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frame_worker.cpp
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frame_worker.cpp
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#include "frame_worker.h"
#include <QDebug>
#include <QCoreApplication>
#include <QMutexLocker>
#include <QSharedPointer>
#include <QDebug>
frameWorker::frameWorker(startupOptionsType optionsIn, QObject *parent) :
QObject(parent)
{
/*! \brief Launches cuda_take using the take_object.
* \paragraph
* Also gathers the frame geometry from the backend. These values are used by all other members of Live View.
* Determines the default ceiling to use based on the camera type (14-bit or 16-bit systems)
* \author Jackie Ryan
* \author Noah Levy
*/
sMessage("Starting frameWorker class and CUDA back-end");
lastTime = 0;
this->setObjectName("lv:frameWorker");
this->options = optionsIn;
this->takeOptions.xioDirectory = new std::string();
convertOptions();
to.changeOptions(takeOptions);
if(options.xioCam)
{
// Initial Setup. Program is paused while this dialog is open.
// options are modified in-place, and then copied over to the takeOptionsType for take_object.
setupUI.acceptOptions(&options);
setupUI.setModal(true);
setupUI.setWindowFlag(Qt::WindowStaysOnTopHint, true);
setupUI.exec();
}
this->camcontrol = to.getCamControl();
if(camcontrol==NULL)
abort();
to.start(); // begin cuda_take
//to.setReadDirectory("/mnt/DATA/xio/20170828_DCSEFM_TVAC_AMBIENTFUNCTIONAL_COMPRESS_Test1_ROICIMAGE/");
if( (options.xioDirectoryArray != NULL) && options.xioCam)
{
to.setReadDirectory(options.xioDirectoryArray);
}
#ifdef VERBOSE
qDebug("starting capture");
#endif
frHeight = to.getFrameHeight();
frWidth = to.getFrameWidth();
dataHeight = to.getDataHeight();
base_ceiling = 65536; // max_val[camera_type()];
}
frameWorker::~frameWorker()
{
#ifdef VERBOSE
qDebug() << "end frameWorker";
#endif
doRun = false;
if(this->camcontrol == NULL)
{
abort();
}
this->camcontrol->exit = true;
}
startupOptionsType frameWorker::getStartupOptions() {
return options;
}
void frameWorker::useNewOptions(startupOptionsType newOpts)
{
this->options = newOpts;
convertOptions();
to.changeOptions(takeOptions);
if( (options.xioDirectoryArray != NULL) && options.xioCam)
{
// This not only sets the directory,
// it also kicks off reading files from the directory.
to.setReadDirectory(options.xioDirectoryArray);
}
}
void frameWorker::convertOptions()
{
if(options.xioDirectoryArray != NULL)
{
safeStringSet(takeOptions.xioDirectory, options.xioDirectoryArray);
takeOptions.xioDirSet = true;
if(takeOptions.xioDirectory == NULL)
{
abort();
} else {
if(takeOptions.xioDirSet && takeOptions.xioCam) {
std::cout << "takeOptions xio directory: " << takeOptions.xioDirectory->c_str() << std::endl;
}
}
} else {
abort();
}
takeOptions.height = takeOptions.xioHeight;
takeOptions.width = takeOptions.xioWidth;
takeOptions.debug = options.debug;
takeOptions.laggy = options.laggy;
takeOptions.er2mode = options.er2mode;
takeOptions.headless = options.headless;
takeOptions.noGPU = options.noGPU;
takeOptions.useSHM = options.useSHM;
takeOptions.flightMode = options.flightMode;
takeOptions.disableGPS = options.disableGPS;
takeOptions.disableCamera = options.disableCamera;
takeOptions.runStdDevCalculation = options.runStdDevCalculation;
takeOptions.dataLocationSet = options.dataLocationSet;
takeOptions.gpsIPSet = options.gpsIPSet;
takeOptions.gpsPortSet = options.gpsPortSet;
