From 8dea0d202ed8fb475b2a6464a6443857317a9fe6 Mon Sep 17 00:00:00 2001
From: consti10 <geierconstantinabc@gmail.com>
Date: Sun, 13 Aug 2023 22:43:58 +0200
Subject: [PATCH] optimize imports

---
 src/FEC.hpp                       |  1 +
 src/FECEnabled.cpp                | 18 ++++++++++++++
 src/FECEnabled.h                  | 40 +++++++++++--------------------
 src/HelperSources/SeqNrHelper.hpp |  2 ++
 4 files changed, 35 insertions(+), 26 deletions(-)

diff --git a/src/FEC.hpp b/src/FEC.hpp
index 7917d581..408028ef 100644
--- a/src/FEC.hpp
+++ b/src/FEC.hpp
@@ -7,6 +7,7 @@
 
 #include <array>
 #include <vector>
+#include <iostream>
 
 #include "HelperSources/Helper.hpp"
 #include "external/fec/fec_base.h"
diff --git a/src/FECEnabled.cpp b/src/FECEnabled.cpp
index e4a31f02..e98472e8 100644
--- a/src/FECEnabled.cpp
+++ b/src/FECEnabled.cpp
@@ -3,6 +3,9 @@
 //
 
 #include "FECEnabled.h"
+
+#include <cmath>
+
 #include "wifibroadcast-spdlog.h"
 
 #include "FEC.hpp"
@@ -439,3 +442,18 @@ void FECDecoder::reset_rx_queue() {
   rx_queue.resize(0);
   last_known_block=((uint64_t) -1);
 }
+
+uint32_t calculate_n_secondary_fragments(uint32_t n_primary_fragments,
+                                         uint32_t fec_overhead_perc) {
+  if(fec_overhead_perc<=0)return 0;
+  const float n_secondary=static_cast<float>(n_primary_fragments) * static_cast<float>(fec_overhead_perc) / 100.0f;
+  if(n_secondary<=1.0){
+    // Always calculate at least one FEC packet
+    return 1;
+  }
+  return std::lroundf(n_secondary);
+}
+
+unsigned int calculateN(const unsigned int k, const unsigned int percentage) {
+  return k + calculate_n_secondary_fragments(k,percentage);
+}
diff --git a/src/FECEnabled.h b/src/FECEnabled.h
index 059fb31c..4a659c6c 100644
--- a/src/FECEnabled.h
+++ b/src/FECEnabled.h
@@ -6,22 +6,14 @@
 #define WIFIBROADCAST_FECENABLED_H
 
 #include <array>
-#include <cerrno>
-#include <cmath>
-#include <cstdint>
-#include <cstring>
-#include <functional>
-#include <iostream>
 #include <map>
+#include <memory>
 #include <optional>
-#include <stdexcept>
 #include <string>
-#include <utility>
 #include <vector>
-#include <memory>
 
-#include "HelperSources/TimeHelper.hpp"
 #include "FEC.hpp"
+#include "HelperSources/TimeHelper.hpp"
 
 /**
  * Encoder and Decoder pair for FEC protected block / packet based data streaming.
@@ -62,22 +54,18 @@ static constexpr const uint16_t MAX_N_S_FRAGMENTS_PER_BLOCK = 128;
 static constexpr const uint16_t
     MAX_TOTAL_FRAGMENTS_PER_BLOCK = MAX_N_P_FRAGMENTS_PER_BLOCK + MAX_N_S_FRAGMENTS_PER_BLOCK;
 
-// For dynamic block sizes, we switched to a FEC overhead "percentage" value.
-// e.g. the final data throughput ~= original data throughput * fec overhead percentage
-static uint32_t calculate_n_secondary_fragments(uint32_t n_primary_fragments,uint32_t fec_overhead_perc){
-  if(fec_overhead_perc<=0)return 0;
-  const float n_secondary=static_cast<float>(n_primary_fragments) * static_cast<float>(fec_overhead_perc) / 100.0f;
-  if(n_secondary<=1.0){
-    // Always calculate at least one FEC packet
-    return 1;
-  }
-  return std::lroundf(n_secondary);
-}
-// calculate n from k and percentage as used in FEC terms
-// (k: number of primary fragments, n: primary + secondary fragments)
-static unsigned int calculateN(const unsigned int k, const unsigned int percentage) {
-  return k + calculate_n_secondary_fragments(k,percentage);
-}
+/**
+ * For dynamic block sizes, we switched to a FEC overhead "percentage" value.
+ * e.g. the final data throughput ~= original data throughput * fec overhead percentage
+ * Rounds up / down (.5), but always at least 1
+ */
+uint32_t calculate_n_secondary_fragments(uint32_t n_primary_fragments,uint32_t fec_overhead_perc);
+
+/**
+ * calculate n from k and percentage as used in FEC terms
+ * (k: number of primary fragments, n: primary + secondary fragments)
+ */
+unsigned int calculateN(unsigned int k, unsigned int percentage);
 
 class FECEncoder {
  public:
diff --git a/src/HelperSources/SeqNrHelper.hpp b/src/HelperSources/SeqNrHelper.hpp
index c2ccb817..74fa66f1 100644
--- a/src/HelperSources/SeqNrHelper.hpp
+++ b/src/HelperSources/SeqNrHelper.hpp
@@ -6,7 +6,9 @@
 #define WIFIBROADCAST_SRC_HELPERSOURCES_SEQNRHELPER_H_
 
 #include <atomic>
+#include <cmath>
 #include <memory>
+
 #include "../wifibroadcast-spdlog.h"
 
 namespace seq_nr{