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Add JSON RSSI and BER to P25.

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This commit is contained in:
Jonathan Naylor
2023-06-11 14:58:29 +01:00
parent fb5e5b5fa1
commit c52ae58816
3 changed files with 102 additions and 35 deletions
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70
P25Control.cpp
View File

@@ -31,6 +31,9 @@
#include <cstring>
#include <ctime>
const unsigned int RSSI_COUNT = 7U; // 7 * 180ms = 1260ms
const unsigned int BER_COUNT = 7U * 1233U; // 7 * 180ms = 1260ms
// #define DUMP_P25
const unsigned char BIT_MASK_TABLE[] = {0x80U, 0x40U, 0x20U, 0x10U, 0x08U, 0x04U, 0x02U, 0x01U};
@@ -79,7 +82,11 @@ m_rssi(0U),
m_maxRSSI(0U),
m_minRSSI(0U),
m_aveRSSI(0U),
m_rssiCountTotal(0U),
m_rssiAccum(0U),
m_rssiCount(0U),
m_bitsCount(0U),
m_bitErrsAccum(0U),
m_enabled(true),
m_fp(NULL)
{
@@ -128,8 +135,8 @@ bool CP25Control::writeModem(unsigned char* data, unsigned int len)
std::string source = m_lookup->find(srcId);
if (m_rssi != 0U) {
LogMessage("P25, transmission lost from %s to %s%u, %.1f seconds, BER: %.1f%%, RSSI: -%u/-%u/-%u dBm", source.c_str(), grp ? "TG " : "", dstId, float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits), m_minRSSI, m_maxRSSI, m_aveRSSI / m_rssiCount);
writeJSONRF("lost", float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits), m_minRSSI, m_maxRSSI, m_aveRSSI / m_rssiCount);
LogMessage("P25, transmission lost from %s to %s%u, %.1f seconds, BER: %.1f%%, RSSI: -%u/-%u/-%u dBm", source.c_str(), grp ? "TG " : "", dstId, float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits), m_minRSSI, m_maxRSSI, m_aveRSSI / m_rssiCountTotal);
writeJSONRF("lost", float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits), m_minRSSI, m_maxRSSI, m_aveRSSI / m_rssiCountTotal);
} else {
LogMessage("P25, transmission lost from %s to %s%u, %.1f seconds, BER: %.1f%%", source.c_str(), grp ? "TG " : "", dstId, float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits));
writeJSONRF("lost", float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits));
@@ -217,7 +224,9 @@ bool CP25Control::writeModem(unsigned char* data, unsigned int len)
m_maxRSSI = m_rssi;
m_aveRSSI += m_rssi;
m_rssiCount++;
m_rssiCountTotal++;
writeJSONRSSI();
}
if (duid == P25_DUID_LDU1) {
@@ -266,8 +275,14 @@ bool CP25Control::writeModem(unsigned char* data, unsigned int len)
m_minRSSI = m_rssi;
m_maxRSSI = m_rssi;
m_aveRSSI = m_rssi;
m_rssiCountTotal = 1U;
m_rssiAccum = m_rssi;
m_rssiCount = 1U;
m_bitErrsAccum = 0U;
m_bitsCount = 0U;
createRFHeader();
writeNetwork(data + 2U, P25_DUID_HEADER, false);
} else if (m_rfState == RS_RF_AUDIO) {
@@ -298,6 +313,10 @@ bool CP25Control::writeModem(unsigned char* data, unsigned int len)
m_rfFrames++;
m_lastDUID = duid;
m_bitsCount += 1233U;
m_bitErrsAccum += errors;
writeJSONBER();
// Add busy bits
addBusyBits(data + 2U, P25_LDU_FRAME_LENGTH_BITS, false, true);
@@ -344,6 +363,10 @@ bool CP25Control::writeModem(unsigned char* data, unsigned int len)
m_rfFrames++;
m_lastDUID = duid;
m_bitsCount += 1233U;
m_bitErrsAccum += errors;
writeJSONBER();
// Add busy bits
addBusyBits(data + 2U, P25_LDU_FRAME_LENGTH_BITS, false, true);
@@ -469,8 +492,8 @@ bool CP25Control::writeModem(unsigned char* data, unsigned int len)
m_lastDUID = duid;
if (m_rssi != 0U) {
LogMessage("P25, received RF end of voice transmission from %s to %s%u, %.1f seconds, BER: %.1f%%, RSSI: -%u/-%u/-%u dBm", source.c_str(), grp ? "TG " : "", dstId, float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits), m_minRSSI, m_maxRSSI, m_aveRSSI / m_rssiCount);
writeJSONRF("end", float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits), m_minRSSI, m_maxRSSI, m_aveRSSI / m_rssiCount);
LogMessage("P25, received RF end of voice transmission from %s to %s%u, %.1f seconds, BER: %.1f%%, RSSI: -%u/-%u/-%u dBm", source.c_str(), grp ? "TG " : "", dstId, float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits), m_minRSSI, m_maxRSSI, m_aveRSSI / m_rssiCountTotal);
writeJSONRF("end", float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits), m_minRSSI, m_maxRSSI, m_aveRSSI / m_rssiCountTotal);
} else {
LogMessage("P25, received RF end of voice transmission from %s to %s%u, %.1f seconds, BER: %.1f%%", source.c_str(), grp ? "TG " : "", dstId, float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits));
writeJSONRF("end", float(m_rfFrames) / 5.56F, float(m_rfErrs * 100U) / float(m_rfBits));
@@ -1213,6 +1236,43 @@ void CP25Control::enable(bool enabled)
m_enabled = enabled;
}
void CP25Control::writeJSONRSSI()
{
m_rssiAccum += m_rssi;
m_rssiCount++;
if (m_rssiCount >= RSSI_COUNT) {
nlohmann::json json;
json["timestamp"] = CUtils::createTimestamp();
json["mode"] = "P25";
json["value"] = -int(m_rssiAccum / m_rssiCount);
WriteJSON("RSSI", json);
m_rssiAccum = 0U;
m_rssiCount = 0U;
}
}
void CP25Control::writeJSONBER()
{
if (m_bitsCount >= BER_COUNT) {
nlohmann::json json;
json["timestamp"] = CUtils::createTimestamp();
json["mode"] = "P25";
json["value"] = float(m_bitErrsAccum * 100U) / float(m_bitsCount);
WriteJSON("BER", json);
m_bitErrsAccum = 0U;
m_bitsCount = 1U;
}
}
void CP25Control::writeJSONRF(const char* action, unsigned int srcId, const std::string& srcInfo, bool grp, unsigned int dstId)
{
assert(action != NULL);

