o Mh @s^ddlmZddlZddlmZmZz ddlmZdZWn e y'dZYnwd d d Z dS))BytesION)Writer from_array)ImageTFpilpngcCs|dks|dkr tdd}|jdkrd}n$|jdkr%|jddkr%d }n|jdkr6|jdd kr6d }d }ntd |dkrDtrBdnd}|dkrP|dkrPtd|dkr|j}|j}|dkrm||d|d|df}t|d|d|dk||d}t||d} d} t} || | j | t |  d} Wd| S1swY| Ststdt|} |dks|dkrd} d}nd} d}t} | j| ||d| t |  d} Wd| S1swY| S)aConverts a numpy array of uint8 into a base64 png or jpg string. Parameters ---------- img: ndarray of uint8 array image backend: str 'auto', 'pil' or 'pypng'. If 'auto', Pillow is used if installed, otherwise pypng. compression: int, between 0 and 9 compression level to be passed to the backend ext: str, 'png' or 'jpg' compression format used to generate b64 string r z*compression level must be between 0 and 9.FLRGBrRGBATzInvalid image shapeautorpypngr z6jpg binary strings are only available with PIL backendr) greyscalealpha compression)modezdata:image/png;base64,zutf-8Nzapillow needs to be installed to use `backend='pil'. Pleaseinstall pillow or use `backend='pypng'.jpgjpegzdata:image/jpeg;base64,)formatcompress_level) ValueErrorndimshape pil_importedreshaperrrwriterowsbase64 b64encodegetvaluedecode ImportErrorr fromarraysave)imgbackendrextrrrshwimg_pngprefixstream base64_stringpil_imgr3Y/var/www/html/Persson_Maskin/env/lib/python3.10/site-packages/_plotly_utils/data_utils.pyimage_array_to_data_uri sb      r5)rrr ) iorr"r rrPILrrr&r5r3r3r3r4s