6757    const png_byte in_ct = dp->this.colour_type;  in transform_image_validate()  local
6806       if (in_ct == PNG_COLOR_TYPE_PALETTE || in_bd < 16)  in transform_image_validate()
6830       transform_row(pp, std, in_ct, in_bd, y);  in transform_image_validate()
6841          image_pixel_init(&in_pixel, std, in_ct, in_bd, x, dp->this.palette,  in transform_image_validate()
6872          if (in_ct == PNG_COLOR_TYPE_PALETTE &&  in transform_image_validate()
10164    const png_byte in_ct = dp->this.colour_type;  in gamma_image_validate()  local
10228    init_validate_info(&vi, dp, pp, in_ct==3?8:in_bd, out_ct==3?8:out_bd);  in gamma_image_validate()
10231       || in_bd != out_bd || in_ct != out_ct || vi.do_background;  in gamma_image_validate()
10241    if (in_ct == 3 && out_ct == 3)  in gamma_image_validate()
10252       transform_row(pp, std, in_ct, in_bd, y);  in gamma_image_validate()
10264                in_ct == 3 ? sample(std, 3, in_bd, x, 0, 0, 0) : 256;  in gamma_image_validate()
10271             if ((in_ct & PNG_COLOR_MASK_ALPHA) != 0 ||  in gamma_image_validate()
10272                 (in_ct == 3 && in_is_transparent))  in gamma_image_validate()
10274                const unsigned int input_alpha = in_ct == 3 ?  in gamma_image_validate()
10276                   sample(std, in_ct, in_bd, x, samples_per_pixel, 0, 0);  in gamma_image_validate()
10310                switch (in_ct)  in gamma_image_validate()
10313                      if (sample(std, in_ct, in_bd, x, 0, 0, 0) ==  in gamma_image_validate()
10319                      if (sample(std, in_ct, in_bd, x, 0, 0, 0) ==  in gamma_image_validate()
10321                          sample(std, in_ct, in_bd, x, 1, 0, 0) ==  in gamma_image_validate()
10323                          sample(std, in_ct, in_bd, x, 2, 0, 0) ==  in gamma_image_validate()
10334             if ((in_ct & PNG_COLOR_MASK_COLOR) == 0) /* grayscale */  in gamma_image_validate()
10336                   sample(std, in_ct, in_bd, x, 0, 0, 0),  in gamma_image_validate()
10342                   in_ct == 3 ? in_palette[in_index].red :  in gamma_image_validate()
10343                      sample(std, in_ct, in_bd, x, 0, 0, 0),  in gamma_image_validate()
10349                   in_ct == 3 ? in_palette[in_index].green :  in gamma_image_validate()
10350                      sample(std, in_ct, in_bd, x, 1, 0, 0),  in gamma_image_validate()
10356                   in_ct == 3 ? in_palette[in_index].blue :  in gamma_image_validate()
10357                      sample(std, in_ct, in_bd, x, 2, 0, 0),  in gamma_image_validate()