1890    const int output_encoding = (image->format & PNG_FORMAT_FLAG_LINEAR) ?  in png_create_colormap_entry()  local
1920       if (convert_to_Y || output_encoding == P_LINEAR)  in png_create_colormap_entry()
1947    else if (encoding == P_sRGB && (convert_to_Y || output_encoding == P_LINEAR))  in png_create_colormap_entry()
1968          if (output_encoding == P_LINEAR)  in png_create_colormap_entry()
1983       else if (output_encoding == P_sRGB)  in png_create_colormap_entry()
1993    if (encoding != output_encoding)  in png_create_colormap_entry()
2010       if (output_encoding == P_LINEAR)  in png_create_colormap_entry()
2217    const int output_encoding = (output_format & PNG_FORMAT_FLAG_LINEAR) ?  in png_image_read_colormap()  local
2242       if (output_encoding == P_LINEAR) /* compose on black */  in png_image_read_colormap()
2266    else if (output_encoding == P_LINEAR)  in png_image_read_colormap()
2324                   back_alpha = output_encoding == P_LINEAR ? 65535 : 255;  in png_image_read_colormap()
2354                      back_alpha, output_encoding);  in png_image_read_colormap()
2411                      if (output_encoding == P_LINEAR)  in png_image_read_colormap()
2440                   back_alpha = output_encoding == P_LINEAR ? 65535 : 255;  in png_image_read_colormap()
2458                   back_alpha, output_encoding);  in png_image_read_colormap()
2520                if (output_encoding == P_LINEAR)  in png_image_read_colormap()
2565                   output_encoding == P_LINEAR ? 65535U : 255U, output_encoding);  in png_image_read_colormap()
2575                if (output_encoding == P_sRGB) /* else already linear */  in png_image_read_colormap()
2703                      if (output_encoding == P_sRGB)  in png_image_read_colormap()
2713                         back_g, 0/*unused*/, output_encoding);  in png_image_read_colormap()
2716                   else if (output_encoding == P_LINEAR)  in png_image_read_colormap()
2821                         back_g, back_b, 0/*unused*/, output_encoding);  in png_image_read_colormap()
2823                   if (output_encoding == P_LINEAR)  in png_image_read_colormap()
2864                                     back_r, output_encoding),  in png_image_read_colormap()
2866                                     back_g, output_encoding),  in png_image_read_colormap()
2868                                     back_b, output_encoding),  in png_image_read_colormap()
2869                                  0/*unused*/, output_encoding);  in png_image_read_colormap()
2940                         back_b, 0, output_encoding);  in png_image_read_colormap()
2949                            trans[i], back_r, output_encoding),  in png_image_read_colormap()
2951                            trans[i], back_g, output_encoding),  in png_image_read_colormap()
2953                            trans[i], back_b, output_encoding),  in png_image_read_colormap()
2954                         output_encoding == P_LINEAR ? trans[i] * 257U :  in png_image_read_colormap()
2956                         output_encoding);  in png_image_read_colormap()