takeOptions.gpsPort = options.gpsPort;
takeOptions.xioCam = options.xioCam;
takeOptions.rtpCam = options.rtpCam;
takeOptions.rtpNextGen = options.rtpNextGen;
if(options.rtpCam)
{
takeOptions.rtpHeight = options.rtpHeight;
takeOptions.rtpWidth = options.rtpWidth;
takeOptions.havertpInterface = options.havertpInterface;
takeOptions.rtpInterface = options.rtpInterface;
takeOptions.havertpAddress = options.havertpAddress;
takeOptions.rtpAddress = options.rtpAddress;
takeOptions.rtprgb = options.rtprgb;
} else {
takeOptions.rtpHeight = 0;
takeOptions.rtpWidth = 0;
takeOptions.rtpInterface = NULL;
takeOptions.rtpAddress = NULL;
}
takeOptions.height = options.height;
takeOptions.width = options.width;
takeOptions.xioHeight = options.xioHeight;
takeOptions.xioWidth = options.xioWidth;
takeOptions.heightWidthSet = options.heightWidthSet;
takeOptions.targetFPS = options.targetFPS;
if(takeOptions.rtpCam)
{
if(takeOptions.rtpInterface != NULL)
qDebug() << "RTP Interface: " << takeOptions.rtpInterface;
if(takeOptions.rtpAddress != NULL)
qDebug() << "RTP Address: " << takeOptions.rtpAddress;
}
}
// public functions
void frameWorker::setCameraPaused(bool isPaused)
{
if(this->camcontrol == NULL)
{
abort();
}
this->camcontrol->pause = isPaused;
}
camera_t frameWorker::camera_type()
{
/*! \brief Returns the value of the camera_type enum for the current hardware. */
return to.cam_type;
}
unsigned int frameWorker::getFrameHeight()
{
/*! \brief Returns the value of the frame height dimension as an unsigned int (480 for most geometries) */
return frHeight;
}
unsigned int frameWorker::getDataHeight()
{
/*! \brief Reutrns the value of the number of rows of raw data as an unsigned int (including any metadata) */
return dataHeight;
}
unsigned int frameWorker::getFrameWidth()
{
/*! \brief Returns the number of columns as an unsigned int */
return frWidth;
}
bool frameWorker::dsfMaskCollected()
{
/*! \brief Returns whether or not a dark mask is loaded into cuda_take. */
return to.dsfMaskCollected;
}
bool frameWorker::usingDSF()
{
/*! \brief Returns whether or not the dark subtraction filter is being used. */
return to.useDSF;
}
// public slots
void frameWorker::captureFrames()
{
/*!
* \brief The backend communication with take object is handled for each frame in this loop.
* \paragraph
* This event loop determines which processing elements have been completed for a frame in cuda_take.
* First, all other events in the thread are completed, then the process sleeps for 50 microseconds to add wait time to the loop.
* The backend frame, workingFrame is incremented based on the framecount. The framecount indexes the cuda_take ring buffer data
* structure which contains 1500 arriving images from the camera link at a time.
* \paragraph
* Standard Deviation processing and Asynchronous processing are sent as signals from cuda_take. As cuda_take is a non-Qt project,
* the signals are handled as status ints. If the asynchronous processing takes longer than a single loop through the backend, it
* is skipped at the frontend. This prevents access to bad data by the plots. curFrames are therefore the frames which are used by
* the frontend. Additionally, the backend frame saving is communicated between Live View and cuda_take in this loop.
* \author Noah Levy
*/
unsigned long count = 0;
QTime clock;
clock.start();
int restart = 0;
lastTime = clock.elapsed();
unsigned int last_savenum = 0; // unused, really?
