hyperion.ng/libsrc/hyperion/Hyperion.cpp

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// STL includes
#include <cassert>
// QT includes
#include <QDateTime>
#include <QThread>
#include <QRegExp>
#include <QString>
#include <QStringList>
// JsonSchema include
#include <utils/jsonschema/JsonFactory.h>
// hyperion include
#include <hyperion/Hyperion.h>
#include <hyperion/ImageProcessorFactory.h>
// Leddevice includes
#include <leddevice/LedDevice.h>
#include <leddevice/LedDeviceFactory.h>
#include "MultiColorTransform.h"
#include "LinearColorSmoothing.h"
// effect engine includes
#include <effectengine/EffectEngine.h>
Hyperion::ColorOrder Hyperion::createColorOrder(const Json::Value &deviceConfig)
{
// deprecated: force BGR when the deprecated flag is present and set to true
if (deviceConfig.get("bgr-output", false).asBool())
{
return ORDER_BGR;
}
std::string order = deviceConfig.get("colorOrder", "rgb").asString();
if (order == "rgb")
{
return ORDER_RGB;
}
else if (order == "bgr")
{
return ORDER_BGR;
}
else if (order == "rbg")
{
return ORDER_RBG;
}
else if (order == "brg")
{
return ORDER_BRG;
}
else if (order == "gbr")
{
return ORDER_GBR;
}
else if (order == "grb")
{
return ORDER_GRB;
}
else
{
std::cout << "Unknown color order defined (" << order << "). Using RGB." << std::endl;
}
return ORDER_RGB;
}
ColorTransform * Hyperion::createColorTransform(const Json::Value & transformConfig)
{
const std::string id = transformConfig.get("id", "default").asString();
RgbChannelTransform * redTransform = createRgbChannelTransform(transformConfig["red"]);
RgbChannelTransform * greenTransform = createRgbChannelTransform(transformConfig["green"]);
RgbChannelTransform * blueTransform = createRgbChannelTransform(transformConfig["blue"]);
HsvTransform * hsvTransform = createHsvTransform(transformConfig["hsv"]);
ColorTransform * transform = new ColorTransform();
transform->_id = id;
transform->_rgbRedTransform = *redTransform;
transform->_rgbGreenTransform = *greenTransform;
transform->_rgbBlueTransform = *blueTransform;
transform->_hsvTransform = *hsvTransform;
// Cleanup the allocated individual transforms
delete redTransform;
delete greenTransform;
delete blueTransform;
delete hsvTransform;
return transform;
}
MultiColorTransform * Hyperion::createLedColorsTransform(const unsigned ledCnt, const Json::Value & colorConfig)
{
// Create the result, the transforms are added to this
MultiColorTransform * transform = new MultiColorTransform(ledCnt);
const Json::Value transformConfig = colorConfig.get("transform", Json::nullValue);
if (transformConfig.isNull())
{
// Old style color transformation config (just one for all leds)
ColorTransform * colorTransform = createColorTransform(colorConfig);
transform->addTransform(colorTransform);
transform->setTransformForLed(colorTransform->_id, 0, ledCnt-1);
}
else if (!transformConfig.isArray())
{
ColorTransform * colorTransform = createColorTransform(transformConfig);
transform->addTransform(colorTransform);
transform->setTransformForLed(colorTransform->_id, 0, ledCnt-1);
}
else
{
const QRegExp overallExp("([0-9]+(\\-[0-9]+)?)(,[ ]*([0-9]+(\\-[0-9]+)?))*");
for (Json::UInt i = 0; i < transformConfig.size(); ++i)
{
const Json::Value & config = transformConfig[i];
ColorTransform * colorTransform = createColorTransform(config);
transform->addTransform(colorTransform);
const QString ledIndicesStr = QString(config.get("leds", "").asCString()).trimmed();
if (ledIndicesStr.compare("*") == 0)
{
// Special case for indices '*' => all leds
transform->setTransformForLed(colorTransform->_id, 0, ledCnt-1);
std::cout << "ColorTransform '" << colorTransform->_id << "' => [0; "<< ledCnt-1 << "]" << std::endl;
continue;
}
if (!overallExp.exactMatch(ledIndicesStr))
{
std::cerr << "Given led indices " << i << " not correct format: " << ledIndicesStr.toStdString() << std::endl;
continue;
}
std::cout << "ColorTransform '" << colorTransform->_id << "' => [";
const QStringList ledIndexList = ledIndicesStr.split(",");
for (int i=0; i<ledIndexList.size(); ++i) {
if (i > 0)
{
std::cout << ", ";
}
if (ledIndexList[i].contains("-"))
{
QStringList ledIndices = ledIndexList[i].split("-");
int startInd = ledIndices[0].toInt();
int endInd = ledIndices[1].toInt();
transform->setTransformForLed(colorTransform->_id, startInd, endInd);
std::cout << startInd << "-" << endInd;
}
else
{
int index = ledIndexList[i].toInt();
transform->setTransformForLed(colorTransform->_id, index, index);
