C++ (Cpp) BitArray::reverse Examples

Example #1

File: ODRSS14Reader.cpp Project: huycn/zxing-cpp

Result
RSS14Reader::decodeRow(int rowNumber, const BitArray& row_, std::unique_ptr<DecodingState>& state) const
{
	RSS14DecodingState* prevState = nullptr;
	if (state == nullptr) {
		state.reset(prevState = new RSS14DecodingState);
	}
	else {
#if !defined(ZX_HAVE_CONFIG)
		#error "You need to include ZXConfig.h"
#elif !defined(ZX_NO_RTTI)
		prevState = dynamic_cast<RSS14DecodingState*>(state.get());
#else
		prevState = static_cast<RSS14DecodingState*>(state.get());
#endif
	}

	if (prevState == nullptr) {
		throw std::runtime_error("Invalid state");
	}

	BitArray row = row_.copy();
	AddOrTally(prevState->possibleLeftPairs, DecodePair(row, false, rowNumber));
	row.reverse();
	AddOrTally(prevState->possibleRightPairs, DecodePair(row, true, rowNumber));
//	row.reverse();

	for (const auto& left : prevState->possibleLeftPairs) {
		if (left.count() > 1) {
			for (const auto& right : prevState->possibleRightPairs) {
				if (right.count() > 1) {
					if (CheckChecksum(left, right)) {
						return ConstructResult(left, right);
					}
				}
			}
		}
	}
	return Result(DecodeStatus::NotFound);
}