unsigned int last_savect = 0;
unsigned int save_num;
unsigned int save_ct;
frame_c *workingFrame;
int microSecondsPerFrame = 0;
// int flags=1;
while(doRun) {
QCoreApplication::processEvents(QEventLoop::AllEvents, 1); // 1ms maximum delay permitted
usleep(50); //So that CPU utilization is not 100%
count = (to.count - 1) % CPU_FRAME_BUFFER_SIZE;
workingFrame = &to.frame_ring_buffer[count];
//workingFrame = &to.frame_ring_buffer[count % CPU_FRAME_BUFFER_SIZE];
if(std_dev_processing_frame != NULL) {
if(std_dev_processing_frame->has_valid_std_dev == 2) {
std_dev_frame = std_dev_processing_frame;
}
}
if(workingFrame->async_filtering_done != 0) {
curFrame = workingFrame;
if (curFrame->has_valid_std_dev == 1) {
std_dev_processing_frame = curFrame;
}
save_num = to.save_framenum.load(std::memory_order_relaxed);
save_ct = to.save_count.load(std::memory_order_relaxed);
if(save_ct != last_savect) {
emit savingFrameNumChanged(save_ct*to.save_num_avgs);
//std::cout << "----\nsave_framenum: " << std::to_string(save_num) << "\n";
//std::cout << "save_count: " << std::to_string(save_ct) << "\n---\n";
}
last_savect = save_ct;
last_savenum = save_num;
// count++;
// Every 25 frames, or, every 200ms, whichever comes first.
if( (count%25 == 0) || ((clock.elapsed() - lastTime) > 50) )
{
this->frameCount = to.count;
if(options.xioCam)
emit updateFrameCountDisplay(to.xioCount);
else
emit updateFrameCountDisplay(to.count);
microSecondsPerFrame = to.getMicroSecondsPerFrame();
if(microSecondsPerFrame != 0)
{
delta = 1000000.0f / microSecondsPerFrame;
emit updateFPS();
}
lastTime = clock.elapsed();
}
} else {
// This happens when the program is drawing the screen faster than the
// frames arrive. It is generally not a problem.
// sMessage("NOTE: Frame not updated.");
}
}
#ifdef VERBOSE
qDebug() << "emitting finished";
#endif
emit finished();
}
void frameWorker::loadDarkFile(QString filename, fileFormat_t format)
{
if(format == fmt_float32)
{
to.loadDSFMask(filename.toStdString());
} else {
to.loadDSFMaskFromFramesU16(filename.toStdString(), format);
}
}
void frameWorker::startCapturingDSFMask()
{
/*! \brief Calls to start collecting dark frames in cuda_take. */
sMessage("Starting to record Dark Frames");
to.startCapturingDSFMask();
}
void frameWorker::finishCapturingDSFMask()
{
/*! \brief Communicates to cuda_take to stop collecting dark frames. */
sMessage("Stop recording Dark Frames");
to.finishCapturingDSFMask();
}
void frameWorker::toggleUseDSF(bool t)
{
/*! \brief Switches the boolean variable to use the DSF mask in the front and backend.
* \param t State variable for the "Use Dark Subtraction Filter" checkbox. */
to.useDSF = t;
}
void frameWorker::startSavingRawData(unsigned int framenum, QString verifiedName, unsigned int numavgsave)
{
/*! \brief Calls to start saving frames in cuda_take at a specified location
* \param framenum Number of frames to save
* \param name Location of target file */
navgs = numavgsave; // keep this around for statusing
to.startSavingRaws(verifiedName.toUtf8().constData(), framenum, numavgsave);
}
void frameWorker::stopSavingRawData()
{
/*! \brief Calls to stop saving frames in cuda_take. */
to.stopSavingRaws();
}
void frameWorker::skipFirstRow(bool checked)
{
/*! \brief Selects whether or not to skip the last row for profiles.
* \param checked True skips the first row, false uses it.
* Using the first row or not means to include it in the range of the mean profile at
* the backend. If the first row of the image contains metadata, it may throw off the
* average of a horizontal profile if included.
*/
isSkippingFirst = checked;
if (isSkippingFirst && crossStartRow < 1)
crossStartRow = 1;
else if (!isSkippingFirst && crossStartRow == 1)
crossStartRow = 0;
to.updateVertRange(crossStartRow, crossHeight);
}
void frameWorker::skipLastRow(bool checked)
{
/*! \brief Selects whether or not to skip the last row for profiles.
* \param checked True skips the last row, false uses it.
* Using the last row or not means to include it in the range of the mean profile at
* the backend. If the last row of the image contains metadata, it may throw off the
* average of a horizontal profile if included.
