Class BitPacker

examples/common.cpp:119–152

}

class BitPacker {
    public:
        // Constructor
        BitPacker(int bits, std::ofstream& fo)
            : current_value(0), current_bits(0), bits(bits), fo(fo) {}

        // Member function to push a new value to the stream
        void push(int value) {
            current_value += (value << current_bits);
            current_bits += bits;
            while (current_bits >= 8) {
                uint8_t lower_8bits = current_value & 0xff;
                current_bits -= 8;
                current_value >>= 8;
                fo.write(reinterpret_cast<char*>(&lower_8bits), sizeof(lower_8bits));
            }
        }

        // Member function to flush the remaining partial uint8
        void flush() {
            if (current_bits) {
                fo.write(reinterpret_cast<char*>(&current_value), sizeof(uint8_t));
                current_value = 0;
                current_bits = 0;
            }
            fo.flush();
        }

    private:
        int current_value;
        int current_bits;
        int bits;
        std::ofstream & fo;
};

class BitUnpacker {
    public: