sample           5348 contrib/libtests/pngvalid.c       sample(row, colour_type, bit_depth, x, 0);
sample           5374 contrib/libtests/pngvalid.c          this->green = sample(row, colour_type, bit_depth, x, 1);
sample           5375 contrib/libtests/pngvalid.c          this->blue = sample(row, colour_type, bit_depth, x, 2);
sample           5379 contrib/libtests/pngvalid.c          this->alpha = sample(row, colour_type, bit_depth, x, ++i);
sample           8749 contrib/libtests/pngvalid.c                in_ct == 3 ? sample(std, 3, in_bd, x, 0) : 256;
sample           8751 contrib/libtests/pngvalid.c                out_ct == 3 ? sample(std, 3, out_bd, x, 0) : 256;
sample           8761 contrib/libtests/pngvalid.c                   sample(std, in_ct, in_bd, x, samples_per_pixel);
sample           8772 contrib/libtests/pngvalid.c                   output_alpha = sample(pRow, out_ct, out_bd, x,
sample           8792 contrib/libtests/pngvalid.c                   sample(std, in_ct, in_bd, x, 0),
sample           8793 contrib/libtests/pngvalid.c                   sample(pRow, out_ct, out_bd, x, 0), alpha/*component*/,
sample           8799 contrib/libtests/pngvalid.c                      sample(std, in_ct, in_bd, x, 0),
sample           8801 contrib/libtests/pngvalid.c                      sample(pRow, out_ct, out_bd, x, 0),
sample           8806 contrib/libtests/pngvalid.c                      sample(std, in_ct, in_bd, x, 1),
sample           8808 contrib/libtests/pngvalid.c                      sample(pRow, out_ct, out_bd, x, 1),
sample           8813 contrib/libtests/pngvalid.c                      sample(std, in_ct, in_bd, x, 2),
sample           8815 contrib/libtests/pngvalid.c                      sample(pRow, out_ct, out_bd, x, 2),