int q2 = qValue / 2;
int q2 = qValue >> 1;
void quantizeData(int[] dataUnit, int iComp) {	int[] qTable = quantizationTables[frameComponents[componentIds[iComp]][TQI]];	for (int i = 0; i < dataUnit.length; i++) {		int zzIndex = ZigZag8x8[i];		int data = dataUnit[zzIndex];		int absData = data < 0 ? 0 - data : data;		int qValue = qTable[i];		int q2 = qValue / 2;		absData += q2;		if (absData < qValue) {			dataUnit[zzIndex] = 0;		} else {			absData /= qValue;			if (data >= 0) {				dataUnit[zzIndex] = absData;			} else {				dataUnit[zzIndex] = 0 - absData;			}		}	}}