static void decode_gray_bitstream(HYuvContext *s, int count) { int i; count/=2; if (count >= (get_bits_left(&s->gb)) / (31 * 2)) { for (i = 0; i < count && get_bits_left(&s->gb) > 0; i++) { READ_2PIX(s->temp[0][2 * i], s->temp[0][2 * i + 1], 0); } } else { for(i=0; i<count; i++){ READ_2PIX(s->temp[0][2 * i], s->temp[0][2 * i + 1], 0); } } }