diff options
author | Matthias P. Braendli <matthias.braendli@mpb.li> | 2025-07-09 16:09:14 +0200 |
---|---|---|
committer | Matthias P. Braendli <matthias.braendli@mpb.li> | 2025-07-09 16:09:14 +0200 |
commit | 53bc9d56c02397c01505beee090851ed40e6f8c6 (patch) | |
tree | d74ed444f14f0dac2f0ca8681985505b251f10a5 | |
parent | fd5e9b49e8fe0fc74088c39d4511e0e6ba6c7a12 (diff) | |
download | dabmux-53bc9d56c02397c01505beee090851ed40e6f8c6.tar.gz dabmux-53bc9d56c02397c01505beee090851ed40e6f8c6.tar.bz2 dabmux-53bc9d56c02397c01505beee090851ed40e6f8c6.zip |
Delete zmq2edi that was added by accident
-rw-r--r-- | src/zmq2edi/EDISender.cpp | 390 | ||||
-rw-r--r-- | src/zmq2edi/EDISender.h | 91 | ||||
-rw-r--r-- | src/zmq2edi/zmq2edi.cpp | 419 |
3 files changed, 0 insertions, 900 deletions
diff --git a/src/zmq2edi/EDISender.cpp b/src/zmq2edi/EDISender.cpp deleted file mode 100644 index 06b7420..0000000 --- a/src/zmq2edi/EDISender.cpp +++ /dev/null @@ -1,390 +0,0 @@ -/* - Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, - 2011, 2012 Her Majesty the Queen in Right of Canada (Communications - Research Center Canada) - - Copyright (C) 2018 - Matthias P. Braendli, matthias.braendli@mpb.li - - http://www.opendigitalradio.org - */ -/* - This file is part of ODR-DabMux. - - ODR-DabMux is free software: you can redistribute it and/or modify - it under the terms of the GNU General Public License as - published by the Free Software Foundation, either version 3 of the - License, or (at your option) any later version. - - ODR-DabMux is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. -*/ - -#include "EDISender.h" -#include "Log.h" -#include <cmath> -#include <numeric> -#include <map> -#include <algorithm> - -using namespace std; - -EDISender::~EDISender() -{ - if (running.load()) { - running.store(false); - - // Unblock thread - frame_t emptyframe; - frames.push(emptyframe); - - process_thread.join(); - } -} - -void EDISender::start(const edi_configuration_t& conf, - int delay_ms, int max_delay_ms) -{ - edi_conf = conf; - tist_delay_ms = delay_ms; - tist_max_delay_ms = max_delay_ms; - - if (edi_conf.verbose) { - etiLog.log(info, "Setup EDI"); - } - - if (edi_conf.dump) { - edi_debug_file.open("./edi.debug"); - } - - if (edi_conf.enabled()) { - for (auto& edi_destination : edi_conf.destinations) { - auto edi_output = make_shared<UdpSocket>(edi_destination.source_port); - - if (not edi_destination.source_addr.empty()) { - int err = edi_output->setMulticastSource(edi_destination.source_addr.c_str()); - if (err) { - throw runtime_error("EDI socket set source failed!"); - } - err = edi_output->setMulticastTTL(edi_destination.ttl); - if (err) { - throw runtime_error("EDI socket set TTL failed!"); - } - } - - edi_destination.socket = edi_output; - } - } - - if (edi_conf.verbose) { - etiLog.log(info, "EDI set up"); - } - - // The AF Packet will be protected with reed-solomon and split in fragments - edi::PFT pft(edi_conf); - edi_pft = pft; - - if (edi_conf.interleaver_enabled()) { - edi_interleaver.SetLatency(edi_conf.latency_frames); - } - - startTime = std::chrono::steady_clock::now(); - running.store(true); - process_thread = thread(&EDISender::process, this); -} - -void EDISender::push_frame(const frame_t& frame) -{ - frames.push(frame); -} - -void EDISender::print_configuration() -{ - if (edi_conf.enabled()) { - etiLog.level(info) << "EDI"; - etiLog.level(info) << " verbose " << edi_conf.verbose; - for (auto& edi_dest : edi_conf.destinations) { - etiLog.level(info) << " to " << edi_dest.dest_addr << ":" << edi_conf.dest_port; - if (not edi_dest.source_addr.empty()) { - etiLog.level(info) << " source " << edi_dest.source_addr; - etiLog.level(info) << " ttl " << edi_dest.ttl; - } - etiLog.level(info) << " source port " << edi_dest.source_port; - } - if (edi_conf.interleaver_enabled()) { - etiLog.level(info) << " interleave " << edi_conf.latency_frames * 24 << " ms"; - } - } - else { - etiLog.level(info) << "EDI disabled"; - } -} - -void EDISender::send_eti_frame(uint8_t* p, metadata_t metadata) -{ - edi::TagDETI edi_tagDETI; - edi::TagStarPTR edi_tagStarPtr; - map<int, edi::TagESTn> edi_subchannelToTag; - // The above Tag Items will be assembled into a TAG Packet - edi::TagPacket edi_tagpacket(edi_conf.tagpacket_alignment); - - // SYNC - edi_tagDETI.stat = p[0]; - - // LIDATA FCT - edi_tagDETI.dlfc = metadata.dlfc; - - const int fct = p[4]; - if (metadata.dlfc % 250 != fct) { - etiLog.level(warn) << "Frame FCT=" << fct << - " does not correspond to DLFC=" << metadata.dlfc; - } - - bool ficf = (p[5] & 0x80) >> 7; - edi_tagDETI.ficf = ficf; - - const int nst = p[5] & 0x7F; - - edi_tagDETI.fp = (p[6] & 0xE0) >> 5; - const int mid = (p[6] & 0x18) >> 3; - edi_tagDETI.mid = mid; - //const int fl = (p[6] & 0x07) * 256 + p[7]; - - int ficl = 0; - if (ficf == 0) { - etiLog.level(warn) << "Not FIC in data stream!"; - return; - } - else if (mid == 3) { - ficl = 32; - } - else { - ficl = 24; - } - - vector<uint32_t> sad(nst); - vector<uint32_t> stl(nst); - // Loop over STC subchannels: - for (int i=0; i < nst; i++) { - // EDI stream index is 1-indexed - const int edi_stream_id = i + 1; - - uint32_t scid = (p[8 + 4*i] & 0xFC) >> 2; - sad[i] = (p[8+4*i] & 0x03) * 256 + p[9+4*i]; - uint32_t tpl = (p[10+4*i] & 0xFC) >> 2; - stl[i] = (p[10+4*i] & 0x03) * 256 + \ - p[11+4*i]; - - edi::TagESTn tag_ESTn; - tag_ESTn.id = edi_stream_id; - tag_ESTn.scid = scid; - tag_ESTn.sad = sad[i]; - tag_ESTn.tpl = tpl; - tag_ESTn.rfa = 0; // two bits - tag_ESTn.mst_length = stl[i]; - tag_ESTn.mst_data = nullptr; - - edi_subchannelToTag[i] = tag_ESTn; - } - - const uint16_t mnsc = p[8 + 4*nst] * 256 + \ - p[8 + 4*nst + 1]; - edi_tagDETI.mnsc = mnsc; - - /*const uint16_t crc1 = p[8 + 4*nst + 2]*256 + \ - p[8 + 4*nst + 3]; */ - - edi_tagDETI.fic_data = p + 12 + 4*nst; - edi_tagDETI.fic_length = ficl * 4; - - // loop over MSC subchannels - int offset = 0; - for (int i=0; i < nst; i++) { - edi::TagESTn& tag = edi_subchannelToTag[i]; - tag.mst_data = (p + 12 + 4*nst + ficf*ficl*4 + offset); - - offset += stl[i] * 8; - } - - /* - const uint16_t crc2 = p[12 + 4*nst + ficf*ficl*4 + offset] * 256 + \ - p[12 + 4*nst + ficf*ficl*4 + offset + 1]; */ - - // TIST - const size_t tist_ix = 12 + 4*nst + ficf*ficl*4 + offset + 4; - uint32_t tist = (uint32_t)(p[tist_ix]) << 24 | - (uint32_t)(p[tist_ix+1]) << 16 | - (uint32_t)(p[tist_ix+2]) << 8 | - (uint32_t)(p[tist_ix+3]); - - std::time_t posix_timestamp_1_jan_2000 = 946684800; - - // Wait until our time is tist_delay after the TIST before - // we release that frame - - using namespace std::chrono; - - const auto seconds = metadata.edi_time; - const auto pps_offset = milliseconds(std::lrint((tist & 0xFFFFFF) / 16384.0)); - const auto t_frame = system_clock::from_time_t( - seconds + posix_timestamp_1_jan_2000) + pps_offset; - - const auto t_release = t_frame + milliseconds(tist_delay_ms); - const auto t_now = system_clock::now(); - - /* - etiLog.level(debug) << "seconds " << seconds + posix_timestamp_1_jan_2000; - etiLog.level(debug) << "now " << system_clock::to_time_t(t_now); - etiLog.level(debug) << "wait " << wait_time.count(); - */ - - const auto wait_time = t_release - t_now; - wait_times.push_back(duration_cast<microseconds>(wait_time).count()); - - if (tist_max_delay_ms > 0) { - const auto t_latest_release = t_frame + milliseconds(tist_max_delay_ms); - - if (t_now > t_latest_release) { - // drop frame - num_dropped.fetch_add(1); - return; - } - } - - if (t_release > t_now) { - std::this_thread::sleep_for(wait_time); - } - - edi_tagDETI.tsta = tist; - edi_tagDETI.atstf = 1; - edi_tagDETI.utco = metadata.utc_offset; - edi_tagDETI.seconds = metadata.edi_time; - - if (edi_conf.enabled()) { - // put tags *ptr, DETI and all subchannels into one TagPacket - edi_tagpacket.tag_items.push_back(&edi_tagStarPtr); - edi_tagpacket.tag_items.push_back(&edi_tagDETI); - - for (auto& tag : edi_subchannelToTag) { - edi_tagpacket.tag_items.push_back(&tag.second); - } - - // Assemble into one AF Packet - edi::AFPacket edi_afpacket = edi_afPacketiser.Assemble(edi_tagpacket); - - if (edi_conf.enable_pft) { - // Apply PFT layer to AF Packet (Reed Solomon FEC and Fragmentation) - vector<edi::PFTFragment> edi_fragments = edi_pft.Assemble(edi_afpacket); - - if (edi_conf.verbose) { - fprintf(stderr, "EDI number of PFT fragment before interleaver %zu\n", - edi_fragments.size()); - } - - if (edi_conf.interleaver_enabled()) { - edi_fragments = edi_interleaver.Interleave(edi_fragments); - } - - // Send over ethernet - for (const auto& edi_frag : edi_fragments) { - for (auto& dest : edi_conf.destinations) { - InetAddress addr; - addr.setAddress(dest.dest_addr.c_str()); - addr.setPort(edi_conf.dest_port); - - dest.socket->send(edi_frag, addr); - } - - if (edi_conf.dump) { - std::ostream_iterator<uint8_t> debug_iterator(edi_debug_file); - std::copy(edi_frag.begin(), edi_frag.end(), debug_iterator); - } - } - - if (edi_conf.verbose) { - fprintf(stderr, "EDI number of PFT fragments %zu\n", - edi_fragments.size()); - } - } - else { - // Send over ethernet - for (auto& dest : edi_conf.destinations) { - InetAddress addr; - addr.setAddress(dest.dest_addr.c_str()); - addr.setPort(edi_conf.dest_port); - - dest.socket->send(edi_afpacket, addr); - } - - if (edi_conf.dump) { - std::ostream_iterator<uint8_t> debug_iterator(edi_debug_file); - std::copy(edi_afpacket.begin(), edi_afpacket.end(), debug_iterator); - } - } - } -} - -void EDISender::process() -{ - while (running.load()) { - frame_t frame; - frames.wait_and_pop(frame); - - if (not running.load() or frame.first.empty()) { - break; - } - - if (frame.first.size() == 6144) { - send_eti_frame(frame.first.data(), frame.second); - } - else { - etiLog.level(warn) << "Ignoring short ETI frame, " - "DFLC=" << frame.second.dlfc << ", len=" << - frame.first.size(); - } - - if (wait_times.size() == 250) { // every six seconds - const double n = wait_times.size(); - - double sum = accumulate(wait_times.begin(), wait_times.end(), 0); - size_t num_late = std::count_if(wait_times.begin(), wait_times.end(), - [](double v){ return v < 0; }); - double mean = sum / n; - - double sq_sum = 0; - for (const auto t : wait_times) { - sq_sum += (t-mean) * (t-mean); - } - double stdev = sqrt(sq_sum / n); - auto min_max = minmax_element(wait_times.begin(), wait_times.end()); - - /* Debug code - stringstream ss; - ss << "times:"; - for (const auto t : wait_times) { - ss << " " << t; - } - etiLog.level(debug) << ss.str(); - */ - - const size_t