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-rw-r--r--Makefile.am2
-rw-r--r--src/fig/FIG0.h1
-rw-r--r--src/fig/FIG0_14.cpp121
-rw-r--r--src/fig/FIG0_14.h55
4 files changed, 179 insertions, 0 deletions
diff --git a/Makefile.am b/Makefile.am
index cbffd95..5055d95 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -116,6 +116,8 @@ odr_dabmux_SOURCES =src/DabMux.cpp \
src/fig/FIG0_10.h \
src/fig/FIG0_13.cpp \
src/fig/FIG0_13.h \
+ src/fig/FIG0_14.cpp \
+ src/fig/FIG0_14.h \
src/fig/FIG0_17.cpp \
src/fig/FIG0_17.h \
src/fig/FIG0_18.cpp \
diff --git a/src/fig/FIG0.h b/src/fig/FIG0.h
index 0076cf4..a779fa0 100644
--- a/src/fig/FIG0.h
+++ b/src/fig/FIG0.h
@@ -37,6 +37,7 @@
#include "fig/FIG0_9.h"
#include "fig/FIG0_10.h"
#include "fig/FIG0_13.h"
+#include "fig/FIG0_14.h"
#include "fig/FIG0_17.h"
#include "fig/FIG0_18.h"
#include "fig/FIG0_19.h"
diff --git a/src/fig/FIG0_14.cpp b/src/fig/FIG0_14.cpp
new file mode 100644
index 0000000..0f796e5
--- /dev/null
+++ b/src/fig/FIG0_14.cpp
@@ -0,0 +1,121 @@
+/*
+ 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) 2020
+ Matthias P. Braendli, matthias.braendli@mpb.li
+
+ Copyright (C) 2022
+ Nick Piggott, nick@piggott.eu
+ */
+/*
+ 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 "fig/FIG0structs.h"
+#include "fig/FIG0_14.h"
+#include "utils.h"
+
+namespace FIC {
+
+// See EN 300 401, Clause 6.2.2 for the FIG0_14 description
+
+struct FIG0_14_AppInfo {
+ uint8_t subchId:6;
+ uint8_t fecScheme:2;
+} PACKED;
+
+
+FIG0_14::FIG0_14(FIGRuntimeInformation *rti) :
+ m_rti(rti),
+ m_initialised(false)
+{
+}
+
+FillStatus FIG0_14::fill(uint8_t *buf, size_t max_size)
+{
+ FillStatus fs;
+ auto ensemble = m_rti->ensemble;
+ ssize_t remaining = max_size;
+
+ if (not m_initialised) {
+ componentFIG0_14 = m_rti->ensemble->components.end();
+ m_initialised = true;
+ }
+
+ FIGtype0* fig0 = NULL;
+
+ for (; componentFIG0_14 != ensemble->components.end();
+ ++componentFIG0_14) {
+
+ auto subchannel = getSubchannel(ensemble->subchannels,
+ (*componentFIG0_14)->subchId);
+
+ if (subchannel == ensemble->subchannels.end()) {
+ etiLog.log(error,
+ "Subchannel %i does not exist for component "
+ "of service %i",
+ (*componentFIG0_14)->subchId,
+ (*componentFIG0_14)->serviceId);
+ continue;
+ }
+
+ if ( ((*subchannel)->type == subchannel_type_t::Packet and
+ true)) { // Need to do a test here to see if a packet channel is normal or enhanced
+
+ static_assert(sizeof(FIG0_14_AppInfo) == 1);
+
+ int required_size = 1; // FIG0_14 data field is 6 bits subchanID and 2 bits fec scheme
+
+ if (fig0 == NULL) {
+ if (remaining < 2 + required_size) {
+ break;
+ }
+ fig0 = (FIGtype0*)buf;
+ fig0->FIGtypeNumber = 0;
+ fig0->Length = 1;
+ fig0->CN = 0;
+ fig0->OE = 0;
+ fig0->PD = 1;
+ fig0->Extension = 14;
+ buf += 2;
+ remaining -= 2;
+ }
+ else if (remaining < required_size) {
+ break;
+ }
+ FIG0_14_AppInfo* app = (FIG0_14_AppInfo*)buf;
+ app->subchId = (*componentFIG0_14)->subchId;
+ app->fecScheme = 1; // only 1 fec_scheme is defined
+ buf += 1 ;
+ remaining -= 1;
+ fig0->Length += 1;
+ }
+ }
+
+ if (componentFIG0_14 == ensemble->components.end()) {
+ componentFIG0_14 = ensemble->components.begin();
+
+ fs.complete_fig_transmitted = true;
+
+ }
+
+ fs.num_bytes_written = max_size - remaining;
+ return fs;
+}
+
+}
diff --git a/src/fig/FIG0_14.h b/src/fig/FIG0_14.h
new file mode 100644
index 0000000..0b46683
--- /dev/null
+++ b/src/fig/FIG0_14.h
@@ -0,0 +1,55 @@
+/*
+ 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) 2020
+ Matthias P. Braendli, matthias.braendli@mpb.li
+
+ Copyright (C) 2022
+ Nick Piggott, nick@piggott.eu
+ */
+/*
+ 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 <cstdint>
+#include <vector>
+
+namespace FIC {
+
+// FIG type 0/14
+// FEC sub-channel organization
+class FIG0_14 : public IFIG
+{
+ public:
+ FIG0_14(FIGRuntimeInformation* rti);
+ virtual FillStatus fill(uint8_t *buf, size_t max_size);
+ virtual FIG_rate repetition_rate() const { return FIG_rate::B; }
+
+ virtual int figtype() const { return 0; }
+ virtual int figextension() const { return 14; }
+
+ private:
+ FIGRuntimeInformation *m_rti;
+ bool m_initialised;
+ bool m_transmit_programme;
+ vec_sp_component::iterator componentFIG0_14;
+};
+
+}
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