dabmod: offset calculation includes pipeline delay due to FIRFilter

1 files changed, 7 insertions, 0 deletions

diff --git a/src/DabMod.cpp b/src/DabMod.cpp
index 24dfe4f..6627ed1 100644
--- a/src/DabMod.cpp
+++ b/src/DabMod.cpp
@@ -35,6 +35,7 @@
 #include "OutputUHD.h"
 #include "PcDebug.h"
 #include "TimestampDecoder.h"
+#include "FIRFilter.h"
 
 #include <complex>
 #include <stdlib.h>
@@ -170,6 +171,7 @@ int main(int argc, char* argv[])
     struct modulator_offset_config modconf;
     modconf.use_offset_file = false;
     modconf.use_offset_fixed = false;
+    modconf.delay_calculation_pipeline_stages = 0;
 
     Flowgraph* flowgraph = NULL;
     DabModulator* modulator = NULL;
@@ -276,6 +278,11 @@ int main(int argc, char* argv[])
         modconf.offset_fixed = 0;
     }
 
+    // When using the FIRFilter, increase the modulator offset pipelining delay
+    // by the correct amount
+    modconf.delay_calculation_pipeline_stages += FIRFILTER_PIPELINE_DELAY;
+
+
     // Setting ETI input filename
     if (optind < argc) {
         inputName = argv[optind++];