std::cout << index;
}
}
std::cout << "]" << std::endl;
}
}
return transform;
}
HsvTransform * Hyperion::createHsvTransform(const Json::Value & hsvConfig)
{
const double saturationGain = hsvConfig.get("saturationGain", 1.0).asDouble();
const double valueGain = hsvConfig.get("valueGain", 1.0).asDouble();
return new HsvTransform(saturationGain, valueGain);
}
RgbChannelTransform* Hyperion::createRgbChannelTransform(const Json::Value& colorConfig)
{
const double threshold = colorConfig.get("threshold", 0.0).asDouble();
const double gamma = colorConfig.get("gamma", 1.0).asDouble();
const double blacklevel = colorConfig.get("blacklevel", 0.0).asDouble();
const double whitelevel = colorConfig.get("whitelevel", 1.0).asDouble();
RgbChannelTransform* transform = new RgbChannelTransform(threshold, gamma, blacklevel, whitelevel);
return transform;
}
LedString Hyperion::createLedString(const Json::Value& ledsConfig)
{
LedString ledString;
for (const Json::Value& ledConfig : ledsConfig)
{
Led led;
led.index = ledConfig["index"].asInt();
const Json::Value& hscanConfig = ledConfig["hscan"];
const Json::Value& vscanConfig = ledConfig["vscan"];
led.minX_frac = std::max(0.0, std::min(1.0, hscanConfig["minimum"].asDouble()));
led.maxX_frac = std::max(0.0, std::min(1.0, hscanConfig["maximum"].asDouble()));
led.minY_frac = std::max(0.0, std::min(1.0, vscanConfig["minimum"].asDouble()));
led.maxY_frac = std::max(0.0, std::min(1.0, vscanConfig["maximum"].asDouble()));
// Fix if the user swapped min and max
if (led.minX_frac > led.maxX_frac)
{
std::swap(led.minX_frac, led.maxX_frac);
}
if (led.minY_frac > led.maxY_frac)
{
std::swap(led.minY_frac, led.maxY_frac);
}
ledString.leds().push_back(led);
}
// Make sure the leds are sorted (on their indices)
std::sort(ledString.leds().begin(), ledString.leds().end(), [](const Led& lhs, const Led& rhs){ return lhs.index < rhs.index; });
return ledString;
}
LedDevice * Hyperion::createColorSmoothing(const Json::Value & smoothingConfig, LedDevice * ledDevice)
{
std::string type = smoothingConfig.get("type", "none").asString();
std::transform(type.begin(), type.end(), type.begin(), ::tolower);
if (type == "none")
{
std::cout << "Not creating any smoothing" << std::endl;
return ledDevice;
}
else if (type == "linear")
{
if (!smoothingConfig.isMember("time_ms"))
{
std::cout << "Unable to create smoothing of type linear because of missing parameter 'time_ms'" << std::endl;
}
else if (!smoothingConfig.isMember("updateFrequency"))
{
std::cout << "Unable to create smoothing of type linear because of missing parameter 'updateFrequency'" << std::endl;
}
else
{
const unsigned updateDelay = smoothingConfig.get("updateDelay", Json::Value(0u)).asUInt();
std::cout << "Creating linear smoothing" << std::endl;
return new LinearColorSmoothing(
ledDevice,
smoothingConfig["updateFrequency"].asDouble(),
smoothingConfig["time_ms"].asInt(),
updateDelay);
}
}
else
{
std::cout << "Unable to create smoothing of type " << type << std::endl;
}
return ledDevice;
}
Hyperion::Hyperion(const Json::Value &jsonConfig) :
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_ledString(createLedString(jsonConfig["leds"])),
_muxer(_ledString.leds().size()),
_raw2ledTransform(createLedColorsTransform(_ledString.leds().size(), jsonConfig["color"])),
_colorOrder(createColorOrder(jsonConfig["device"])),
_device(LedDeviceFactory::construct(jsonConfig["device"])),
_effectEngine(nullptr),
_timer()
{
if (!_raw2ledTransform->verifyTransforms())
{
throw std::runtime_error("Color transformation incorrectly set");
}
// initialize the image processor factory
ImageProcessorFactory::getInstance().init(
_ledString,
jsonConfig["blackborderdetector"].get("enable", true).asBool(),
jsonConfig["blackborderdetector"].get("threshold", 0.01).asDouble());
// initialize the color smoothing filter
_device = createColorSmoothing(jsonConfig["color"]["smoothing"], _device);
// setup the timer
_timer.setSingleShot(true);
QObject::connect(&_timer, SIGNAL(timeout()), this, SLOT(update()));
// create the effect engine
_effectEngine = new EffectEngine(this, jsonConfig["effects"]);
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// initialize the leds
update();
}
Hyperion::~Hyperion()
{
// switch off all leds
clearall();
_device->switchOff();
// delete the effect engine
delete _effectEngine;
// Delete the Led-String
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delete _device;
// delete the color transform
delete _raw2ledTransform;
}
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unsigned Hyperion::getLedCount() const
{
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return _ledString.leds().size();
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}
void Hyperion::setColor(int priority, const ColorRgb &color, const int timeout_ms, bool clearEffects)
{
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// create led output
std::vector<ColorRgb> ledColors(_ledString.leds().size(), color);
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// set colors
setColors(priority, ledColors, timeout_ms, clearEffects);
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}
void Hyperion::setColors(int priority, const std::vector<ColorRgb>& ledColors, const int timeout_ms, bool clearEffects)
{
// clear effects if this call does not come from an effect
if (clearEffects)
{
_effectEngine->channelCleared(priority);
}
if (timeout_ms > 0)
{
const uint64_t timeoutTime = QDateTime::currentMSecsSinceEpoch() + timeout_ms;
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_muxer.setInput(priority, ledColors, timeoutTime);
}
else
{
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_muxer.setInput(priority, ledColors);
}
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if (priority == _muxer.getCurrentPriority())
{
update();
}
}
const std::vector<std::string> & Hyperion::getTransformIds() const
{
return _raw2ledTransform->getTransformIds();
}
ColorTransform * Hyperion::getTransform(const std::string& id)
{
return _raw2ledTransform->getTransform(id);
}
void Hyperion::transformsUpdated()
{
update();
}
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void Hyperion::clear(int priority)
{
if (_muxer.hasPriority(priority))
{
_muxer.clearInput(priority);
// update leds if necessary
if (priority < _muxer.getCurrentPriority())
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{
update();
}
}
// send clear signal to the effect engine
// (outside the check so the effect gets cleared even when the effect is not sending colors)
_effectEngine->channelCleared(priority);
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}
void Hyperion::clearall()
{
_muxer.clearAll();
// update leds
update();
// send clearall signal to the effect engine
_effectEngine->allChannelsCleared();
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}
QList<int> Hyperion::getActivePriorities() const
{
return _muxer.getPriorities();
}
const Hyperion::InputInfo &Hyperion::getPriorityInfo(const int priority) const
{
return _muxer.getInputInfo(priority);
}
const std::list<EffectDefinition> & Hyperion::getEffects() const
{
return _effectEngine->getEffects();
}
int Hyperion::setEffect(const std::string &effectName, int priority, int timeout)
{
return _effectEngine->runEffect(effectName, priority, timeout);
}
int Hyperion::setEffect(const std::string &effectName, const Json::Value &args, int priority, int timeout)
{
return _effectEngine->runEffect(effectName, args, priority, timeout);
}
void Hyperion::update()
{
// Update the muxer, cleaning obsolete priorities
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_muxer.setCurrentTime(QDateTime::currentMSecsSinceEpoch());
// Obtain the current priority channel
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int priority = _muxer.getCurrentPriority();
const PriorityMuxer::InputInfo & priorityInfo = _muxer.getInputInfo(priority);
// Apply the transform to each led and color-channel
std::vector<ColorRgb> ledColors = _raw2ledTransform->applyTransform(priorityInfo.ledColors);
for (ColorRgb& color : ledColors)
{
// correct the color byte order
switch (_colorOrder)
{
case ORDER_RGB:
// leave as it is
break;
case ORDER_BGR:
std::swap(color.red, color.blue);
break;
case ORDER_RBG:
std::swap(color.green, color.blue);
break;
case ORDER_GRB:
std::swap(color.red, color.green);
break;
case ORDER_GBR:
{
uint8_t temp = color.red;
color.red = color.green;
color.green = color.blue;
color.blue = temp;
break;
}
case ORDER_BRG:
{
uint8_t temp = color.red;
color.red = color.blue;
color.blue = color.green;
color.green = temp;
break;
}
}
}
// Write the data to the device
_device->write(ledColors);
// Start the timeout-timer
if (priorityInfo.timeoutTime_ms == -1)
{
_timer.stop();
}
else
{
int timeout_ms = std::max(0, int(priorityInfo.timeoutTime_ms - QDateTime::currentMSecsSinceEpoch()));
_timer.start(timeout_ms);
}
}