o
    پh                     @   s   d dl Z ddlmZmZmZmZ ddlmZ G dd dZdd Z	d	d
 Z
dd ZdddZdddZdddZdddZdd ZdS )    N   )GimpGradientFileGimpPaletteFile
ImageColorPaletteFile)	deprecatec                   @   s|   e Zd ZdZdddZedd Zejd	d Zed
d Zejdd Zdd Z	dd Z
dd ZeZdddZdd ZdS )ImagePalettea  
    Color palette for palette mapped images

    :param mode: The mode to use for the palette. See:
        :ref:`concept-modes`. Defaults to "RGB"
    :param palette: An optional palette. If given, it must be a bytearray,
        an array or a list of ints between 0-255. The list must consist of
        all channels for one color followed by the next color (e.g. RGBRGBRGB).
        Defaults to an empty palette.
    RGBNr   c                 C   sT   || _ d | _|p
t | _d | _|dkr&tddd  |t| jkr(d}t|d S d S )Nr   zThe size parameter
   zwrong palette size)moderawmode	bytearraypalettedirtyr   len
ValueError)selfr   r   sizemsg r   V/home/www/facesmatcher.com/frenv_dlib/lib/python3.10/site-packages/PIL/ImagePalette.py__init__%   s   zImagePalette.__init__c                 C   s   | j S N)_paletter   r   r   r   r   0   s   zImagePalette.palettec                 C   s   d | _ || _d S r   )_colorsr   )r   r   r   r   r   r   4   s   
c                 C   sh   | j d u r1t| j}i | _ tdt| j|D ]}t| j|||  }|| j v r)q|| | j |< q| j S )Nr   )r   r   r   ranger   tuple)r   Zmode_lenicolorr   r   r   colors9   s   


zImagePalette.colorsc                 C   s
   || _ d S r   )r   )r   r    r   r   r   r    E   s   
c                 C   s<   t  }| j|_| j|_| jd ur| jd d  |_| j|_|S r   )r   r   r   r   r   )r   newr   r   r   copyI   s   
zImagePalette.copyc                 C   s    | j r	| j | jfS | j|  fS )z
        Get palette contents in format suitable for the low-level
        ``im.putpalette`` primitive.

        .. warning:: This method is experimental.
        )r   r   r   tobytesr   r   r   r   getdataT   s   zImagePalette.getdatac                 C   s:   | j r	d}t|t| jtr| jS td| j}| S )zUConvert palette to bytes.

        .. warning:: This method is experimental.
        !palette contains raw palette dataB)r   r   
isinstancer   bytesarrayr#   )r   r   Zarrr   r   r   r#   _   s   zImagePalette.tobytesc           	   
   C   s  | j r	d}t|t|tr| jdkr,t|dkr+|d dkr%d}t||dd }n| jdkr;t|dkr;|d	7 }z| j| W S  ty } zt| jt	sUt	| j| _
t| jd }d
}|rl|jd|jdf}||v rx|d7 }||v sp|dkr|rttt| D ]\}}|dkr||vr|} qq|dkrd}t|||| j|< |d t| jk r| jd|d  t| | j|d d d  | _
n	|  j
t|7  _
d| _|W  Y d}~S d}~ww dt| }t|)zgGiven an rgb tuple, allocate palette entry.

        .. warning:: This method is experimental.
        r%   r	            z/cannot add non-opaque RGBA color to RGB paletteNZRGBA)r,   r   
backgroundZtransparencyr      r   z$cannot allocate more than 256 colorszunknown color specifier: )r   r   r'   r   r   r   r    KeyErrorr   r   r   infogetreversedlist	enumerateZ	histogramr(   r   repr)	r   r   imager   eindexZspecial_colorsr   countr   r   r   getcoloro   sj   






#zImagePalette.getcolorc              
   C   s   | j r	d}t|t|trt|d}|d |d| j d tdD ]<}||  t|t| j |d t| j D ]}z|d| j	|   W q? t
y\   |d	 Y q?w |d q&|  d
S )zVSave palette to text file.

        .. warning:: This method is experimental.
        r%   wz
# Palette
z# Mode: 
r.   r    z 0N)r   r   r'   stropenwriter   r   r   r   
IndexErrorclose)r   fpr   r   jr   r   r   save   s"   


&zImagePalette.save)r	   Nr   r   )__name__
__module____qualname____doc__r   propertyr   setterr    r"   r$   r#   Ztostringr:   rE   r   r   r   r   r      s"    





:r   c                 C   s   t  }| |_||_d|_|S )Nr   )r   r   r   r   )r   datar   r   r   r   raw   s
   rM   c                 C   s4   g }| dkrt dD ]}||| d  q
|S t)Nr   r.   r,   )r   appendNotImplementedError)blackwhitelutr   r   r   r   make_linear_lut   s   rS   c                 C   s4   g }t dD ]}|t|d |  d d  q|S )Nr.   g     o@g      ?)r   rN   int)exprR   r   r   r   r   make_gamma_lut   s    rV   r	   c                    s4   t tdt  }|  t  fdd|D S )Nr.   c                       g | ]}|t   qS r   r   .0r   r   r   r   
<listcomp>       znegative.<locals>.<listcomp>)r3   r   r   reverser   r   r   r   r[   r   negative   s   r`   c                 C   s@   ddl m} g }tdt|  D ]
}||dd qt| |S )Nr   )randintr.   r,   )randomra   r   r   rN   r   )r   ra   r   r   r   r   r   rb      s
   
rb   #fff0c0c                    s0   dd t | D  td fddtdD S )Nc                 S   s   g | ]}t d |qS )r   )rS   )rZ   Zbandr   r   r   r\      s    zsepia.<locals>.<listcomp>r	   c                    s    g | ]} |d   |d   qS )r+   r   rY   Zbandsr   r   r\      s     i   )r   Zgetrgbr   r   )rQ   r   rd   r   sepia   s   re   c                    s,   t tdt  }t  fdd|D S )Nr.   c                    rW   r   rX   rY   r[   r   r   r\      r]   zwedge.<locals>.<listcomp>)r3   r   r   r   r_   r   r[   r   wedge   s   rf   c                 C   s   t | d7}tjtjtjfD ]}z|d || }|r!W  q4W q ttfy-   Y qw d}t|W d    |S 1 s?w   Y  |S )Nrbr   zcannot load palette)	r?   r   r   r   seekZ
getpaletteSyntaxErrorr   OSError)filenamerC   ZpaletteHandlerrR   r   r   r   r   load   s*   

rl   )r	   )rc   )r)    r   r   r   r   Z
_deprecater   r   rM   rS   rV   r`   rb   re   rf   rl   r   r   r   r   <module>   s    ,



	