dropped = num_dropped.exchange(0); - - etiLog.level(info) << "Wait time statistics [microseconds]:" - " min: " << *min_max.first << - " max: " << *min_max.second << - " mean: " << mean << - " stdev: " << stdev << - " late: " << - num_late << " of " << wait_times.size() << " (" << - num_late * 100.0 / n << "%)" << - " dropped: " << dropped; - - wait_times.clear(); - } - } -} diff --git a/src/zmq2edi/EDISender.h b/src/zmq2edi/EDISender.h deleted file mode 100644 index 44502c1..0000000 --- a/src/zmq2edi/EDISender.h +++ /dev/null @@ -1,91 +0,0 @@ -/* - Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, - 2011, 2012 Her Majesty the Queen in Right of Canada (Communications - Research Center Canada) - - Copyright (C) 2018 - Matthias P. Braendli, matthias.braendli@mpb.li - - http://www.opendigitalradio.org - */ -/* - This file is part of ODR-DabMux. - - ODR-DabMux is free software: you can redistribute it and/or modify - it under the terms of the GNU General Public License as - published by the Free Software Foundation, either version 3 of the - License, or (at your option) any later version. - - ODR-DabMux is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. -*/ - -#pragma once -#include <iostream> -#include <iterator> -#include <thread> -#include <vector> -#include <chrono> -#include <atomic> -#include "ThreadsafeQueue.h" -#include "dabOutput/dabOutput.h" -#include "dabOutput/edi/TagItems.h" -#include "dabOutput/edi/TagPacket.h" -#include "dabOutput/edi/AFPacket.h" -#include "dabOutput/edi/PFT.h" -#include "dabOutput/edi/Interleaver.h" - -// This metadata gets transmitted in the zmq stream -struct metadata_t { - uint32_t edi_time = 0; - int16_t utc_offset = 0; - uint16_t dlfc = 0; -}; - -using frame_t = std::pair<std::vector<uint8_t>, metadata_t>; - -class EDISender { - public: - EDISender() = default; - EDISender(const EDISender& other) = delete; - EDISender& operator=(const EDISender& other) = delete; - ~EDISender(); - void start(const edi_configuration_t& conf, int delay_ms, int max_delay_ms); - void push_frame(const frame_t& frame); - void print_configuration(void); - - private: - void send_eti_frame(uint8_t* p, metadata_t metadata); - void process(void); - - int tist_delay_ms = 0; - int tist_max_delay_ms = 0; - std::atomic<bool> running = ATOMIC_VAR_INIT(false); - std::thread process_thread; - edi_configuration_t edi_conf; - std::chrono::steady_clock::time_point startTime; - ThreadsafeQueue<frame_t> frames; - std::ofstream edi_debug_file; - - // The TagPacket will then be placed into an AFPacket - edi::AFPacketiser edi_afPacketiser; - - // The AF Packet will be protected with reed-solomon and split in fragments - edi::PFT edi_pft; - - // To mitigate for burst packet loss, PFT fragments can be sent out-of-order - edi::Interleaver edi_interleaver; - - // For statistics about wait time before we transmit packets, - // in microseconds - std::vector<double> wait_times; - - // Number of frames dropped because their TIST was larger than max_delay - std::atomic<size_t> num_dropped = ATOMIC_VAR_INIT(0); - -}; diff --git a/src/zmq2edi/zmq2edi.cpp b/src/zmq2edi/zmq2edi.cpp deleted file mode 100644 index 63c3228..0000000 --- a/src/zmq2edi/zmq2edi.cpp +++ /dev/null @@ -1,419 +0,0 @@ -/* - Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, - 2011, 2012 Her Majesty the Queen in Right of Canada (Communications - Research Center Canada) - - Copyright (C) 2018 - Matthias P. Braendli, matthias.braendli@mpb.li - - http://www.opendigitalradio.org - */ -/* - This file is part of ODR-DabMux. - - ODR-DabMux is free software: you can redistribute it and/or modify - it under the terms of the GNU General Public License as - published by the Free Software Foundation, either version 3 of the - License, or (at your option) any later version. - - ODR-DabMux is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. -*/ - -#include "Log.h" -#include "zmq.hpp" -#include <math.h> -#include <getopt.h> -#include <string.h> -#include <iostream> -#include <iterator> -#include <vector> - -#include "EDISender.h" -#include "dabOutput/dabOutput.h" - -constexpr size_t MAX_ERROR_COUNT = 10; -constexpr long ZMQ_TIMEOUT_MS = 1000; - -static edi_configuration_t edi_conf; - -static EDISender edisender; - -void usage(void) -{ - using namespace std; - - cerr << "Usage:" << endl; - cerr << "odr-zmq2edi [options] <source>" << endl << endl; - - cerr << "Options:" << endl; - cerr << "The following options can be given only once:" << endl; - cerr << " <source> is a ZMQ URL that points to a ODR-DabMux ZMQ output." << endl; - cerr << " -w <delay> Keep every ETI frame until TIST is <delay> milliseconds after current system time." << endl; - cerr << " -W <max_delay> Drop ETI frames if TIST is <max_delay> later than current system time." << endl; - cerr << " -p <destination port> sets the destination port." << endl; - cerr << " -P Disable PFT and send AFPackets." << endl; - cerr << " -f <fec> sets the FEC." << endl; - cerr << " -i <interleave> enables the interleaved with this latency." << endl; - cerr << " -D dumps the EDI to edi.debug file." << endl; - cerr << " -v Enables verbose mode." << endl; - cerr << " -a <tagpacket alignement> sets the alignment of the TAG Packet (default 8)." << endl << endl; - - cerr << "The following options can be given several times, when more than once destination is addressed:" << endl; - cerr << " -d <destination ip> sets the destination ip." << endl; - cerr << " -s <source port> sets the source port." << endl; - cerr << " -S <source ip> select the source IP in case we want to use multicast." << endl; - cerr << " -t <ttl> set the packet's TTL." << endl << endl; - - cerr << "odr-zmq2edi will quit if it does not receive data for " << - (int)(MAX_ERROR_COUNT * ZMQ_TIMEOUT_MS / 1000.0) << " seconds." << endl; - cerr << "It is best practice to run this tool under a process supervisor that will restart it automatically." << endl; -} - -static metadata_t get_md_one_frame(uint8_t *buf, size_t size, size_t *consumed_bytes) -{ - size_t remaining = size; - if (remaining < 3) { - etiLog.level(warn) << "Insufficient data to parse metadata"; - throw std::runtime_error("Insufficient data"); - } - - metadata_t md; - bool utc_offset_received = false; - bool edi_time_received = false; - bool dlfc_received = false; - - while (remaining) { - uint8_t id = buf[0]; - uint16_t len = (((uint16_t)buf[1]) << 8) + buf[2]; - - if (id == static_cast<uint8_t>(output_metadata_id_e::separation_marker)) { - if (len != 0) { - etiLog.level(warn) << "Invalid length " << len << " for metadata: separation_marker"; - } - - if (not utc_offset_received or not edi_time_received or not dlfc_received) { - throw std::runtime_error("Incomplete metadata received"); - } - - remaining -= 3; - *consumed_bytes = size - remaining; - return md; - } - else if (id == static_cast<uint8_t>(output_metadata_id_e::utc_offset)) { - if (len != 2) { - etiLog.level(warn) << "Invalid length " << len << " for metadata: utc_offset"; - } - if (remaining < 