o 6>g'@sddlmZddlZddlZddlZddlmZmZmZm Z ddl m Z m Z d6d d Z gd Zd7ddZd8ddZGddde j Zd9d:ddZd;dd Zd23frz<23f)openreadstructunpackr$)r%fpr rhdrlenrrr isSpiderImageUs    r/c@sxeZdZdZdZdZdddZedd d Zed d d Z dddZ d!ddZ d"d#ddZ e r5ddlmZd$ddZdS)%SpiderImageFileSPIDERzSpider 2D imageFr Nonec Csd}|j|}z*d|_td|}t|}|dkr'd|_td|}t|}|dkr1d}t|WntjyF}zd}t||d}~wwd|}t|d}|dkr[d }t|t|d t|d f|_ t|d |_ t|d |_ |j dkr|j dkr|} d|_ nD|j dkr|j dkrt|d t|d d|_ ||_t|d|_ |d } d|_ n|j dkr|j dkr||j} d |_ nd}t||jrd|_nd|_d|_tdd|j| |jg|_|j|_dS)Nlrz>27frz<27fznot a valid Spider filerrznot a Spider 2D imagerrz inconsistent stack header valueszF;32BFzF;32FFrawrr)r-r* bigendianr+r,r$ SyntaxErrorerrorr _sizeistack imgnumber_nimagesimgbytesr. stkoffsetrawmode_moder _Tilesizetile_fp) selfnr rr.msgerr offsetrrr_openes^       zSpiderImageFile._openr cCs|jSNrArJrrrn_framesszSpiderImageFile.n_framesboolcCs |jdkSNrrQrRrrr is_animateds zSpiderImageFile.is_animatedcCs|jdkrdS|jdS)Nrr)r@rRrrrtells  zSpiderImageFile.tellframecCs^|jdkr d}t|||sdS|j||j|j|_|j|_|j|j| dS)Nrz#attempt to seek in a non-stack file) r?EOFError _seek_checkr.rBrCrIr-seekrO)rJrXrLrrrr[s   zSpiderImageFile.seekdepth Image.Imagecsl|}t|dts Jttttf|\}}d||kr$||| ||fdddS)Nrrcs |SrPr)rbmrrs z.SpiderImageFile.convert2byte..L) getextrema isinstancefloatrtuplepointconvert)rJr]extremaminimummaximumrr_r convert2bytes  zSpiderImageFile.convert2byterImageTkImageTk.PhotoImagecCsddlm}|j|ddS)Nrrn)palette)ro PhotoImagerm)rJrorrr tkPhotoImages zSpiderImageFile.tkPhotoImageN)r r2)r r )r rT)rXr r r2)r\)r]r r r^)r rp)__name__ __module__ __qualname__formatformat_description!_close_exclusive_fp_after_loadingrOpropertyrSrVrWr[rmrrsrorurrrrr0`s ;      r0filelistlist[str] | Nonelist[Image.Image] | Nonec Cs|dus t|dkr dSg}|D]Q}tj|s td|qz"t|}t|ts.J| }Wdn1s sz$makeSpiderHeader..)rGr rfr)rnsamnrowr#r!r"nvalueshdrrrrmakeSpiderHeaders*             rr- IO[bytes] str | bytesr2c Csl|jddkr |d}t|}t|dkrd}t|||d}t||tdd|j d|gdS)Nrr8rqzError creating Spider headerzF;32NFr9r:) moderirrOSError writelinesr _saverFrG)rr-r%rrLrDrrrr s   &rcCsDtj|d}t|tr|n|}ttj |t |||dSrU) rrsplitextrebytesdecoderregister_extensionr0ryr)rr-r% filename_extextrrr _save_spidersr__main__rz7Syntax: python3 SpiderImagePlugin.py [infile] [outfile]z$input image must be in Spider formatzimage: zformat: zsize: zmode: z max, min:  )endzsaving a flipped version of z as )r rr r )rrr r )r%r&r r rP)r}r~r r)rr^r r)rr^r-rr%rr r2)+ __future__rrr+systypingrrrrrsrr rrr$r/r0rrrr register_openry register_savervrargvrexitr%r)rrGrrdoutfile transpose TransposeFLIP_LEFT_RIGHTrbasenamesaverrrrsZ "   t         "