Files
sf_daq_buffer/sf-buffer/src/sf_buffer.cpp
T
2020-04-15 17:35:45 +02:00

127 lines
3.5 KiB
C++

#include <iostream>
#include <stdexcept>
#include <RingBuffer.hpp>
#include <UdpRecvModule.hpp>
#include <H5Writer.hpp>
#include <WriterUtils.hpp>
#include "config.hpp"
#include "jungfrau.hpp"
#include "buffer_utils.hpp"
using namespace std;
int main (int argc, char *argv[]) {
if (argc != 4) {
cout << endl;
cout << "Usage: sf_buffer [device_name] [udp_port] [root_folder]";
cout << endl;
cout << "\tdevice_name: Name to write to disk.";
cout << "\tudp_port: UDP port to connect to." << endl;
cout << "\troot_folder: FS root folder." << endl;
cout << endl;
exit(-1);
}
string device_name = string(argv[1]);
int udp_port = atoi(argv[2]);
string root_folder = string(argv[3]);
RingBuffer<UdpFrameMetadata> ring_buffer(config::ring_buffer_n_slots);
UdpRecvModule udp_module(ring_buffer);
udp_module.start_recv(udp_port, JUNGFRAU_DATA_BYTES_PER_FRAME);
string current_file;
H5Writer writer("");
uint64_t n_stat_out(0);
uint64_t n_frames_with_missing_packets = 0;
uint64_t n_missed_frames = 0;
uint64_t last_pulse_id = 0;
while (true) {
auto data = ring_buffer.read();
if (data.first == nullptr) {
this_thread::sleep_for(chrono::milliseconds(10));
continue;
}
auto pulse_id = data.first->pulse_id;
auto frame_file = get_filename(
root_folder,
device_name,
pulse_id);
if (current_file != frame_file) {
current_file = frame_file;
writer.close_file();
WriterUtils::create_destination_folder(current_file);
writer.create_file(current_file);
}
auto file_frame_index = get_file_frame_index(pulse_id);
writer.write_data(
"image", file_frame_index,
data.second, {512,1024},
JUNGFRAU_DATA_BYTES_PER_FRAME, "uint16", "little");
writer.write_data(
"pulse_id", file_frame_index,
(char*)(&data.first->pulse_id), {1}, 8,
"uint64", "little");
writer.write_data(
"frame_id", file_frame_index,
(char*)(&data.first->frame_index), {1}, 8,
"uint64", "little");
writer.write_data(
"daq_rec", file_frame_index,
(char*)(&data.first->daq_rec), {1}, 8,
"uint32", "little");
writer.write_data(
"recv_packets_1", file_frame_index,
(char*)(&data.first->recv_packets_1), {1}, 8,
"uint64", "little");
writer.write_data(
"recv_packets_2", file_frame_index,
(char*)(&data.first->recv_packets_2), {1}, 8,
"uint64", "little");
ring_buffer.release(data.first->buffer_slot_index);
// TODO: Make real statistics, please.
n_stat_out++;
if (data.first->recv_packets_2 > 0 || data.first->recv_packets_1 > 0) {
n_frames_with_missing_packets++;
}
n_missed_frames += (pulse_id - last_pulse_id) - 1;
if (n_stat_out == 500) {
cout << "device_name " << device_name;
cout << " pulse_id " << pulse_id;
cout << " n_missed_frames " << n_missed_frames;
cout << " f_with_miss_p " << n_frames_with_missing_packets;
cout << endl;
n_stat_out = 0;
n_frames_with_missing_packets = 0;
n_missed_frames = 0;
}
}
}