2) { - throw std::runtime_error("Insufficient data for utc_offset"); - } - uint16_t utco; - std::memcpy(&utco, buf + 3, sizeof(utco)); - md.utc_offset = ntohs(utco); - utc_offset_received = true; - remaining -= 5; - buf += 5; - } - else if (id == static_cast<uint8_t>(output_metadata_id_e::edi_time)) { - if (len != 4) { - etiLog.level(warn) << "Invalid length " << len << " for metadata: edi_time"; - } - if (remaining < 4) { - throw std::runtime_error("Insufficient data for edi_time"); - } - uint32_t edi_time; - std::memcpy(&edi_time, buf + 3, sizeof(edi_time)); - md.edi_time = ntohl(edi_time); - edi_time_received = true; - remaining -= 7; - buf += 7; - } - else if (id == static_cast<uint8_t>(output_metadata_id_e::dlfc)) { - if (len != 2) { - etiLog.level(warn) << "Invalid length " << len << " for metadata: dlfc"; - } - if (remaining < 2) { - throw std::runtime_error("Insufficient data for dlfc"); - } - uint16_t dlfc; - std::memcpy(&dlfc, buf + 3, sizeof(dlfc)); - md.dlfc = ntohs(dlfc); - dlfc_received = true; - remaining -= 5; - buf += 5; - } - } - - throw std::runtime_error("Insufficient data"); -} - -/* There is some state inside the parsing of destination arguments, - * because several destinations can be given. */ - -static edi_destination_t edi_destination; -static bool source_port_set = false; -static bool source_addr_set = false; -static bool ttl_set = false; -static bool dest_addr_set = false; - -static void add_edi_destination(void) -{ - if (not dest_addr_set) { - throw std::runtime_error("Destination address not specified for destination number " + - std::to_string(edi_conf.destinations.size() + 1)); - } - - edi_conf.destinations.push_back(edi_destination); - edi_destination_t newdest; - edi_destination = newdest; - - source_port_set = false; - source_addr_set = false; - ttl_set = false; - dest_addr_set = false; -} - -static void parse_destination_args(char option) -{ - switch (option) { - case 's': - if (source_port_set) { - add_edi_destination(); - } - edi_destination.source_port = std::stoi(optarg); - source_port_set = true; - break; - case 'S': - if (source_addr_set) { - add_edi_destination(); - } - edi_destination.source_addr = optarg; - source_addr_set = true; - break; - case 't': - if (ttl_set) { - add_edi_destination(); - } - edi_destination.ttl = std::stoi(optarg); - ttl_set = true; - break; - case 'd': - if (dest_addr_set) { - add_edi_destination(); - } - edi_destination.dest_addr = optarg; - dest_addr_set = true; - break; - default: - throw std::logic_error("parse_destination_args invalid"); - } -} - -int start(int argc, char **argv) -{ - edi_conf.enable_pft = true; - - if (argc == 0) { - usage(); - return 1; - } - - int delay_ms = 500; - int max_delay_ms = 0; // no max delay - - int ch = 0; - while (ch != -1) { - ch = getopt(argc, argv, "d:p:s:S:t:Pf:i:Dva:w:W:"); - switch (ch) { - case -1: - break; - case 'd': - case 's': - case 'S': - case 't': - parse_destination_args(ch); - break; - case 'p': - edi_conf.dest_port = std::stoi(optarg); - break; - case 'P': - edi_conf.enable_pft = false; - break; - case 'f': - edi_conf.fec = std::stoi(optarg); - break; - case 'i': - { - double interleave_ms = std::stod(optarg); - if (interleave_ms != 0.0) { - if (interleave_ms < 0) { - throw std::runtime_error("EDI output: negative interleave value is invalid."); - } - - auto latency_rounded = lround(interleave_ms / 24.0); - if (latency_rounded * 24 > 30000) { - throw std::runtime_error("EDI output: interleaving set for more than 30 