001+ libpng warning: Interlace handling should be turned on when using png_read_image
002+ gd-png: fatal libpng error: IDAT: CRC error
003+ gd-png error: setjmp returns error condition
004+
001- gd-png: fatal libpng error: Read Error: truncated data
002- gd-png error: setjmp returns error condition 2