(bool)), this,
SLOT(mixer4Changed(bool)));
QWidget::connect(mixer5, SIGNAL(clicked(bool)), this,
SLOT(mixer5Changed(bool)));
QWidget::connect(mixer6, SIGNAL(clicked(bool)), this,
SLOT(mixer6Changed(bool)));
setObjectName(sourceName);
}
OBSAdvAudioCtrl::~OBSAdvAudioCtrl()
{
nameLabel->deleteLater();
volume->deleteLater();
forceMonoContainer->deleteLater();
balanceContainer->deleteLater();
syncOffset->deleteLater();
#if defined(_WIN32) || defined(__APPLE__) || HAVE_PULSEAUDIO
monitoringType->deleteLater();
#endif
mixerContainer->deleteLater();
}
void OBSAdvAudioCtrl::ShowAudioControl(QGridLayout *layout)
{
int lastRow = layout->rowCount();
int idx = 0;
layout->addWidget(nameLabel, lastRow, idx++);
layout->addWidget(volume, lastRow, idx++);
layout->addWidget(forceMonoContainer, lastRow, idx++);
layout->addWidget(balanceContainer, lastRow, idx++);
layout->addWidget(syncOffset, lastRow, idx++);
#if defined(_WIN32) || defined(__APPLE__) || HAVE_PULSEAUDIO
layout->addWidget(monitoringType, lastRow, idx++);
#endif
layout->addWidget(mixerContainer, lastRow, idx++);
layout->layout()->setAlignment(mixerContainer,
Qt::AlignHCenter | Qt::AlignVCenter);
}
/* ------------------------------------------------------------------------- */
/* OBS source callbacks */
void OBSAdvAudioCtrl::OBSSourceFlagsChanged(void *param, calldata_t *calldata)
{
uint32_t flags = (uint32_t)calldata_int(calldata, "flags");
QMetaObject::invokeMethod(reinterpret_cast<OBSAdvAudioCtrl *>(param),
"SourceFlagsChanged", Q_ARG(uint32_t, flags));
}
void OBSAdvAudioCtrl::OBSSourceVolumeChanged(void *param, calldata_t *calldata)
{
float volume = (float)calldata_float(calldata, "volume");
QMetaObject::invokeMethod(reinterpret_cast<OBSAdvAudioCtrl *>(param),
"SourceVolumeChanged", Q_ARG(float, volume));
}
void OBSAdvAudioCtrl::OBSSourceSyncChanged(void *param, calldata_t *calldata)
{
int64_t offset = calldata_int(calldata, "offset");
QMetaObject::invokeMethod(reinterpret_cast<OBSAdvAudioCtrl *>(param),
"SourceSyncChanged", Q_ARG(int64_t, offset));
}
void OBSAdvAudioCtrl::OBSSourceMixersChanged(void *param, calldata_t *calldata)
{
uint32_t mixers = (uint32_t)calldata_int(calldata, "mixers");
QMetaObject::invokeMethod(reinterpret_cast<OBSAdvAudioCtrl *>(param),
"SourceMixersChanged",
Q_ARG(uint32_t, mixers));
}
/* ------------------------------------------------------------------------- */
/* Qt event queue source callbacks */
static inline void setCheckboxState(QCheckBox *checkbox, bool checked)
{
checkbox->blockSignals(true);
checkbox->setChecked(checked);
checkbox->blockSignals(false);
}
void OBSAdvAudioCtrl::SourceFlagsChanged(uint32_t flags)
{
bool forceMonoVal = (flags & OBS_SOURCE_FLAG_FORCE_MONO) != 0;
setCheckboxState(forceMono, forceMonoVal);
}
void OBSAdvAudioCtrl::SourceVolumeChanged(float value)
{
volume->blockSignals(true);
volume->setValue(obs_mul_to_db(value));
volume->blockSignals(false);
}
void OBSAdvAudioCtrl::SourceSyncChanged(int64_t offset)
{
syncOffset->setValue(offset / NSEC_PER_MSEC);
}
void OBSAdvAudioCtrl::SourceMixersChanged(uint32_t mixers)
{
setCheckboxState(mixer1, mixers & (1 << 0));
setCheckboxState(mixer2, mixers & (1 << 1));
setCheckboxState(mixer3, mixers & (1 << 2));
setCheckboxState(mixer4, mixers & (1 << 3));
setCheckboxState(mixer5, mixers & (1 << 4));
setCheckboxState(mixer6, mixers & (1 << 5));
}
/* ------------------------------------------------------------------------- */
/* Qt control callbacks */
void OBSAdvAudioCtrl::volumeChanged(double db)
{
if (db < MIN_DB) {
volume->setSpecialValueText("-inf dB");
db = -INFINITY;
}
float val = obs_db_to_mul(db);
obs_source_set_volume(source, val);
}
void OBSAdvAudioCtrl::downmixMonoChanged(bool checked)
{
uint32_t flags = obs_source_get_flags(source);
bool forceMonoActive = (flags & OBS_SOURCE_FLAG_FORCE_MONO) != 0;
if (forceMonoActive != checked) {
if (checked)
flags |= OBS_SOURCE_FLAG_FORCE_MONO;
else
flags &= ~OBS_SOURCE_FLAG_FORCE_MONO;
obs_source_set_flags(source, flags);
}
}
void OBSAdvAudioCtrl::balanceChanged(int 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::ResetBalance()
{
balance->setValue(50);
}
void OBSAdvAudioCtrl::syncOffsetChanged(int milliseconds)
{
int64_t cur_val = obs_source_get_sync_offset(source);
if (cur_val / NSEC_PER_MSEC != milliseconds)
obs_source_set_sync_offset(source, int64_t(milliseconds) *
NSEC_PER_MSEC);
}
void OBSAdvAudioCtrl::monitoringTypeChanged(int index)
{
int mt = monitoringType->itemData(index).toInt();
obs_source_set_monitoring_type(source, (obs_monitoring_type)mt);
const char *type = nullptr;
switch (mt) {
case OBS_MONITORING_TYPE_NONE:
type = "none";
break;
case OBS_MONITORING_TYPE_MONITOR_ONLY:
type = "monitor only";
break;
case OBS_MONITORING_TYPE_MONITOR_AND_OUTPUT:
type = "monitor and output";
break;
}
blog(LOG_INFO, "User changed audio monitoring for source '%s' to: %s",
obs_source_get_name(source), type);
}
static inline void setMixer(obs_source_t *source, const int mixerIdx,
const bool checked)
{
uint32_t mixers = obs_source_get_audio_mixers(source);
uint32_t new_mixers = mixers;
if (checked)
new_mixers |= (1 << mixerIdx);
else
new_mixers &= ~(1 << mixerIdx);
obs_source_set_audio_mixers(source, new_mixers);
}
void OBSAdvAudioCtrl::mixer1Changed(bool checked)
{
setMixer(source, 0, checked);
}
void OBSAdvAudioCtrl::mixer2Changed(bool checked)
{
setMixer(source, 1, checked);
}
void OBSAdvAudioCtrl::mixer3Changed(bool checked)
{
setMixer(source, 2, checked);
}
void OBSAdvAudioCtrl::mixer4Changed(bool checked)
{
setMixer(source, 3, checked);
}
void OBSAdvAudioCtrl::mixer5Changed(bool checked)
{
setMixer(source, 4, checked);
}
void OBSAdvAudioCtrl::mixer6Changed(bool checked)
{
setMixer(source, 5, checked);
}