Files
Jungfraujoch/common/ZMQPreviewPublisher.cpp

77 lines
2.6 KiB
C++

// Copyright (2019-2022) Paul Scherrer Institute
// SPDX-License-Identifier: GPL-3.0-or-later
#include "ZMQPreviewPublisher.h"
#include "grpcToJson.h"
ZMQPreviewPublisher::ZMQPreviewPublisher(ZMQContext& context, const std::string& addr) :
socket(context, ZMQSocketType::Pub) {
socket.SendWaterMark(2).NoLinger();
socket.Bind(addr);
}
void ZMQPreviewPublisher::Start(const DiffractionExperiment &experiment, const JFCalibration &calibration) {
{
std::unique_lock<std::mutex> ul(m);
stride = experiment.GetPreviewStride();
current_part = -1;
}
auto mask = calibration.CalculateNexusMask(experiment);
JFJochProtoBuf::PreviewFrame frame;
frame.set_image_number(-1);
frame.set_width(experiment.GetXPixelsNum());
frame.set_height(experiment.GetYPixelsNum());
frame.set_pixel_depth(4);
frame.set_data(mask.data(), experiment.GetPixelsNum() * sizeof(uint32_t));
socket.Send(grpcToJson(frame));
}
void ZMQPreviewPublisher::Stop(const DiffractionExperiment& experiment) {}
void ZMQPreviewPublisher::Publish(const DiffractionExperiment& experiment, const int16_t* image_data, const DataMessage &message) {
{
std::unique_lock<std::mutex> ul(m);
int64_t part = message.number / stride;
if (current_part >= part)
return;
else
current_part = part;
}
JFJochProtoBuf::PreviewFrame frame;
frame.set_image_number(message.number);
frame.set_total_images(experiment.GetImageNum());
frame.set_wavelength_a(experiment.GetWavelength_A());
frame.set_beam_x_pxl(experiment.GetBeamX_pxl());
frame.set_beam_y_pxl(experiment.GetBeamY_pxl());
frame.set_saturation_value(experiment.GetOverflow());
frame.set_file_prefix(experiment.GetFilePrefix());
frame.set_detector_distance_mm(experiment.GetDetectorDistance_mm());
frame.set_width(experiment.GetXPixelsNum());
frame.set_height(experiment.GetYPixelsNum());
frame.set_pixel_depth(2);
frame.set_data(image_data, experiment.GetPixelsNum() * sizeof(int16_t));
for (const auto &s: message.spots) {
auto fr = frame.add_spots();
fr->set_x(s.x);
fr->set_y(s.y);
fr->set_indexed(s.indexed);
}
SetPreviewImage(frame);
socket.Send(grpcToJson(frame));
}
void ZMQPreviewPublisher::SetPreviewImage(const JFJochProtoBuf::PreviewFrame &frame) {
std::unique_lock<std::mutex> ul(frame_mutex);
saved_frame = frame;
}
JFJochProtoBuf::PreviewFrame ZMQPreviewPublisher::GetPreviewImage() const {
std::unique_lock<std::mutex> ul(frame_mutex);
return saved_frame;
}