o
    پhE                     @   sT  d dl Z ddlmZmZmZ ddlmZ ddlmZ	 ddlm
Z
 ddlmZ ddlmZ d	d
dddddZdd Zdd ZG dd dejZG dd dejZG dd deZddddddZd d! Zd)d#d$Zeejee eeje eejd% eejd& ed'e eejee eeje eejd( eejd& dS )*    N   )Image	ImageFileImagePalette)i16le)i32leo8)o16le)o32le)PzP;1)r   zP;4)r   r   )RGBBGR;15)r   BGR)r   BGRX)r                   c                 C   s   | d d dkS )N      BM prefixr   r   X/home/www/facesmatcher.com/frenv_dlib/lib/python3.10/site-packages/PIL/BmpImagePlugin.py_accept3   s   r   c                 C   s   t | dv S )N)   (   @   l   |   )i32r   r   r   r   _dib_accept7      r#   c                   @   sX   e Zd ZdZdZdZdddddd	d
Ze D ]	\ZZ	e	e
 e< qdddZdd ZdS )BmpImageFilez0Image plugin for the Windows Bitmap format (BMP)Windows BitmapZBMPr   r   r      r      )RAWRLE8RLE4	BITFIELDSZJPEGZPNGc              
   C   s  | j j| j j}}|r|| t|ddd}t| j |d d }|d dkrOt|d|d< t|d|d	< t|d|d
< t|d|d< | j|d< d|d< n|d dv r|d dk|d< |d rddnd|d< t|d|d< |d sxt|dndt|d |d	< t|d|d
< t|d|d< t|d|d< t|d|d< t|dt|df|d< t|d|d< d|d< td d! |d D | j	d"< |d | j
krt|d#krtg d$D ]\}}t|d%|d  ||< qnd|d&< d'D ]
}t|d||< q|d( |d) |d* f|d+< |d( |d) |d* |d& f|d,< nd-|d  d.}	t|	|d |d	 f| _|ddr6|d nd|d > |d< |d/|d  krV|d dkrV|d|d  7 }t|d d0\| _}
| jd1u rsd2|d  d.}	t|	d3}|d | j
krg d4d5gd6d7gd8}d9d:d;d<d=d=d>d?d@dA	}|d |v r|d dBkr|d, ||d  v r||d |d, f }
dC|
v rd<n| j| _q"|d dDv r|d+ ||d  v r||d |d+ f }
q"dE}	t|	dE}	t|	|d | jkr|d dBkr|dFkrdG\}
| _n|d | j| jfv rdH}ndI|d  d.}	t|	| jdJkrd|d   k r6dKksCn dL|d  d.}	t|	|d }|||d  }dM}|d dkrZdNntt|d }t|D ]\}}||| || d  }|t|d krdO}qf|r|d dkrdPndQ| _| j}
ndJ| _t|dkrd9nd>|| _|d | j	d< |
g}|dHkr||d | jk n||d |d  dR d? dS@  ||d  |dd|d |d	 f|p| j  t|fg| _d1S )Tz Read relevant info about the BMPr   )header_size	directionr.   r   r   widthr   heightZplanes   bitscompressionr'   Zpalette_padding)r   r   r    r!         Zy_flipr   r/   l        r   
   r   	data_size   r   Zpixels_per_meter   colorsc                 s   s    | ]}|d  V  qdS )o_C@Nr   ).0xr   r   r   	<genexpr>v   s    z'BmpImageFile._bitmap.<locals>.<genexpr>dpi4   )r_maskg_maskb_maska_mask$   rE   )rB   rC   rD   rB   rC   rD   Zrgb_maskZ	rgba_maskzUnsupported BMP header type ()   )NNNzUnsupported BMP pixel depth (raw)      r6   r         ~ rK   rL   r   rN   rK   rL   r6   r6   rL   rK   rN   rK   rL   r6   rN   r   r   r   r   rK   rL   r6   i   i     i |  i  rU   )r   r   r   r   ZXBGRZABGRRGBABGRAr   zBGR;16r   )	)r   rJ   )r   rM   )r   rO   )r   rP   )r   rQ   )r   rR   )r   rS   )r   rT   )r   rV   r   A)r   r   z Unsupported BMP bitfields layout   )rX   rW   bmp_rlezUnsupported BMP compression (r   i   zUnsupported BMP Palette size (Tr   r6   F1LrU   )fpreadseekr"   r   
_safe_readi16r)   tupleinfor,   len	enumerateOSError_sizegetBIT2MODEmoder*   r+   listranger	   r   rI   paletteappendtellZtile)selfheaderoffsetra   rb   	file_infoZheader_dataidxmaskmsgZraw_modeZdecoder_nameZ	SUPPORTEDZ
MASK_MODESpaddingrp   Z	greyscaleindicesindvalrgbargsr   r   r   _bitmapJ   s  



