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-rwxr-xr-xdoc/show_dabmux_stats.py8
-rw-r--r--src/ManagementServer.cpp11
-rw-r--r--src/ManagementServer.h4
-rw-r--r--src/input/Edi.cpp7
4 files changed, 24 insertions, 6 deletions
diff --git a/doc/show_dabmux_stats.py b/doc/show_dabmux_stats.py
index 5bb6605..12cad1e 100755
--- a/doc/show_dabmux_stats.py
+++ b/doc/show_dabmux_stats.py
@@ -46,7 +46,7 @@ if len(sys.argv) == 1:
data = sock.recv().decode("utf-8")
values = json.loads(data)['values']
- tmpl = "{ident:20}{maxfill:>8}{minfill:>8}{under:>8}{over:>8}{audioleft:>8}{audioright:>8}{peakleft:>8}{peakright:>8}{state:>16}{version:>48}{uptime:>8}"
+ tmpl = "{ident:20}{maxfill:>8}{minfill:>8}{under:>8}{over:>8}{audioleft:>8}{audioright:>8}{peakleft:>8}{peakright:>8}{state:>16}{version:>48}{uptime:>8}{offset:>8}"
print(tmpl.format(
ident="id",
maxfill="max",
@@ -59,7 +59,8 @@ if len(sys.argv) == 1:
peakright="peak R",
state="state",
version="version",
- uptime="uptime"))
+ uptime="uptime",
+ offset="offset"))
for ident in values:
v = values[ident]['inputstat']
@@ -85,7 +86,8 @@ if len(sys.argv) == 1:
peakright=v['peak_right_slow'],
state=v['state'],
version=v['version'],
- uptime=v['uptime']))
+ uptime=v['uptime'],
+ offset=v['last_tist_offset']))
elif len(sys.argv) == 2 and sys.argv[1] == "config":
diff --git a/src/ManagementServer.cpp b/src/ManagementServer.cpp
index f3b72d9..599d744 100644
--- a/src/ManagementServer.cpp
+++ b/src/ManagementServer.cpp
@@ -336,7 +336,8 @@ void ManagementServer::handle_message(zmq::message_t& zmq_message)
}
std::string answerstr(answer.str());
- m_zmq_sock.send(answerstr.c_str(), answerstr.size());
+ zmq::const_buffer message(answerstr.data(), answerstr.size());
+ m_zmq_sock.send(message, zmq::send_flags::none);
}
catch (const std::exception& e) {
etiLog.level(error) <<
@@ -382,6 +383,13 @@ void InputStat::notifyBuffer(long bufsize)
prune_statistics(time_now);
}
+void InputStat::notifyTimestampOffset(double offset)
+{
+ unique_lock<mutex> lock(m_mutex);
+
+ m_last_tist_offset = offset;
+}
+
void InputStat::notifyPeakLevels(int peak_left, int peak_right)
{
unique_lock<mutex> lock(m_mutex);
@@ -558,6 +566,7 @@ std::string InputStat::encodeValuesJSON()
"\"peak_right_slow\": " << to_dB(peak_right) << ", "
"\"num_underruns\": " << m_num_underruns << ", "
"\"num_overruns\": " << m_num_overruns << ", "
+ "\"last_tist_offset\": " << m_last_tist_offset << ", "
"\"version\": \"" << version << "\", "
"\"uptime\": " << m_uptime_s << ", "
;
diff --git a/src/ManagementServer.h b/src/ManagementServer.h
index e88d233..12f5ad6 100644
--- a/src/ManagementServer.h
+++ b/src/ManagementServer.h
@@ -97,6 +97,7 @@ class InputStat
/* This function is called for every frame read by
* the multiplexer */
void notifyBuffer(long bufsize);
+ void notifyTimestampOffset(double offset);
void notifyPeakLevels(int peak_left, int peak_right);
void notifyUnderrun(void);
void notifyOverrun(void);
@@ -123,6 +124,9 @@ class InputStat
uint32_t m_num_underruns = 0;
uint32_t m_num_overruns = 0;
+ // last measured timestamp offset
+ double m_last_tist_offset = 0;
+
// Peak audio levels (linear 16-bit PCM) for the two channels.
// Keep a FIFO of values from the last minutes, apply
// a short window to also see short-term fluctuations.
diff --git a/src/input/Edi.cpp b/src/input/Edi.cpp
index e6a7e3e..2aa776f 100644
--- a/src/input/Edi.cpp
+++ b/src/input/Edi.cpp
@@ -117,6 +117,7 @@ size_t Edi::readFrame(uint8_t *buffer, size_t size)
{
// Save stats data in bytes, not in frames
m_stats.notifyBuffer(m_frames.size() * size);
+ m_stats.notifyTimestampOffset(0);
EdiDecoder::sti_frame_t sti;
if (m_is_prebuffering) {
@@ -221,6 +222,7 @@ size_t Edi::readFrame(uint8_t *buffer, size_t size, std::time_t seconds, int utc
auto ts_req = EdiDecoder::frame_timestamp_t::from_unix_epoch(seconds, utco, tsta);
ts_req += m_tist_delay;
const double offset = ts_req.diff_s(m_pending_sti_frame.timestamp);
+ m_stats.notifyTimestampOffset(offset);
if (offset < 0) {
// Too far in the future
@@ -265,12 +267,12 @@ size_t Edi::readFrame(uint8_t *buffer, size_t size, std::time_t seconds, int utc
if (num_discarded_wrong_size > 0) {
etiLog.level(warn) << "EDI input " << m_name << ": " <<
- num_discarded_wrong_size << "packets with wrong size.";
+ num_discarded_wrong_size << " packets with wrong size.";
}
if (num_discarded_invalid_ts > 0) {
etiLog.level(warn) << "EDI input " << m_name << ": " <<
- num_discarded_wrong_size << "packets with invalid timestamp.";
+ num_discarded_wrong_size << " packets with invalid timestamp.";
}
memset(buffer, 0, size);
@@ -298,6 +300,7 @@ size_t Edi::readFrame(uint8_t *buffer, size_t size, std::time_t seconds, int utc
auto ts_req = EdiDecoder::frame_timestamp_t::from_unix_epoch(seconds, utco, tsta);
ts_req += m_tist_delay;
const double offset = m_pending_sti_frame.timestamp.diff_s(ts_req);
+ m_stats.notifyTimestampOffset(offset);
if (-24e-3 < offset and offset <= 0) {
if (not m_pending_sti_frame.version_data.version.empty()) {