539       png_error(png_ptr, "Invalid attempt to read row data");  in png_read_row()
551          png_error(png_ptr, "bad adaptive filter value");  in png_read_row()
580          png_error(png_ptr, "sequential row overflow");  in png_read_row()
584       png_error(png_ptr, "internal sequential row size calculation error");  in png_read_row()
740       png_error(png_ptr,  in png_read_image()
1060       png_error(png_ptr, "Image is too high to process with png_read_png()");  in png_read_png()
1562             png_error(png_ptr, "read beyond end of data");  in png_image_memory_read()
1566       png_error(png_ptr, "invalid memory read");  in png_image_memory_read()
1716          png_error(display->image->opaque->png_ptr,  in decode_gamma()
1773       png_error(image->opaque->png_ptr, "color-map index out of range");  in png_create_colormap_entry()
1873       png_error(image->opaque->png_ptr, "bad encoding (internal error)");  in png_create_colormap_entry()
2127          png_error(png_ptr,  in png_image_read_colormap()
2192                png_error(png_ptr, "gray[8] color-map: too few entries");  in png_image_read_colormap()
2271                png_error(png_ptr, "gray[16] color-map: too few entries");  in png_image_read_colormap()
2369                png_error(png_ptr, "gray+alpha color-map: too few entries");  in png_image_read_colormap()
2403                   png_error(png_ptr, "gray-alpha color-map: too few entries");  in png_image_read_colormap()
2437                   png_error(png_ptr, "ga-alpha color-map: too few entries");  in png_image_read_colormap()
2542                   png_error(png_ptr, "rgb[ga] color-map: too few entries");  in png_image_read_colormap()
2556                   png_error(png_ptr, "rgb[gray] color-map: too few entries");  in png_image_read_colormap()
2661                      png_error(png_ptr, "rgb+alpha color-map: too few entries");  in png_image_read_colormap()
2710                      png_error(png_ptr, "rgb-alpha color-map: too few entries");  in png_image_read_colormap()
2795                   png_error(png_ptr, "rgb color-map: too few entries");  in png_image_read_colormap()
2826                png_error(png_ptr, "palette color-map: too few entries");  in png_image_read_colormap()
2869          png_error(png_ptr, "invalid PNG color type");  in png_image_read_colormap()
2892          png_error(png_ptr, "bad data option (internal error)");  in png_image_read_colormap()
2897       png_error(png_ptr, "color map overflow (BAD internal error)");  in png_image_read_colormap()
2931          png_error(png_ptr, "bad processing option (internal error)");  in png_image_read_colormap()
2934          png_error(png_ptr, "bad background index (internal error)");  in png_image_read_colormap()
2967          png_error(png_ptr, "unknown interlace type");  in png_image_read_and_map()
3205          png_error(png_ptr, "bad color-map processing (internal error)");  in png_image_read_colormapped()
3284          png_error(png_ptr, "unknown interlace type");  in png_image_read_composite()
3409       png_error(png_ptr, "lost rgb to gray");  in png_image_read_background()
3412       png_error(png_ptr, "unexpected compose");  in png_image_read_background()
3415       png_error(png_ptr, "lost/gained channels");  in png_image_read_background()
3420       png_error(png_ptr, "unexpected 8-bit transformation");  in png_image_read_background()
3433          png_error(png_ptr, "unknown interlace type");  in png_image_read_background()
3663          png_error(png_ptr, "unexpected bit depth");  in png_image_read_background()
3963          png_error(png_ptr, "png_read_image: unsupported transformation");  in png_image_read_direct()
3998          png_error(png_ptr, "png_image_read: alpha channel lost");  in png_image_read_direct()
4024                png_error(png_ptr, "unexpected alpha swap transformation");  in png_image_read_direct()
4032          png_error(png_ptr, "png_read_image: invalid transformations");  in png_image_read_direct()