 




"
zBmpImageFile._bitmapc                 C   s:   | j d}t|sd}t|t|d}| j|d dS )z-Open file, check magic number and read headerrH   zNot a BMP filer7   )ru   N)r`   ra   r   SyntaxErrorr"   r   )rs   Z	head_datary   ru   r   r   r   _open  s   
zBmpImageFile._openNr   r   )__name__
__module____qualname____doc__format_descriptionformatZCOMPRESSIONSitemskvvarsr   r   r   r   r   r   r%   >   s    
 Hr%   c                   @   s   e Zd ZdZdd ZdS )BmpRleDecoderTc                 C   s  | j d }t }d}t|| jj| jj k r-| jd}| jd}|r'|s)q-|d }|rt|| | jjkr@td| jj| }|rit	|d d? }t	|d d@ }	t
|D ]}
|
d dkrc||7 }qV||	7 }qVn||| 7 }||7 }n|d dkrt|| jj dkr|d7 }t|| jj dksd}n|d dkrq-|d dkr| jd}t|dk rq-| jd\}}|d||| jj   7 }t|| jj }nS|r|d d }| j|}|D ]}|t	|d? 7 }|t	|d@ 7 }qn|d }| j|}||7 }t||k r	q-||d 7 }| j d dkr!| jdtj t|| jj| jj k s| jdkr5dnd}| t||d| j d	 f d
S )Nr   r   r      r       r^   r   r-   )r-   r   )r   	bytearrayrg   stateZxsizeZysizefdra   maxr	   ro   rr   rb   osSEEK_CURrm   Z
set_as_rawbytes)rs   bufferZrle4datar>   ZpixelsbyteZ
num_pixelsZfirst_pixelZsecond_pixelindexZ
bytes_readrightupZ
byte_countZ	byte_readrawmoder   r   r   decode"  sn   



;zBmpRleDecoder.decodeN)r   r   r   Z	_pulls_fdr   r   r   r   r   r     s    r   c                   @   s   e Zd ZdZdZdd ZdS )DibImageFileZDIBr&   c                 C   s   |    d S )N)r   )rs   r   r   r   r   m  r$   zDibImageFile._openN)r   r   r   r   r   r   r   r   r   r   r   i  s    r   )r]   r   r   )r^   r      )r   r   r   )r   r   r   )rX   r   r   )r]   r^   r   r   rW   c                 C   s   t | ||d d S )NF)_save)imr`   filenamer   r   r   	_dib_save  s   r   Tc              
   C   s  z
t | j \}}}W n ty" } zd| j d}t||d }~ww | j}	|	dd}
ttdd |
}| jd | d d	 d
 d@ }d}|| jd  }| jdkr]d	dd dD }n'| jdkrod	dd t
dD }n| jdkr| jdd}t|d }nd }|rd| |d  }|| }|dkrd}t||dt| td t|  |t|t| jd  t| jd  td t| td t| t|d  t|d  t| t|  |d|d   |r|| t| |dd | j d||d!ffg d S )"Nzcannot write mode z as BMPr@   )`   r   c                 S   s   t | d d S )Nr<   g      ?)int)r>   r   r   r   <lambda>  s    z_save.<locals>.<lambda>r   r5   r   r'   r_   r   r   r]       c                 s       | ]	}t |d  V  qdS r   Nr   r=   ir   r   r   r?         z_save.<locals>.<genexpr>r\   r^   c                 s   r   r   r   r   r   r   r   r?     r   r   r   r   r   r   rH   l    z)File size is too large for the BMP formatr   r   rI   r   r-   )SAVErm   KeyErrorri   Zencoderinfork   re   mapsizejoinro   r   Z
getpaletterg   
ValueErrorwriteo32o16r   r   )r   r`   r   Zbitmap_headerr   r3   r;   ery   rf   r@   ppmZstridert   imagerp   ru   	file_sizer   r   r   r     s~   





	

(r   z.bmpz	image/bmpr[   z.dib)T)r    r   r   r   _binaryr   rd   r   r"   r	   r
   r   r   r   rl   r   r#   r%   Z	PyDecoderr   r   r   r   r   Zregister_openr   Zregister_saveZregister_extensionZregister_mimeZregister_decoderr   r   r   r   <module>   sJ    bJ	
F