Lines Matching refs:in_use
2648 png_byte in_use[256], amax = 0, bmax = 0;
2650 memset(in_use, 0, sizeof in_use);
2655 /* Do this the slow way to accumulate the 'in_use' flags, don't break out
2674 in_use[aval] = 1;
2683 /* Do the color-maps match, entry by entry? Only check the 'in_use'
2694 if (in_use[y])