*/
isSkippingLast = checked;
if (isSkippingLast && (crossHeight == int(frHeight) || crossHeight < 0))
crossHeight = frHeight - 1;
else if (!isSkippingLast && crossHeight == int(frHeight - 1))
crossHeight = frHeight;
to.updateVertRange(crossStartRow, crossHeight);
}
void frameWorker::updateMeanRange(int linesToAverage, image_t profile)
{
/*! \brief Communicates the range of coordinates to average in the backend.
* \param linesToAverage Number of rows or columns to average in the backend.
* The linesToAverage parameter is used to determine the start and end coordinates for the mean filter at the backend. The initial conditions are set to
* average the entire image, then are adjusted based on the image type and the location of the crosshair.
* \author Jackie Ryan
*/
crossStartCol = 0;
crossStartRow = 0;
crossWidth = frWidth;
crossHeight = frHeight;
if (profile == VERTICAL_CROSS || profile == VERT_OVERLAY) {
horizLinesAvgd = linesToAverage;
if ((crosshair_x + (linesToAverage / 2)) > (int)frWidth) {
crossStartCol = frWidth - linesToAverage;
crossWidth = frWidth;
} else if ((crosshair_x - (linesToAverage / 2)) < 0) {
crossWidth = linesToAverage;
} else {
crossStartCol = crosshair_x - (linesToAverage/2);
crossWidth = crosshair_x + (linesToAverage/2);
}
} else if (profile == HORIZONTAL_CROSS) {
vertLinesAvgd = linesToAverage;
if (crosshair_y + (linesToAverage / 2) > (int)frHeight) {
crossStartRow = frHeight - linesToAverage;
crossHeight = frHeight;
} else if (crosshair_y - (linesToAverage / 2) < 0) {
crossHeight = linesToAverage;
} else {
crossStartRow = crosshair_y - (linesToAverage / 2);
crossHeight = crosshair_y + (linesToAverage / 2);
}
}
crossStartRow = isSkippingFirst && crossStartRow == 0 ? 1 : crossStartRow;
crossHeight = isSkippingLast && crossHeight == int(frHeight) ? frHeight - 1 : crossHeight;
if(profile==VERT_OVERLAY)
{
// do not update take object.
//to.updateVertOverlayParams(lh_start, lh_end, cent_start, cent_end, rh_start, rh_end);
to.updateVertRange(crossStartRow, crossHeight);
} else {
// update take object
to.updateVertRange(crossStartRow, crossHeight);
to.updateHorizRange(crossStartCol, crossWidth);
}
}
void frameWorker::updateOverlayParams(int lh_start, int lh_end, int cent_start, int cent_end, int rh_start, int rh_end)
{
/*
std::cout << "In fw.updateOverlayParams.-----------\n";
std::cout << "----- ----- -----\n";
std::cout << "lh_start: " << lh_start << ", lh_end: " << lh_end << std::endl;
std::cout << "rh_start: " << rh_start << ", rh_end: " << rh_end << std::endl;
std::cout << "cent_start: " << cent_start << ", cent_end: " << cent_end << std::endl;
std::cout << "----- end fw.updateOverlayParams -----\n";
*/
to.updateVertRange(0, frHeight);
to.updateVertOverlayParams(lh_start, lh_end, cent_start, cent_end, rh_start, rh_end);
}
void frameWorker::setCrosshairBackend(int pos_x, int pos_y)
{
/*! \brief Determines the range of values to render when a new crosshair is selected.
* \param pos_x The x position of the crosshair.
* \param pos_y The y position of the crosshair.
* The crosshair must be within the bounds of the image. It must also only transmit its value when
* a new crosshair is selected, and only when it is on the screen (not equal to -1).
* The cross range must not display when there are not multiple lines to average. The range must also account for whether
* or not the option to skip the first or last row has been selected. Ranges will adjust automatically at the edge of the
* frame to preserve the same number of lines to average.
