Merging upstream version 1.32.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 75 insertions, 0 deletions

diff --git a/ml/BitRateWindow.cc b/ml/BitRateWindow.cc
new file mode 100644
index 000000000..c4c994c42
--- /dev/null
+++ b/ml/BitRateWindow.cc
@@ -0,0 +1,75 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "BitRateWindow.h"
+
+using namespace ml;
+
+std::pair<BitRateWindow::Edge, size_t> BitRateWindow::insert(bool Bit) {
+    Edge E;
+
+    BBC.insert(Bit);
+    switch (CurrState) {
+        case State::NotFilled: {
+            if (BBC.isFilled()) {
+                if (BBC.numSetBits() < SetBitsThreshold) {
+                    CurrState = State::BelowThreshold;
+                } else {
+                    CurrState = State::AboveThreshold;
+                }
+            } else {
+                CurrState = State::NotFilled;
+            }
+
+            E = {State::NotFilled, CurrState};
+            break;
+        } case State::BelowThreshold: {
+            if (BBC.numSetBits() >= SetBitsThreshold) {
+                CurrState = State::AboveThreshold;
+            }
+
+            E = {State::BelowThreshold, CurrState};
+            break;
+        } case State::AboveThreshold: {
+            if ((BBC.numSetBits() < SetBitsThreshold) ||
+                (CurrLength == MaxLength)) {
+                CurrState = State::Idle;
+            }
+
+            E = {State::AboveThreshold, CurrState};
+            break;
+        } case State::Idle: {
+            if (CurrLength == IdleLength) {
+                CurrState = State::NotFilled;
+            }
+
+            E = {State::Idle, CurrState};
+            break;
+        }
+    }
+
+    Action A = EdgeActions[E];
+    size_t L = (this->*A)(E.first, Bit);
+    return {E, L};
+}
+
+void BitRateWindow::print(std::ostream &OS) const {
+    switch (CurrState) {
+        case State::NotFilled:
+            OS << "NotFilled";
+            break;
+        case State::BelowThreshold:
+            OS << "BelowThreshold";
+            break;
+        case State::AboveThreshold:
+            OS << "AboveThreshold";
+            break;
+        case State::Idle:
+            OS << "Idle";
+            break;
+        default:
+            OS << "UnknownState";
+            break;
+    }
+
+    OS << ": " << BBC << " (Current Length: " << CurrLength << ")";
+}