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https://github.com/paulscherrerinstitute/sf_daq_buffer.git
synced 2026-05-06 16:34:12 +02:00
120 lines
3.8 KiB
C++
120 lines
3.8 KiB
C++
#include <iostream>
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#include <thread>
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#include "jungfrau.hpp"
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#include "zmq.h"
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#include "buffer_config.hpp"
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#include <cstring>
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#include "ReplayH5Reader.hpp"
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#include "date.h"
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#include "bitshuffle/bitshuffle.h"
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using namespace std;
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using namespace core_buffer;
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void sf_replay (
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void* socket,
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const string& device,
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const string& channel_name,
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const uint16_t source_id,
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const uint64_t start_pulse_id,
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const uint64_t stop_pulse_id)
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{
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ReplayModuleFrameBuffer metadata_buffer;
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auto frame_buffer = make_unique<uint16_t[]>(
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MODULE_N_PIXELS * REPLAY_READ_BUFFER_SIZE);
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ReplayH5Reader file_reader(device, channel_name, source_id, stop_pulse_id);
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uint64_t curr_pulse_id = start_pulse_id;
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// "<= stop_pulse_id" because we include the stop_pulse_id in the file.
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while (curr_pulse_id <= stop_pulse_id) {
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auto start_time = chrono::steady_clock::now();
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file_reader.get_buffer(curr_pulse_id,
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&metadata_buffer,
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(char *) (frame_buffer.get()));
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auto end_time = chrono::steady_clock::now();
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auto read_us_duration = chrono::duration_cast<chrono::microseconds>(
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end_time-start_time).count();
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start_time = chrono::steady_clock::now();
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zmq_send(socket,
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&metadata_buffer,
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sizeof(ReplayModuleFrameBuffer),
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ZMQ_SNDMORE);
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zmq_send(socket,
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(char*)(frame_buffer.get()),
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metadata_buffer.data_n_bytes,
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0);
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end_time = chrono::steady_clock::now();
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curr_pulse_id += metadata_buffer.n_frames;
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auto send_us_duration = chrono::duration_cast<chrono::microseconds>(
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end_time-start_time).count();
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auto avg_read_us = read_us_duration / metadata_buffer.n_frames;
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auto avg_send_us = send_us_duration / metadata_buffer.n_frames;
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cout << "sf_replay:avg_read_us " << avg_read_us;
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cout << " sf_replay:avg_send_us " << avg_send_us;
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cout << endl;
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}
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}
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int main (int argc, char *argv[]) {
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if (argc != 7) {
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cout << endl;
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cout << "Usage: sf_replay [ipc_id] [device]";
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cout << " [channel_name] [source_id] [start_pulse_id] [stop_pulse_id]";
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cout << endl;
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cout << "\tdevice: Name of detector." << endl;
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cout << "\tchannel_name: M00-M31 for JF16M." << endl;
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cout << "\tsource_id: Module index" << endl;
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cout << "\tstart_pulse_id: Start pulse_id of retrieval." << endl;
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cout << "\tstop_pulse_id: Stop pulse_id of retrieval." << endl;
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cout << endl;
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exit(-1);
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}
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const string ipc_id = string(argv[1]);
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const string device = string(argv[2]);
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const string channel_name = string(argv[3]);
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const auto source_id = (uint16_t) atoi(argv[4]);
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const auto start_pulse_id = (uint64_t) atoll(argv[5]);
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const auto stop_pulse_id = (uint64_t) atoll(argv[6]);
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auto ipc_base = REPLAY_STREAM_IPC_URL + ipc_id + "-";
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stringstream ipc_stream;
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ipc_stream << ipc_base << (int)source_id;
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const auto ipc_address = ipc_stream.str();
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auto ctx = zmq_ctx_new();
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auto socket = zmq_socket(ctx, ZMQ_PUSH);
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const int sndhwm = REPLAY_SNDHWM;
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if (zmq_setsockopt(socket, ZMQ_SNDHWM, &sndhwm, sizeof(sndhwm)) != 0)
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throw runtime_error(strerror (errno));
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const int linger_ms = -1;
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if (zmq_setsockopt(socket, ZMQ_LINGER, &linger_ms, sizeof(linger_ms)) != 0)
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throw runtime_error(strerror (errno));
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if (zmq_bind(socket, ipc_address.c_str()) != 0)
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throw runtime_error(strerror (errno));
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sf_replay(
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socket, device, channel_name, source_id,
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start_pulse_id, stop_pulse_id);
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zmq_close(socket);
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zmq_ctx_destroy(ctx);
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}
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