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// 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 << ")";
}
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