1749    const int output_encoding = (image->format & PNG_FORMAT_FLAG_LINEAR) != 0 ?  in png_create_colormap_entry()  local
1779       if (convert_to_Y != 0 || output_encoding == P_LINEAR)  in png_create_colormap_entry()
1807        (convert_to_Y  != 0 || output_encoding == P_LINEAR))  in png_create_colormap_entry()
1828          if (output_encoding == P_LINEAR)  in png_create_colormap_entry()
1844       else if (output_encoding == P_sRGB)  in png_create_colormap_entry()
1854    if (encoding != output_encoding)  in png_create_colormap_entry()
1871       if (output_encoding == P_LINEAR)  in png_create_colormap_entry()
2078    const int output_encoding = (output_format & PNG_FORMAT_FLAG_LINEAR) != 0 ?  in png_image_read_colormap()  local
2103       if (output_encoding == P_LINEAR) /* compose on black */  in png_image_read_colormap()
2127    else if (output_encoding == P_LINEAR)  in png_image_read_colormap()
2185                   back_alpha = output_encoding == P_LINEAR ? 65535 : 255;  in png_image_read_colormap()
2215                      back_alpha, output_encoding);  in png_image_read_colormap()
2272                      if (output_encoding == P_LINEAR)  in png_image_read_colormap()
2306                   back_alpha = output_encoding == P_LINEAR ? 65535 : 255;  in png_image_read_colormap()
2325                   back_alpha, output_encoding);  in png_image_read_colormap()
2387                if (output_encoding == P_LINEAR)  in png_image_read_colormap()
2437                   output_encoding == P_LINEAR ? 65535U : 255U,  in png_image_read_colormap()
2439                   output_encoding);  in png_image_read_colormap()
2449                if (output_encoding == P_sRGB) /* else already linear */  in png_image_read_colormap()
2577                      if (output_encoding == P_sRGB)  in png_image_read_colormap()
2587                         back_g, 0/*unused*/, output_encoding);  in png_image_read_colormap()
2590                   else if (output_encoding == P_LINEAR)  in png_image_read_colormap()
2695                         back_g, back_b, 0/*unused*/, output_encoding);  in png_image_read_colormap()
2697                   if (output_encoding == P_LINEAR)  in png_image_read_colormap()
2738                                     back_r, output_encoding),  in png_image_read_colormap()
2740                                     back_g, output_encoding),  in png_image_read_colormap()
2742                                     back_b, output_encoding),  in png_image_read_colormap()
2743                                  0/*unused*/, output_encoding);  in png_image_read_colormap()
2814                         back_b, 0, output_encoding);  in png_image_read_colormap()
2823                            trans[i], back_r, output_encoding),  in png_image_read_colormap()
2825                            trans[i], back_g, output_encoding),  in png_image_read_colormap()
2827                            trans[i], back_b, output_encoding),  in png_image_read_colormap()
2828                         output_encoding == P_LINEAR ? trans[i] * 257U :  in png_image_read_colormap()
2830                         output_encoding);  in png_image_read_colormap()