seconds!"); - } - - edi_conf.latency_frames = latency_rounded; - } - } - break; - case 'D': - edi_conf.dump = true; - break; - case 'v': - edi_conf.verbose = true; - break; - case 'a': - edi_conf.tagpacket_alignment = std::stoi(optarg); - break; - case 'w': - delay_ms = std::stoi(optarg); - break; - case 'W': - max_delay_ms = std::stoi(optarg); - break; - case 'h': - default: - usage(); - return 1; - } - } - - add_edi_destination(); - - if (optind >= argc) { - etiLog.level(error) << "source option is missing"; - return 1; - } - - if (edi_conf.dest_port == 0) { - etiLog.level(error) << "No EDI destination port defined"; - return 1; - } - - if (edi_conf.destinations.empty()) { - etiLog.level(error) << "No EDI destinations set"; - return 1; - } - - if (max_delay_ms > 0) { - etiLog.level(info) << "Setting up EDI Sender with delay " << delay_ms << " ms and max delay " << max_delay_ms << " ms"; - } - else { - etiLog.level(info) << "Setting up EDI Sender with delay " << delay_ms << " ms"; - } - edisender.start(edi_conf, delay_ms, max_delay_ms); - edisender.print_configuration(); - - const char* source_url = argv[optind]; - - - size_t frame_count = 0; - size_t error_count = 0; - - etiLog.level(info) << "Opening ZMQ input: " << source_url; - - zmq::context_t zmq_ctx(1); - zmq::socket_t zmq_sock(zmq_ctx, ZMQ_SUB); - zmq_sock.connect(source_url); - zmq_sock.setsockopt(ZMQ_SUBSCRIBE, NULL, 0); // subscribe to all messages - - while (error_count < MAX_ERROR_COUNT) { - zmq::message_t incoming; - zmq::pollitem_t items[1]; - items[0].socket = zmq_sock; - items[0].events = ZMQ_POLLIN; - const int num_events = zmq::poll(items, 1, ZMQ_TIMEOUT_MS); - if (num_events == 0) { // timeout - error_count++; - } - else { - // Event received: recv will not block - zmq_sock.recv(&incoming); - - zmq_dab_message_t* dab_msg = (zmq_dab_message_t*)incoming.data(); - - if (dab_msg->version != 1) { - etiLog.level(error) << "ZeroMQ wrong packet version " << dab_msg->version; - error_count++; - } - - int offset = sizeof(dab_msg->version) + - NUM_FRAMES_PER_ZMQ_MESSAGE * sizeof(*dab_msg->buflen); - - std::list<std::pair<std::vector<uint8_t>, metadata_t> > all_frames; - - for (int i = 0; i < NUM_FRAMES_PER_ZMQ_MESSAGE; i++) { - if (dab_msg->buflen[i] <= 0 or dab_msg->buflen[i] > 6144) { - etiLog.level(error) << "ZeroMQ buffer " << i << - " has invalid length " << dab_msg->buflen[i]; - error_count++; - } - else { - std::vector<uint8_t> buf(6144, 0x55); - - const int framesize = dab_msg->buflen[i]; - - memcpy(&buf.front(), - ((uint8_t*)incoming.data()) + offset, - framesize); - - all_frames.emplace_back( - std::piecewise_construct, - std::make_tuple(std::move(buf)), - std::make_tuple()); - - offset += framesize; - } - } - - for (auto &f : all_frames) { - size_t consumed_bytes = 0; - - f.second = get_md_one_frame( - static_cast<uint8_t*>(incoming.data()) + offset, - incoming.size() - offset, - &consumed_bytes); - - offset += consumed_bytes; - } - - for (auto &f : all_frames) { - edisender.push_frame(f); - frame_count++; - } - } - } - - etiLog.level(info) << "Quitting after " << frame_count << " frames transferred"; - - return 0; -} - -int main(int argc, char **argv) -{ - etiLog.level(info) << "ZMQ2EDI converter from " << - PACKAGE_NAME << " " << -#if defined(GITVERSION) - GITVERSION << -#else - PACKAGE_VERSION << -#endif - " starting up"; - - try { - return start(argc, argv); - } - catch (std::runtime_error &e) { - etiLog.level(error) << "Error: " << e.what(); - } - - return 1; -} |