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authorMatthias P. Braendli <matthias.braendli@mpb.li>2016-08-22 20:42:34 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2016-08-22 20:42:34 +0200
commit289f61e5023758f1ca805d19be5f2c19757090e3 (patch)
tree49577f82f450d56f2962ecbfbd0237034774a2c2 /src/fig
parent1f4a861853f37fccbd0aa25a9f1b6457117ee85c (diff)
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Switch FIG0/10 to long form
The latest draft specification deprecates the short form, and most muxes today used the long form.
Diffstat (limited to 'src/fig')
-rw-r--r--src/fig/FIG.h1
-rw-r--r--src/fig/FIG0.cpp20
-rw-r--r--src/fig/FIG0.h17
-rw-r--r--src/fig/FIGCarousel.cpp5
-rw-r--r--src/fig/FIGCarousel.h2
5 files changed, 32 insertions, 13 deletions
diff --git a/src/fig/FIG.h b/src/fig/FIG.h
index 0316d77..2325252 100644
--- a/src/fig/FIG.h
+++ b/src/fig/FIG.h
@@ -41,7 +41,6 @@ class FIGRuntimeInformation {
ensemble(e),
factumAnalyzer(false) {}
- time_t date;
unsigned long currentFrame;
std::shared_ptr<dabEnsemble> ensemble;
bool factumAnalyzer;
diff --git a/src/fig/FIG0.cpp b/src/fig/FIG0.cpp
index 41cf9f2..3bd1307 100644
--- a/src/fig/FIG0.cpp
+++ b/src/fig/FIG0.cpp
@@ -27,6 +27,7 @@
#include "fig/FIG0.h"
#include "dabUtils.h"
+#include "utils.h"
namespace FIC {
@@ -817,16 +818,16 @@ FillStatus FIG0_10::fill(uint8_t *buf, size_t max_size)
auto ensemble = m_rti->ensemble;
size_t remaining = max_size;
- if (remaining < 6) {
+ if (remaining < 8) {
fs.num_bytes_written = 0;
return fs;
}
//Time and country identifier
- auto fig0_10 = (FIGtype0_10 *)buf;
+ auto fig0_10 = (FIGtype0_10_LongForm*)buf;
fig0_10->FIGtypeNumber = 0;
- fig0_10->Length = 5;
+ fig0_10->Length = 7;
fig0_10->CN = 0;
fig0_10->OE = 0;
fig0_10->PD = 0;
@@ -835,7 +836,10 @@ FillStatus FIG0_10::fill(uint8_t *buf, size_t max_size)
remaining -= 2;
tm* timeData;
- timeData = gmtime(&m_rti->date);
+ time_t dab_time_seconds = 0;
+ uint32_t dab_time_millis = 0;
+ get_dab_time(&dab_time_seconds, &dab_time_millis);
+ timeData = gmtime(&dab_time_seconds);
fig0_10->RFU = 0;
fig0_10->setMJD(gregorian2mjd(timeData->tm_year + 1900,
@@ -843,11 +847,13 @@ FillStatus FIG0_10::fill(uint8_t *buf, size_t max_size)
timeData->tm_mday));
fig0_10->LSI = 0;
fig0_10->ConfInd = 1;
- fig0_10->UTC = 0;
+ fig0_10->UTC = 1;
fig0_10->setHours(timeData->tm_hour);
fig0_10->Minutes = timeData->tm_min;
- buf += 4;
- remaining -= 4;
+ fig0_10->Seconds = timeData->tm_sec;
+ fig0_10->setMilliseconds(dab_time_millis);
+ buf += 6;
+ remaining -= 6;
fs.num_bytes_written = max_size - remaining;
fs.complete_fig_transmitted = true;
diff --git a/src/fig/FIG0.h b/src/fig/FIG0.h
index a096d57..59ed1af 100644
--- a/src/fig/FIG0.h
+++ b/src/fig/FIG0.h
@@ -428,9 +428,10 @@ struct FIGtype0_9 {
} PACKED;
-struct FIGtype0_10 {
+struct FIGtype0_10_LongForm {
uint8_t Length:5;
uint8_t FIGtypeNumber:3;
+
uint8_t Extension:5;
uint8_t PD:1;
uint8_t OE:1;
@@ -438,14 +439,23 @@ struct FIGtype0_10 {
uint8_t MJD_high:7;
uint8_t RFU:1;
+
uint8_t MJD_med;
+
uint8_t Hours_high:3;
uint8_t UTC:1;
uint8_t ConfInd:1;
uint8_t LSI:1;
uint8_t MJD_low:2;
+
uint8_t Minutes:6;
uint8_t Hours_low:2;
+
+ uint8_t Milliseconds_high:2;
+ uint8_t Seconds:6;
+
+ uint8_t Milliseconds_low;
+
void setMJD(uint32_t date) {
MJD_high = (date >> 10) & 0x7f;
MJD_med = (date >> 2) & 0xff;
@@ -455,6 +465,11 @@ struct FIGtype0_10 {
Hours_high = (hours >> 2) & 0x07;
Hours_low = hours & 0x03;
}
+
+ void setMilliseconds(uint16_t ms) {
+ Milliseconds_high = (ms >> 8) & 0x03;
+ Milliseconds_low = ms & 0xFF;
+ }
} PACKED;
diff --git a/src/fig/FIGCarousel.cpp b/src/fig/FIGCarousel.cpp
index 8c7558a..20b3412 100644
--- a/src/fig/FIGCarousel.cpp
+++ b/src/fig/FIGCarousel.cpp
@@ -3,7 +3,7 @@
2011, 2012 Her Majesty the Queen in Right of Canada (Communications
Research Center Canada)
- Copyright (C) 2015
+ Copyright (C) 2016
Matthias P. Braendli, matthias.braendli@mpb.li
Implementation of the FIG carousel to schedule the FIGs into the
@@ -116,10 +116,9 @@ void FIGCarousel::load_and_allocate(IFIG& fig, FIBAllocation fib)
allocate_fig_to_fib(type, extension, fib);
}
-void FIGCarousel::update(unsigned long currentFrame, time_t dabTime)
+void FIGCarousel::update(unsigned long currentFrame)
{
m_rti.currentFrame = currentFrame;
- m_rti.date = dabTime;
}
void FIGCarousel::allocate_fig_to_fib(int figtype, int extension, FIBAllocation fib)
diff --git a/src/fig/FIGCarousel.h b/src/fig/FIGCarousel.h
index 738a302..583ac39 100644
--- a/src/fig/FIGCarousel.h
+++ b/src/fig/FIGCarousel.h
@@ -60,7 +60,7 @@ class FIGCarousel {
public:
FIGCarousel(std::shared_ptr<dabEnsemble> ensemble);
- void update(unsigned long currentFrame, time_t dabTime);
+ void update(unsigned long currentFrame);
void allocate_fig_to_fib(int figtype, int extension, FIBAllocation fib);