*/
bool repeat = crosshair_x == pos_x && crosshair_y == pos_y;
crosshair_x = pos_x;
crosshair_y = pos_y;
if (!(crosshair_x == -1 && crosshair_y == -1) && !repeat) {
crosshair_x = crosshair_x < -1 ? 0 : crosshair_x;
crosshair_x = crosshair_x >= int(frWidth) ? frWidth : crosshair_x;
crosshair_y = crosshair_y < -1 ? 0 : crosshair_y;
crosshair_y = crosshair_y >= int(frHeight) ? frHeight : crosshair_y;
sMessage(QString("Crosshair position: x=%1, y=%2").arg(crosshair_x).arg(crosshair_y));
//qDebug()<<"x="<<crosshair_x<<"y="<<crosshair_y;
}
crossStartCol = -1;
crossStartRow = isSkippingFirst ? 1 : -1;
crossWidth = frWidth;
crossHeight = isSkippingLast ? frHeight - 1 : frHeight;
if ((crosshair_x + (horizLinesAvgd / 2)) > (int)frWidth) {
crossStartCol = frWidth - horizLinesAvgd;
crossWidth = frWidth;
} else if ((crosshair_x - (horizLinesAvgd / 2)) < 0) {
crossWidth = horizLinesAvgd;
} else {
crossStartCol = crosshair_x - (horizLinesAvgd / 2);
crossWidth = crosshair_x + (horizLinesAvgd / 2);
}
if(crosshair_y + (vertLinesAvgd / 2) > (int)frHeight) {
crossStartRow = frHeight - vertLinesAvgd;
crossHeight = isSkippingLast ? frHeight - 1 : frHeight;
} else if(crosshair_y - (vertLinesAvgd / 2) < 0) {
crossHeight = vertLinesAvgd;
} else {
crossStartRow = crosshair_y - (vertLinesAvgd / 2);
crossHeight = crosshair_y + (vertLinesAvgd / 2);
}
if(crosshair_x == -1 && crosshair_y == -1)
displayCross = false;
}
void frameWorker::update_FFT_range(FFT_t type, int tapNum)
{
to.changeFFTtype(type);
switch (type) {
case PLANE_MEAN:
crossStartRow = isSkippingFirst ? 1 : 0;
crossHeight = isSkippingLast ? frHeight - 1 : frHeight;
crossStartCol = 0;
crossWidth = frWidth;
to.updateHorizRange(crossStartCol, crossWidth);
to.updateVertRange(crossStartRow, crossHeight);
break;
case VERT_CROSS:
updateMeanRange(horizLinesAvgd, VERTICAL_CROSS);
break;
case TAP_PROFIL:
tapPrfChanged(tapNum);
break;
}
}
void frameWorker::tapPrfChanged(int tapNum)
{
crossStartCol = tapNum * TAP_WIDTH;
crossWidth = (tapNum + 1) * TAP_WIDTH;
crossStartRow = isSkippingFirst ? 1 : 0;
crossHeight = isSkippingLast ? frHeight - 1 : frHeight;
to.updateHorizRange(crossStartCol, crossWidth);
to.updateVertRange(crossStartRow, crossHeight);
}
void frameWorker::updateCrossDiplay(bool checked)
{
/*! \brief Communicates whether or not to display the crosshair on the frame to all frameviews. */
displayCross = checked;
}
void frameWorker::setStdDev_N(int newN)
{
/*! \brief Communicates changes in the standard deviation boxcar length to cuda_take.
* \param newN Value from the Std. Dev. N slider */
to.setStdDev_N(newN);
}
void frameWorker::enableStdDevCalculation(bool enabled)
{
to.toggleStdDevCalculation(enabled);
}
void frameWorker::setColorScheme(int scheme, bool useDarkTheme)
{
/*! \brief Passes the color scheme integer through to the frameview_widget slot.
* \param scheme sets the scheme */
emit setColorScheme_signal(scheme, useDarkTheme);
}
void frameWorker::stop()
{
/*! \brief Ends the event loop and sets up the workerThread to be deallocated later. */
#ifdef VERBOSE
qDebug() << "stop frameWorker";
#endif
doRun = false;
}
void frameWorker::debugThis()
{
sMessage("debug feature reached.");
sMessage(QString("Take object frame count: %1").arg(to.count));
}
void frameWorker::sMessage(QString message)
{
message.prepend("[frameWorker]: ");
std::cout << message.toLocal8Bit().toStdString() << std::endl;
emit sendStatusMessage(message);
}