7
P25Control.h
View File

@@ -93,7 +93,11 @@ private:
unsigned char m_maxRSSI;
unsigned char m_minRSSI;
unsigned int m_aveRSSI;
unsigned int m_rssiCountTotal;
unsigned int m_rssiAccum;
unsigned int m_rssiCount;
unsigned int m_bitsCount;
unsigned int m_bitErrsAccum;
bool m_enabled;
FILE* m_fp;
@@ -121,6 +125,9 @@ private:
bool writeFile(const unsigned char* data, unsigned char length);
void closeFile();
void writeJSONRSSI();
void writeJSONBER();
void writeJSONRF(const char* action, unsigned int srcId, const std::string& srcInfo, bool grp, unsigned int dstId);
void writeJSONRF(const char* action, float duration, float ber);
void writeJSONRF(const char* action, float duration, float ber, unsigned char minRSSI, unsigned char maxRSSI, unsigned int aveRSSI);

58
YSFControl.cpp
View File

@@ -1286,35 +1286,6 @@ void CYSFControl::enable(bool enabled)
m_enabled = enabled;
}
void CYSFControl::writeJSONRF(const char* action, const char* mode, const unsigned char* source, unsigned char dgid)
{
assert(action != NULL);
assert(mode != NULL);
assert(source != NULL);
nlohmann::json json;
writeJSONRF(json, action, source, dgid);
json["mode"] = mode;
WriteJSON("YSF", json);
}
void CYSFControl::writeJSONRF(const char* action, float duration, float ber)
{
assert(action != NULL);
nlohmann::json json;
writeJSONRF(json, action);
json["duration"] = duration;
json["ber"] = ber;
WriteJSON("YSF", json);
}
void CYSFControl::writeJSONRSSI()
{
m_rssiAccum += m_rssi;
@@ -1355,6 +1326,35 @@ void CYSFControl::writeJSONBER(unsigned int bits, unsigned int errs)
}
}
void CYSFControl::writeJSONRF(const char* action, const char* mode, const unsigned char* source, unsigned char dgid)
{
assert(action != NULL);
assert(mode != NULL);
assert(source != NULL);
nlohmann::json json;
writeJSONRF(json, action, source, dgid);
json["mode"] = mode;
WriteJSON("YSF", json);
}
void CYSFControl::writeJSONRF(const char* action, float duration, float ber)
{
assert(action != NULL);
nlohmann::json json;
writeJSONRF(json, action);
json["duration"] = duration;
json["ber"] = ber;
WriteJSON("YSF", json);
}
void CYSFControl::writeJSONRF(const char* action, float duration, float ber, unsigned char minRSSI, unsigned char maxRSSI, unsigned int aveRSSI)
{
assert(action != NULL);