Rb = GETJSAMPLE(prev_row[0]);
Ra = (diff_buf[0] + PREDICTOR2) & 0xFFFF;
undiff_buf[0] = Ra;
- min = max = undiff_buf[0];
+ temp = min = max = undiff_buf[0];
for (xindex = 1; xindex < width; xindex++) {
Rc = Rb;
Rb = GETJSAMPLE(prev_row[xindex]);
Ra = (diff_buf[xindex] + PREDICTOR6) & 0xFFFF;
+ temp = Ra;
min = temp < min ? temp : min;
max = temp > max ? temp : max;
}